What are the cheapest airlines flying from Indianapolis to Sydney round-trip?

Cheapflights users have booked flights from Indianapolis to Sydney round-trip from $2,071. Other airlines that can offer you cheap pricing are Air New Zealand, from $2,132, and American Airlines, from $2,258. Delta is currently priced 10% below the average price you’ll pay for this route. Find deals

What are the cheapest airlines to fly from Indianapolis to Sydney one-way?

For one-way options, check prices for Delta. According to our data, you can fly for as low as $1,369. Users have also found prices from $1,599 and $2,176 on American Airlines and Air Canada, respectively. Find deals

What is the cheapest day to fly from Indianapolis to Sydney?

Travellers seeking maximum savings on their Indianapolis to Sydney flight should consider departing on Thursday evenings when fares are most often at their lowest. Thursday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly return from Indianapolis to Sydney?

Friday flights are found to be more expensive to fly from Indianapolis to Sydney. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Sydney.

How far in advance should I book a flight from Indianapolis to Sydney?

To save on the cost of your flight from Indianapolis to Sydney, book at least 24 days before your planned departure. Booking around this time can save you about 55% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,378 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $2,132.

What is the cheapest month to fly from Indianapolis to Sydney?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, November can be a great choice for travel to Sydney. Flights to Sydney from Indianapolis in November are about $2,307 on average during November, but can be found for as low as $1,414.

Can I find deals for flights from Indianapolis to Sydney that include hotel bookings?

Yes. In addition to deals on Indianapolis to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Indianapolis to Sydney?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to Sydney.

Can I find deals for business class flights from Indianapolis to Sydney?

Yes. Cheapflights offers flight deals from Indianapolis to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,369+ Flights from Indianapolis to Sydney

Cheapflights Tip: The best prices from Indianapolis to Sydney Kingsford Smith are usually found in November or August, booked 23 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Indianapolis to Sydney

Round-trip from	$2,071
One-way from	$1,369
Popular in	December
Cheapest in	November
Average price	$2,200

Delta
24/6-8/7
4 total stops
52h 29m total
Indianapolis to Sydney

Search Deals

Delta
18/7
2 total stops
30h 10m total
Indianapolis to Sydney

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($145 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($106 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Indianapolis to Sydney

Cheapest flights from Indianapolis to Sydney
Explore the most affordable flight options available from Indianapolis to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Fri 31/1016:06IND - SYD

1 stop25h 54mQantas Airways

Thu 13/1117:50SYD - IND

2 stops41h 49mQantas Airways

Deal found 24/4$2,053

Tue 24/616:38IND - SYD

2 stops23h 57mDelta

Tue 8/709:25SYD - IND

2 stops28h 32mDelta

Deal found 23/4$2,071

Thu 30/1007:35IND - SYD

2 stops35h 50mAir New Zealand

Sat 15/1118:25SYD - IND

2 stops44h 52mAir New Zealand

Deal found 23/4$2,095

Tue 24/616:04IND - SYD

1 stop25h 01mAmerican Airlines

Tue 8/709:10SYD - IND

1 stop22h 30mAmerican Airlines

Deal found 23/4$2,258

Thu 30/1007:35IND - SYD

2 stops34h 10mMultiple Airlines

Sat 15/1111:45SYD - IND

3 stops27h 32mMultiple Airlines

Deal found 23/4$2,278

Sat 5/715:40IND - SYD

2 stops49h 20mUnited Airlines

Sun 13/709:30SYD - IND

2 stops22h 27mUnited Airlines

Deal found 23/4$2,316

Fri 9/507:00IND - SYD

2 stops46h 45mAlaska Airlines

Fri 16/521:40SYD - IND

2 stops23h 27mAlaska Airlines

Deal found 23/4$2,497

Mon 28/417:05IND - SYD

2 stops34h 05mQatar Airways

Mon 5/520:45SYD - IND

2 stops39h 28mQatar Airways

Deal found 23/4$2,774

Fri 26/911:10IND - SYD

3 stops30h 10mAir Canada

Thu 16/1010:20SYD - IND

3 stops28h 11mAir Canada

Deal found 23/4$3,813

Fri 9/518:18IND - SYD

3 stops34h 42mTurkish Airlines

Fri 16/520:55SYD - IND

3 stops58h 14mTurkish Airlines

Deal found 23/4$5,974

Mon 12/519:20IND - SYD

3 stops44h 00mBritish Airways

Mon 26/514:40SYD - IND

3 stops42h 10mBritish Airways

Deal found 23/4$6,011

Wed 6/811:41IND - SYD

2 stops39h 34mLATAM Airlines

Wed 13/811:50SYD - IND

3 stops36h 41mLATAM Airlines

Deal found 22/4$16,630

Best flights from Indianapolis to Sydney
Discover carefully curated flight deals from Indianapolis to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 April 2025.

Tue 24/616:38IND - SYD

2 stops23h 57mDelta

Tue 8/709:25SYD - IND

2 stops28h 32mDelta

Deal found 23/4$2,071

Fri 1/817:38IND - SYD

2 stops25h 07mAir New Zealand

Fri 29/809:55SYD - IND

2 stops27h 32mAir New Zealand

Deal found 23/4$2,132

Tue 24/616:04IND - SYD

1 stop25h 01mAmerican Airlines

Tue 8/709:10SYD - IND

1 stop22h 30mAmerican Airlines

Deal found 23/4$2,258

Wed 1/1016:48IND - SYD

1 stop24h 07mQantas Airways

Mon 13/1010:10SYD - IND

1 stop21h 56mQantas Airways

Deal found 23/4$2,269

Sat 5/715:40IND - SYD

2 stops49h 20mUnited Airlines

Sun 13/709:30SYD - IND

2 stops22h 27mUnited Airlines

Deal found 23/4$2,316

Fri 9/507:00IND - SYD

2 stops46h 45mAlaska Airlines

Fri 16/521:40SYD - IND

2 stops23h 27mAlaska Airlines

Deal found 23/4$2,497

Fri 1/807:00IND - SYD

3 stops35h 45mMultiple Airlines

Fri 29/811:50SYD - IND

2 stops25h 37mMultiple Airlines

Deal found 23/4$2,553

Fri 26/911:10IND - SYD

3 stops30h 10mAir Canada

Thu 16/1010:20SYD - IND

3 stops28h 11mAir Canada

Deal found 23/4$3,813

Fri 9/518:18IND - SYD

3 stops34h 42mTurkish Airlines

Fri 16/520:55SYD - IND

3 stops58h 14mTurkish Airlines

Deal found 23/4$5,974

Mon 12/519:20IND - SYD

3 stops44h 00mBritish Airways

Mon 26/514:40SYD - IND

3 stops42h 10mBritish Airways

Deal found 23/4$6,011

Wed 6/811:41IND - SYD

2 stops39h 34mLATAM Airlines

Wed 13/811:50SYD - IND

3 stops36h 41mLATAM Airlines

Deal found 22/4$16,630

Last-minute flights from Indianapolis to Sydney
Discover last-minute flight deals from Indianapolis to Sydney. Data last updated 24 April 2025 and is based on user searches.

Mon 28/417:05IND - SYD

2 stops34h 05mQatar Airways

Mon 5/520:45SYD - IND

2 stops39h 28mQatar Airways

Deal found 23/4$2,774

Mon 28/416:03IND - SYD

3 stops29h 42mMultiple Airlines

Mon 5/513:15SYD - IND

3 stops29h 15mMultiple Airlines

Deal found 23/4$2,970

Sun 4/507:00IND - SYD

2 stops46h 45mAlaska Airlines

Fri 16/521:40SYD - IND

2 stops23h 27mAlaska Airlines

Deal found 24/4$2,616

Sun 4/509:10IND - SYD

2 stops33h 35mAir New Zealand

Fri 16/510:20SYD - IND

1 stop33h 56mAir New Zealand

Deal found 24/4$2,940

Sun 4/516:49IND - SYD

1 stop24h 16mQantas Airways

Fri 16/509:10SYD - IND

1 stop21h 43mQantas Airways

Deal found 24/4$3,282

Sun 4/517:11IND - SYD

3 stops28h 34mMultiple Airlines

Fri 16/513:15SYD - IND

3 stops34h 30mMultiple Airlines

Deal found 24/4$3,921

Fri 9/507:00IND - SYD

2 stops46h 45mAlaska Airlines

Fri 16/521:40SYD - IND

2 stops23h 27mAlaska Airlines

Deal found 23/4$2,497

Fri 9/513:38IND - SYD

2 stops27h 42mAir Canada

Fri 16/509:20SYD - IND

3 stops28h 07mAir Canada

Deal found 23/4$4,678

Fri 9/518:18IND - SYD

3 stops34h 42mTurkish Airlines

Fri 16/520:55SYD - IND

3 stops58h 14mTurkish Airlines

Deal found 23/4$5,974

Mon 12/519:20IND - SYD

3 stops44h 00mBritish Airways

Mon 26/514:40SYD - IND

3 stops42h 10mBritish Airways

Deal found 23/4$6,011

Wed 21/519:43IND - SYD

1 stop21h 12mAir New Zealand

Wed 28/508:45SYD - IND

2 stops28h 59mAir New Zealand

Deal found 23/4$2,424

Wed 21/514:07IND - SYD

2 stops26h 28mDelta

Wed 28/509:25SYD - IND

2 stops27h 37mDelta

Deal found 23/4$2,447

One-way flights from Indianapolis to Sydney
Search for one-way flight options from Indianapolis to Sydney. Find affordable one-way fares based on user searches. Data last updated 24 April 2025.

Fri 18/710:25IND - SYD

2 stops30h 10mDelta

Deal found 23/4$1,369

Sun 11/515:47IND - SYD

2 stops25h 18mAmerican Airlines

Deal found 24/4$1,599

Sun 11/506:00IND - SYD

3 stops35h 20mAir Canada

Deal found 23/4$2,176

Fri 18/718:25IND - SYD

3 stops49h 10mLATAM Airlines

Deal found 23/4$3,700

Cheapflights Fare Finder

Use the filters below to find and compare flights from Indianapolis to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 24/6

16:38-06:35

2 stops23h 57m

Sydney Kingsford Smith

Tue 8/7

09:25-23:57

2 stops28h 32m

$2,071

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Fri 1/8

17:38-08:45

2 stops25h 07m

Sydney Kingsford Smith

Fri 29/8

09:55-23:27

2 stops27h 32m

$2,132

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 24/6

16:04-07:05

1 stop25h 01m

Sydney Kingsford Smith

Tue 8/7

09:10-17:40

1 stop22h 30m

$2,258

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 1/10

16:48-06:55

1 stop24h 07m

Sydney Kingsford Smith

Mon 13/10

10:10-17:06

1 stop21h 56m

$2,269

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 5/7

15:40-07:00

2 stops49h 20m

Sydney Kingsford Smith

Sun 13/7

09:30-17:57

2 stops22h 27m

$2,316

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Fri 9/5

07:00-19:45

2 stops46h 45m

Sydney Kingsford Smith

Fri 16/5

21:40-07:07

2 stops23h 27m

$2,497

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Fri 1/8

07:00-08:45

3 stops35h 45m

Sydney Kingsford Smith

Fri 29/8

11:50-23:27

2 stops25h 37m

$2,553

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Fri 26/9

11:10-07:20

3 stops30h 10m

Sydney Kingsford Smith

Thu 16/10

10:20-23:31

3 stops28h 11m

$3,813

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Fri 9/5

18:18-19:00

3 stops34h 42m

Sydney Kingsford Smith

Fri 16/5

20:55-17:09

3 stops58h 14m

$5,974

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Mon 12/5

19:20-05:20

3 stops44h 00m

Sydney Kingsford Smith

Mon 26/5

14:40-18:50

3 stops42h 10m

$6,011

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 15 results

Best time to book a flight from Indianapolis to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Indianapolis with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Indianapolis to Sydney

How far ahead should I book a flight from Indianapolis to Sydney?

Booking 23 days in advance of your planned departure date is, on average, the best time to get cheap flights from Indianapolis to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Indianapolis to Sydney?

Currently, May is the cheapest month in which you can book a flight from Indianapolis to Sydney (average of $129). Flying from Indianapolis to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IND to SYD?

It’s optimal to fly from Indianapolis to Sydney in the afternoon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight at midday.

Rainfall in Sydney by month

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Sydney

Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Air New Zealand from Indianapolis to Sydney to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very Good

9,918 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very Good

9,918 reviews

Alaska Airlines

8.0

Very Good

9,918 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very Good

7,920 reviews

Alaska Airlines

8.0

Very Good

9,918 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Air New Zealand

8.0

Very Good

469 reviews

Alaska Airlines

8.0

Very Good

9,918 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Qantas Airways

7.5

Good

827 reviews

Alaska Airlines

8.0

Very Good

9,918 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

LATAM Airlines

7.5

Good

1,767 reviews

Alaska Airlines

8.0

Very Good

9,918 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What are the cheapest airlines flying from Indianapolis to Sydney round-trip?
Cheapflights users have booked flights from Indianapolis to Sydney round-trip from $2,071. Other airlines that can offer you cheap pricing are Air New Zealand, from $2,132, and American Airlines, from $2,258. Delta is currently priced 10% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Indianapolis to Sydney one-way?
For one-way options, check prices for Delta. According to our data, you can fly for as low as $1,369. Users have also found prices from $1,599 and $2,176 on American Airlines and Air Canada, respectively.
Can I find deals for flights from Indianapolis to Sydney that include hotel bookings?
Yes. In addition to deals on Indianapolis to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Indianapolis to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to Sydney.
Can I find deals for business class flights from Indianapolis to Sydney?
Yes. Cheapflights offers flight deals from Indianapolis to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Indianapolis to Sydney?
Currently, May is the cheapest month in which you can book a flight from Indianapolis to Sydney (average of $129). Flying from Indianapolis to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Parramatta

Wollongong

Katoomba

Manly

Penrith

Coogee

Randwick

Terrigal

Cronulla

Lithgow

Bondi Beach

Leura

Swansea

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Alternative routes for Indianapolis to Sydney

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Other flights to Sydney

Top airline flying from Indianapolis to Sydney

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$1,466	Average$2,132	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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How does Cheapflights help users find flights from Indianapolis to Sydney?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Indianapolis to Sydney. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Indianapolis to Sydney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Indianapolis.

Can Cheapflights find flights from Indianapolis to Sydney with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Indianapolis to Sydney, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Indianapolis to Sydney become cheaper?

Of course! You can now track prices for flights from Indianapolis to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Indianapolis to Sydney from $1,369

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Indianapolis to Sydney Kingsford Smith are usually found in November or August, booked 23 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Indianapolis to Sydney

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Indianapolis to Sydney

Cheapest flights from Indianapolis to SydneyExplore the most affordable flight options available from Indianapolis to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Explore the most affordable flight options available from Indianapolis to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Indianapolis to Sydney that are best for you.

Best time to book a flight from Indianapolis to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Indianapolis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Indianapolis to Sydney

How far ahead should I book a flight from Indianapolis to Sydney?

Use this chart to determine the optimal time to book a return flight from Indianapolis to Sydney. Price data was last updated on 18 April 2025.

What is the cheapest month to book a flight from Indianapolis to Sydney?

What is the cheapest time of day to fly from IND to SYD?

Find hourly flight availability from Indianapolis to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 24 April 2025.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 24 April 2025.

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Indianapolis to Sydney round-trip?

What are the cheapest airlines to fly from Indianapolis to Sydney one-way?

Can I find deals for flights from Indianapolis to Sydney that include hotel bookings?

How can I find direct flights from Indianapolis to Sydney?

Can I find deals for business class flights from Indianapolis to Sydney?

What is the cheapest month to book a flight from Indianapolis to Sydney?

Travelling to a place near Indianapolis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Indianapolis to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Indianapolis to Sydney

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Indianapolis to Sydney?

Why should you use Cheapflights to find cheap flight tickets from Indianapolis to Sydney?

Can Cheapflights find flights from Indianapolis to Sydney with no change fees?

Can Cheapflights notify me if prices for flights from Indianapolis to Sydney become cheaper?

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Cheapest flights from Indianapolis to Sydney
Explore the most affordable flight options available from Indianapolis to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.