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Cheap flights from Indianapolis to Australia from $793

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 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SYD
30 Dec — 6 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Indianapolis to Australia

Keep the following information in mind while searching for Indianapolis to Australia flight deals. Data was last updated 30 November 2025.

Round-trip from

$1,417

One-way from

$793

Popular in

January

Cheapest in

October

Average price

$1,878
American Airlines
  • American Airlines
  • 22/3-20/4
  • 3 total stops
  • 49h 35m total
  • Indianapolis to Australia
Search Deals
Air Canada
  • Air Canada
  • 25/3
  • 2 total stops
  • 30h 31m total
  • Indianapolis to Australia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($274 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($59 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Find flight deals from Indianapolis to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Indianapolis to Australia
Explore the most affordable flight options available from Indianapolis to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 November 2025.

Mon 22/1217:15IND - SYD
1 stop23h 45mQantas Airways
Wed 14/117:50SYD - IND
2 stops36h 49mQantas Airways
Deal found 29/11$1,484
Wed 3/1214:56IND - SYD
1 stop23h 59mQantas Airways
Sun 7/1206:05SYD - IND
2 stops27h 05mQantas Airways
Deal found 27/11$1,561
Tue 2/1215:35IND - BNE
2 stops26h 10mMultiple Airlines
Tue 9/1212:10BNE - IND
1 stop20h 00mMultiple Airlines
Deal found 29/11$1,586
Sat 13/1214:15IND - BNE
2 stops26h 15mUnited Airlines
Thu 25/1211:40BNE - IND
2 stops25h 19mUnited Airlines
Deal found 28/11$1,588
Tue 2/1215:35IND - BNE
2 stops26h 10mAir Canada
Tue 9/1210:45BNE - IND
2 stops26h 14mAir Canada
Deal found 29/11$1,623
Wed 3/1215:35IND - SYD
2 stops50h 00mAir Canada
Sat 28/211:20SYD - IND
2 stops26h 39mAir Canada
Deal found 29/11$1,786
Tue 2/1217:11IND - SYD
1 stop23h 49mQantas Airways
Tue 9/1211:20SYD - IND
1 stop21h 50mQantas Airways
Deal found 29/11$1,823
Wed 3/1217:11IND - SYD
1 stop23h 49mQantas Airways
Sat 28/214:05SYD - IND
1 stop23h 44mQantas Airways
Deal found 29/11$1,867
Tue 2/1218:37IND - SYD
2 stops22h 23mAmerican Airlines
Tue 9/1211:20SYD - IND
2 stops25h 40mAmerican Airlines
Deal found 29/11$1,887
Mon 29/1215:16IND - SYD
1 stop23h 39mQantas Airways
Sun 18/119:15SYD - IND
2 stops40h 59mQantas Airways
Deal found 29/11$1,890
Tue 2/1217:11IND - BNE
1 stop20h 49mAmerican Airlines
Tue 9/1209:40BNE - IND
1 stop27h 26mAmerican Airlines
Deal found 29/11$1,892
Wed 3/1212:37IND - SYD
2 stops26h 48mAmerican Airlines
Sat 28/214:05SYD - IND
1 stop23h 44mAmerican Airlines
Deal found 29/11$1,936

Cheapflights Fare Finder

 
Customise your flight search to find flights from Indianapolis to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 30 November 2025.
Use the filters below to find and compare flights from Indianapolis to Australia that are best for you.

Fly from

Indianapolis

Fly to

Australia

Route

Depart

Return

Price

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 2/2

15:29-06:30

1 stop24h 01m

Brisbane

Fri 13/2

19:40-05:50

1 stop25h 10m

$1,420

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Sun 22/3

17:32-05:00

1 stop21h 28m

Brisbane

Mon 20/4

20:35-16:53

1 stop34h 18m

$1,423

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 2/2

17:05-08:20

1 stop24h 15m

Brisbane

Fri 13/2

10:40-16:17

1 stop20h 37m

$1,445

IndianapolisMelbourne

IND - MEL

INDMEL

Indianapolis

Tue 13/1

10:27-05:00

2 stops26h 33m

Melbourne

Tue 20/1

16:05-22:54

1 stop22h 49m

$1,469

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 24/1

17:30-09:10

2 stops47h 40m

Sydney Kingsford Smith

Sat 7/2

11:20-17:11

1 stop21h 51m

$1,481

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 11/2

17:30-09:00

1 stop23h 30m

Sydney Kingsford Smith

Wed 18/2

17:50-14:59

2 stops37h 09m

$1,484

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Tue 10/2

09:05-08:45

2 stops32h 40m

Brisbane

Sat 14/2

10:45-17:53

2 stops22h 08m

$1,568

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 11/2

14:00-09:35

2 stops27h 35m

Sydney Kingsford Smith

Wed 18/2

11:20-17:53

2 stops22h 33m

$1,580

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Tue 10/2

09:58-07:30

1 stop30h 32m

Brisbane

Sat 14/2

11:40-23:57

1 stop27h 17m

$1,580

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 21/3

15:27-06:55

1 stop24h 28m

Sydney Kingsford Smith

Sun 5/4

13:55-16:32

2 stops40h 37m

$1,684

Flights are sorted by cheapest return flights first.

Deals found on 30/11

Showing 1-10 of 47 results
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Best time to book a flight from Indianapolis to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia 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 Australia

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

Currently, October is the cheapest month in which you can book a flight from Indianapolis to Australia (average of $596). Flying from Indianapolis to Australia in December is currently the most expensive (average of $1,518). 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 AU?

Find hourly flight availability from Indianapolis to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 November 2025.

A simple way to save on the total cost of your ticket is to fly from Indianapolis to Australia at midday. If you’re flexible enough to do this you can expect to save up to 59% on your trip compared to booking a flight in the morning.

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

Use this chart to determine the cheapest time to fly return from Indianapolis to Australia. Price data was last updated on 16 December 2024.

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

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 30 November 2025.
Read reviews from past customers who have flown with Qantas Airways and United Airlines from Indianapolis to Australia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
946 reviews
Check prices

Crew

8.1

Entertainment

7.2

Comfort

7.5

Food

7.0

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Qantas Airways
7.5
Good
946 reviews
Qantas Airways
7.5
Good
946 reviews
Check prices

Crew

8.1

Entertainment

7.2

Comfort

7.5

Food

7.0

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
United Airlines
7.4
Good
9,055 reviews
Qantas Airways
7.5
Good
946 reviews
Check prices

Crew

8.1

Entertainment

7.2

Comfort

7.5

Food

7.0

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

Related info for your journey

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

  • What airport do you fly from for flights from Indianapolis to Australia?

    Located just 13.3 km from the city centre, Indianapolis (IND) is the airport most travellers will use when flying to Australia from Indianapolis.

  • How long is the flight from Indianapolis to Australia?

    For as low as $1,417, American Airlines can have you in Australia from Indianapolis in 21h 28m. There are 14434 km between Indianapolis and Australia. Both multi-stop and direct flights can be found to your destination and back.

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

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $793. Users have also found prices from $851 and $851 on Qantas Airways and Delta, respectively.

  • What are the most popular routes from Indianapolis to Australia?

    While some choose either Indianapolis - Brisbane or Indianapolis - Perth, Indianapolis - Sydney Kingsford Smith is the most popular route from Indianapolis to Australia.

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

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

  • How can I find direct flights from Indianapolis to Australia?

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

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

    Yes. Cheapflights offers flight deals from Indianapolis to Australia 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 Australia?

    Currently, October is the cheapest month in which you can book a flight from Indianapolis to Australia (average of $596). Flying from Indianapolis to Australia in December is currently the most expensive (average of $1,518). 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

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.

Top 2 airlines flying from Indianapolis to Australia

Discover the top 2 airlines that operate flights from Indianapolis to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 30 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,429Average$2,068FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,829Average$2,296FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

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 Australia?

Deals for Indianapolis to Australia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Indianapolis to Australia.

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

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

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

Of course! You can now track prices for flights from Indianapolis to Australia 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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