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Cheap flights from Indianapolis to Australia from $856

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 24/12. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SYD
23 Nov — 30 Nov1
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 24 October 2025.

Round-trip from

$1,746

One-way from

$856

Popular in

July

Cheapest in

August

Average price

$1,749
Air Canada
  • Air Canada
  • 8/2-13/2
  • 4 total stops
  • 54h 14m total
  • Indianapolis to Australia
Search Deals
Qantas Airways
  • Qantas Airways
  • 24/12
  • 1 total stop
  • 23h 45m total
  • Indianapolis to Australia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($101 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($54 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 24 October 2025.

Sun 23/1117:11IND - SYD
1 stop23h 49mQantas Airways
Sun 14/1211:20SYD - IND
1 stop21h 50mQantas Airways
Deal found 22/10$1,811
Tue 11/1114:56IND - BNE
1 stop24h 34mAmerican Airlines
Tue 18/1109:40BNE - IND
1 stop27h 25mAmerican Airlines
Deal found 22/10$1,842
Sun 23/1115:39IND - SYD
2 stops25h 21mAmerican Airlines
Sun 14/1211:20SYD - IND
2 stops22h 41mAmerican Airlines
Deal found 22/10$1,874
Sat 6/1217:49IND - BNE
2 stops47h 56mAir Canada
Sat 13/1210:45BNE - IND
2 stops39h 38mAir Canada
Deal found 22/10$1,917
Mon 29/1217:15IND - SYD
1 stop23h 45mQantas Airways
Sun 18/111:20SYD - IND
1 stop21h 40mQantas Airways
Deal found 23/10$1,925
Sat 6/1217:11IND - MEL
1 stop24h 19mAmerican Airlines
Sat 13/1216:05MEL - IND
1 stop21h 32mAmerican Airlines
Deal found 22/10$1,937
Fri 5/1211:56IND - MEL
2 stops25h 19mAmerican Airlines
Fri 12/1212:00MEL - IND
1 stop21h 10mAmerican Airlines
Deal found 23/10$1,945
Tue 18/1108:00IND - SYD
2 stops33h 35mAir Canada
Thu 27/1111:20SYD - IND
2 stops43h 18mAir Canada
Deal found 23/10$1,951
Sun 7/1218:01IND - MEL
1 stop23h 59mUnited Airlines
Sun 14/1211:30MEL - IND
2 stops26h 29mUnited Airlines
Deal found 22/10$1,982
Fri 5/1217:05IND - MEL
1 stop22h 55mDelta
Fri 12/1210:10MEL - IND
1 stop21h 45mDelta
Deal found 23/10$1,985
Sat 6/1217:11IND - SYD
1 stop23h 49mMultiple Airlines
Sat 13/1211:20SYD - IND
1 stop21h 50mMultiple Airlines
Deal found 22/10$2,037
Thu 6/1112:38IND - SYD
2 stops28h 57mAir Canada
Sun 9/1111:20SYD - IND
2 stops22h 28mAir Canada
Deal found 22/10$2,052

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 24 October 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

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 24/1

17:30-09:00

1 stop23h 30m

Sydney Kingsford Smith

Sat 7/2

14:05-17:43

1 stop19h 38m

$1,811

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 2/2

12:22-05:00

2 stops25h 38m

Brisbane

Fri 13/2

19:40-06:41

1 stop26h 01m

$1,828

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 2/2

17:30-05:00

1 stop20h 30m

Brisbane

Fri 13/2

09:40-17:31

1 stop22h 51m

$1,831

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Tue 11/11

12:51-06:30

2 stops26h 39m

Brisbane

Tue 18/11

09:40-18:22

2 stops23h 42m

$1,848

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 24/1

15:14-09:00

2 stops25h 46m

Sydney Kingsford Smith

Sat 7/2

11:20-17:48

2 stops22h 28m

$1,872

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 19/4

16:49-07:30

1 stop24h 41m

Sydney Kingsford Smith

Sun 3/5

09:10-18:40

2 stops23h 30m

$1,874

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Thu 12/2

09:55-09:15

1 stop31h 20m

Sydney Kingsford Smith

Thu 26/2

11:50-15:48

1 stop19h 58m

$1,892

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 16/3

09:00-07:45

2 stops32h 45m

Brisbane

Fri 20/3

09:45-21:58

2 stops26h 13m

$1,931

IndianapolisMelbourne

IND - MEL

INDMEL

Indianapolis

Fri 5/12

11:56-05:15

2 stops25h 19m

Melbourne

Fri 12/12

12:00-17:10

1 stop21h 10m

$1,945

IndianapolisMelbourne

IND - MEL

INDMEL

Indianapolis

Sun 7/12

14:15-10:00

2 stops27h 45m

Melbourne

Sun 14/12

11:30-22:30

2 stops27h 00m

$1,982

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Showing 1-10 of 56 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 $623). Flying from Indianapolis to Australia in December is currently the most expensive (average of $1,494). 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 24 October 2025.

A simple way to save on the total cost of your ticket is to fly from Indianapolis to Australia in the evening. If you’re flexible enough to do this you can expect to save up to 47% 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 24 October 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
922 reviews
Check prices

Entertainment

7.2

Boarding

7.7

Crew

8.2

Food

7.0

Comfort

7.5

Overall

7.5

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
922 reviews
Qantas Airways
7.5
Good
922 reviews
Check prices

Entertainment

7.2

Boarding

7.7

Crew

8.2

Food

7.0

Comfort

7.5

Overall

7.5

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
8,995 reviews
Qantas Airways
7.5
Good
922 reviews
Check prices

Entertainment

7.2

Boarding

7.7

Crew

8.2

Food

7.0

Comfort

7.5

Overall

7.5

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 $1,811, Qantas Airways can have you in Australia from Indianapolis in 23h 30m. There are 14936 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 Qantas Airways. According to our data, you can fly for as low as $856. Users have also found prices from $881 and $889 on Air Canada and American Airlines, respectively.

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

    While some choose either Indianapolis - Melbourne or Indianapolis - Brisbane, 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 $623). Flying from Indianapolis to Australia in December is currently the most expensive (average of $1,494). 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 24 October 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,440Average$1,467FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,821Average$2,244FlexibilityNo 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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