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Cheap flights from Indianapolis to Australia from $874

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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SYD
17 Oct — 24 Oct1
1 adult
1 adult, Economy

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 17 September 2025.

Round-trip from

$1,522

One-way from

$874

Popular in

December

Cheapest in

October

Average price

$1,795
Qantas Airways
  • Qantas Airways
  • 2/2-13/2
  • 2 total stops
  • 43h 32m total
  • Indianapolis to Australia
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United Airlines
  • United Airlines
  • 10/2
  • 2 total stops
  • 25h 37m total
  • Indianapolis to Australia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($207 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($79 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Indianapolis to Australia

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 17 September 2025.

Tue 4/1106:00IND - BNE
2 stops35h 45mAir Canada
Wed 12/1110:45BNE - IND
2 stops22h 09mAir Canada
Deal found 14/9$1,585
Sun 9/1118:00IND - BNE
1 stop22h 30mUnited Airlines
Fri 21/1111:40BNE - IND
2 stops38h 33mUnited Airlines
Deal found 13/9$1,591
Tue 4/1112:38IND - BNE
2 stops27h 52mUnited Airlines
Wed 12/1111:40BNE - IND
1 stop20h 20mUnited Airlines
Deal found 14/9$1,600
Thu 13/1118:00IND - BNE
1 stop22h 30mUnited Airlines
Fri 21/1111:40BNE - IND
2 stops38h 33mUnited Airlines
Deal found 13/9$1,608
Tue 11/1107:35IND - BNE
2 stops57h 45mDelta
Fri 21/1110:40BNE - IND
1 stop21h 10mDelta
Deal found 13/9$1,630
Fri 19/916:22IND - SYD
1 stop24h 43mQantas Airways
Sun 21/909:10SYD - IND
1 stop22h 29mQantas Airways
Deal found 15/9$1,633
Fri 31/1016:24IND - SYD
2 stops26h 26mQantas Airways
Fri 7/1114:05SYD - IND
1 stop20h 05mQantas Airways
Deal found 15/9$1,654
Thu 30/1016:24IND - SYD
1 stop25h 36mQantas Airways
Sat 15/1119:15SYD - IND
2 stops34h 46mQantas Airways
Deal found 15/9$1,669
Wed 29/1011:25IND - SYD
2 stops30h 10mAir Canada
Wed 5/1111:20SYD - IND
2 stops27h 58mAir Canada
Deal found 13/9$1,672
Thu 18/916:22IND - SYD
1 stop24h 43mQantas Airways
Sat 20/909:10SYD - IND
1 stop22h 29mQantas Airways
Deal found 14/9$1,704
Thu 23/1016:24IND - SYD
1 stop24h 41mQantas Airways
Thu 20/1117:50SYD - IND
2 stops36h 16mQantas Airways
Deal found 16/9$1,705
Thu 30/1012:38IND - SYD
2 stops28h 57mMultiple Airlines
Sat 15/1111:20SYD - IND
2 stops24h 39mMultiple Airlines
Deal found 14/9$1,755

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 17 September 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

17:19-05:00

1 stop20h 41m

Brisbane

Fri 13/2

09:40-17:31

1 stop22h 51m

$1,522

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 2/2

11:37-05:00

2 stops26h 23m

Brisbane

Fri 13/2

19:40-06:41

1 stop26h 01m

$1,573

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Sun 9/11

18:00-07:30

1 stop22h 30m

Brisbane

Thu 20/11

11:40-17:00

1 stop20h 20m

$1,591

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 10/11

17:55-08:20

1 stop23h 25m

Brisbane

Fri 21/11

10:40-16:50

1 stop21h 10m

$1,591

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 10/11

12:38-07:30

2 stops27h 52m

Brisbane

Tue 18/11

11:40-17:00

1 stop20h 20m

$1,591

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 10/11

11:45-07:30

2 stops28h 45m

Brisbane

Wed 19/11

11:40-17:54

2 stops21h 14m

$1,591

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Sat 8/11

16:30-07:30

2 stops24h 00m

Brisbane

Wed 19/11

11:40-17:54

2 stops21h 14m

$1,591

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 10/11

18:00-07:30

1 stop22h 30m

Brisbane

Mon 17/11

11:40-17:00

1 stop20h 20m

$1,591

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 7/2

17:19-09:20

2 stops24h 01m

Sydney Kingsford Smith

Sat 14/2

14:05-17:31

1 stop19h 26m

$1,612

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 25/10

17:59-07:35

2 stops46h 36m

Sydney Kingsford Smith

Wed 19/11

11:20-17:06

1 stop21h 46m

$1,755

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 40 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, May is the cheapest month in which you can book a flight from Indianapolis to Australia (average of $129). Flying from Indianapolis to Australia 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 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 17 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Indianapolis to Australia as you normally would.

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 17 September 2025.
Read reviews from past customers who have flown with 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.
United Airlines
7.4
Good
8,924 reviews
Check prices

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews
Check prices

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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 $1,522, Qantas Airways can have you in Australia from Indianapolis in 20h 41m. 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 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, May is the cheapest month in which you can book a flight from Indianapolis to Australia (average of $129). Flying from Indianapolis to Australia 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Indianapolis to Australia

Discover the top airline 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,404Average$1,430FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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