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$593+ Cheap flights from Indianapolis (IND) to Australia

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SYD
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
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Cheap 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 December 9, 2025.

This American Airlines deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:11 pmIND - BNE
1 stop20h 49mAmerican Airlines
Tue 1/209:40 amBNE - IND
1 stop23h 03mAmerican Airlines
Deal found 12/8$933
This United Airlines deal was found by Cheapflights users on 12/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:01 pmIND - BNE
1 stop22h 29mUnited Airlines
Thu 12/1111:40 amBNE - IND
1 stop19h 50mUnited Airlines
Deal found 12/6$1,038
This United Airlines deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:28 amIND - BNE
1 stop33h 02mUnited Airlines
Thu 12/2511:40 amBNE - IND
2 stops22h 01mUnited Airlines
Deal found 12/7$1,053
This Gotogate deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/122:15 pmIND - BNE
2 stops27h 30mAir Canada
Wed 1/2110:45 amBNE - IND
2 stops26h 29mAir Canada
Deal found 12/8$1,065
This oojo deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/125:11 pmIND - BNE
2 stops46h 24mQantas Airways
Wed 1/217:40 pmBNE - IND
1 stop36h 31mQantas Airways
Deal found 12/8$1,265
This oojo deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:25 pmIND - SYD
1 stop43h 30mQantas Airways
Sun 1/1811:20 amSYD - IND
1 stop21h 51mQantas Airways
Deal found 12/7$1,333
This Qantas Airways deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:56 pmIND - ADL
2 stops38h 54mQantas Airways
Thu 12/1812:05 pmADL - IND
2 stops41h 51mQantas Airways
Deal found 12/8$1,342
This Delta deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/125:05 pmIND - BNE
1 stop24h 15mDelta
Wed 1/2111:05 amBNE - IND
1 stop20h 00mDelta
Deal found 12/8$1,353
This Qantas Airways deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:56 pmIND - ADL
2 stops33h 19mQantas Airways
Sat 12/204:10 pmADL - IND
2 stops40h 20mQantas Airways
Deal found 12/8$1,405
This FlightHub deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/125:11 pmIND - SYD
1 stop23h 49mQantas Airways
Sun 12/1411:20 amSYD - IND
1 stop21h 50mQantas Airways
Deal found 12/8$1,432
This Delta deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:35 amIND - SYD
2 stops33h 55mDelta
Sun 1/1810:40 amSYD - IND
2 stops38h 19mDelta
Deal found 12/7$1,463
This Qantas Airways deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:56 pmIND - ADL
2 stops35h 49mQantas Airways
Sun 12/218:35 amADL - IND
2 stops23h 55mQantas Airways
Deal found 12/8$1,465

Find flight deals from Indianapolis to Australia

Keep the following information in mind while searching for Indianapolis to Australia flight deals. Data was last updated December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$933
(American Airlines)

One-way from

$593
(United Airlines)

Popular in

January

Cheapest in

October

Average price

$1,378
Provider with most accurate pricing for Indianapolis-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Indianapolis-Sydney Kingsford Smith flights.
Search Deals
From Indianapolis to Australia
Search Deals
One-way flight from Indianapolis to Australia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($114 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated December 9, 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

3:29 pm-6:30 am

1 stop24h 01m

Brisbane

Fri 2/13

7:40 pm-5:50 am

1 stop25h 10m

$933

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Sat 1/31

5:30 pm-5:00 am

1 stop20h 30m

Brisbane

Sat 2/7

9:40 am-2:39 pm

1 stop19h 59m

$933

IndianapolisMelbourne

IND - MEL

INDMEL

Indianapolis

Sun 2/1

3:29 pm-9:30 am

2 stops26h 01m

Melbourne

Sun 2/15

12:00 pm-10:52 pm

2 stops26h 52m

$978

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Thu 2/5

5:30 pm-9:00 am

1 stop23h 30m

Sydney Kingsford Smith

Mon 2/9

7:15 pm-2:39 pm

2 stops35h 24m

$1,005

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Sat 12/13

5:38 pm-7:30 am

1 stop22h 52m

Brisbane

Thu 12/25

11:40 am-11:44 pm

2 stops27h 04m

$1,043

IndianapolisMelbourne

IND - MEL

INDMEL

Indianapolis

Thu 1/22

5:30 pm-3:35 pm

2 stops30h 05m

Melbourne

Thu 1/29

12:00 pm-5:11 pm

1 stop21h 11m

$1,146

IndianapolisMelbourne

IND - MEL

INDMEL

Indianapolis

Sat 1/24

5:30 pm-5:15 pm

2 stops31h 45m

Melbourne

Sat 2/21

4:05 pm-9:49 pm

1 stop21h 44m

$1,146

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Mon 2/9

5:05 pm-7:00 am

1 stop21h 55m

Sydney Kingsford Smith

Tue 2/17

11:50 am-3:51 pm

1 stop20h 01m

$1,149

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 2/8

5:05 pm-7:00 am

1 stop21h 55m

Sydney Kingsford Smith

Tue 2/17

2:00 pm-10:15 pm

2 stops24h 15m

$1,152

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 2/8

5:05 pm-9:05 am

2 stops24h 00m

Sydney Kingsford Smith

Mon 2/16

11:50 am-8:51 pm

1 stop25h 01m

$1,152

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 43 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 round-trip 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 $378). Flying from Indianapolis to Australia in April is currently the most expensive (average of $1,002). 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 December 9, 2025.

It’s typically best to fly out from Indianapolis to Australia at noon. Doing so could potentially save you 29% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

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

Travelers seeking maximum savings on their Indianapolis to Australia flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons 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 December 9, 2025.
Peruse reviews from past customers who have flown with Delta, Qantas Airways, and United Airlines from Indianapolis to Australia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Qantas Airways
7.5
Good
947 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,090 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,043 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,514 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    For a flight from Indianapolis to Australia, you will be flying from Indianapolis. Indianapolis (IND) is just 8.3 mi from the center of the city.

  • How long is the flight from Indianapolis to Australia?

    American Airlines, Qantas Airways, and United Airlines can get you from Indianapolis to Australia in just under 21h 55m. Your travel time can differ by up to 2h 06m. There are 9281 mi between Indianapolis and Australia. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The most popular route from Indianapolis to Australia is Indianapolis - Sydney Kingsford Smith. You may also consider Indianapolis - Brisbane or Indianapolis - Adelaide.

  • 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 vacation 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 $378). Flying from Indianapolis to Australia in April is currently the most expensive (average of $1,002). 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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Alternative routes for Indianapolis to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Indianapolis to Australia

Discover the top 5 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 2,558,603 searches. Data last updated December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$767Average$1,540FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$835Average$1,144FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$882Average$1,453FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$883Average$1,335FlexibilityNo cancel feeOn-time69%
DeltaCheapest$964Average$1,172FlexibilityNo cancel feeOn-timeN/A

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