Find flights
When to book
Airlines
FAQs

Cheap flights from Indianapolis to Australia from $1,014

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SYD
7 Dec — 14 Dec1
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 7 November 2025.

Round-trip from

$1,553

One-way from

$1,014

Popular in

July

Cheapest in

August

Average price

$1,896
2/2-13/2
  • 2/2-13/2
  • 4 total stops
  • 53h 53m total
  • Indianapolis to Australia
Search Deals
Qantas Airways
  • Qantas Airways
  • 5/12
  • 1 total stop
  • 22h 04m total
  • Indianapolis to Australia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($113 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($53 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 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 7 November 2025.

Tue 11/1111:56IND - BNE
1 stop27h 34mAmerican Airlines
Tue 18/1109:40BNE - IND
1 stop23h 30mAmerican Airlines
Deal found 6/11$1,467
Sun 9/1115:03IND - SYD
1 stop23h 52mQantas Airways
Tue 18/1113:00SYD - IND
2 stops44h 06mQantas Airways
Deal found 7/11$1,543
Mon 15/1207:00IND - BNE
2 stops34h 20mDelta
Fri 16/110:40BNE - IND
2 stops27h 09mDelta
Deal found 7/11$1,583
Mon 10/1117:55IND - BNE
1 stop23h 25mDelta
Wed 19/1111:05BNE - IND
1 stop20h 40mDelta
Deal found 6/11$1,594
Mon 10/1118:00IND - BNE
1 stop22h 30mUnited Airlines
Mon 17/1111:40BNE - IND
1 stop20h 20mUnited Airlines
Deal found 6/11$1,596
Sun 9/1114:20IND - BNE
2 stops26h 10mUnited Airlines
Tue 18/1111:40BNE - IND
2 stops23h 19mUnited Airlines
Deal found 6/11$1,602
Mon 10/1117:55IND - BNE
1 stop23h 25mDelta
Fri 21/1110:40BNE - IND
1 stop21h 05mDelta
Deal found 6/11$1,617
Sun 14/1219:57IND - BNE
2 stops45h 23mDelta
Fri 16/110:40BNE - IND
2 stops25h 36mDelta
Deal found 7/11$1,625
Mon 10/1117:55IND - BNE
1 stop23h 25mDelta
Sun 16/1110:40BNE - IND
1 stop21h 05mDelta
Deal found 6/11$1,640
Fri 14/1114:20IND - BNE
2 stops27h 00mDelta
Fri 21/1110:40BNE - IND
1 stop21h 05mDelta
Deal found 6/11$1,648
Sun 9/1118:42IND - BNE
2 stops46h 38mDelta
Fri 21/1110:40BNE - IND
1 stop21h 05mDelta
Deal found 6/11$1,650
Tue 2/1217:11IND - SYD
1 stop23h 49mQantas Airways
Sat 17/119:15SYD - IND
2 stops38h 28mQantas Airways
Deal found 6/11$1,668

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 7 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

12:25-08:45

2 stops29h 20m

Brisbane

Fri 13/2

10:45-20:18

2 stops24h 33m

$1,553

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Wed 24/12

17:49-08:20

1 stop23h 31m

Brisbane

Fri 16/1

10:40-16:07

1 stop20h 27m

$1,583

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 15/12

17:05-08:20

1 stop24h 15m

Brisbane

Wed 14/1

11:05-16:07

1 stop20h 02m

$1,583

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 15/12

06:00-08:20

2 stops35h 20m

Brisbane

Fri 16/1

10:40-16:07

1 stop20h 27m

$1,583

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 16/3

17:15-07:20

1 stop24h 05m

Brisbane

Fri 20/3

09:40-16:19

1 stop20h 39m

$1,594

IndianapolisBrisbane

IND - BNE

INDBNE

Indianapolis

Mon 2/2

17:30-05:00

1 stop20h 30m

Brisbane

Fri 13/2

19:40-05:47

1 stop25h 07m

$1,607

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 24/1

17:30-09:10

2 stops47h 40m

Sydney Kingsford Smith

Sat 7/2

11:20-17:00

1 stop21h 40m

$1,650

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 11/2

17:30-09:00

1 stop23h 30m

Sydney Kingsford Smith

Wed 18/2

17:50-18:36

2 stops40h 46m

$1,650

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Thu 12/2

17:32-09:00

1 stop23h 28m

Sydney Kingsford Smith

Thu 26/2

17:50-15:00

2 stops37h 10m

$1,650

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 2/12

17:11-09:00

1 stop23h 49m

Sydney Kingsford Smith

Tue 9/12

19:15-17:10

2 stops37h 55m

$1,702

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 41 results
1
2
3
...
5

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 $1,630). 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 7 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 57% 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 7 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
929 reviews
Check prices

Overall

7.5

Food

7.0

Entertainment

7.2

Comfort

7.5

Crew

8.2

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
929 reviews
Qantas Airways
7.5
Good
929 reviews
Check prices

Overall

7.5

Food

7.0

Entertainment

7.2

Comfort

7.5

Crew

8.2

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
9,007 reviews
Qantas Airways
7.5
Good
929 reviews
Check prices

Overall

7.5

Food

7.0

Entertainment

7.2

Comfort

7.5

Crew

8.2

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 $1,583, Delta can have you in Australia from Indianapolis in 23h 31m. 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 - Adelaide, 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 $1,630). 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 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,442Average$1,450FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,823Average$2,303FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.