What is the cheapest airline that flies from Indiana to Australia?

Delta, United Airlines, and Qantas Airways are the most popular carriers operating from Indiana to Australia

How long is the flight from Indiana to Australia?

The flight from Indiana to Australia depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Indianapolis (a popular airport in Indiana) to Sydney (the most popular airport in Australia), then the flight time is 20h 33m on average. If you fly from South Bend (another popular airport in Indiana) to Sydney, then the average flight time is 21h 42m.

When did momondo last update prices for flights from Indiana to Australia?

Prices for flights from Indiana to Australia are updated daily.

How many operators does momondo search for flights from Indiana to Australia?

As of December 2025, there are 2 operators available to choose from for flights from Indiana to Australia.

How old do you have to be to fly from Indiana to Australia?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Indiana to Australia.

What documentation or ID do you need to fly to Australia?

The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$784 Cheap Flights from Indiana to Australia in 2025/26

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Indiana to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:10 - 09:00

ORD

SYD

24h 50m1 stop

07:05 - 16:38

SYD

ORD

26h 33m2 stops

$1,285Qantas Airways

Wed, 11 Feb - Wed, 4 Mar

14:15 - 09:00

ORD

SYD

25h 45m1 stop

19:15 - 16:38

SYD

ORD

38h 23m2 stops

$1,318Qantas Airways

Mon, 9 Feb - Mon, 2 Mar

08:42 - 07:05

ORD

BNE

31h 23m2 stops

10:00 - 14:43

BNE

ORD

19h 43m1 stop

$1,427Air Canada

Tue, 7 Apr - Tue, 14 Apr

15:35 - 08:45

ORD

BNE

25h 10m1 stop

10:45 - 14:41

BNE

ORD

19h 56m1 stop

$1,431Air Canada

Mon, 9 Feb - Mon, 16 Feb

13:15 - 05:00

ORD

MEL

22h 45m1 stop

16:05 - 19:40

MEL

ORD

20h 35m1 stop

$1,689Multiple Airlines

Mon, 16 Feb - Mon, 2 Mar

16:52 - 06:55

CVG

SYD

22h 03m1 stop

14:05 - 20:09

SYD

CVG

22h 04m1 stop

$1,710Multiple Airlines

Sun, 8 Feb - Sun, 15 Feb

06:36 - 06:35

SDF

SYD

33h 59m2 stops

09:15 - 08:45

SYD

SDF

37h 30m2 stops

$1,740Delta

Tue, 9 Jun - Wed, 17 Jun

14:12 - 08:30

CVG

SYD

26h 18m2 stops

10:40 - 17:32

SYD

CVG

22h 52m2 stops

$1,740Delta

Sun, 1 Feb - Mon, 9 Feb

16:54 - 10:55

CVG

MEL

27h 01m2 stops

10:35 - 23:56

MEL

CVG

28h 21m2 stops

$1,889Air New Zealand

Wed, 11 Mar - Mon, 23 Mar

06:00 - 10:30

SDF

SYD

36h 30m2 stops

18:50 - 21:46

SYD

SDF

42h 56m3 stops

$2,057Air New Zealand

Sun, 8 Feb - Sun, 15 Feb

Qantas Airways flights from Indiana to Australia

Our best Qantas Airways deals on Indiana to Australia flight tickets

Qantas Airways

11 Feb

ORD15:10Chicago O'Hare Intl

24h 50m

1 stop

SYD09:00Sydney Kingsford Smith

4 Mar

SYD07:05Sydney Kingsford Smith

26h 33m

2 stops

ORD16:38Chicago O'Hare Intl

$1,285

Find similar

Qantas Airways

9 Feb

ORD14:15Chicago O'Hare Intl

25h 45m

1 stop

SYD09:00Sydney Kingsford Smith

2 Mar

SYD19:15Sydney Kingsford Smith

38h 23m

2 stops

ORD16:38Chicago O'Hare Intl

$1,318

Find similar

Qantas Airways

25 Jan

ORD18:40Chicago O'Hare Intl

21h 20m

1 stop

SYD09:00Sydney Kingsford Smith

7 Feb

SYD07:05Sydney Kingsford Smith

25h 52m

2 stops

ORD15:57Chicago O'Hare Intl

$1,342

Find similar

United Airlines flights from Indiana to Australia

Our best United Airlines deals on Indiana to Australia flight tickets

United Airlines

28 Jan

ORD18:29Chicago O'Hare Intl

21h 01m

1 stop

BNE07:30Brisbane

8 Feb

BNE11:40Brisbane

19h 13m

1 stop

ORD14:53Chicago O'Hare Intl

$1,728

Find similar

United Airlines

18 Jan

CVG17:00Cincinnati Cinci./N. Kentucky

22h 00m

1 stop

SYD07:00Sydney Kingsford Smith

6 Feb

SYD12:10Sydney Kingsford Smith

24h 36m

2 stops

CVG20:46Cincinnati Cinci./N. Kentucky

$1,878

Find similar

United Airlines

23 Jan

CVG17:55Cincinnati Cinci./N. Kentucky

45h 05m

2 stops

SYD07:00Sydney Kingsford Smith

13 Feb

SYD11:50Sydney Kingsford Smith

19h 46m

1 stop

CVG15:36Cincinnati Cinci./N. Kentucky

$1,890

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Wed 11/2

15:10-09:00

1 stop24h 50m

Sydney Kingsford Smith

Wed 4/3

07:05-16:38

2 stops26h 33m

$1,285

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Mon 9/2

14:15-09:00

1 stop25h 45m

Sydney Kingsford Smith

Mon 2/3

19:15-16:38

2 stops38h 23m

$1,318

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Tue 7/4

08:42-07:05

2 stops31h 23m

Brisbane

Tue 14/4

10:00-14:43

1 stop19h 43m

$1,427

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Mon 9/2

15:35-08:45

1 stop25h 10m

Brisbane

Mon 16/2

10:45-14:41

1 stop19h 56m

$1,431

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 16/2

13:15-05:00

1 stop22h 45m

Melbourne

Mon 2/3

16:05-19:40

1 stop20h 35m

$1,689

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Sun 8/2

16:52-06:55

1 stop22h 03m

Sydney Kingsford Smith

Sun 15/2

14:05-20:09

1 stop22h 04m

$1,710

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 9/6

06:36-06:35

2 stops33h 59m

Sydney Kingsford Smith

Wed 17/6

09:15-08:45

2 stops37h 30m

$1,740

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Sun 1/2

14:12-08:30

2 stops26h 18m

Sydney Kingsford Smith

Mon 9/2

10:40-17:32

2 stops22h 52m

$1,740

CincinnatiMelbourne

CVG - MEL

CVGMEL

Cincinnati Cinci./N. Kentucky

Wed 11/3

16:54-10:55

2 stops27h 01m

Melbourne

Mon 23/3

10:35-23:56

2 stops28h 21m

$1,889

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sun 8/2

06:00-10:30

2 stops36h 30m

Sydney Kingsford Smith

Sun 15/2

18:50-21:46

3 stops42h 56m

$2,057

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Indiana to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Australia?

In general, October is the cheapest month to fly from Indiana to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,562. If you don’t want to visit Australia in October, then you should wait until August to fly from Indiana, when ticket prices are also cheap, with an average price of $1,625.

What is the cheapest day to depart on your flight to Australia?

On average, the least expensive day to fly to Australia from Indiana is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,463. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Indiana to Australia on a Saturday will generally be more expensive and average around $1,511. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Australia?

According to our data, the cheapest time of day to fly to Australia is in the evening. momondo users have found flights departing from Indiana to Australia in the evening for as low as $1,450. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Australia are more costly in the afternoon, with an average ticket price of $2,058. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Australia?

You are more likely to see cheaper flights to Australia from Indiana when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,965 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Indiana for as low as $1,547 on momondo.

Can stopping save me money on Indiana to Australia flights?

You could potentially save up to 7% on your flight if you consider stops on a Indiana to Australia flight.

Cheap Indiana to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indiana to Australia

Fastest flight time	20h 33m
Direct flights	None

The fastest flight from Indiana to Australia takes 20h 33m

There are no direct flights from Indiana to Australia. There are no popular flight routes from Indiana to Australia.

Search flight deals

When did momondo last update prices for flights from Indiana to Australia?
Prices for flights from Indiana to Australia are updated daily.
How many operators does momondo search for flights from Indiana to Australia?
As of December 2025, there are 2 operators available to choose from for flights from Indiana to Australia.
How old do you have to be to fly from Indiana to Australia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Indiana to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Indiana to Australia

Compare and see reviews for airlines that fly from Indiana to Australia with momondo

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $1,397	Free cancellation	Rating 7.4 9,115 reviews		Search United Airlines flights
Qantas Airways	PriceFrom $1,787	Free cancellation	Rating 7.5 953 reviews		Search Qantas Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Indiana to Australia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Australia from Indiana.

Can I find flights from Indiana to Australia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Australia from Indiana which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Indiana to Australia?

Once all potential Indiana to Australia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Indiana to Australia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Indiana to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.