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 23h 17m on average. If you fly from South Bend (another popular airport in Indiana) to Sydney, then the average flight time is 25h 29m.

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

Air Canada, American Airlines, and Delta are the most popular carriers operating from Indiana to Australia

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 February 2026, 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.

$665 Cheap Flights from Indiana to Australia in 2026

1 adult

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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.

17:43 - 09:00

IND

SYD

23h 17m

1 stop

17:50 - 14:56

SYD

IND

36h 06m

2 stops

$1,262Qantas Airways

Sun, 22 Feb - Wed, 11 Mar

17:43 - 09:00

IND

SYD

23h 17m

1 stop

17:50 - 18:27

SYD

IND

39h 37m

2 stops

$1,263Qantas Airways

Sun, 22 Feb - Wed, 11 Mar

19:45 - 06:45

ORD

MEL

44h 00m

1 stop

13:30 - 05:50

MEL

ORD

31h 20m

2 stops

$1,304Multiple Airlines

Mon, 6 Apr - Sun, 19 Apr

19:21 - 05:00

ORD

BNE

42h 39m

1 stop

11:55 - 06:46

BNE

ORD

33h 51m

2 stops

$1,311Multiple Airlines

Thu, 7 May - Mon, 25 May

15:40 - 07:05

ORD

BNE

24h 25m

1 stop

10:00 - 14:45

BNE

ORD

19h 45m

1 stop

$1,353Air Canada

Wed, 20 May - Sun, 31 May

15:40 - 07:05

ORD

BNE

24h 25m

1 stop

10:00 - 14:43

BNE

ORD

19h 43m

1 stop

$1,355Air Canada

Wed, 8 Apr - Tue, 28 Apr

16:54 - 07:00

CVG

SYD

23h 06m

1 stop

11:50 - 23:56

SYD

CVG

27h 06m

1 stop

$1,595United Airlines

Tue, 10 Mar - Tue, 17 Mar

11:56 - 06:05

CVG

SYD

27h 09m

2 stops

13:15 - 23:52

SYD

CVG

25h 37m

2 stops

$1,601Delta

Tue, 10 Mar - Tue, 17 Mar

16:54 - 07:00

CVG

SYD

23h 06m

1 stop

11:50 - 20:13

SYD

CVG

23h 23m

2 stops

$1,602United Airlines

Tue, 10 Mar - Tue, 17 Mar

07:20 - 07:50

SDF

MEL

34h 30m

2 stops

10:00 - 22:50

MEL

SDF

26h 50m

2 stops

$1,832Delta

Wed, 24 Jun - Wed, 8 Jul

Qantas Airways flights from Indiana to Australia

Our best Qantas Airways deals on Indiana to Australia flight tickets

Qantas Airways

22 Feb

IND17:43Indianapolis

23h 17m

1 stop

SYD09:00Sydney Kingsford Smith

11 Mar

SYD17:50Sydney Kingsford Smith

36h 06m

2 stops

IND14:56Indianapolis

$1,262

Qantas Airways

22 Feb

IND17:43Indianapolis

23h 17m

1 stop

SYD09:00Sydney Kingsford Smith

11 Mar

SYD17:50Sydney Kingsford Smith

39h 37m

2 stops

IND18:27Indianapolis

$1,263

Qantas Airways

22 Feb

IND17:43Indianapolis

23h 17m

1 stop

SYD09:00Sydney Kingsford Smith

11 Mar

SYD19:15Sydney Kingsford Smith

34h 41m

2 stops

IND14:56Indianapolis

$1,280

American Airlines flights from Indiana to Australia

Our best American Airlines deals on Indiana to Australia flight tickets

American Airlines

9 Mar

IND17:37Indianapolis

24h 23m

1 stop

SYD09:00Sydney Kingsford Smith

16 Mar

SYD11:20Sydney Kingsford Smith

20h 17m

1 stop

IND16:37Indianapolis

$1,674

American Airlines

4 May

IND16:05Indianapolis

25h 25m

1 stop

SYD07:30Sydney Kingsford Smith

12 May

SYD09:10Sydney Kingsford Smith

21h 57m

1 stop

IND17:07Indianapolis

$1,675

American Airlines

9 Mar

IND15:51Indianapolis

26h 09m

2 stops

SYD09:00Sydney Kingsford Smith

16 Mar

SYD11:20Sydney Kingsford Smith

20h 17m

1 stop

IND16:37Indianapolis

$1,681

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 22/2

17:43-09:00

1 stop23h 17m

Sydney Kingsford Smith

Wed 11/3

17:50-14:56

2 stops36h 06m

$1,262

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 22/2

17:43-09:00

1 stop23h 17m

Sydney Kingsford Smith

Wed 11/3

17:50-18:27

2 stops39h 37m

$1,263

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Mon 6/4

19:45-06:45

1 stop44h 00m

Melbourne

Sun 19/4

13:30-05:50

2 stops31h 20m

$1,304

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Thu 7/5

19:21-05:00

1 stop42h 39m

Brisbane

Mon 25/5

11:55-06:46

2 stops33h 51m

$1,311

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Wed 20/5

15:40-07:05

1 stop24h 25m

Brisbane

Sun 31/5

10:00-14:45

1 stop19h 45m

$1,353

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Wed 8/4

15:40-07:05

1 stop24h 25m

Brisbane

Tue 28/4

10:00-14:43

1 stop19h 43m

$1,355

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 10/3

16:54-07:00

1 stop23h 06m

Sydney Kingsford Smith

Tue 17/3

11:50-23:56

1 stop27h 06m

$1,595

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 10/3

11:56-06:05

2 stops27h 09m

Sydney Kingsford Smith

Tue 17/3

13:15-23:52

2 stops25h 37m

$1,601

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 10/3

16:54-07:00

1 stop23h 06m

Sydney Kingsford Smith

Tue 17/3

11:50-20:13

2 stops23h 23m

$1,602

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 24/6

07:20-07:50

2 stops34h 30m

Melbourne

Wed 8/7

10:00-22:50

2 stops26h 50m

$1,832

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 $1,348. 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 $1,568.

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 $1,379. 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 $1,424. 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 $1,367. 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 at midday, with an average ticket price of $1,410. Departure times at midday 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 $1,831 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 $1,467 on momondo.

Can stopping save me money on Indiana to Australia flights?

You could potentially save up to 12% 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	21h 37m
Direct flights	None

The fastest flight from Indiana to Australia takes 21h 37m

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 February 2026, 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 $1,317	Free cancellation	Rating 7.4 9,279 reviews		Search United Airlines flights
Qantas Airways	PriceFrom $1,665	Free cancellation	Rating 7.5 988 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.