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 21h 38m 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, Delta, and Qantas Airways 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 March 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.

$671 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.

08:30 - 10:35

ORD

BNE

35h 05m

3 stops

11:35 - 06:07

BNE

ORD

33h 32m

2 stops

$1,387Multiple Airlines

Fri, 15 May - Sun, 24 May

15:40 - 07:05

ORD

BNE

24h 25m

1 stop

10:15 - 14:45

BNE

ORD

19h 30m

1 stop

$1,393Air Canada

Sun, 31 May - Tue, 9 Jun

08:45 - 07:05

ORD

BNE

31h 20m

2 stops

10:15 - 14:45

BNE

ORD

19h 30m

1 stop

$1,397Air Canada

Sun, 31 May - Tue, 9 Jun

08:30 - 10:35

ORD

BNE

35h 05m

3 stops

11:35 - 20:37

BNE

ORD

48h 02m

3 stops

$1,445Multiple Airlines

Fri, 15 May - Sun, 24 May

15:41 - 07:00

SDF

SYD

25h 19m

2 stops

10:20 - 20:23

SYD

SDF

24h 03m

2 stops

$1,941United Airlines

Tue, 9 Jun - Wed, 17 Jun

16:28 - 06:50

SDF

SYD

48h 22m

2 stops

09:15 - 19:11

SYD

SDF

23h 56m

2 stops

$1,966Delta

Sat, 16 May - Wed, 10 Jun

16:28 - 06:50

SDF

SYD

48h 22m

2 stops

09:15 - 17:19

SYD

SDF

46h 04m

2 stops

$1,991Delta

Sat, 16 May - Sun, 14 Jun

15:36 - 06:55

SDF

SYD

25h 19m

2 stops

10:20 - 22:30

SYD

SDF

26h 10m

2 stops

$2,014United Airlines

Thu, 14 May - Mon, 15 Jun

15:52 - 05:00

SDF

MEL

23h 08m

1 stop

13:35 - 23:16

MEL

SDF

23h 41m

1 stop

$2,754Qantas Airways

Wed, 24 Jun - Wed, 8 Jul

15:52 - 06:45

SDF

MEL

24h 53m

2 stops

13:35 - 23:16

MEL

SDF

23h 41m

1 stop

$2,760Qantas Airways

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

5 May

CVG17:23Cincinnati Cinci./N. Kentucky

23h 32m

1 stop

SYD06:55Sydney Kingsford Smith

13 May

SYD12:00Sydney Kingsford Smith

22h 10m

1 stop

CVG20:10Cincinnati Cinci./N. Kentucky

$1,861

Qantas Airways

19 Apr

IND16:05Indianapolis

25h 00m

1 stop

SYD07:05Sydney Kingsford Smith

4 May

SYD09:10Sydney Kingsford Smith

21h 36m

1 stop

IND16:46Indianapolis

$1,899

Qantas Airways

19 Apr

IND16:05Indianapolis

27h 15m

2 stops

SYD09:20Sydney Kingsford Smith

4 May

SYD12:00Sydney Kingsford Smith

20h 05m

1 stop

IND18:05Indianapolis

$1,911

Air Canada flights from Indiana to Australia

Our best Air Canada deals on Indiana to Australia flight tickets

Air Canada

31 May

ORD15:40Chicago O'Hare Intl

24h 25m

1 stop

BNE07:05Brisbane

9 June

BNE10:15Brisbane

19h 30m

1 stop

ORD14:45Chicago O'Hare Intl

$1,393

Air Canada

31 May

ORD08:45Chicago O'Hare Intl

31h 20m

2 stops

BNE07:05Brisbane

9 June

BNE10:15Brisbane

19h 30m

1 stop

ORD14:45Chicago O'Hare Intl

$1,397

Air Canada

31 May

ORD11:05Chicago O'Hare Intl

29h 00m

2 stops

BNE07:05Brisbane

9 June

BNE10:15Brisbane

19h 30m

1 stop

ORD14:45Chicago O'Hare Intl

$1,399

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Fri 15/5

08:30-10:35

3 stops35h 05m

Brisbane

Sun 24/5

11:35-06:07

2 stops33h 32m

$1,387

Fastest return journey

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Sun 31/5

15:40-07:05

1 stop24h 25m

Brisbane

Tue 9/6

10:15-14:45

1 stop19h 30m

$1,393

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Sun 31/5

08:45-07:05

2 stops31h 20m

Brisbane

Tue 9/6

10:15-14:45

1 stop19h 30m

$1,397

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Fri 15/5

08:30-10:35

3 stops35h 05m

Brisbane

Sun 24/5

11:35-20:37

3 stops48h 02m

$1,445

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 9/6

15:41-07:00

2 stops25h 19m

Sydney Kingsford Smith

Wed 17/6

10:20-20:23

2 stops24h 03m

$1,941

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sat 16/5

16:28-06:50

2 stops48h 22m

Sydney Kingsford Smith

Wed 10/6

09:15-19:11

2 stops23h 56m

$1,966

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sat 16/5

16:28-06:50

2 stops48h 22m

Sydney Kingsford Smith

Sun 14/6

09:15-17:19

2 stops46h 04m

$1,991

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Thu 14/5

15:36-06:55

2 stops25h 19m

Sydney Kingsford Smith

Mon 15/6

10:20-22:30

2 stops26h 10m

$2,014

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 24/6

15:52-05:00

1 stop23h 08m

Melbourne

Wed 8/7

13:35-23:16

1 stop23h 41m

$2,754

LouisvilleMelbourne

SDF - MEL

SDFMEL

Louisville Intl

Wed 24/6

15:52-06:45

2 stops24h 53m

Melbourne

Wed 8/7

13:35-23:16

1 stop23h 41m

$2,760

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, August 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 $1,647. If you don’t want to visit Australia in August, then you should wait until October to fly from Indiana, when ticket prices are also cheap, with an average price of $1,660.

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 $1,432. 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 $1,478. 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 $1,418. 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 $1,463. 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 $1,940 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 $1,359 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	20h 50m
Direct flights	None

The fastest flight from Indiana to Australia takes 20h 50m

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 March 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 $1,416	Free cancellation	Rating 7.4 9,527 reviews		Search United Airlines flights
Qantas Airways	PriceFrom $1,728	Free cancellation	Rating 7.5 1,015 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.