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Cheap flights from Indianapolis to Sydney from $649

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to Sydney departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
11:25 am - 9:35 amIND-SYD
30h 10m2 stops
Air Canada Logo
11:20 am - 8:18 pmSYD-IND
24h 58m2 stops
$1,064Air Canada
Find Deal
Tue, Feb 10 - Mon, Feb 16
Air Canada Logo
12:40 pm - 8:35 amIND-SYD
28h 55m2 stops
Air Canada Logo
10:20 am - 2:52 pmSYD-IND
43h 32m2 stops
$1,071Air Canada
Find Deal
Tue, Mar 24 - Tue, Mar 31
Qantas Airways Logo
5:30 pm - 9:00 amIND-SYD
23h 30m1 stop
Qantas Airways Logo
1:05 pm - 3:00 pmSYD-IND
41h 55m2 stops
$1,073Qantas Airways
Find Deal
Wed, Feb 11 - Wed, Feb 18
Qantas Airways Logo
5:30 pm - 9:00 amIND-SYD
23h 30m1 stop
Qantas Airways Logo
5:50 pm - 6:36 pmSYD-IND
40h 46m2 stops
$1,074Qantas Airways
Find Deal
Wed, Feb 11 - Wed, Feb 18
American Airlines Logo
5:30 pm - 9:00 amIND-SYD
23h 30m1 stop
American Airlines Logo
2:05 pm - 9:50 pmSYD-IND
23h 45m1 stop
$1,247American Airlines
Find Deal
Wed, Feb 11 - Wed, Feb 18
American Airlines Logo
7:22 am - 6:55 amIND-SYD
31h 33m1 stop
American Airlines Logo
5:45 pm - 6:41 amSYD-IND
27h 56m1 stop
$1,248American Airlines
Find Deal
Tue, Feb 24 - Wed, Mar 11
United Airlines Logo
5:03 pm - 7:00 amIND-SYD
22h 57m1 stop
United Airlines Logo
11:20 am - 9:21 amSYD-IND
37h 01m2 stops
$1,269United Airlines
Find Deal
Tue, Mar 24 - Tue, Mar 31
Delta Logo
5:15 pm - 6:35 amIND-SYD
23h 20m1 stop
Delta Logo
9:25 am - 4:27 pmSYD-IND
21h 02m1 stop
$1,314Delta
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Sun, Apr 19 - Thu, Apr 23
Delta Logo
11:34 am - 8:30 amIND-SYD
28h 56m2 stops
Delta Logo
10:40 am - 10:56 pmSYD-IND
28h 16m2 stops
$1,319Delta
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Tue, Nov 18 - Thu, Nov 27
United Airlines Logo
3:45 pm - 9:05 amIND-SYD
49h 20m2 stops
United Airlines Logo
12:10 pm - 8:02 pmSYD-IND
23h 52m2 stops
$1,335United Airlines
Find Deal
Sat, Jan 24 - Sat, Feb 7

Qantas Airways flights from Indianapolis to Sydney

Our best Qantas Airways deals on Indianapolis to Sydney flight tickets
Qantas Airways
Feb 11
IND5:30 pmIndianapolis
23h 30m
1 stop
SYD9:00 amSydney Kingsford Smith
Feb 18
SYD1:05 pmSydney Kingsford Smith
41h 55m
2 stops
IND3:00 pmIndianapolis
$1,073
Find similar
Qantas Airways
Feb 11
IND5:30 pmIndianapolis
23h 30m
1 stop
SYD9:00 amSydney Kingsford Smith
Feb 18
SYD5:50 pmSydney Kingsford Smith
40h 46m
2 stops
IND6:36 pmIndianapolis
$1,074
Find similar
Qantas Airways
Jan 28
IND5:30 pmIndianapolis
23h 30m
1 stop
SYD9:00 amSydney Kingsford Smith
Feb 1
SYD7:15 pmSydney Kingsford Smith
38h 28m
2 stops
IND5:43 pmIndianapolis
$1,082
Find similar

American Airlines flights from Indianapolis to Sydney

Our best American Airlines deals on Indianapolis to Sydney flight tickets
American Airlines
Feb 11
IND5:30 pmIndianapolis
23h 30m
1 stop
SYD9:00 amSydney Kingsford Smith
Feb 18
SYD2:05 pmSydney Kingsford Smith
23h 45m
1 stop
IND9:50 pmIndianapolis
$1,247
Find similar
American Airlines
Feb 24
IND7:22 amIndianapolis
31h 33m
1 stop
SYD6:55 amSydney Kingsford Smith
Mar 11
SYD5:45 pmSydney Kingsford Smith
27h 56m
1 stop
IND6:41 amIndianapolis
$1,248
Find similar
American Airlines
Nov 9
IND4:49 pmIndianapolis
24h 11m
2 stops
SYD9:00 amSydney Kingsford Smith
Nov 18
SYD11:20 amSydney Kingsford Smith
23h 55m
2 stops
IND7:15 pmIndianapolis
$1,251
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Indianapolis to Sydney 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, momondo users made 832,500 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from Indianapolis to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 2/10

11:25 am-9:35 am

2 stops30h 10m

Sydney Kingsford Smith

Mon 2/16

11:20 am-8:18 pm

2 stops24h 58m

$1,064

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 3/24

12:40 pm-8:35 am

2 stops28h 55m

Sydney Kingsford Smith

Tue 3/31

10:20 am-2:52 pm

2 stops43h 32m

$1,071

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 2/11

5:30 pm-9:00 am

1 stop23h 30m

Sydney Kingsford Smith

Wed 2/18

1:05 pm-3:00 pm

2 stops41h 55m

$1,073

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 2/11

5:30 pm-9:00 am

1 stop23h 30m

Sydney Kingsford Smith

Wed 2/18

5:50 pm-6:36 pm

2 stops40h 46m

$1,074

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 2/11

5:30 pm-9:00 am

1 stop23h 30m

Sydney Kingsford Smith

Wed 2/18

2:05 pm-9:50 pm

1 stop23h 45m

$1,247

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 2/24

7:22 am-6:55 am

1 stop31h 33m

Sydney Kingsford Smith

Wed 3/11

5:45 pm-6:41 am

1 stop27h 56m

$1,248

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 3/24

5:03 pm-7:00 am

1 stop22h 57m

Sydney Kingsford Smith

Tue 3/31

11:20 am-9:21 am

2 stops37h 01m

$1,269

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 4/19

5:15 pm-6:35 am

1 stop23h 20m

Sydney Kingsford Smith

Thu 4/23

9:25 am-4:27 pm

1 stop21h 02m

$1,314

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 11/18

11:34 am-8:30 am

2 stops28h 56m

Sydney Kingsford Smith

Thu 11/27

10:40 am-10:56 pm

2 stops28h 16m

$1,319

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 1/24

3:45 pm-9:05 am

2 stops49h 20m

Sydney Kingsford Smith

Sat 2/7

12:10 pm-8:02 pm

2 stops23h 52m

$1,335

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Indianapolis to Sydney

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

What is the typical price of a round-trip flight between Indianapolis and Sydney?

What is the cheapest month to fly to Sydney?

In general, August is the cheapest month to fly from Indianapolis to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,090. If you are unable to visit Sydney during the month of August, then departing from Indianapolis during the month October is also very affordable. Most momondo users find prices during this month for around $1,138.

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

The cheapest day to depart from Indianapolis to Sydney is on a Wednesday when prices can be found for as low as $876. The most expensive day to fly to Sydney is Monday, with ticket prices averaging around $1,200.

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

According to our data, the cheapest time of day to fly to Sydney is in the evening. momondo users have found flights departing from Indianapolis to Sydney in the evening for as low as $973. 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 Sydney are more costly in the afternoon, with an average ticket price of $1,486. 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 Sydney?

You are more likely to see cheaper flights to Sydney from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,319 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Indianapolis for as low as $1,072 on momondo.

Can stopping save me money on Indianapolis to Sydney flights?

You could potentially save up to 2% on your flight if you consider stops on a Indianapolis to Sydney flight.

When to book flights from Indianapolis to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Indianapolis to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Indianapolis to Sydney (IND to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to Sydney

Direct flights

None
There are no direct flights from Indianapolis to Sydney. There are no popular flight routes from Indianapolis to Sydney.
Search flight deals

  • How far is Indianapolis to Sydney Kingsford Smith by plane?

    There are 9285.5 mi between Indianapolis and Sydney Kingsford Smith. Flights usually cover this in 22h 57m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Indianapolis Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Indianapolis Airport to Sydney Kingsford Smith Airport were last updated today.

  • How many operators does momondo search for flights from Indianapolis Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Indianapolis Airport to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Indianapolis Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Indianapolis to Sydney?

Best airlines flying from Indianapolis to Sydney

Compare and see reviews for airlines that fly from Indianapolis to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $835Free CancellationRating
7.1
10,400 reviews
Search Air Canada flights
American AirlinesPriceFrom $882Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights
United AirlinesPriceFrom $883Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $904Free CancellationRating
7.5
927 reviews
Search Qantas Airways flights
DeltaPriceFrom $964Free CancellationRating
7.9
8,002 reviews
Search Delta flights

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Katoomba
Wollongong
Randwick
Coogee
Cronulla
Manly
Penrith
Leura
Lithgow
Charlestown
Terrigal
Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to Sydney?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Indianapolis to Sydney. momondo saves you time and could save you money on your trip.

Can I find flights from Indianapolis to Sydney with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Sydney from Indianapolis with this policy.

How can momondo help me find flights from Indianapolis to Sydney?

Once you have performed a search for Indianapolis to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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