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$497+ Cheap flights from Indianapolis (IND) to Sydney (SYD)

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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SYD
May 17 — May 241
Sun 5/17
Sun 5/24
1 adult, Economy
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Cheap flight deals from Indianapolis to Sydney

Cheapest flights from Indianapolis to Sydney
Explore the most affordable flight options available from Indianapolis to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2026.

This oojo deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:24 pm
IND
-
SYD
1 stop24h 41m
Qantas Airways
Sat 10/315:50 pm
SYD
-
IND
2 stops36h 16m
Qantas Airways
Deal found 4/16$1,144
This Air Canada deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:20 am
IND
-
SYD
2 stops31h 00m
Air Canada
Sun 10/1110:20 am
SYD
-
IND
2 stops25h 16m
Air Canada
Deal found 4/13$1,238
This Air Canada deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2110:20 am
IND
-
SYD
2 stops31h 00m
Air Canada
Sun 5/319:20 am
SYD
-
IND
2 stops44h 19m
Air Canada
Deal found 4/14$1,239
This BusinessClass deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:45 pm
IND
-
SYD
1 stop46h 50m
Multiple Airlines
Sun 11/811:20 am
SYD
-
IND
1 stop46h 45m
Multiple Airlines
Deal found 4/14$1,278
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:58 pm
IND
-
SYD
1 stop23h 52m
Delta
Fri 5/19:15 am
SYD
-
IND
1 stop20h 17m
Delta
Deal found 4/14$1,286
This oojo deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:16 pm
IND
-
SYD
1 stop23h 49m
Qantas Airways
Sun 7/269:10 am
SYD
-
IND
1 stop22h 40m
Qantas Airways
Deal found 4/14$1,314
This oojo deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/84:15 pm
IND
-
SYD
1 stop25h 15m
Qantas Airways
Mon 6/229:10 am
SYD
-
IND
1 stop22h 35m
Qantas Airways
Deal found 4/13$1,316

Find flight deals from Indianapolis to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,238
(Air Canada)

One-way from

$497
(Travelocity)

Popular in

January

Cheapest in

August

Average price

$1,432
Provider with most accurate pricing for Indianapolis-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Indianapolis-Sydney Kingsford Smith flights.
Search Deals
From Indianapolis to Sydney Kingsford Smith
Search Deals
One-way flight from Indianapolis to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($129 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2026.
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

Cheapest round-trip

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 5/30

7:02 am-6:50 am

2 stops33h 48m

Sydney Kingsford Smith

Sat 6/6

9:15 am-11:12 pm

2 stops27h 57m

$1,291

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Fri 5/22

5:12 pm-6:50 am

1 stop23h 38m

Sydney Kingsford Smith

Fri 5/29

9:15 am-10:07 pm

2 stops26h 52m

$1,291

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Fri 8/7

7:00 am-6:55 am

2 stops33h 55m

Sydney Kingsford Smith

Wed 8/26

10:20 am-3:39 pm

1 stop19h 19m

$1,352

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 6/13

4:25 pm-7:00 am

2 stops48h 35m

Sydney Kingsford Smith

Sun 6/21

10:20 am-1:05 am

2 stops28h 45m

$1,389

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 9/22

7:00 am-6:55 am

2 stops33h 55m

Sydney Kingsford Smith

Sun 10/11

11:20 am-9:39 pm

1 stop25h 19m

$1,417

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Mon 9/7

8:00 am-6:50 am

2 stops32h 50m

Sydney Kingsford Smith

Wed 9/23

9:15 am-4:44 pm

1 stop21h 29m

$1,463

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Thu 5/21

4:25 pm-7:00 am

2 stops24h 35m

Sydney Kingsford Smith

Tue 5/26

10:20 am-5:44 pm

2 stops21h 24m

$1,471
Quickest round-trip

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 5/19

5:12 pm-6:50 am

1 stop23h 38m

Sydney Kingsford Smith

Fri 5/22

9:15 am-3:41 pm

1 stop20h 26m

$1,544

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 4/29

4:58 pm-6:50 am

1 stop23h 52m

Sydney Kingsford Smith

Sat 5/2

9:15 am-3:32 pm

1 stop20h 17m

$1,544
Cheapest one-way

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Mon 8/24

4:25 pm-7:20 am

2 stops48h 55m

$516

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Indianapolis to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Indianapolis to Sydney in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Indianapolis-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Indianapolis-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Indianapolis-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Indianapolis-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Indianapolis-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Indianapolis to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Indianapolis with our price prediction graph.
Estimated round-trip 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 Sydney

How far ahead should I book a flight from Indianapolis to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from Indianapolis to Sydney. Price data was last updated on April 10, 2026.

Booking 51 days in advance of your planned departure date is, on average, the best time to get cheap flights from Indianapolis to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Indianapolis to Sydney?

Currently, August is the cheapest month in which you can book a flight from Indianapolis to Sydney (average of $1,123). Flying from Indianapolis to Sydney in January is currently the most expensive (average of $1,633). 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.

How much does it cost to fly round-trip from Indianapolis to Sydney?

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated April 17, 2026.
Read reviews from past customers who have flown Delta,Qantas Airways, andUnited Airlines from Indianapolis to Sydney. 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.
Delta
7.9
Good
8,406 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,406 reviews
Delta
7.9
Good
8,406 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Qantas Airways
7.5
Good
1,019 reviews
Delta
7.9
Good
8,406 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,602 reviews
Delta
7.9
Good
8,406 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,593 reviews
Delta
7.9
Good
8,406 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Indianapolis to Sydney?

    Airlines like Delta and United Airlines fly from Indianapolis to Sydney in about 33h 48m. The time it takes to get you to your destination can typically vary by up to 07m. Airlines will cover a distance of 9281 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Indianapolis to Sydney round-trip?

    According to our current data, Qantas Airways ($918), United Airlines ($930), and American Airlines ($938) offers the cheapest pricing from Indianapolis to Sydney. Qantas Airways is currently priced 30% below the average price you’ll pay for this route.

  • Can I find deals for flights from Indianapolis to Sydney that include hotel bookings?

    Yes. In addition to deals on Indianapolis to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Indianapolis to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to Sydney.

  • Can I find deals for business class flights from Indianapolis to Sydney?

    Yes. Cheapflights offers flight deals from Indianapolis to Sydney 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 Sydney?

    Currently, August is the cheapest month in which you can book a flight from Indianapolis to Sydney (average of $1,123). Flying from Indianapolis to Sydney in January is currently the most expensive (average of $1,633). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Indianapolis to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Indianapolis to Sydney

Discover the top 4 airlines that operate flights from Indianapolis to Sydney. 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 2,558,603 searches. Data last updated April 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$918Average$1,296FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$930Average$1,225FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$938Average$1,492FlexibilityNo cancel feeOn-time71%
DeltaCheapest$981Average$1,465FlexibilityNo cancel feeOn-timeN/A

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