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$557+ Cheap flights from Indiana 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SYD
Dec 16 — Dec 231
Tue 12/16
Tue 12/23
1 adult, Economy
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Find flight deals from Indiana to Sydney

Cheapest flights from Indiana to Sydney
Explore the most affordable flight options available from Indiana to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 16, 2025.

This BestPriceTravel deal was found by Cheapflights users on 11/14. 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 BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:50 amORD - SYD
1 stop31h 10mQantas Airways
Mon 3/27:05 amSYD - ORD
2 stops26h 34mQantas Airways
Deal found 11/14$884
This CrystalTravel deal was found by Cheapflights users on 11/16. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:23 pmORD - SYD
1 stop21h 37mQantas Airways
Sat 12/67:05 amSYD - ORD
2 stops27h 47mQantas Airways
Deal found 11/16$908
This oojo deal was found by Cheapflights users on 11/15. 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.
Fri 12/56:17 pmORD - SYD
2 stops44h 18mQantas Airways
Fri 12/1211:20 amSYD - ORD
1 stop22h 38mQantas Airways
Deal found 11/15$972
This oojo deal was found by Cheapflights users on 11/15. 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 12/66:17 pmORD - SYD
2 stops33h 33mQantas Airways
Sat 12/1311:20 amSYD - ORD
1 stop22h 34mQantas Airways
Deal found 11/15$973
This FlightHub deal was found by Cheapflights users on 11/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:23 pmORD - SYD
1 stop21h 37mQantas Airways
Sun 1/187:05 amSYD - ORD
2 stops24h 52mQantas Airways
Deal found 11/15$981
This oojo deal was found by Cheapflights users on 11/15. 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.
Wed 11/195:11 pmIND - SYD
2 stops24h 09mQantas Airways
Fri 11/212:05 pmSYD - IND
1 stop22h 10mQantas Airways
Deal found 11/15$986
This lol.travel deal was found by Cheapflights users on 11/14. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:17 pmORD - SYD
1 stop21h 43mQantas Airways
Mon 3/27:05 amSYD - ORD
2 stops27h 36mQantas Airways
Deal found 11/14$987
This oojo deal was found by Cheapflights users on 11/15. 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.
Wed 12/105:11 pmIND - SYD
2 stops46h 24mQantas Airways
Sun 12/215:45 pmSYD - IND
1 stop39h 15mQantas Airways
Deal found 11/15$989
This oojo deal was found by Cheapflights users on 11/14. 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 11/182:56 pmIND - SYD
1 stop23h 59mQantas Airways
Thu 11/276:30 amSYD - IND
2 stops23h 53mQantas Airways
Deal found 11/14$1,019
This KAYAK deal was found by Cheapflights users on 11/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:17 pmORD - SYD
2 stops33h 33mQantas Airways
Sun 3/111:20 amSYD - ORD
1 stop19h 45mQantas Airways
Deal found 11/14$1,075
This Jetabroad deal was found by Cheapflights users on 11/15. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1912:35 pmCVG - SYD
1 stop26h 20mQantas Airways
Tue 11/252:05 pmSYD - CVG
1 stop21h 52mQantas Airways
Deal found 11/15$1,100
This oojo deal was found by Cheapflights users on 11/14. 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.
Wed 12/32:56 pmIND - SYD
1 stop23h 59mQantas Airways
Wed 12/176:05 amSYD - IND
2 stops23h 55mQantas Airways
Deal found 11/14$1,115

Cheap flight deals from Indiana to Sydney

Keep the following information in mind while searching for Indiana to Sydney flight deals. Data was last updated November 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$884
(BestPriceTravel)

One-way from

$557
(Kiwi.com)

Popular in

January

Cheapest in

October

Average price

$1,231
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 Indiana to Sydney Kingsford Smith
Search Deals
One-way flight from Indiana to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($118 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Indiana 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 November 16, 2025.
Use the filters below to find and compare flights from Indiana to Sydney that are best for you.

Fly from

Indiana

Fly to

Sydney

Route

Depart

Return

Price

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 1/24

5:30 pm-9:00 am

1 stop23h 30m

Sydney Kingsford Smith

Sat 2/7

7:15 pm-5:11 pm

2 stops37h 56m

$972

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

$973

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 12/10

5:11 pm-7:35 am

2 stops46h 24m

Sydney Kingsford Smith

Sun 12/21

5:45 pm-5:00 pm

1 stop39h 15m

$989

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Thu 2/12

5:32 pm-9:00 am

1 stop23h 28m

Sydney Kingsford Smith

Thu 2/26

7:15 pm-9:23 pm

2 stops42h 08m

$1,002

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 2/11

2:00 pm-9:35 am

2 stops27h 35m

Sydney Kingsford Smith

Wed 2/18

11:20 am-5:53 pm

2 stops22h 33m

$1,062

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Thu 2/12

12:37 pm-9:35 am

2 stops28h 58m

Sydney Kingsford Smith

Thu 2/26

11:20 am-5:53 pm

2 stops22h 33m

$1,142

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 1/27

6:40 pm-8:50 pm

2 stops33h 10m

Sydney Kingsford Smith

Mon 2/2

9:00 am-2:57 pm

2 stops22h 57m

$1,152

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 2/3

4:52 pm-6:55 am

1 stop22h 03m

Sydney Kingsford Smith

Sat 2/28

2:05 pm-8:06 pm

1 stop22h 01m

$1,207

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 12/3

5:11 pm-9:50 am

2 stops24h 39m

Sydney Kingsford Smith

Wed 12/17

6:05 am-6:06 pm

2 stops28h 01m

$1,243

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 2/3

1:33 pm-6:55 am

1 stop25h 22m

Sydney Kingsford Smith

Sat 2/28

2:05 pm-9:54 pm

2 stops23h 49m

$1,250

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 60 results
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Best time to book a flight from Indiana to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Indiana 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 Indiana to Sydney

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

Currently, August is the cheapest month in which you can book a flight from Indiana to Sydney (average of $835). Flying from Indiana to Sydney in December is currently the most expensive (average of $1,196). 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.

What is the cheapest time of day to fly from IN to SYD?

Find hourly flight availability from Indiana to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 16, 2025.

One of the essential ways to save on airfare from Indiana to Sydney is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 84% on airfare.

What is the cheapest day to fly from Indiana to Sydney?

Use this chart to determine the cheapest time to fly round-trip from Indiana to Sydney. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Indiana to Sydney flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • What airport do you fly into for flights to Sydney from Indiana?

    Sydney Kingsford Smith (SYD), located 4.6 mi from the city center, is the airport you fly into when you book flights from Indiana to Sydney.

  • How long is the flight from Indiana to Sydney?

    Airlines like Qantas Airways, American Airlines, and Delta fly from Indiana to Sydney in about 25h 22m. The time it takes to get you to your destination can typically vary by up to 22h 18m. Indiana and Sydney are separated by a distance of 9357 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 to fly from Indiana to Sydney one-way?

    The cheapest airlines for a one-way flight from Indiana to Sydney are Qantas Airways ($627), Delta ($639), and American Airlines ($824).

  • What are the most popular routes from Indiana to Sydney?

    The most popular flight routes from Indiana to Sydney are Chicago O'Hare Intl - Sydney Kingsford Smith, Chicago Midway - Sydney Kingsford Smith and Indianapolis - Sydney Kingsford Smith.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Indiana to Sydney (average of $835). Flying from Indiana to Sydney in December is currently the most expensive (average of $1,196). 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
Manly
Coogee

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Top 5 airlines flying from Indiana to Sydney

Discover the top 5 airlines that operate flights from Indiana 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 November 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$835Average$1,144FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$882Average$1,416FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$883Average$1,227FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$904Average$1,282FlexibilityNo cancel feeOn-time74%
DeltaCheapest$964Average$1,159FlexibilityNo cancel feeOn-timeN/A

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