HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sydney

$586+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SYD
Aug 17 — Aug 241
Mon 8/17
Mon 8/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Indiana to Sydney with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 July 18, 2026.

This Trip.com deal was found by Cheapflights users on 7/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:20 am
ORD
-
SYD
3 stops35h 30m
Multiple Airlines
Tue 8/251:15 pm
SYD
-
ORD
2 stops32h 02m
Multiple Airlines
Deal found 7/14$1,118
This Trip.com deal was found by Cheapflights users on 7/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:45 am
MDW
-
SYD
3 stops43h 40m
Multiple Airlines
Sat 9/51:15 pm
SYD
-
MDW
3 stops36h 40m
Multiple Airlines
Deal found 7/14$1,126
This Trip.com deal was found by Cheapflights users on 7/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:45 am
MDW
-
SYD
3 stops43h 40m
Multiple Airlines
Sat 9/51:15 pm
SYD
-
MDW
3 stops36h 40m
Multiple Airlines
Deal found 7/14$1,134
This Air Canada deal was found by Cheapflights users on 7/13. 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.
Sat 9/261:55 pm
CVG
-
SYD
2 stops51h 25m
Air Canada
Mon 10/510:20 am
SYD
-
CVG
2 stops49h 10m
Air Canada
Deal found 7/13$1,135
This Trip.com deal was found by Cheapflights users on 7/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:05 am
MDW
-
SYD
3 stops38h 45m
Multiple Airlines
Tue 8/251:15 pm
SYD
-
MDW
3 stops36h 40m
Multiple Airlines
Deal found 7/14$1,136
This Trip.com deal was found by Cheapflights users on 7/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/221:59 pm
ORD
-
SYD
3 stops41h 26m
Multiple Airlines
Sat 9/51:15 pm
SYD
-
ORD
2 stops31h 44m
Multiple Airlines
Deal found 7/14$1,143
This Air Canada deal was found by Cheapflights users on 7/18. 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 11/36:40 pm
CVG
-
SYD
2 stops46h 55m
Air Canada
Tue 11/1011:20 am
SYD
-
CVG
2 stops46h 40m
Air Canada
Deal found 7/18$1,146
This Air Canada deal was found by Cheapflights users on 7/13. 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.
Sat 10/171:55 pm
CVG
-
SYD
3 stops51h 25m
Air Canada
Mon 11/911:20 am
SYD
-
CVG
2 stops46h 40m
Air Canada
Deal found 7/13$1,148
This oojo deal was found by Cheapflights users on 7/13. 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 8/176:50 pm
CVG
-
SYD
1 stop22h 05m
Qantas Airways
Sun 8/3012:00 pm
SYD
-
CVG
1 stop21h 15m
Qantas Airways
Deal found 7/13$1,150
This Trip.com deal was found by Cheapflights users on 7/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/291:59 pm
ORD
-
SYD
3 stops41h 26m
Multiple Airlines
Sat 9/51:15 pm
SYD
-
ORD
2 stops31h 44m
Multiple Airlines
Deal found 7/14$1,151
This Air Canada deal was found by Cheapflights users on 7/18. 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 11/312:29 pm
CVG
-
SYD
3 stops29h 06m
Multiple Airlines
Tue 11/1011:20 am
SYD
-
CVG
2 stops46h 40m
Multiple Airlines
Deal found 7/18$1,160
This Expedia deal was found by Cheapflights users on 7/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:38 pm
IND
-
SYD
2 stops27h 42m
Air Canada
Wed 10/2810:20 am
SYD
-
IND
3 stops41h 21m
Air Canada
Deal found 7/13$1,162

Find flight deals from Indiana to Sydney

Keep the following information in mind while searching for Indiana to Sydney flight deals. Data was last updated July 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,118
(Trip.com)

One-way from

$586
(Kiwi.com)

Popular in

January

Cheapest in

October

Average price

$1,267
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. 9% potential increase in price ($143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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 July 18, 2026.
Use the filters below to find and compare flights from Indiana to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Mon 8/31

6:51 pm-6:55 am

1 stop22h 04m

Sydney Kingsford Smith

Mon 9/7

10:20 am-5:33 pm

1 stop21h 13m

$1,183

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Mon 8/10

12:22 pm-7:05 am

2 stops28h 43m

Sydney Kingsford Smith

Wed 8/19

12:00 pm-11:18 pm

2 stops25h 18m

$1,187

DaytonSydney

DAY - SYD

DAYSYD

Dayton

Sun 8/16

1:45 pm-6:25 am

2 stops26h 40m

Sydney Kingsford Smith

Thu 8/27

9:10 am-8:34 pm

2 stops25h 24m

$1,238

EvansvilleSydney

EVV - SYD

EVVSYD

Evansville Dress Regional

Sun 8/30

5:01 pm-6:55 am

1 stop22h 54m

Sydney Kingsford Smith

Sun 9/6

12:00 pm-11:27 pm

1 stop26h 27m

$1,243

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 10/17

5:00 pm-9:10 am

2 stops25h 10m

Sydney Kingsford Smith

Sun 10/25

1:05 pm-5:10 pm

1 stop19h 05m

$1,255

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 8/26

3:47 pm-7:00 am

2 stops49h 13m

Sydney Kingsford Smith

Wed 9/16

10:20 am-3:55 pm

1 stop19h 35m

$1,257

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Sun 11/8

4:54 pm-10:55 am

2 stops26h 01m

Sydney Kingsford Smith

Sat 11/14

2:05 pm-7:57 pm

1 stop21h 52m

$1,259

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sat 8/15

3:47 pm-6:55 am

2 stops25h 08m

Sydney Kingsford Smith

Sat 8/22

10:20 am-3:39 pm

1 stop19h 19m

$1,287

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Fri 10/16

5:00 pm-9:45 am

2 stops25h 45m

Sydney Kingsford Smith

Sun 10/25

10:10 am-4:51 pm

1 stop21h 41m

$1,300

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 12/1

3:50 pm-7:00 am

1 stop23h 10m

Sydney Kingsford Smith

Tue 12/8

9:20 am-1:33 pm

1 stop20h 13m

$1,307

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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, October is the cheapest month in which you can book a flight from Indiana to Sydney (average of $1,138). Flying from Indiana to Sydney in January is currently the most expensive (average of $1,711). 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 Indiana to Sydney?

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 United Airlines, American Airlines, and Delta fly from Indiana to Sydney in about 22h 04m. The time it takes to get you to your destination can typically vary by up to 10h 26m. Indiana and Sydney are separated by 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 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 Cincinnati Cinci./N. Kentucky - 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, October is the cheapest month in which you can book a flight from Indiana to Sydney (average of $1,138). Flying from Indiana to Sydney in January is currently the most expensive (average of $1,711). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Indiana to Sydney

Discover the top 4 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 July 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$644Average$1,460FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$904Average$1,305FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$930Average$1,241FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,217Average$1,385FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.