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$575+ 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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SYD
feb. 26 — mar. 51
jue. 2/26
jue. 3/5
1 adult, Economy
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Find cheap flights from Indianapolis to Sydney with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Indianapolis to Sydney Kingsford Smith are usually found in October or August, booked 9 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

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 enero 27, 2026.

This oojo deal was found by Cheapflights users on 1/26. 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.
mié. 1/285:30 pm
IND
-
SYD
1 stop23h 30m
Qantas Airways
lun. 2/27:05 am
SYD
-
IND
2 stops26h 06m
Qantas Airways
Deal found 1/26$952
This oojo deal was found by Cheapflights users on 1/26. 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.
dom. 2/225:43 pm
IND
-
SYD
1 stop23h 17m
Qantas Airways
mié. 3/115:50 pm
SYD
-
IND
2 stops36h 06m
Qantas Airways
Deal found 1/26$975
This FlightHub deal was found by Cheapflights users on 1/25. 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.
mié. 3/254:20 pm
IND
-
SYD
2 stops37h 30m
Qantas Airways
dom. 4/55:50 pm
SYD
-
IND
1 stop36h 47m
Qantas Airways
Deal found 1/25$998
This FlightHub deal was found by Cheapflights users on 1/26. 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.
lun. 2/235:43 pm
IND
-
SYD
2 stops47h 27m
Qantas Airways
lun. 3/211:20 am
SYD
-
IND
1 stop21h 33m
Qantas Airways
Deal found 1/26$1,031
This FlightHub deal was found by Cheapflights users on 1/25. 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.
mié. 1/285:30 pm
IND
-
SYD
1 stop23h 30m
Qantas Airways
dom. 2/15:50 pm
SYD
-
IND
2 stops39h 21m
Qantas Airways
Deal found 1/25$1,033
This Cocha deal was found by Cheapflights users on 1/27. 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 Cocha is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/216:40 pm
IND
-
SYD
2 stops44h 55m
Qantas Airways
vie. 2/2711:20 am
SYD
-
IND
1 stop21h 33m
Qantas Airways
Deal found 1/27$1,073
This oojo deal was found by Cheapflights users on 1/26. 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.
mié. 2/115:30 pm
IND
-
SYD
1 stop23h 30m
Qantas Airways
mié. 2/185:50 pm
SYD
-
IND
2 stops39h 03m
Qantas Airways
Deal found 1/26$1,113

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 enero 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$975
(oojo)

One-way from

$575
(FlightHub)

Popular in

January

Cheapest in

October

Average price

$1,610
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 ($120 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 enero 27, 2026.
Use the filters below to find and compare flights from Indianapolis to Sydney that are best for you.

Fly from

Indianapolis

Fly to

Sydney

Route

Depart

Return

Price

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

dom. 2/22

5:43 pm-12:30 pm

2 stops26h 47m

Sydney Kingsford Smith

dom. 3/1

11:20 am-4:53 pm

1 stop21h 33m

$1,183

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

lun. 2/23

5:43 pm-12:30 pm

2 stops26h 47m

Sydney Kingsford Smith

mar. 3/3

8:30 am-4:42 pm

2 stops24h 12m

$1,188

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

mié. 3/25

4:20 pm-6:55 am

1 stop23h 35m

Sydney Kingsford Smith

dom. 4/5

5:50 pm-5:31 am

1 stop25h 41m

$1,191

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

lun. 5/25

4:05 pm-7:05 am

1 stop25h 00m

Sydney Kingsford Smith

jue. 7/30

6:00 am-5:48 pm

2 stops25h 48m

$1,192

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

vie. 3/20

4:20 pm-8:35 am

2 stops25h 15m

Sydney Kingsford Smith

dom. 3/29

6:50 pm-4:37 pm

1 stop36h 47m

$1,213

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

mié. 2/11

12:45 pm-8:35 am

2 stops27h 50m

Sydney Kingsford Smith

mié. 2/18

1:00 pm-10:11 pm

2 stops25h 11m

$1,213

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

jue. 3/26

5:37 pm-12:30 pm

2 stops27h 53m

Sydney Kingsford Smith

dom. 4/5

7:40 pm-4:37 pm

2 stops34h 57m

$1,218

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

lun. 3/23

5:37 pm-7:25 am

1 stop22h 48m

$575

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

lun. 3/23

5:38 pm-9:00 am

2 stops24h 22m

$575

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

mié. 2/11

5:30 pm-9:20 am

2 stops23h 50m

$635

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 13 results
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 January.
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 January 23, 2026.

Booking 9 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, October is the cheapest month in which you can book a flight from Indianapolis to Sydney (average of $391). Flying from Indianapolis to Sydney in January is currently the most expensive (average of $1,091). 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 enero 27, 2026.
Read reviews from past customers who have flown Delta, Qantas Airways, and United 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
8,119 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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
8,119 reviews
Delta
7.9
Good
8,119 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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
978 reviews
Delta
7.9
Good
8,119 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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
9,205 reviews
Delta
7.9
Good
8,119 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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
7.2
Good
11,197 reviews
Delta
7.9
Good
8,119 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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.
Air Canada
7.1
Good
10,660 reviews
Delta
7.9
Good
8,119 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

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 Qantas Airways fly from Indianapolis to Sydney in about 26h 47m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 9281 mi.

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

    According to our current data, Air Canada ($835), United Airlines ($875), and American Airlines ($882) offers the cheapest pricing from Indianapolis to Sydney. Air Canada is currently priced 36% 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, October is the cheapest month in which you can book a flight from Indianapolis to Sydney (average of $391). Flying from Indianapolis to Sydney in January is currently the most expensive (average of $1,091). 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

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Top 5 airlines flying from Indianapolis to Sydney

Discover the top 5 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 enero 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$835Average$1,016FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$875Average$1,156FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$882Average$1,474FlexibilityNo cancel feeOn-time71%
Qantas AirwaysCheapest$907Average$1,284FlexibilityNo cancel feeOn-time74%
DeltaCheapest$961Average$1,270FlexibilityNo cancel feeOn-timeN/A

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