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$939+ Cheap flights from Indianapolis (IND) to Sydney (SYD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SYD
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheapflights Tip: The best prices from Indianapolis to Sydney Kingsford Smith are usually found in January or November, booked 9 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Cheap 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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$939
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$1,346
Provider with most accurate pricing for Indianapolis-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Indianapolis-Sydney Kingsford Smith flights.
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From Indianapolis to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($65 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find 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 March 28, 2025.

This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/13:45 pmIND - SYD
2 stops25h 20mAmerican Airlines
Wed 6/119:10 amSYD - IND
1 stop22h 37mAmerican Airlines
Deal found 3/27$939
This Air Canada deal was found by Cheapflights users on 3/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1110:30 amIND - SYD
2 stops30h 50mAir Canada
Sun 5/189:20 amSYD - IND
2 stops49h 34mAir Canada
Deal found 3/27$1,254
This United deal was found by Cheapflights users on 3/26. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/246:05 pmIND - SYD
1 stop22h 50mUnited Airlines
Tue 7/810:20 amSYD - IND
1 stop20h 34mUnited Airlines
Deal found 3/26$1,456
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/242:08 pmIND - SYD
2 stops26h 27mDelta
Thu 5/19:25 amSYD - IND
2 stops28h 32mDelta
Deal found 3/27$1,498
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/114:45 pmIND - SYD
3 stops29h 00mMultiple Airlines
Sun 5/1811:15 amSYD - IND
3 stops46h 00mMultiple Airlines
Deal found 3/27$1,631
This oojo deal was found by Cheapflights users on 3/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/306:51 amIND - SYD
2 stops44h 19mQatar Airways
Tue 4/19:45 pmSYD - IND
2 stops39h 16mQatar Airways
Deal found 3/27$1,863
This Gurufare deal was found by Cheapflights users on 3/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/244:49 pmIND - SYD
1 stop24h 16mQantas Airways
Thu 5/19:10 amSYD - IND
1 stop21h 51mQantas Airways
Deal found 3/27$1,984
This FlightHub deal was found by Cheapflights users on 3/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/305:03 pmIND - SYD
2 stops24h 42mAir New Zealand
Tue 4/111:20 amSYD - IND
1 stop22h 18mAir New Zealand
Deal found 3/27$2,066
This KAYAK deal was found by Cheapflights users on 3/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:15 amIND - SYD
2 stops44h 00mLATAM Airlines
Sat 5/2411:50 amSYD - IND
3 stops36h 22mLATAM Airlines
Deal found 3/27$3,291
This Expedia deal was found by Cheapflights users on 3/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/15:47 pmIND - SYD
3 stops69h 08mBritish Airways
Mon 12/154:20 pmSYD - IND
3 stops44h 31mBritish Airways
Deal found 3/27$3,554

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 March 28, 2025.
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

Sun 6/1

3:45 pm-7:05 am

2 stops25h 20m

Sydney Kingsford Smith

Wed 6/11

9:10 am-8:42 pm

2 stops25h 32m

$939

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 5/11

10:30 am-7:20 am

2 stops30h 50m

Sydney Kingsford Smith

Sun 5/18

9:20 am-8:54 pm

2 stops49h 34m

$1,254

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 6/24

6:05 pm-6:55 am

1 stop22h 50m

Sydney Kingsford Smith

Tue 7/8

10:20 am-4:54 pm

1 stop20h 34m

$1,456

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Thu 4/24

2:08 pm-6:35 am

2 stops26h 27m

Sydney Kingsford Smith

Thu 5/1

9:25 am-11:57 pm

2 stops28h 32m

$1,498

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 5/11

4:45 pm-11:45 am

3 stops29h 00m

Sydney Kingsford Smith

Sun 5/18

11:15 am-7:15 pm

3 stops46h 00m

$1,631

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 3/30

6:51 am-6:10 pm

2 stops44h 19m

Sydney Kingsford Smith

Tue 4/1

9:45 pm-10:01 pm

2 stops39h 16m

$1,863

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Thu 4/24

4:49 pm-7:05 am

1 stop24h 16m

Sydney Kingsford Smith

Thu 5/1

9:10 am-5:01 pm

1 stop21h 51m

$1,984

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 3/30

5:03 pm-8:45 am

2 stops24h 42m

Sydney Kingsford Smith

Tue 4/1

11:20 am-6:38 pm

1 stop22h 18m

$2,066

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 5/14

7:15 am-5:15 pm

2 stops44h 00m

Sydney Kingsford Smith

Sat 5/24

11:50 am-10:12 am

3 stops36h 22m

$3,291

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Wed 5/14

7:20 pm-5:20 am

3 stops44h 00m

Sydney Kingsford Smith

Sat 5/24

2:40 pm-6:50 pm

3 stops42h 10m

$4,004

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 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 March 21, 2025.

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, March is the cheapest month in which you can book a flight from Indianapolis to Sydney (average of $1,044). Flying from Indianapolis to Sydney in December is currently the most expensive (average of $1,643). 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 IND to SYD?

Find hourly flight availability from Indianapolis 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 March 28, 2025.

It’s optimal to fly from Indianapolis to Sydney in the evening. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight in the afternoon.

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

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

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

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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 March 28, 2025.
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Qantas Airways
7.5
Good
811 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,750 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    According to our current data, American Airlines ($939), Air Canada ($1,254), and United Airlines ($1,456) offers the cheapest pricing from Indianapolis to Sydney. American Airlines is currently priced 35% 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, March is the cheapest month in which you can book a flight from Indianapolis to Sydney (average of $1,044). Flying from Indianapolis to Sydney in December is currently the most expensive (average of $1,643). 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 Indianapolis?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Indianapolis to Sydney

Discover the top 6 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$835Average$1,172FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$882Average$1,432FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$896Average$1,436FlexibilityNo cancel feeOn-time69%
DeltaCheapest$964Average$1,196FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$1,190Average$1,549FlexibilityNo cancel feeOn-time74%
Air New ZealandCheapest$1,511Average$1,734FlexibilityNo cancel feeOn-time78%
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