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Cheap flights from Indianapolis to Sydney from $1,033

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SYD
31 Mar — 7 Apr1
1 adult

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 Tuesday or Wednesday and return on a Monday

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 26 March 2025.

Round-trip from

$1,502

One-way from

$1,033

Popular in

December

Cheapest in

January

Average price

$2,136
United Airlines
  • United Airlines
  • 14/8-23/8
  • 3 total stops
  • 55h 10m total
  • Indianapolis to Sydney
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American Airlines
  • American Airlines
  • 11/5
  • 2 total stops
  • 25h 20m total
  • Indianapolis to Sydney
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($164 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($104 potential savings vs. average return 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 26 March 2025.

Sun 1/618:15IND - SYD
2 stops22h 50mAmerican Airlines
Wed 11/609:10SYD - IND
1 stop22h 37mAmerican Airlines
Deal found 26/3$1,490
Thu 14/807:00IND - SYD
2 stops33h 55mUnited Airlines
Fri 22/810:20SYD - IND
1 stop21h 15mUnited Airlines
Deal found 25/3$1,502
Fri 15/806:00IND - SYD
2 stops35h 20mAir Canada
Wed 20/809:20SYD - IND
2 stops25h 30mAir Canada
Deal found 25/3$2,146
Thu 8/516:45IND - SYD
2 stops29h 30mMultiple Airlines
Thu 15/513:15SYD - IND
3 stops32h 57mMultiple Airlines
Deal found 25/3$2,219
Tue 24/616:04IND - SYD
1 stop25h 01mQantas Airways
Tue 8/709:10SYD - IND
1 stop22h 30mQantas Airways
Deal found 25/3$2,317
Fri 1/807:05IND - SYD
1 stop33h 30mDelta
Fri 29/809:25SYD - IND
1 stop34h 30mDelta
Deal found 25/3$2,387
Sat 29/306:51IND - SYD
2 stops44h 19mQatar Airways
Mon 31/321:45SYD - IND
2 stops39h 16mQatar Airways
Deal found 25/3$3,206
Sat 29/305:30IND - SYD
2 stops36h 15mAir New Zealand
Mon 31/311:20SYD - IND
1 stop34h 03mAir New Zealand
Deal found 25/3$3,738
Wed 1/1018:25IND - SYD
3 stops49h 10mLATAM Airlines
Mon 13/1012:50SYD - IND
3 stops36h 41mLATAM Airlines
Deal found 25/3$5,236
Sat 1/1119:30IND - SYD
3 stops44h 25mBritish Airways
Thu 13/1116:20SYD - IND
3 stops44h 32mBritish Airways
Deal found 24/3$6,070

Cheapflights Fare Finder

Customise 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 647,157 searches. Data last updated 26 March 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

Thu 14/8

07:00-06:55

2 stops33h 55m

Sydney Kingsford Smith

Fri 22/8

10:20-17:35

1 stop21h 15m

$1,502

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 24/6

17:29-07:05

2 stops23h 36m

Sydney Kingsford Smith

Tue 8/7

09:10-18:53

2 stops23h 43m

$1,733

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Fri 15/8

06:00-07:20

2 stops35h 20m

Sydney Kingsford Smith

Wed 20/8

09:20-20:50

2 stops25h 30m

$2,146

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Thu 8/5

16:45-12:15

2 stops29h 30m

Sydney Kingsford Smith

Thu 15/5

13:15-08:12

3 stops32h 57m

$2,219

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 24/6

16:04-07:05

1 stop25h 01m

Sydney Kingsford Smith

Tue 8/7

09:10-17:40

1 stop22h 30m

$2,317

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Fri 1/8

07:05-06:35

1 stop33h 30m

Sydney Kingsford Smith

Fri 29/8

09:25-05:55

1 stop34h 30m

$2,387

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Thu 14/8

18:25-17:15

2 stops32h 50m

Sydney Kingsford Smith

Sat 23/8

11:50-10:31

3 stops36h 41m

$5,378

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Tue 15/7

19:30-05:20

3 stops43h 50m

Sydney Kingsford Smith

Tue 29/7

14:40-15:32

3 stops38h 52m

$6,151

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 11/5

15:45-07:05

2 stops25h 20m

$1,033

IndianapolisSydney

IND - SYD

INDSYD

Indianapolis

Sun 11/5

19:43-06:55

1 stop21h 12m

$1,044

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Showing 1-10 of 12 results
1
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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 return 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 return flight from Indianapolis to Sydney. Price data was last updated on 21 March 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, May is the cheapest month in which you can book a flight from Indianapolis to Sydney (average of $129). Flying from Indianapolis to Sydney in October is currently the most expensive (average of $171). 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 26 March 2025.

It’s optimal to fly from Indianapolis to Sydney in the afternoon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight at midday.

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 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

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 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

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 26 March 2025.
Peruse reviews from past customers who have flown with Delta, Qantas Airways and LATAM Airlines from Indianapolis to Sydney to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,891 reviews
Check prices

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

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
7,891 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

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
7,891 reviews
Check prices

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

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
1,749 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

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
8,608 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

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
7,891 reviews
Check prices

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

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?

    Cheapflights users have booked flights from Indianapolis to Sydney round-trip from $1,502. Other airlines that can offer you cheap pricing are American Airlines, from $1,733, and Air Canada, from $2,146. United Airlines is currently priced 35% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Indianapolis to Sydney one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $1,033. Users have also found prices from $1,044 and $1,343 on United Airlines and Delta, respectively.

  • 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 holiday 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, May is the cheapest month in which you can book a flight from Indianapolis to Sydney (average of $129). Flying from Indianapolis to Sydney in October is currently the most expensive (average of $171). 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

Travelling to a place near Indianapolis?

Book flights to Indianapolis if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Manly
Penrith
Coogee
Cronulla
Randwick
Terrigal
Lithgow
Bondi Beach
Leura
Swansea

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Alternative routes for Indianapolis to Sydney

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How does Cheapflights help users find flights from Indianapolis to Sydney?

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Why should you use Cheapflights to find cheap flight tickets from Indianapolis to Sydney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Indianapolis.

Can Cheapflights find flights from Indianapolis to Sydney with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Indianapolis to Sydney, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Indianapolis to Sydney become cheaper?

Of course! You can now track prices for flights from Indianapolis to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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