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$314+ Cheap flights from New Delhi (DEL) 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEL — SYD
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from New Delhi Indira Gandhi Intl to Sydney Kingsford Smith are usually found in August or June, booked 53 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from New Delhi to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from New Delhi (DEL) 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 July 3, 2025.

Round-trip from

$628
(Mytrip)

One-way from

$314
(Mytrip)

Popular in

January

Cheapest in

August

Average price

$890

Good round-trip deal

$725 or less

Good one-way deal

$543 or less
From New Delhi Indira Gandhi Intl to Sydney Kingsford Smith
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One-way flight from New Delhi Indira Gandhi Intl to Sydney Kingsford Smith
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Highest demand for flights based on searches. 15% potential increase in price ($170 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from New Delhi Indira Gandhi Intl to Sydney Kingsford Smith.
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Price to beat on a one-way flight from New Delhi Indira Gandhi Intl to Sydney Kingsford Smith.
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Find flight deals from New Delhi to Sydney

Cheapest flights from New Delhi to Sydney
Explore the most affordable flight options available from New Delhi to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Mytrip deal was found by Cheapflights users on 7/3. 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.
Tue 8/194:00 amDEL - SYD
3 stops23h 20mMultiple Airlines
Mon 9/112:50 pmSYD - DEL
3 stops28h 50mMultiple Airlines
Deal found 7/3$628
This Singapore Airlines deal was found by Cheapflights users on 7/3. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/149:00 amDEL - SYD
1 stop20h 55mSingapore Airlines
Mon 11/32:00 pmSYD - DEL
1 stop21h 10mSingapore Airlines
Deal found 7/3$651
This AirAsia deal was found by Cheapflights users on 7/1. 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 AirAsia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1511:20 pmDEL - SYD
1 stop16h 10mAirAsia X
Fri 8/229:15 amSYD - DEL
1 stop17h 20mAirAsia X
Deal found 7/1$652
This Trip.com deal was found by Cheapflights users on 7/1. 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.
Sun 8/2412:05 amDEL - SYD
1 stop26h 45mVietJet Air
Mon 9/810:15 amSYD - DEL
1 stop17h 10mVietJet Air
Deal found 7/1$658
This Trip.com deal was found by Cheapflights users on 7/1. 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.
Sun 8/241:35 amDEL - SYD
Nonstop12h 35mAir India
Mon 9/87:30 pmSYD - DEL
Nonstop12h 55mAir India
Deal found 7/1$744

Cheapflights Fare Finder

Customize your flight search to find flights from New Delhi 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 3, 2025.
Use the filters below to find and compare flights from New Delhi to Sydney that are best for you.

Fly from

New Delhi

Fly to

Sydney

Route

Depart

Return

Price

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Tue 8/19

4:00 am-7:50 am

3 stops23h 20m

Sydney Kingsford Smith

Mon 9/1

12:50 pm-1:10 pm

3 stops28h 50m

$628

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Sun 9/14

9:00 am-10:25 am

1 stop20h 55m

Sydney Kingsford Smith

Mon 11/3

2:00 pm-5:40 am

1 stop21h 10m

$651

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Fri 8/15

11:20 pm-8:00 pm

1 stop16h 10m

Sydney Kingsford Smith

Fri 8/22

9:15 am-10:05 pm

1 stop17h 20m

$652

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Sun 8/24

12:05 am-7:20 am

1 stop26h 45m

Sydney Kingsford Smith

Mon 9/8

10:15 am-10:55 pm

1 stop17h 10m

$658

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Sun 8/24

1:35 am-6:40 pm

Nonstop12h 35m

Sydney Kingsford Smith

Mon 9/8

7:30 pm-3:55 am

Nonstop12h 55m

$744

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Sun 8/24

1:15 am-8:40 am

1 stop26h 55m

Sydney Kingsford Smith

Wed 8/27

7:40 am-9:10 pm

1 stop18h 00m

$753

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Sat 11/15

5:00 am-8:35 pm

3 stops34h 05m

$314

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Mon 12/15

11:30 pm-8:35 pm

1 stop15h 35m

$323

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Sun 8/3

12:05 am-7:20 am

1 stop26h 45m

$334

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Fri 11/14

12:55 am-6:50 pm

Nonstop12h 25m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 11 results
1
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The best insider tips for New Delhi to Sydney flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your New Delhi to Sydney trip
Airports
DEL

Arrive four hours early for international flights at DEL. Use self-check-in kiosks to reduce queuing times.

Read more about DELby Jessica Macdonald
SYD

After customs at SYD, use the T8 Airport Line train for a quick 15-25 minute ride to central Sydney.

Read more about SYDby John Walton
Our travel experts
Jessica Macdonald

Jessica Macdonald

Expert on DEL

Jessica Macdonald

Jessica Macdonald

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Read more
John Walton

John Walton

Expert on SYD

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

Best time to book a flight from New Delhi to Sydney

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

How far ahead should I book a flight from New Delhi to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from New Delhi to Sydney. Price data was last updated on June 27, 2025.

The price you pay for your flight from New Delhi to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 53 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from New Delhi to Sydney (average of $1,040). Flying from New Delhi to Sydney in December is currently the most expensive (average of $1,630). 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 DEL to SYD?

Find hourly flight availability from New Delhi 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 July 3, 2025.

When flying from New Delhi to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 37% versus a flight in the afternoon.

How much does it cost to fly round-trip from New Delhi 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 July 3, 2025.
Read reviews from past customers who have flown Singapore Airlines, Cathay Pacific, and Etihad Airways from New Delhi 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.
Singapore Airlines
8.1
Very good
1,320 reviews

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Food

7.7

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,320 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Food

7.7

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Cathay Pacific
7.6
Good
921 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Food

7.7

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Etihad Airways
7.4
Good
1,220 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Food

7.7

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
VietJet Air
5.6
Fair
144 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Food

7.7

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

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

  • What airports do I use to fly from New Delhi to Sydney?

    Sydney Kingsford Smith is the airport most travelers will use when flying to Sydney from New Delhi Indira Gandhi Intl. Booking flights from Indira Gandhi Intl (DEL) to Kingsford Smith (SYD) should be relatively easy as there are 2 daily flights to Sydney from 5 different airlines. 15h 30m is how long a flight from New Delhi to Sydney Kingsford Smith will take if you book a nonstop flight.

  • How popular is this New Delhi to Sydney flight route?

    The New Delhi Indira Gandhi Intl to Sydney Kingsford Smith flight path was viewed by 38 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Our cheapest airline available from New Delhi to Sydney is Singapore Airlines. Our recent data shows that you can find tickets from as low as $651 on this airline. Additional options worth looking into are AirAsia X and VietJet Air, starting at $652 and $658 round-trip. Singapore Airlines is priced at 30% lower than the current average price of a flight leaving 3 months from now.

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

    $323 is the cheapest one-way deal found within the past few days, from AirAsia X. You may also be able to find cheap deals on VietJet Air and Air India, with prices starting from $334 and $430, respectively.

  • What are the most reliable airlines from New Delhi to Sydney?

    Consider Air New Zealand (68%), Air India (66%) or SWISS (66%) when booking your flight. These represent the most reliable airlines when flying from New Delhi to Sydney.

  • What are the cheapest flights from New Delhi to Sydney?

    While on average a flight from New Delhi to Sydney is generally $872, our data shows the cheapest flight currently is $537. When looking at the most popular route, (New Delhi Indira Gandhi Intl - Sydney Kingsford Smith), you can expect to pay $970 for that flight.

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

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

  • How can I find direct flights from New Delhi to Sydney?

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

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

    Yes. Cheapflights offers flight deals from New Delhi 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 New Delhi to Sydney?

    Currently, February is the cheapest month in which you can book a flight from New Delhi to Sydney (average of $1,040). Flying from New Delhi to Sydney in December is currently the most expensive (average of $1,630). 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 New Delhi?

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

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Top 5 airlines flying from New Delhi to Sydney

Discover the top 5 airlines that operate flights from New Delhi 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
AirAsia XCheapest$247Average$687FlexibilityNo cancel feeOn-time66%
Singapore AirlinesCheapest$628Average$822FlexibilityNo cancel feeOn-time81%
Qantas AirwaysCheapest$641Average$1,052FlexibilityNo cancel feeOn-time74%
Malaysia AirlinesCheapest$711Average$731FlexibilityNo cancel feeOn-time67%
Air IndiaCheapest$725Average$1,063FlexibilityNo cancel feeOn-timeN/A

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