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$423+ 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEL — SYD
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find cheap flights from New Delhi 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”

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Cheapflights Tip: The best prices from New Delhi Indira Gandhi Intl to Sydney Kingsford Smith are usually found in September or August, booked 67 days in advance, depart on a Tuesday or Sunday and return on a Thursday

Cheap 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 27, 2026.

This AirAsia deal was found by Cheapflights users on 7/24. 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.
Sun 10/1111:20 pm
DEL
-
SYD
1 stop15h 45m
AirAsia X
Fri 10/2310:45 am
SYD
-
DEL
1 stop16h 50m
AirAsia X
Deal found 7/24$698
This Batik Air deal was found by Cheapflights users on 7/24. 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 Batik Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:05 pm
DEL
-
SYD
1 stop27h 40m
Batik Air
Sun 8/3010:15 pm
SYD
-
DEL
1 stop27h 20m
Batik Air
Deal found 7/24$701
This Booking.com deal was found by Cheapflights users on 7/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:20 pm
DEL
-
SYD
1 stop28h 30m
AirAsia X
Fri 8/289:45 am
SYD
-
DEL
1 stop16h 50m
AirAsia X
Deal found 7/25$702
This Batik Air deal was found by Cheapflights users on 7/27. 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 Batik Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:05 pm
DEL
-
SYD
1 stop27h 40m
Batik Air
Wed 9/1610:15 pm
SYD
-
DEL
1 stop27h 20m
Batik Air
Deal found 7/27$704
This Batik Air deal was found by Cheapflights users on 7/26. 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 Batik Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:05 pm
DEL
-
SYD
1 stop16h 25m
Batik Air
Mon 10/129:50 am
SYD
-
DEL
1 stop16h 45m
Batik Air
Deal found 7/26$707
This Batik Air deal was found by Cheapflights users on 7/26. 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 Batik Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:05 pm
DEL
-
SYD
1 stop16h 25m
Batik Air
Tue 10/2010:15 pm
SYD
-
DEL
1 stop28h 20m
Batik Air
Deal found 7/26$713
This Batik Air deal was found by Cheapflights users on 7/27. 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 Batik Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:05 pm
DEL
-
SYD
1 stop16h 25m
Batik Air
Fri 11/209:50 am
SYD
-
DEL
1 stop16h 45m
Batik Air
Deal found 7/27$719
This Mytrip deal was found by Cheapflights users on 7/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:50 pm
DEL
-
SYD
3 stops31h 25m
Multiple Airlines
Thu 11/191:25 pm
SYD
-
DEL
3 stops30h 25m
Multiple Airlines
Deal found 7/25$723
This Batik Air deal was found by Cheapflights users on 7/26. 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 Batik Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:05 pm
DEL
-
SYD
1 stop27h 40m
Batik Air
Sat 10/38:35 am
SYD
-
DEL
1 stop17h 00m
Batik Air
Deal found 7/26$724
This Batik Air deal was found by Cheapflights users on 7/26. 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 Batik Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:05 pm
DEL
-
SYD
1 stop16h 25m
Batik Air
Thu 10/159:50 am
SYD
-
DEL
1 stop16h 45m
Batik Air
Deal found 7/26$726
This Batik Air deal was found by Cheapflights users on 7/27. 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 Batik Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:05 pm
DEL
-
SYD
1 stop27h 40m
Batik Air
Wed 11/1810:15 pm
SYD
-
DEL
1 stop28h 20m
Batik Air
Deal found 7/27$729

Find 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 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$698
(AirAsia)

One-way from

$423
(Kiwi.com)

Popular in

January

Cheapest in

September

Average price

$966
Provider with most accurate pricing for New Delhi Indira Gandhi Intl-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Delhi Indira Gandhi Intl-Sydney Kingsford Smith flights.
Search Deals
From New Delhi Indira Gandhi Intl to Sydney Kingsford Smith
Search Deals
One-way flight from New Delhi Indira Gandhi Intl to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($17 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 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 27, 2026.
Use the filters below to find and compare flights from New Delhi to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Mon 9/7

10:05 pm-7:00 pm

1 stop16h 25m

Sydney Kingsford Smith

Thu 9/10

8:35 am-9:05 pm

1 stop17h 00m

$733

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Sat 9/5

10:05 pm-7:00 pm

1 stop16h 25m

Sydney Kingsford Smith

Sat 9/12

8:35 am-9:05 pm

1 stop17h 00m

$752

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Sat 8/29

10:05 pm-7:00 pm

1 stop16h 25m

Sydney Kingsford Smith

Wed 2/24

10:15 pm-9:05 pm

1 stop28h 20m

$772

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Thu 8/20

9:55 pm-4:45 pm

1 stop14h 20m

Sydney Kingsford Smith

Thu 8/27

7:25 am-5:40 am

1 stop26h 45m

$891

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Sun 8/30

7:55 pm-9:00 am

1 stop32h 35m

Sydney Kingsford Smith

Thu 2/25

12:00 pm-5:45 pm

1 stop35h 15m

$974

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Wed 8/26

4:00 pm-6:25 am

2 stops33h 55m

Sydney Kingsford Smith

Sun 8/30

9:15 am-8:05 am

2 stops27h 20m

$1,222

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Wed 9/16

5:00 am-6:05 am

3 stops44h 35m

Sydney Kingsford Smith

Wed 11/11

10:10 pm-8:45 am

2 stops40h 05m

$2,579
Cheapest one-way

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Fri 8/21

12:05 am-7:20 am

1 stop26h 45m

$466

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Sun 8/16

1:10 am-11:45 am

1 stop30h 05m

$468

New DelhiSydney

DEL - SYD

DELSYD

New Delhi Indira Gandhi Intl

Sat 10/3

10:05 pm-6:55 am

1 stop27h 20m

$494

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from New Delhi 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 New Delhi to Sydney in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
BudgetAirPrice Accuracy2 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy2 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 New Delhi-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New Delhi-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New Delhi-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Delhi-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 New Delhi-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 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?

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 66 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, September is the cheapest month in which you can book a flight from New Delhi to Sydney (average of $844). Flying from New Delhi to Sydney in January is currently the most expensive (average of $1,102). 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 27, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New Delhi to Sydney as you normally would.

How much does it cost to fly round-trip from New Delhi to Sydney?

Airfare is below average for this route at the moment.

New Delhi to Sydney flights typically cost between $755 and $964 in October.
The cheapest round-trip price found within the last 5 days was $698 on AirAsia X (Oct 11-Oct 23).

The best insider tips for New Delhi to Sydney flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your New Delhi to Sydney trip
Our travel experts
Jessica Macdonald

Jessica Macdonald

Expert on DEL

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

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

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 27, 2026.
Read reviews from past customers who have flown Singapore Airlines,Thai Airways, andMalaysia Airlines 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
8.2
Very good
1,584 reviews

Entertainment

8.1

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.2

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Singapore Airlines
8.2
Very good
1,584 reviews
Singapore Airlines
8.2
Very good
1,584 reviews

Entertainment

8.1

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.2

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Thai Airways
7.9
Good
412 reviews
Singapore Airlines
8.2
Very good
1,584 reviews

Entertainment

8.1

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.2

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Malaysia Airlines
7.3
Good
314 reviews
Singapore Airlines
8.2
Very good
1,584 reviews

Entertainment

8.1

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.2

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Air India
5.5
Fair
2,953 reviews
Singapore Airlines
8.2
Very good
1,584 reviews

Entertainment

8.1

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.2

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.

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 4 different airlines. 24h 00m 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 8 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from New Delhi to Sydney?

    A quick flight from New Delhi to Sydney can take about 14h 20m. Batik Air provides one of the quickest options available for as low as $891. There are 6479 mi between New Delhi and Sydney. This flight may include one or multiple stops.

  • 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 $641 on this airline. Additional options worth looking into are Air India and Malaysia Airlines, starting at $764 and $904 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?

    $242 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 Air India and IndiGo, with prices starting from $387 and $398, respectively.

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

    Consider Air India (76%), SWISS (76%) or Lufthansa (76%) when booking your flight. These represent the most reliable airlines when flying from New Delhi to Sydney.

  • 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, September is the cheapest month in which you can book a flight from New Delhi to Sydney (average of $844). Flying from New Delhi to Sydney in January is currently the most expensive (average of $1,102). 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

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Top 4 airlines flying from New Delhi to Sydney

Discover the top 4 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$641Average$832FlexibilityNo cancel feeOn-time81%
Air IndiaCheapest$764Average$1,072FlexibilityNo cancel feeOn-timeN/A
Malaysia AirlinesCheapest$904Average$1,029FlexibilityNo cancel feeOn-time67%
Thai AirwaysCheapest$1,384Average$1,559FlexibilityNo cancel feeOn-time77%

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