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Cheap flights from New Delhi to Sydney from £306

DEL — SYD
26 Sep — 3 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from New Delhi to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from New Delhi to Sydney

Mon 26/1021:40 -
1 stop17h 10m
Thu 29/1011:25 -
1 stop38h 20m
Deal found 25/8£524
Sun 11/1023:20 -
1 stop15h 45m
Fri 23/1010:45 -
1 stop16h 50m
Deal found 22/8£568
Tue 8/1223:35 -
1 stop28h 45m
Tue 9/211:50 -
1 stop15h 45m
Deal found 23/8£584
Mon 26/1021:40 -
2 stops36h 35m
Thu 29/1011:25 -
1 stop38h 20m
Deal found 25/8£599
Wed 14/1023:00 -
1 stop26h 55m
Wed 10/209:55 -
1 stop17h 25m
Deal found 23/8£609
Thu 26/1113:25 -
1 stop15h 25m
Tue 2/209:55 -
1 stop17h 25m
Deal found 22/8£614
Thu 26/1113:25 -
1 stop15h 25m
Mon 1/209:55 -
1 stop17h 25m
Deal found 24/8£615
Wed 2/901:10 -
1 stop24h 30m
Sat 7/1115:15 -
1 stop35h 50m
Deal found 25/8£615
Wed 9/922:45 -
1 stop32h 30m
Mon 16/1115:15 -
1 stop35h 50m
Deal found 25/8£616
Sun 29/1123:10 -
1 stop29h 40m
Sat 6/209:55 -
1 stop17h 25m
Deal found 24/8£618

Find flight deals from New Delhi to Sydney

Round-trip from

£524

One-way from

£306

Popular in

January

Cheapest in

April

Average price

£637
China Southern
  • China Southern
  • 26/10-29/10
  • 2 total stops
  • 55h 30m total
  • New Delhi to Sydney
Search Deals
Batik Air
  • Batik Air
  • 24/10
  • 1 total stop
  • 27h 35m total
  • New Delhi to Sydney
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
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 return flight

New DelhiSydney

DEL New Delhi Indira Gandhi Intl - SYD Sydney Kingsford Smith

DELSYD

New Delhi Indira Gandhi Intl

Wed 14/10

23:00-07:25

1 stop26h 55m

Sydney Kingsford Smith

Wed 10/2

09:55-21:50

1 stop17h 25m

£609

New DelhiSydney

DEL New Delhi Indira Gandhi Intl - SYD Sydney Kingsford Smith

DELSYD

New Delhi Indira Gandhi Intl

Sat 5/12

22:45-09:35

1 stop29h 20m

Sydney Kingsford Smith

Mon 8/2

11:05-00:10

1 stop18h 35m

£619

New DelhiSydney

DEL New Delhi Indira Gandhi Intl - SYD Sydney Kingsford Smith

DELSYD

New Delhi Indira Gandhi Intl

Tue 1/12

01:30-07:15

1 stop24h 15m

Sydney Kingsford Smith

Sun 7/2

11:05-00:10

1 stop18h 35m

£619

New DelhiSydney

DEL New Delhi Indira Gandhi Intl - SYD Sydney Kingsford Smith

DELSYD

New Delhi Indira Gandhi Intl

Sun 6/9

01:10-11:45

1 stop30h 05m

Sydney Kingsford Smith

Sat 14/11

15:15-00:10

1 stop38h 25m

£620

New DelhiSydney

DEL New Delhi Indira Gandhi Intl - SYD Sydney Kingsford Smith

DELSYD

New Delhi Indira Gandhi Intl

Wed 28/10

01:30-09:35

1 stop26h 35m

Sydney Kingsford Smith

Mon 2/11

15:15-21:35

1 stop35h 50m

£620

New DelhiSydney

DEL New Delhi Indira Gandhi Intl - SYD Sydney Kingsford Smith

DELSYD

New Delhi Indira Gandhi Intl

Tue 10/11

22:45-09:35

1 stop29h 20m

Sydney Kingsford Smith

Thu 26/11

15:15-21:35

1 stop35h 50m

£698

New DelhiSydney

DEL New Delhi Indira Gandhi Intl - SYD Sydney Kingsford Smith

DELSYD

New Delhi Indira Gandhi Intl

Sun 20/9

22:05-06:25

2 stops27h 50m

Sydney Kingsford Smith

Tue 22/9

09:50-03:10

2 stops45h 50m

£742
Fastest return journey

New DelhiSydney

DEL New Delhi Indira Gandhi Intl - SYD Sydney Kingsford Smith

DELSYD

New Delhi Indira Gandhi Intl

Wed 2/12

23:10-06:05

2 stops25h 25m

Sydney Kingsford Smith

Mon 8/2

11:50-21:50

1 stop15h 30m

£782

New DelhiSydney

DEL New Delhi Indira Gandhi Intl - SYD Sydney Kingsford Smith

DELSYD

New Delhi Indira Gandhi Intl

Tue 1/12

13:25-10:20

1 stop15h 25m

Sydney Kingsford Smith

Mon 8/2

12:20-12:25

2 stops29h 35m

£787

New DelhiSydney

DEL New Delhi Indira Gandhi Intl - SYD Sydney Kingsford Smith

DELSYD

New Delhi Indira Gandhi Intl

Fri 1/1

16:15-22:30

1 stop24h 45m

Sydney Kingsford Smith

Sat 16/1

11:40-19:55

2 stops37h 45m

£811

Flights are sorted by cheapest return flights first.

Deals found on 23/8

Showing 1-10 of 22 resultsSorted by cheapest first
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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 return price

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 best time to book flights from New Delhi to Sydney is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, April is the cheapest month in which you can book a flight from New Delhi to Sydney (average of £630). Flying from New Delhi to Sydney in January is currently the most expensive (average of £811). 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?

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 for a return flight from New Delhi to Sydney?

Airfare is below average for this route at the moment.

New Delhi to Sydney flights typically cost between £571 and £745 in October.
The cheapest return price found within the last 5 days was £524 on China Southern (26 Oct–29 Oct).

Reviews of airlines servicing Sydney

Read through reviews of airlines operating flights from New Delhi to Sydney, such as Air India. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air India
5.5
Fair
2,941 reviews
Check prices

Food

5.8

Crew

6.7

Entertainment

4.6

Comfort

5.5

Overall

5.5

Boarding

6.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

DEL - YYZ

Ridiculous. Broken seat, wrong food, no snack options that were friendly for my diet (Jain), minimal effort to help passengers… how is this airline still operating besides on the mere helplessness of passengers. Terrible.
Air India
5.5
Fair
2,941 reviews
Air India
5.5
Fair
2,941 reviews
Check prices

Food

5.8

Crew

6.7

Entertainment

4.6

Comfort

5.5

Overall

5.5

Boarding

6.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

DEL - YYZ

Ridiculous. Broken seat, wrong food, no snack options that were friendly for my diet (Jain), minimal effort to help passengers… how is this airline still operating besides on the mere helplessness of passengers. Terrible.

Related info for your journey

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

    This flight path from New Delhi Indira Gandhi Intl to Sydney Kingsford Smith was viewed by 6 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?

    Malaysia Airlines and Cathay Pacific can get you from New Delhi to Sydney in just under 26h 55m. Your travel time can differ by up to 2h 25m. New Delhi and Sydney are separated by a distance of 6479 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from New Delhi to Sydney round-trip?

    According to our current data, Air India (£557), offers the cheapest pricing from New Delhi to Sydney. This flight start at 18% lower than the current average price 3 months from now.

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

    The cheapet airlines for a one-way flight from New Delhi to Sydney are AirAsia X (£158), Batik Air (£317), and Air India (£320).

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from New Delhi to Sydney on time: Air India (86%), SWISS (86%), Lufthansa (86%).

  • 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 holiday 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, April is the cheapest month in which you can book a flight from New Delhi to Sydney (average of £630). Flying from New Delhi to Sydney in January is currently the most expensive (average of £811). 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 Sydney?

Book flights to Sydney if you plan to visit one of these locations
Wollongong
Parramatta
Bondi Beach
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from New Delhi to Sydney

AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest£557Average£696FlexibilityNo cancel feeOn-timeN/A
Search Air India flights

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Certainly. Search results for flights to Sydney from New Delhi shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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