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Cheap flights from New Delhi to Southeast Asia from S$ 155

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 16-4. Fares are subject to change and may not be available on all flights or dates of travel.
DEL — BKK
20 Apr — 27 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from New Delhi to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from New Delhi to Southeast Asia
Explore the most affordable flight options available from New Delhi to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 March 2026.

Mon 4-523:20
DEL
-
SIN
1 stop8h 20m
Multiple Airlines
Mon 11-519:45
SIN
-
DEL
Nonstop5h 50m
Multiple Airlines
Deal found 20-3S$ 280
Wed 6-523:20
DEL
-
SIN
1 stop8h 20m
Multiple Airlines
Wed 13-519:45
SIN
-
DEL
Nonstop5h 50m
Multiple Airlines
Deal found 19-3S$ 282
Thu 16-409:05
DEL
-
SIN
Nonstop6h 10m
IndiGo
Thu 23-419:45
SIN
-
DEL
Nonstop5h 50m
IndiGo
Deal found 19-3S$ 286
Fri 24-409:05
DEL
-
SIN
Nonstop6h 10m
IndiGo
Tue 28-419:45
SIN
-
DEL
Nonstop5h 50m
IndiGo
Deal found 20-3S$ 287
Tue 14-409:05
DEL
-
SIN
Nonstop6h 10m
IndiGo
Tue 21-419:45
SIN
-
DEL
Nonstop5h 50m
IndiGo
Deal found 17-3S$ 289
Mon 13-423:20
DEL
-
SIN
1 stop16h 15m
Multiple Airlines
Wed 15-413:10
SIN
-
DEL
Nonstop5h 55m
Multiple Airlines
Deal found 16-3S$ 291
Mon 13-713:10
DEL
-
SIN
Nonstop6h 05m
Air India
Mon 27-713:10
SIN
-
DEL
Nonstop5h 55m
Air India
Deal found 17-3S$ 292
Mon 13-423:20
DEL
-
SIN
1 stop16h 15m
Multiple Airlines
Mon 20-408:25
SIN
-
DEL
Nonstop6h 05m
Multiple Airlines
Deal found 16-3S$ 294
Wed 29-703:35
DEL
-
SIN
Nonstop6h 05m
Air India
Sat 1-823:00
SIN
-
DEL
Nonstop6h 00m
Air India
Deal found 17-3S$ 296
Thu 16-409:05
DEL
-
SIN
Nonstop6h 10m
IndiGo
Wed 22-419:45
SIN
-
DEL
Nonstop5h 50m
IndiGo
Deal found 17-3S$ 297

Find flight deals from New Delhi to Southeast Asia

Keep the following information in mind while searching for New Delhi to Southeast Asia flight deals. Data was last updated 21 March 2026.

Round-trip from

S$ 280

One-way from

S$ 155

Popular in

April

Cheapest in

February

Average price

S$ 321
IndiGo
  • IndiGo
  • 4-5-11-5
  • 1 total stop
  • 14h 10m total
  • New Delhi to Southeast Asia
Search Deals
16-4
  • 16-4
  • 1 total stop
  • 14h 40m total
  • New Delhi to Southeast Asia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (S$ 23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (S$ 9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from New Delhi to Southeast Asia 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 200,618 searches. Data last updated 21 March 2026.
Use the filters below to find and compare flights from New Delhi to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

New DelhiSingapore

DEL - SIN

DELSIN

New Delhi Indira Gandhi Intl

Mon 22-6

09:00-17:15

Nonstop5h 45m

Singapore Changi

Sun 28-6

16:45-20:05

Nonstop5h 50m

S$ 411

New DelhiSingapore

DEL - SIN

DELSIN

New Delhi Indira Gandhi Intl

Mon 8-6

23:35-14:50

1 stop12h 45m

Singapore Changi

Sat 13-6

18:25-22:05

2 stops30h 10m

S$ 572

New DelhiSingapore

DEL - SIN

DELSIN

New Delhi Indira Gandhi Intl

Mon 20-4

23:35-14:50

1 stop12h 45m

Singapore Changi

Mon 27-4

21:00-22:05

2 stops51h 35m

S$ 585

New DelhiSingapore

DEL - SIN

DELSIN

New Delhi Indira Gandhi Intl

Fri 8-5

23:35-11:55

1 stop9h 50m

Singapore Changi

Sun 17-5

18:25-22:05

2 stops30h 10m

S$ 595

New DelhiSingapore

DEL - SIN

DELSIN

New Delhi Indira Gandhi Intl

Sun 19-4

23:35-20:00

2 stops41h 55m

Singapore Changi

Thu 23-4

13:10-22:05

1 stop11h 25m

S$ 649

New DelhiSingapore

DEL - SIN

DELSIN

New Delhi Indira Gandhi Intl

Wed 29-7

00:05-18:30

2 stops15h 55m

Singapore Changi

Sat 1-8

19:30-22:55

1 stop29h 55m

S$ 659

New DelhiSingapore

DEL - SIN

DELSIN

New Delhi Indira Gandhi Intl

Sat 29-8

21:55-06:10

Nonstop5h 45m

Singapore Changi

Mon 31-8

16:45-20:05

Nonstop5h 50m

S$ 704

New DelhiSingapore

DEL - SIN

DELSIN

New Delhi Indira Gandhi Intl

Fri 28-8

00:05-14:15

1 stop11h 40m

Singapore Changi

Mon 31-8

17:55-22:55

2 stops31h 30m

S$ 711

New DelhiSingapore

DEL - SIN

DELSIN

New Delhi Indira Gandhi Intl

Fri 24-7

00:05-18:30

2 stops15h 55m

Singapore Changi

Sat 1-8

19:30-22:55

1 stop29h 55m

S$ 737

New DelhiSingapore

DEL - SIN

DELSIN

New Delhi Indira Gandhi Intl

Tue 14-4

00:05-13:55

1 stop11h 20m

Singapore Changi

Sun 19-4

13:05-22:55

2 stops36h 20m

S$ 755

Flights are sorted by cheapest return flights first.

Deals found on 17-3

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from New Delhi to Southeast Asia

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

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

Currently, January is the cheapest month in which you can book a flight from New Delhi to Southeast Asia (average of S$ 136). Flying from New Delhi to Southeast Asia in November is currently the most expensive (average of S$ 229). 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 YJX?

Find hourly flight availability from New Delhi to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 March 2026.

It’s optimal to fly from New Delhi to Southeast Asia in the afternoon. By choosing this option you can save up to 53% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from New Delhi to Southeast Asia

Explore weekly flight availability from New Delhi to Southeast Asia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 March 2026.

The most flights from DEL to zzYJX are scheduled on a Wednesday (17 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 on average).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 21 March 2026.
Read through reviews of airlines operating flights from New Delhi to Southeast Asia, such as Singapore Airlines,IndiGo, andAir India. 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
1,480 reviews
Check prices

Crew

8.6

Food

7.8

Overall

8.2

Comfort

8.0

Boarding

8.3

Entertainment

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Singapore Airlines
8.2
Very Good
1,480 reviews
Singapore Airlines
8.2
Very Good
1,480 reviews
Check prices

Crew

8.6

Food

7.8

Overall

8.2

Comfort

8.0

Boarding

8.3

Entertainment

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
IndiGo
6.8
Okay
544 reviews
Singapore Airlines
8.2
Very Good
1,480 reviews
Check prices

Crew

8.6

Food

7.8

Overall

8.2

Comfort

8.0

Boarding

8.3

Entertainment

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Air India
5.5
Fair
2,971 reviews
Singapore Airlines
8.2
Very Good
1,480 reviews
Check prices

Crew

8.6

Food

7.8

Overall

8.2

Comfort

8.0

Boarding

8.3

Entertainment

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Related info for your journey

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

  • What airport do you fly from for flights from New Delhi to Southeast Asia?

    If you book a flight to Southeast Asia from New Delhi, you will be flying from Indira Gandhi Intl, which is the city’s only airport. New Delhi Indira Gandhi Intl (DEL) is located 12.5 km from the centre of New Delhi.

  • How long is the flight from New Delhi to Southeast Asia?

    Departing from New Delhi to Southeast Asia will take you 5h 45m. New Delhi and Southeast Asia are separated by a distance of 4155 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    For one-way options, check prices for AirAsia X. According to our data, you can fly for as low as S$ 107. Users have also found prices from S$ 131 and S$ 148 on Air India and SriLankan Airlines, respectively.

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

    The top 3 most reliable airlines when flying from New Delhi to Southeast Asia are Air Canada (91%), SpiceJet (86%) and IndiGo (83%).

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

    Yes. In addition to deals on New Delhi to Southeast Asia flights, Cheapflights offers holiday packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from New Delhi to Southeast Asia 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 Southeast Asia?

    Currently, January is the cheapest month in which you can book a flight from New Delhi to Southeast Asia (average of S$ 136). Flying from New Delhi to Southeast Asia in November is currently the most expensive (average of S$ 229). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for New Delhi to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
New Delhi to Singapore flights

Top 3 airlines flying from New Delhi to Southeast Asia

Discover the top 3 airlines that operate flights from New Delhi to Southeast Asia. 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 200,618 searches. Data last updated 21 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapestS$ 261AverageS$ 363FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
IndiGoCheapestS$ 269AverageS$ 321FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Singapore AirlinesCheapestS$ 301AverageS$ 510FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from New Delhi to Southeast Asia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from New Delhi to Southeast Asia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from New Delhi to Southeast Asia?

Cheapflights helps you find that perfect flight to Southeast Asia from New Delhi by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from New Delhi to Southeast Asia with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from New Delhi to Southeast Asia flexibly with Cheapflights today.

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Not ready to book yet? You can track prices for flights from New Delhi to Southeast Asia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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