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Cheap flights from New Delhi to Ko Samui from £396

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 17/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEL — USM
23 Aug — 30 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from New Delhi to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from New Delhi to Ko Samui
Explore the most affordable flight options available from New Delhi to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 July 2026.

Wed 16/921:55
DEL
-
USM
1 stop17h 55m
Multiple Airlines
Sun 20/909:15
USM
-
DEL
2 stops12h 20m
Multiple Airlines
Deal found 21/7£436
Tue 22/1223:35
DEL
-
USM
2 stops12h 00m
Multiple Airlines
Sat 26/1210:00
USM
-
DEL
1 stop14h 30m
Multiple Airlines
Deal found 23/7£515
Fri 9/1023:35
DEL
-
USM
2 stops19h 45m
Vietnam Airlines
Sun 11/1008:45
USM
-
DEL
2 stops14h 50m
Vietnam Airlines
Deal found 23/7£530
Fri 9/1009:00
DEL
-
USM
1 stop21h 15m
Singapore Airlines
Sun 11/1008:40
USM
-
DEL
1 stop22h 30m
Singapore Airlines
Deal found 23/7£569

Find flight deals from New Delhi to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from New Delhi (DEL) to Ko Samui (USM). 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 24 July 2026.

Round-trip from

£436

One-way from

£396
16/9-20/9
  • 16/9-20/9
  • 3 total stops
  • 30h 15m total
  • New Delhi to Ko Samui
Search Deals
Malaysia Airlines
  • Malaysia Airlines
  • 17/10
  • 2 total stops
  • 18h 00m total
  • New Delhi to Ko Samui
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from New Delhi to Ko Samui 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 858,174 searches. Data last updated 24 July 2026.
Use the filters below to find and compare flights from New Delhi to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 22/12

23:35-13:05

2 stops12h 00m

Ko Samui

Sat 26/12

10:00-23:00

1 stop14h 30m

£515

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Fri 9/10

23:35-20:50

2 stops19h 45m

Ko Samui

Sun 11/10

08:45-22:05

2 stops14h 50m

£531

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Fri 9/10

09:00-07:45

1 stop21h 15m

Ko Samui

Sun 11/10

08:40-05:40

1 stop22h 30m

£569

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Mon 28/12

21:45-18:50

1 stop19h 35m

Ko Samui

Sat 2/1

08:40-20:00

2 stops12h 50m

£720

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Mon 28/12

21:45-17:10

1 stop17h 55m

Ko Samui

Tue 5/1

13:25-05:40

1 stop17h 45m

£1,044

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Fri 25/12

21:45-17:10

1 stop17h 55m

Ko Samui

Tue 5/1

13:25-05:40

1 stop17h 45m

£1,044

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 22/12

09:55-18:15

2 stops30h 50m

Ko Samui

Thu 31/12

12:00-05:40

1 stop19h 10m

£1,192

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Fri 25/12

16:20-10:35

2 stops16h 45m

Ko Samui

Tue 5/1

21:10-14:10

2 stops18h 30m

£1,905

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sat 26/12

16:20-10:35

2 stops16h 45m

Ko Samui

Sun 3/1

21:10-14:10

2 stops18h 30m

£1,905
Cheapest one-way

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sat 17/10

23:00-18:30

2 stops18h 00m

£396

Flights are sorted by cheapest return flights first.

Deals found on 22/7

Showing 1-10 of 14 resultsSorted by cheapest first
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Best time to book a flight from New Delhi to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui 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 Ko Samui

How often are flights from New Delhi to Ko Samui delayed?

About 0% of weekly flights between New Delhi and Ko Samui have experienced delays in the past year, with the average delay time being 0 minutes.

What is the most punctual flight time for New Delhi to Ko Samui flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Related info for your journey

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

  • How long is the flight from New Delhi to Ko Samui?

    There are many flights that can get you from New Delhi to Ko Samui in 19h 45m. Fly via Vietnam Airlines to get the fastest option. New Delhi and Ko Samui are separated by a distance of 1984 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from New Delhi to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao
Khanom

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for New Delhi to Ko Samui

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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from New Delhi to Ko Samui?

Deals for New Delhi to Ko Samui flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from New Delhi to Ko Samui?

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 Ko Samui from New Delhi.

Can Cheapflights find flights from New Delhi to Ko Samui with no change fees?

Yes! Cheapflights helps users easily find flights from New Delhi to Ko Samui with no change fees.

Can Cheapflights notify me if prices for flights from New Delhi to Ko Samui become cheaper?

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

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