DEL - USM

£468 Find Cheap Flights from New Delhi to Ko Samui – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£468
Typical prices: £429-£547
Singapore Airlines
Fri 2/3Mon 5/3
DEL - USM • 1 stop
Cheapest one-way flight
£549
Typical prices: £201-£308
Multiple Airlines
Sat 15/12
DEL - USM • 1 stop
Direct flights
Not available
There are currently no direct flights between New Delhi and Ko Samui. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 9% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Bangkok Don Mueang Intl (DMK)
Cheapest • Avg £406 (return)
Bangkok Suvarnabhumi (BKK)
Shortest trip • 7h 54m (one-way)
Insights
Insights
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We hope you enjoy your trip to Ko Samui!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from New Delhi to Ko Samui (DEL-USM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from New Delhi to Ko Samui

Tue, 2 Mar - Fri, 5 Mar
Singapore Airlines Logo
21:45 - 18:55DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
19h 40m1 stop Singapore Changi
Singapore Airlines Logo
08:55 - 20:00USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
12h 35m1 stop Singapore Changi
£468Singapore Airlines
Tue, 2 Mar - Sat, 6 Mar
Singapore Airlines Logo
21:45 - 18:55DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
19h 40m1 stop Singapore Changi
Singapore Airlines Logo
08:55 - 05:40USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
22h 15m1 stop Singapore Changi
£515Singapore Airlines
Mon, 1 Mar - Sat, 6 Mar
Singapore Airlines Logo
21:45 - 18:55DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
19h 40m1 stop Singapore Changi
Singapore Airlines Logo
08:55 - 05:40USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
22h 15m1 stop Singapore Changi
£537Singapore Airlines
Fri, 8 Jan - Tue, 12 Jan
Singapore Airlines Logo
21:45 - 08:00DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
8h 45m1 stop Singapore Changi
Singapore Airlines Logo
18:05 - 05:40USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
13h 05m1 stop Singapore Changi
£551Singapore Airlines
Fri, 8 Jan - Tue, 12 Jan
Singapore Airlines Logo
21:45 - 18:55DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
19h 40m1 stop Singapore Changi
Singapore Airlines Logo
08:55 - 20:00USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
12h 35m1 stop Singapore Changi
£579Singapore Airlines
Fri, 8 Jan - Tue, 12 Jan
Singapore Airlines Logo
09:45 - 17:10DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
29h 55m1 stop Singapore Changi
Singapore Airlines Logo
08:55 - 20:00USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
12h 35m1 stop Singapore Changi
£602Singapore Airlines
Tue, 2 Mar - Sat, 6 Mar
Singapore Airlines Logo
08:30 - 18:15DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
32h 15m2 stops Mumbai Chhatrapati Shivaji Intl Singapore Changi
Singapore Airlines Logo
08:55 - 05:40USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
22h 15m1 stop Singapore Changi
£619Singapore Airlines
Fri, 8 Jan - Tue, 12 Jan
Singapore Airlines Logo
21:45 - 18:55DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
19h 40m1 stop Singapore Changi
Singapore Airlines Logo
12:00 - 20:00USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
9h 30m1 stop Singapore Changi
£622Singapore Airlines
Fri, 8 Jan - Tue, 12 Jan
Singapore Airlines Logo
21:45 - 17:10DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
17h 55m1 stop Singapore Changi
Singapore Airlines Logo
08:55 - 20:00USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
12h 35m1 stop Singapore Changi
£623Singapore Airlines
Thu, 26 Nov - Wed, 2 Dec
Singapore Airlines Logo
21:45 - 17:10DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
17h 55m1 stop Singapore Changi
Singapore Airlines Logo
18:05 - 05:40USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
13h 05m1 stop Singapore Changi
£709Singapore Airlines
Booking Insights

Price, demand, and travel trends for New Delhi to Ko Samui flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from New Delhi to Ko Samui?

Return flights from New Delhi to Ko Samui typically range from £429 to £547. The lowest price found in the past 5 days was £468 on Singapore Airlines.

What's the cheapest day of the week to fly from New Delhi to Ko Samui?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from New Delhi to Ko Samui. It's 9% cheaper than the average day, while Monday is the most expensive, with prices 14% higher.

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Key details for New Delhi to Ko Samui flights

Low season

April

Cheapest flight

£468
Beat the crowds with an average 74% drop in traveller numbers.
The most popular month to fly with an average 54% increase in traveller numbers.
Return flight from New Delhi to Ko Samui

When to book flights from New Delhi to Ko Samui

Are your dates flexible? Find out the best times to travel from New Delhi to Ko Samui based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your New Delhi to Ko Samui flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from New Delhi to Ko Samui?

    Only Economy class is available on flights from New Delhi to Ko Samui.

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

    A direct flight from New Delhi to Ko Samui takes 00m, covering 1,984 miles.

  • Do I need a passport to fly from New Delhi to Ko Samui?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a New Delhi to Ko Samui flight?

    Return flights from New Delhi to Ko Samui range from £429 to £547, with an average of £466 over the past 12 months. Anything below £429 counts as a good deal.

  • Have flight prices from New Delhi to Ko Samui changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £468 to £2,428. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from New Delhi to Ko Samui looking right now?

    One-way fares from New Delhi to Ko Samui are currently higher than usual. Average one-way flight prices are about £786, which is 226% above the typical average for this route.

  • Which airports can I use when flying from New Delhi to Ko Samui?

    Flights from New Delhi to Ko Samui usually depart from New Delhi Indira Gandhi Intl (DEL) and arrive at Ko Samui (USM).

  • Which airports do connecting flights from New Delhi to Ko Samui pass through?

    One-stop flights from New Delhi to Ko Samui most commonly connect through:

    • Bangkok Suvarnabhumi (BKK) – 83% of one-stop connections
    • Bangkok Don Mueang Intl (DMK) – 9% of one-stop connections
    • Phuket City (HKT) – 7% of one-stop connections
    • Singapore Changi (SIN) – 2% of one-stop connections

  • Can I save money by using flexible dates for flights from New Delhi to Ko Samui?

    Yes. Flexible dates can save you up to 21% on flights from New Delhi to Ko Samui. Wednesday is the cheapest departure day at £427 return on average, while Monday is the most expensive at £536, a difference of £109.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from New Delhi to Ko Samui?

    Flying via Bangkok Suvarnabhumi (BKK) gives the shortest average 1-stop total travel time of 7h 54m, compared to 9h 07m via Singapore Changi (SIN) and 9h 44m via Phuket City (HKT).

  • What is the time difference between New Delhi and Ko Samui?

    Ko Samui is 1 hour ahead of New Delhi (Indochina Time vs India Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ko Samui?

    Some of the most popular sights in Ko Samui are Lamai Beach, Chaweng Beach, and Bophut Beach. These are among the most viewed places in Ko Samui on KAYAK.

Your guide to booking New Delhi to Ko Samui flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Monday. On this route, Wednesday flights average £427, about £109 less than Monday fares (20% savings) based on the last 12 months.
  • If you can choose when to travel, plan your New Delhi to Ko Samui trip for April. Fares historically average £426 return in that month – typically £161 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ko Samui Airport.

    • Ozo Chaweng Samui - Sha Extra Plus
    • Melia Koh Samui
    • Amari Koh Samui

More options for your flight from New Delhi to Ko Samui

Complete your trip to Ko Samui with a hotel stay or car hire

Car hire in Ko Samui
Hotels in Ko Samui
Holidays in Ko Samui