DEL - USM

฿7,084 Find Cheap Flights from New Delhi to Ko Samui – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 16% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest return flight
฿16,935
Typical prices: ฿19,056-฿23,922
Multiple Airlines
Fri 28/9Mon 19/11
DEL - USM • 2 stops
Cheapest one-way flight
฿7,084
Typical prices: ฿9,132-฿13,212
Multiple Airlines
Thu 4/10
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 • 10% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Phuket City (HKT)
Cheapest • Avg ฿17,742 (return)
Bangkok Suvarnabhumi (BKK)
Shortest trip • 7h 58m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
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

Mon 28 Sep - Thu 19 Nov
Multiple Airlines Logo
07:15 - 10:10DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
25h 25m2 stops Amritsar Sri Guru Ram Dass Jee Intl Singapore Changi
Multiple Airlines Logo
11:00 - 00:05USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
14h 35m1 stop Bangkok Don Mueang Intl
฿16,935Multiple Airlines
Thu 22 Oct - Thu 5 Nov
Multiple Airlines Logo
20:55 - 18:00DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
19h 35m2 stops Bangkok Don Mueang Intl Phuket City
Multiple Airlines Logo
21:30 - 09:15USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
13h 15m1 stop Bangkok Suvarnabhumi
฿17,132Multiple Airlines
Thu 22 Oct - Thu 5 Nov
Multiple Airlines Logo
11:00 - 21:35DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
9h 05m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
12:15 - 22:15USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
11h 30m1 stop Bangkok Suvarnabhumi
฿17,198Multiple Airlines
Mon 28 Sep - Thu 19 Nov
Multiple Airlines Logo
15:45 - 21:35DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
28h 20m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
16:35 - 19:50USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
28h 45m1 stop Bangkok Don Mueang Intl
฿17,462Multiple Airlines
Fri 16 Oct - Sun 25 Oct
Multiple Airlines Logo
15:45 - 08:15DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
15h 00m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
06:45 - 19:50USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
14h 35m1 stop Bangkok Don Mueang Intl
฿17,561Multiple Airlines
Sun 27 Sep - Thu 1 Oct
Multiple Airlines Logo
20:55 - 20:25DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
22h 00m2 stops Bangkok Don Mueang Intl Phuket City
Multiple Airlines Logo
08:00 - 19:40USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
13h 10m2 stops Phuket City Bangkok Don Mueang Intl
฿17,824Multiple Airlines
Wed 11 Nov - Mon 16 Nov
Multiple Airlines Logo
21:05 - 07:45DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
9h 10m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
15:35 - 22:15USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
8h 10m1 stop Bangkok Suvarnabhumi
฿18,319Multiple Airlines
Fri 16 Oct - Sun 25 Oct
Multiple Airlines Logo
11:00 - 20:30DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
8h 00m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
08:15 - 19:50USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
13h 05m2 stops Phuket City Bangkok Don Mueang Intl
฿18,549Multiple Airlines
Sun 27 Sep - Thu 1 Oct
Multiple Airlines Logo
23:20 - 20:25DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
19h 35m2 stops Kuala Lumpur Intl Phuket City
Multiple Airlines Logo
08:00 - 14:20USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
7h 50m1 stop Phuket City
฿19,538Multiple Airlines
Thu 22 Oct - Thu 5 Nov
Multiple Airlines Logo
20:55 - 10:30DEL  New Delhi Indira Gandhi Intl-USM Ko Samui
12h 05m2 stops Bangkok Don Mueang Intl Phuket City
Multiple Airlines Logo
11:10 - 19:50USM  Ko Samui-DEL New Delhi Indira Gandhi Intl
10h 10m2 stops Phuket City Bangkok Don Mueang Intl
฿19,900Multiple 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 from New Delhi to Ko Samui with more confidence.

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

Thursday is the cheapest day of the week to fly from New Delhi to Ko Samui and is 8% cheaper than the average day. Sunday is the most expensive day with flight prices 19% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for New Delhi to Ko Samui flights

Low season

April

Cheapest flight

฿7,084
Best time to beat the crowds (10% less expensive on average)
Most popular time to fly (17% more expensive on average)
Flights 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 route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • 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?

    Connecting flights from New Delhi to Ko Samui most commonly pass through:

    • Bangkok Suvarnabhumi (BKK) – 90% of one-stop connections
    • Phuket City (HKT) – 10% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

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

    Yes. Being flexible with your travel dates can save you up to 23% on the New Delhi to Ko Samui route. Thursday is the cheapest departure day at ฿19,142 return on average, while Sunday is the most expensive at ฿24,842, a difference of ฿5,700. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Ko Samui?

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

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

    A direct flight from New Delhi to Ko Samui takes 0h 00m, covering 5,139 km.

  • 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.

  • 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 ฿16,935 to ฿163,392. That means the highest observed fare was about 10x 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 lower than usual. Average one-way flight prices are about ฿7,673, which is 37% below the typical average for this route.

  • 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 58m, compared to 9h 29m 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.

  • Which car hire options are available at Ko Samui Airport (USM)?

    Ko Samui Airport (USM) hosts 5 major car hire companies, with daily rates starting from around ฿447 for economy cars. Top options include:
    • Drive Car Rental
    • Alamo
    • Sixt
    • Enterprise Rent-A-Car
    • Hertz

  • 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 ฿19,056 to ฿23,922, with an average of ฿20,774 over the past 12 months. Anything below ฿19,056 counts as a good deal.

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 Thursday departure instead of Sunday. On this route, Thursday flights average ฿19,142 – about ฿5,700 less than Sunday (23% 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 ฿18,714 return in that month – typically ฿5,799 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
    - Cosi Samui Chaweng Beach
    - Melia 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 rentals in Ko Samui
Hotels in Ko Samui