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₹ 22,168+ Cheap flights to Ko Samui

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 28/8. Fares are subject to change and may not be available on all flights or dates of travel.
— USM
24 Jul — 31 Jul1
1 adult
1 adult, Economy, 0 bags

Flights to Ko Samui in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Ko Samui
Explore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 24 June 2026.

Tue 8/909:00
DEL
-
USM
1 stop21h 15m
Multiple Airlines
Sat 12/908:45
USM
-
DEL
2 stops12h 50m
Multiple Airlines
Deal found 22/6₹ 48,126
Wed 9/905:10
DEL
-
USM
1 stop7h 15m
Multiple Airlines
Fri 11/908:00
USM
-
DEL
1 stop7h 50m
Multiple Airlines
Deal found 22/6₹ 54,189
Tue 8/909:00
DEL
-
USM
1 stop21h 15m
Singapore Airlines
Sat 12/911:05
USM
-
DEL
1 stop10h 30m
Singapore Airlines
Deal found 22/6₹ 55,610
Fri 25/915:45
DEL
-
USM
1 stop13h 55m
Multiple Airlines
Sun 4/1007:50
USM
-
DEL
1 stop8h 25m
Multiple Airlines
Deal found 20/6₹ 55,989
Thu 24/915:45
DEL
-
USM
1 stop13h 55m
Multiple Airlines
Sun 4/1007:50
USM
-
DEL
1 stop8h 25m
Multiple Airlines
Deal found 20/6₹ 56,462
Tue 24/1100:20
DEL
-
USM
1 stop6h 50m
Multiple Airlines
Mon 30/1111:00
USM
-
DEL
1 stop10h 20m
Multiple Airlines
Deal found 22/6₹ 56,747
Thu 26/1100:20
DEL
-
USM
1 stop6h 50m
Multiple Airlines
Mon 30/1111:00
USM
-
DEL
1 stop10h 20m
Multiple Airlines
Deal found 22/6₹ 57,883
Thu 26/1108:45
DEL
-
USM
1 stop7h 25m
Multiple Airlines
Sun 29/1107:00
USM
-
DEL
1 stop8h 25m
Multiple Airlines
Deal found 22/6₹ 59,020
Thu 6/816:00
DEL
-
USM
2 stops23h 55m
Multiple Airlines
Thu 13/808:45
USM
-
DEL
2 stops15h 40m
Multiple Airlines
Deal found 22/6₹ 59,115
Fri 27/1108:45
DEL
-
USM
1 stop7h 25m
Multiple Airlines
Sun 29/1107:00
USM
-
DEL
1 stop8h 25m
Multiple Airlines
Deal found 22/6₹ 59,399
Tue 24/1100:20
DEL
-
USM
1 stop7h 30m
Multiple Airlines
Sun 29/1107:00
USM
-
DEL
1 stop8h 25m
Multiple Airlines
Deal found 22/6₹ 59,589

Find flight deals to Ko Samui

Find the latest flights to Ko Samui in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 454,620 searches and data was last updated on 24 June 2026.

Return from

₹ 48,126

One-way from

₹ 22,168
8/9-12/9
  • 8/9-12/9
  • 3 total stops
  • 34h 05m total
  • New Delhi to Ko Samui
Search Deals
28/8
  • 28/8
  • 2 total stops
  • 30h 05m total
  • New Delhi to Ko Samui
Search Deals

Cheapflights Fare Finder

 
Locate flights to Ko Samui that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 454,620 searches and data was last updated on 24 June 2026.
Use the filters below to find and compare flights to Ko Samui that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 8/9

09:00-07:45

1 stop21h 15m

Ko Samui

Sat 12/9

08:45-20:05

2 stops12h 50m

₹ 48,126

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 8/9

09:00-07:45

1 stop21h 15m

Ko Samui

Sat 12/9

11:05-20:05

1 stop10h 30m

₹ 55,610

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Sat 4/7

15:45-08:15

1 stop15h 00m

Ko Samui

Wed 8/7

07:50-23:10

1 stop16h 50m

₹ 61,483

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Thu 24/9

11:00-21:35

1 stop9h 05m

Ko Samui

Sun 4/10

12:30-22:05

2 stops11h 05m

₹ 62,241
Fastest return journey

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Wed 15/7

11:00-20:45

1 stop8h 15m

Ko Samui

Wed 22/7

11:45-22:05

2 stops11h 50m

₹ 63,757

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 6/10

23:35-15:45

2 stops14h 40m

Ko Samui

Thu 8/10

07:50-22:05

2 stops15h 45m

₹ 65,557

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Wed 15/7

23:35-15:45

2 stops14h 40m

Ko Samui

Sun 26/7

08:45-22:05

2 stops14h 50m

₹ 66,125

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 6/10

21:55-18:50

1 stop19h 25m

Ko Samui

Thu 8/10

19:45-20:05

1 stop25h 50m

₹ 73,231
Cheapest one-way

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Mon 31/8

13:25-08:25

1 stop17h 30m

₹ 24,537
Fastest single journey

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Fri 28/8

15:45-07:10

1 stop13h 55m

₹ 25,958

Flights are sorted by cheapest return flights first.

Deals found on 24/6

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Best time to book a flight to Ko Samui

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

Rainfall in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 mm per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

Temperature in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

How long is the flight to Ko Samui?

On average, a flight from New Delhi to Ko Samui takes 6 hours 50 minutes. Flights to Ko Samui from other popular cities in India will vary in length. Below are a few examples of popular routes and their flight times.

FAQs about flying to Ko Samui

  • What airport do you fly into for flights to Ko Samui?

    Booking a flight to Ko Samui (USM) is your only option if you intend on flying to Ko Samui. It is only a 3.3 km journey from Ko Samui to Ko Samui’s city centre.

  • Can I find cheaper flights to Ko Samui if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ko Samui on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Where does the fastest flight to Ko Samui depart from?

    For those looking to save time traveling to Ko Samui, New Delhi Indira Gandhi Intl offers the quickest one-way flight (6 hours 50 minutes).

  • Does Ko Samui have rental cars?

    Yes. Those touching down at Ko Samui can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Ko Samui?

    Yes. Ko Samui has hotels nearby for those requiring accommodations. Diamond Pool Villa Samui is the closest property to Ko Samui (0.0 km away from Ko Samui).

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

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Fly with Cheapflights

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How does Cheapflights help users find flights to Ko Samui?

Cheapflights makes it easy to find Ko Samui flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals to Ko Samui for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights to Ko Samui with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Ko Samui today and book when you’re ready!

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