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₹ 21,583+ Cheap flights to Ko Samui

— USM
3 Nov — 10 Nov1
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

Mon 12/1013:25 -
1 stop27h 05m
Sun 18/1006:00 -
1 stop13h 45m
Deal found 3/10₹ 46,427
Wed 28/1014:50 -
1 stop14h 50m
Wed 4/1107:00 -
1 stop17h 05m
Deal found 29/9₹ 47,003
Tue 13/1011:00 -
1 stop18h 40m
Sun 18/1006:55 -
1 stop14h 15m
Deal found 30/9₹ 48,442
Sun 15/1115:20 -
1 stop14h 20m
Sun 22/1119:10 -
1 stop15h 35m
Deal found 1/10₹ 48,633
Fri 13/1111:00 -
1 stop7h 20m
Fri 20/1107:55 -
1 stop8h 20m
Deal found 29/9₹ 50,360
Tue 6/1000:30 -
1 stop13h 00m
Tue 13/1017:55 -
1 stop9h 20m
Deal found 2/10₹ 50,456
Mon 5/1015:45 -
1 stop13h 55m
Wed 7/1012:30 -
1 stop29h 45m
Deal found 30/9₹ 53,621

Find flight deals to Ko Samui

Return from

₹ 47,003

One-way from

₹ 21,583
28/10-4/11
  • 28/10-4/11
  • 2 total stops
  • 31h 55m total
  • New Delhi to Ko Samui
Search Deals
13/10-31/12
  • 13/10-31/12
  • 1 total stop
  • 13h 55m total
  • New Delhi to Ko Samui
Search Deals

Cheapflights Fare Finder

 
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 New Delhi Indira Gandhi Intl - USM Ko Samui

DELUSM

New Delhi Indira Gandhi Intl

Sun 18/10

15:45-07:10

1 stop13h 55m

Ko Samui

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 22,446

New DelhiKo Samui

DEL New Delhi Indira Gandhi Intl - USM Ko Samui

DELUSM

New Delhi Indira Gandhi Intl

Thu 8/10

15:40-16:55

1 stop23h 45m

Ko Samui

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 22,638

New DelhiKo Samui

DEL New Delhi Indira Gandhi Intl - USM Ko Samui

DELUSM

New Delhi Indira Gandhi Intl

Mon 12/10

06:30-18:50

2 stops34h 50m

Ko Samui

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 23,214

New DelhiKo Samui

DEL New Delhi Indira Gandhi Intl - USM Ko Samui

DELUSM

New Delhi Indira Gandhi Intl

Sun 11/10

15:40-18:00

1 stop24h 50m

Ko Samui

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 23,405

New DelhiKo Samui

DEL New Delhi Indira Gandhi Intl - USM Ko Samui

DELUSM

New Delhi Indira Gandhi Intl

Sat 10/10

15:45-07:10

1 stop13h 55m

Ko Samui

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 23,405
Fastest return journey

New DelhiKo Samui

DEL New Delhi Indira Gandhi Intl - USM Ko Samui

DELUSM

New Delhi Indira Gandhi Intl

Sun 15/11

01:20-11:30

1 stop8h 40m

Ko Samui

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 26,667

New DelhiKo Samui

DEL New Delhi Indira Gandhi Intl - USM Ko Samui

DELUSM

New Delhi Indira Gandhi Intl

Fri 13/11

14:50-07:10

1 stop14h 50m

Ko Samui

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 26,763

New DelhiKo Samui

DEL New Delhi Indira Gandhi Intl - USM Ko Samui

DELUSM

New Delhi Indira Gandhi Intl

Fri 25/12

21:05-12:20

1 stop13h 45m

Ko Samui

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 29,640

New DelhiKo Samui

DEL New Delhi Indira Gandhi Intl - USM Ko Samui

DELUSM

New Delhi Indira Gandhi Intl

Wed 28/10

14:50-07:10

1 stop14h 50m

Ko Samui

Wed 4/11

07:00-22:35

1 stop17h 05m

₹ 47,003

New DelhiKo Samui

DEL New Delhi Indira Gandhi Intl - USM Ko Samui

DELUSM

New Delhi Indira Gandhi Intl

Tue 13/10

11:00-21:35

1 stop9h 05m

Ko Samui

Sun 18/10

11:25-19:40

2 stops9h 45m

₹ 57,458

Flights are sorted by cheapest return flights first.

Deals found on 1/10

Showing 1-10 of 14 resultsSorted by cheapest first
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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

Cheapflights Insights

Everything you need to know about your flight to Ko Samui

Rainfall in Ko Samui 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

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 7 hours 55 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.

  • What is the cheapest airport to fly to in Ko Samui?

    Ko Samui is currently the cheapest airport to fly to in Ko Samui. One-way flights to Ko Samui typically cost ₹ 5,809, while return flights cost around ₹ 20,332.

  • How much is a return flight to Ko Samui?

    A return flight to Ko Samui will typically cost around ₹ 27,495, however they can be found for as little as ₹ 20,332.

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

    For those looking to save time traveling to Ko Samui, Mumbai Chhatrapati Shivaji Intl offers the quickest one-way flight (7 hours 5 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

Browse thousands of different options on Cheapflights for your next trip

Find the best flight deals to Ko Samui

Flights from Suvarnabhumi to Ko Samui

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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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