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Cheap flights from Kolkata to Ko Samui from ₹ 27,671

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — USM
23 Mar — 30 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kolkata to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Kolkata to Ko Samui
Explore the most affordable flight options available from Kolkata to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2026.

Fri 20/300:50
CCU
-
USM
1 stop5h 30m
Multiple Airlines
Sat 28/315:50
USM
-
CCU
2 stops9h 35m
Multiple Airlines
Deal found 19/2₹ 48,356
Mon 12/1000:40
CCU
-
USM
2 stops14h 55m
Malaysia Airlines
Fri 16/1007:50
USM
-
CCU
2 stops17h 05m
Malaysia Airlines
Deal found 19/2₹ 53,074
Tue 13/1023:30
CCU
-
USM
1 stop9h 10m
Singapore Airlines
Fri 16/1018:15
USM
-
CCU
1 stop29h 30m
Singapore Airlines
Deal found 19/2₹ 63,689

Find flight deals from Kolkata to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Kolkata (CCU) 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 21 February 2026.

Round-trip from

₹ 48,356

One-way from

₹ 27,671
20/3-28/3
  • 20/3-28/3
  • 3 total stops
  • 15h 05m total
  • Kolkata to Ko Samui
Search Deals
5/4
  • 5/4
  • 2 total stops
  • 12h 00m total
  • Kolkata to Ko Samui
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kolkata 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 454,620 searches. Data last updated 21 February 2026.
Use the filters below to find and compare flights from Kolkata to Ko Samui that are best for you.

Fly from

Kolkata

Fly to

Ko Samui

Route

Depart

Return

Price

KolkataKo Samui

CCU - USM

CCUUSM

Kolkata Netaji S. Chandra

Fri 20/3

00:50-07:50

1 stop5h 30m

Ko Samui

Sat 28/3

15:50-23:55

2 stops9h 35m

₹ 48,356

KolkataKo Samui

CCU - USM

CCUUSM

Kolkata Netaji S. Chandra

Sun 5/4

21:00-10:30

2 stops12h 00m

₹ 27,671

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Best time to book a flight from Kolkata to Ko Samui

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

What’s the top stopover airport for flights from Kolkata to Ko Samui?

Share of one-stop return flights from Kolkata to Ko Samui chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Bangkok (BKK) – chosen by Cheapflights users on 50% of one-stop itineraries from Kolkata to Ko Samui on Cheapflights.

What’s the cheapest stopover airport for flights from Kolkata to Ko Samui?

Average return fare for one-stop flights from Kolkata to Ko Samui, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Singapore (SIN) is the most affordable one-stop option, with an average return flight price of ₹ 31,969.

What’s the fastest stopover option from Kolkata to Ko Samui?

Shortest average travel time for one-stop one-way flights from Kolkata to Ko Samui, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Bangkok (BKK) have the shortest average one-way travel time for one-stop routes: 5h 50m.

Which airport typically offers the quickest stopover for flights from Kolkata to Ko Samui?

Average stopover duration for one-stop one-way flights from Kolkata to Ko Samui, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Bangkok (BKK) offer the fastest connection on this route, with an average stopover time of 2h 51m.

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kolkata 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.

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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Alternative routes for Kolkata to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
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