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Cheap flights from India to Ko Samui from ₹ 15,217

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
DEL — USM
17 Nov — 24 Nov1
1 adult
1 adult, Economy

Find flight deals from India to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from India to Ko Samui
Explore the most affordable flight options available from India to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 October 2025.

Sat 15/1100:05CCU - USM
1 stop5h 35mMultiple Airlines
Sun 23/1115:50USM - CCU
2 stops11h 15mMultiple Airlines
Deal found 17/10₹ 34,921
Thu 20/1116:45BLR - USM
2 stops22h 55mMultiple Airlines
Wed 26/1106:45USM - BLR
1 stop17h 15mMultiple Airlines
Deal found 16/10₹ 35,272
Fri 14/1116:45BLR - USM
2 stops24h 35mMultiple Airlines
Fri 21/1106:45USM - BLR
1 stop17h 15mMultiple Airlines
Deal found 17/10₹ 37,647
Tue 16/1215:10DEL - USM
1 stop15h 45mMultiple Airlines
Wed 24/1206:45USM - DEL
1 stop10h 55mMultiple Airlines
Deal found 17/10₹ 38,351
Tue 16/1215:10DEL - USM
1 stop15h 45mMultiple Airlines
Sat 27/1219:10USM - DEL
1 stop18h 25mMultiple Airlines
Deal found 17/10₹ 40,198
Mon 27/1014:10DEL - USM
1 stop16h 05mMultiple Airlines
Sat 1/1106:45USM - DEL
1 stop14h 35mMultiple Airlines
Deal found 16/10₹ 40,638
Tue 16/1215:10DEL - USM
1 stop15h 45mMultiple Airlines
Thu 25/1211:00USM - DEL
1 stop10h 20mMultiple Airlines
Deal found 17/10₹ 41,781
Mon 1/1210:25HYD - USM
2 stops20h 05mMultiple Airlines
Mon 8/1212:25USM - HYD
2 stops21h 25mMultiple Airlines
Deal found 17/10₹ 42,309
Wed 17/1215:10DEL - USM
1 stop15h 45mMultiple Airlines
Wed 24/1206:45USM - DEL
1 stop10h 55mMultiple Airlines
Deal found 17/10₹ 42,573
Wed 3/1215:10DEL - USM
1 stop15h 45mMultiple Airlines
Fri 5/1208:15USM - DEL
1 stop17h 10mMultiple Airlines
Deal found 17/10₹ 42,837
Sun 30/1123:10BLR - USM
1 stop19h 50mMultiple Airlines
Sun 7/1212:25USM - BLR
1 stop26h 25mMultiple Airlines
Deal found 15/10₹ 42,925
Thu 18/1215:10DEL - USM
1 stop15h 45mMultiple Airlines
Wed 24/1206:45USM - DEL
1 stop10h 55mMultiple Airlines
Deal found 17/10₹ 43,013

Cheap flight deals from India to Ko Samui

Keep the following information in mind while searching for India to Ko Samui flight deals. Data was last updated 18 October 2025.

Round-trip from

₹ 34,921

One-way from

₹ 15,217

Popular in

December

Cheapest in

August

Average price

₹ 32,985
15/11-23/11
  • 15/11-23/11
  • 3 total stops
  • 16h 50m total
  • India to Ko Samui
Search Deals
16/3
  • 16/3
  • 1 total stop
  • 28h 55m total
  • India to Ko Samui
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (₹ 611,157 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (₹ 127,803 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from India 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 18 October 2025.
Use the filters below to find and compare flights from India to Ko Samui that are best for you.

Fly from

India

Fly to

Ko Samui

Route

Depart

Return

Price

KolkataKo Samui

CCU - USM

CCUUSM

Kolkata Netaji S. Chandra

Sat 15/11

00:05-07:10

1 stop5h 35m

Ko Samui

Sun 23/11

15:50-01:35

2 stops11h 15m

₹ 34,921

BengaluruKo Samui

BLR - USM

BLRUSM

Bengaluru Intl

Thu 20/11

16:45-17:10

2 stops22h 55m

Ko Samui

Wed 26/11

06:45-22:30

1 stop17h 15m

₹ 35,272

BengaluruKo Samui

BLR - USM

BLRUSM

Bengaluru Intl

Fri 14/11

16:45-18:50

2 stops24h 35m

Ko Samui

Fri 21/11

06:45-22:30

1 stop17h 15m

₹ 37,647

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Wed 7/1

00:45-18:40

1 stop16h 25m

Ko Samui

Sun 11/1

12:30-00:30

1 stop13h 30m

₹ 41,254

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Tue 16/12

15:10-08:25

1 stop15h 45m

Ko Samui

Thu 25/12

11:00-19:50

1 stop10h 20m

₹ 41,781

HyderabadKo Samui

HYD - USM

HYDUSM

Hyderabad Rajiv Gandhi Intl

Mon 1/12

10:25-08:00

2 stops20h 05m

Ko Samui

Mon 8/12

12:25-08:20

2 stops21h 25m

₹ 42,309

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Sun 30/11

01:30-18:25

1 stop15h 25m

Ko Samui

Mon 8/12

08:30-23:50

1 stop16h 50m

₹ 43,717

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Thu 1/1

01:30-20:50

1 stop17h 50m

Ko Samui

Tue 6/1

11:10-00:30

1 stop14h 50m

₹ 45,828

New DelhiKo Samui

DEL - USM

DELUSM

New Delhi Indira Gandhi Intl

Wed 17/12

10:25-20:50

1 stop8h 55m

Ko Samui

Fri 26/12

06:45-16:10

1 stop10h 55m

₹ 46,531

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Mon 5/1

23:20-08:40

1 stop7h 50m

Ko Samui

Fri 9/1

09:20-22:00

1 stop14h 10m

₹ 46,971

Flights are sorted by cheapest return flights first.

Deals found on 17/10

Showing 1-10 of 52 results
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Best time to book a flight from India to Ko Samui

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

What is the cheapest month to book a flight from India to Ko Samui?

Currently, October is the cheapest month in which you can book a flight from India to Ko Samui (average of ₹ 16,449). Flying from India to Ko Samui in November is currently the most expensive (average of ₹ 35,008). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IN to USM?

Find hourly flight availability from India to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 October 2025.

It’s optimal to fly from India to Ko Samui at midday. By choosing this option you can save up to 50% on the cost of your flight, compared to a flight in the evening.

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ko Samui. Reviews last updated 18 October 2025.
See what other customers who have flown with Singapore Airlines, Thai Airways, andAir India from India to Ko Samui have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,382 reviews
Check prices

Comfort

8.0

Boarding

8.2

Food

7.7

Entertainment

8.0

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Singapore Airlines
8.1
Very Good
1,382 reviews
Singapore Airlines
8.1
Very Good
1,382 reviews
Check prices

Comfort

8.0

Boarding

8.2

Food

7.7

Entertainment

8.0

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Thai Airways
7.8
Good
358 reviews
Singapore Airlines
8.1
Very Good
1,382 reviews
Check prices

Comfort

8.0

Boarding

8.2

Food

7.7

Entertainment

8.0

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Air India
5.5
Fair
2,937 reviews
Singapore Airlines
8.1
Very Good
1,382 reviews
Check prices

Comfort

8.0

Boarding

8.2

Food

7.7

Entertainment

8.0

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Related info for your journey

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

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

    Located just 3.3 km from the city centre, Ko Samui (USM) is the airport most travelers will use when flying to Ko Samui from India.

  • How long is the flight from India to Ko Samui?

    For as low as ₹ 74,239, Thai Airways can have you in Ko Samui from India in 17h 55m. There are 1910 km between India and Ko Samui.

  • What are the most popular routes from India to Ko Samui?

    When deciding which route to take from India to Ko Samui, consider Mumbai Chhatrapati Shivaji Intl - Ko Samui, New Delhi Indira Gandhi Intl - Ko Samui or Bengaluru Intl - Ko Samui, as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from India 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.

  • What is the cheapest month to book a flight from India to Ko Samui?

    Currently, October is the cheapest month in which you can book a flight from India to Ko Samui (average of ₹ 16,449). Flying from India to Ko Samui in November is currently the most expensive (average of ₹ 35,008). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from India to Ko Samui

Discover the top 3 airlines that operate flights from India to Ko Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 18 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest₹ 26,087Average₹ 42,638FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air IndiaCheapest₹ 39,789Average₹ 46,673FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Thai AirwaysCheapest₹ 44,374Average₹ 73,036FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from India to Ko Samui?

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

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

Need flexible booking options for your flight to Ko Samui from India? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from India to Ko Samui and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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