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Cheap flights from Mumbai to Ko Samui from ₹ 19,299

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOM — USM
30 Dec — 6 Jan1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Mumbai to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Mumbai to Ko Samui
Explore the most affordable flight options available from Mumbai to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 November 2025.

Thu 18/1200:55BOM - USM
1 stop8h 10mMultiple Airlines
Wed 24/1207:15USM - BOM
1 stop18h 05mMultiple Airlines
Deal found 28/11₹ 50,660
Fri 28/1123:20BOM - USM
1 stop7h 20mMultiple Airlines
Tue 2/1208:30USM - BOM
1 stop15h 00mMultiple Airlines
Deal found 28/11₹ 56,021
Fri 19/1200:55BOM - USM
1 stop10h 10mMultiple Airlines
Mon 5/119:00USM - BOM
2 stops30h 20mMultiple Airlines
Deal found 29/11₹ 68,083
Fri 19/1213:30BOM - USM
1 stop16h 30mAir India
Wed 24/1209:20USM - BOM
1 stop10h 00mAir India
Deal found 28/11₹ 74,159

Cheap flight deals from Mumbai to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Mumbai (BOM) 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 30 November 2025.

Round-trip from

₹ 41,725

One-way from

₹ 19,299

Popular in

November

Cheapest in

February

Average price

₹ 61,829
11/3-16/3
  • 11/3-16/3
  • 2 total stops
  • 33h 55m total
  • Mumbai to Ko Samui
Search Deals
8/12
  • 8/12
  • 1 total stop
  • 16h 45m total
  • Mumbai to Ko Samui
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (₹ 529,513 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 159,446 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Mumbai 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 30 November 2025.
Use the filters below to find and compare flights from Mumbai to Ko Samui that are best for you.

Fly from

Mumbai

Fly to

Ko Samui

Route

Depart

Return

Price

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Wed 11/3

00:55-18:55

1 stop16h 30m

Ko Samui

Mon 16/3

07:55-23:50

1 stop17h 25m

₹ 41,725

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Tue 13/1

15:50-08:25

1 stop15h 05m

Ko Samui

Tue 20/1

18:15-00:30

1 stop7h 45m

₹ 41,993

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Thu 18/12

00:55-10:35

1 stop8h 10m

Ko Samui

Wed 24/12

07:15-23:50

1 stop18h 05m

₹ 50,660

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Fri 19/12

00:55-12:35

1 stop10h 10m

Ko Samui

Mon 5/1

19:00-23:50

2 stops30h 20m

₹ 68,083

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Fri 19/12

13:30-07:30

1 stop16h 30m

Ko Samui

Wed 24/12

09:20-17:50

1 stop10h 00m

₹ 74,159

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Mon 8/12

13:30-07:45

1 stop16h 45m

₹ 19,299

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Fri 5/12

07:30-07:30

1 stop22h 30m

₹ 21,354

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Sat 6/12

13:30-07:45

1 stop16h 45m

₹ 21,533

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Sat 20/12

15:10-07:15

1 stop14h 35m

₹ 31,629

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Thu 25/12

20:15-07:35

2 stops9h 50m

₹ 40,296

Flights are sorted by cheapest return flights first.

Deals found on 28/11

Best time to book a flight from Mumbai to Ko Samui

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

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

Currently, January is the cheapest month in which you can book a flight from Mumbai to Ko Samui (average of ₹ 19,388). Flying from Mumbai to Ko Samui in November is currently the most expensive (average of ₹ 61,829). 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.

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 30 November 2025.
Get a feel of what it's like to fly with Singapore Airlines and Thai Airways from Mumbai to Ko Samui by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,411 reviews
Check prices

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.1

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
1,411 reviews
Singapore Airlines
8.1
Very Good
1,411 reviews
Check prices

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.1

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
362 reviews
Singapore Airlines
8.1
Very Good
1,411 reviews
Check prices

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.1

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 Mumbai 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 are the cheapest airlines flying from Mumbai to Ko Samui round-trip?

    According to our current data, Singapore Airlines (₹ 26,499), and Thai Airways (₹ 45,073) offers the cheapest pricing from Mumbai to Ko Samui. These flights start at 37% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Mumbai 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 Mumbai to Ko Samui?

    Currently, January is the cheapest month in which you can book a flight from Mumbai to Ko Samui (average of ₹ 19,388). Flying from Mumbai to Ko Samui in November is currently the most expensive (average of ₹ 61,829). 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 2 airlines flying from Mumbai to Ko Samui

Discover the top 2 airlines that operate flights from Mumbai 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 30 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest₹ 26,499Average₹ 31,905FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest₹ 45,073Average₹ 77,285FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Mumbai to 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 from Mumbai to Ko Samui?

Cheapflights simply makes it quick and affordable to book flights from Mumbai to Ko Samui by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Ko Samui from Mumbai? 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 Mumbai to Ko Samui become cheaper?

Not ready to book yet? You can track prices for flights from Mumbai to Ko Samui on Cheapflights with our Price Alert feature and get notified when better prices are available.

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