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Cheap flights from Mumbai to Ko Samui from ₹ 18,331

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 30/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOM — USM
22 Aug — 29 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap 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 23 July 2026.

Sat 12/900:55
BOM
-
USM
1 stop16h 05m
Multiple Airlines
Fri 18/907:50
USM
-
BOM
1 stop17h 30m
Multiple Airlines
Deal found 18/7₹ 41,680
Tue 15/900:55
BOM
-
USM
1 stop8h 50m
Multiple Airlines
Mon 21/907:50
USM
-
BOM
1 stop17h 30m
Multiple Airlines
Deal found 22/7₹ 43,513
Wed 16/900:55
BOM
-
USM
1 stop14h 40m
Multiple Airlines
Mon 21/907:50
USM
-
BOM
1 stop17h 30m
Multiple Airlines
Deal found 21/7₹ 46,407
Thu 5/1101:30
BOM
-
USM
1 stop12h 10m
Multiple Airlines
Fri 13/1117:40
USM
-
BOM
1 stop7h 40m
Multiple Airlines
Deal found 18/7₹ 50,073
Wed 21/1000:55
BOM
-
USM
1 stop14h 10m
Multiple Airlines
Mon 26/1008:15
USM
-
BOM
1 stop14h 35m
Multiple Airlines
Deal found 19/7₹ 50,459
Wed 11/1100:45
BOM
-
USM
1 stop15h 25m
Multiple Airlines
Mon 16/1110:00
USM
-
BOM
1 stop15h 20m
Multiple Airlines
Deal found 18/7₹ 51,038
Mon 24/800:55
BOM
-
USM
1 stop28h 35m
Multiple Airlines
Sun 30/808:20
USM
-
BOM
1 stop17h 00m
Multiple Airlines
Deal found 20/7₹ 52,485
Mon 17/800:55
BOM
-
USM
1 stop28h 35m
Multiple Airlines
Fri 21/819:45
USM
-
BOM
1 stop17h 40m
Multiple Airlines
Deal found 21/7₹ 53,836

Find 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 23 July 2026.

Round-trip from

₹ 41,680

One-way from

₹ 18,331
12/9-18/9
  • 12/9-18/9
  • 2 total stops
  • 33h 35m total
  • Mumbai to Ko Samui
Search Deals
30/8
  • 30/8
  • 1 total stop
  • 28h 45m total
  • Mumbai to Ko Samui
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 23 July 2026.
Use the filters below to find and compare flights from Mumbai to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Tue 15/9

00:55-11:15

1 stop8h 50m

Ko Samui

Mon 21/9

07:50-23:50

1 stop17h 30m

₹ 43,609
Fastest return journey

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Thu 5/11

01:30-15:10

1 stop12h 10m

Ko Samui

Fri 13/11

17:40-23:50

1 stop7h 40m

₹ 50,073

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Wed 11/11

00:45-17:40

1 stop15h 25m

Ko Samui

Mon 16/11

10:00-23:50

1 stop15h 20m

₹ 51,038

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Wed 2/9

13:30-08:15

1 stop17h 15m

Ko Samui

Mon 7/9

14:30-09:55

2 stops20h 55m

₹ 55,766

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Mon 12/10

23:10-15:45

2 stops15h 05m

Ko Samui

Wed 14/10

19:10-21:35

2 stops27h 55m

₹ 66,186

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Sat 29/8

11:45-07:45

1 stop18h 30m

Ko Samui

Thu 3/9

08:40-22:10

1 stop15h 00m

₹ 66,861

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Wed 16/9

23:10-14:45

2 stops14h 05m

Ko Samui

Mon 21/9

08:45-21:35

2 stops14h 20m

₹ 67,247

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Fri 7/8

00:55-19:00

1 stop16h 35m

Ko Samui

Tue 11/8

08:20-23:50

1 stop17h 00m

₹ 67,343
Cheapest one-way

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Mon 14/9

00:55-07:10

1 stop28h 45m

₹ 19,393

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Thu 3/9

00:55-08:25

2 stops30h 00m

₹ 20,357

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

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.

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.

  • 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.

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

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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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