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Cheap flights from Mumbai to Ko Samui from ₹ 19,533

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOM — USM
27 maj — 3 jun1
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 27 april 2026.

sön 6/902:05
BOM
-
USM
1 stop8h 20m
Multiple Airlines
ons 23/909:15
USM
-
BOM
2 stops16h 05m
Multiple Airlines
Deal found 26/4₹ 35,686
sön 20/902:05
BOM
-
USM
1 stop16h 50m
Multiple Airlines
mån 28/907:50
USM
-
BOM
1 stop17h 30m
Multiple Airlines
Deal found 24/4₹ 36,719
sön 4/1002:05
BOM
-
USM
1 stop16h 50m
Multiple Airlines
fre 9/1007:50
USM
-
BOM
1 stop17h 30m
Multiple Airlines
Deal found 23/4₹ 38,410
sön 7/600:55
BOM
-
USM
2 stops18h 00m
Multiple Airlines
mån 15/608:00
USM
-
BOM
2 stops17h 20m
Multiple Airlines
Deal found 24/4₹ 39,630
sön 21/602:05
BOM
-
USM
1 stop16h 50m
Multiple Airlines
tors 25/611:25
USM
-
BOM
1 stop15h 10m
Multiple Airlines
Deal found 22/4₹ 39,724
ons 16/900:55
BOM
-
USM
1 stop8h 40m
Multiple Airlines
mån 21/908:45
USM
-
BOM
1 stop16h 35m
Multiple Airlines
Deal found 22/4₹ 39,818
mån 8/600:55
BOM
-
USM
2 stops18h 00m
Multiple Airlines
tis 16/617:55
USM
-
BOM
1 stop8h 40m
Multiple Airlines
Deal found 25/4₹ 41,509

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 27 april 2026.

Round-trip from

₹ 35,686

One-way from

₹ 19,533

Popular in

April

Cheapest in

September

Average price

₹ 96,165
6/9-23/9
  • 6/9-23/9
  • 3 total stops
  • 24h 25m total
  • Mumbai to Ko Samui
Search Deals
16/9
  • 16/9
  • 1 total stop
  • 12h 45m total
  • Mumbai to Ko Samui
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (₹ 1,381,822 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (₹ 316,180 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
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 27 april 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

sön 20/9

02:05-16:55

1 stop13h 20m

Ko Samui

mån 28/9

12:10-23:50

2 stops13h 10m

₹ 40,851

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

sön 7/6

00:55-07:10

1 stop28h 45m

Ko Samui

mån 15/6

07:50-23:50

1 stop17h 30m

₹ 42,636
Fastest return journey

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

lör 25/7

02:05-16:55

1 stop13h 20m

Ko Samui

fre 31/7

17:50-23:50

1 stop7h 30m

₹ 53,247

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

sön 10/5

13:30-07:10

1 stop16h 10m

Ko Samui

fre 29/5

19:00-18:20

3 stops24h 50m

₹ 53,529

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

lör 6/6

23:25-16:35

2 stops15h 40m

Ko Samui

mån 15/6

07:50-22:15

2 stops15h 55m

₹ 63,484

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

tis 11/8

23:40-17:20

1 stop16h 10m

Ko Samui

ons 19/8

13:30-10:30

1 stop22h 30m

₹ 65,362

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

mån 10/8

22:55-21:10

2 stops20h 45m

Ko Samui

mån 17/8

13:30-10:30

1 stop22h 30m

₹ 75,974

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

tis 29/9

23:40-10:10

1 stop9h 00m

Ko Samui

tors 1/10

19:45-22:10

1 stop27h 55m

₹ 76,631

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

tis 9/6

23:25-20:50

2 stops19h 55m

Ko Samui

lör 20/6

08:45-22:15

2 stops15h 00m

₹ 82,266

MumbaiKo Samui

BOM - USM

BOMUSM

Mumbai Chhatrapati Shivaji Intl

sön 9/8

11:45-17:20

1 stop28h 05m

Ko Samui

lör 15/8

19:45-10:30

1 stop16h 15m

₹ 82,642

Flights are sorted by cheapest return flights first.

Deals found on 22/4

Showing 1-10 of 16 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.

Cheapflights Insights

Everything you need to know about your flight from Mumbai to Ko Samui

How much does it cost for a return flight from Mumbai to Ko Samui?

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 27 april 2026.
Get a feel of what it's like to fly with 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.
Thai Airways
7.9
Good
401 reviews
Check prices

Entertainment

6.9

Crew

8.4

Comfort

7.7

Food

7.4

Boarding

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Thai Airways
7.9
Good
401 reviews
Thai Airways
7.9
Good
401 reviews
Check prices

Entertainment

6.9

Crew

8.4

Comfort

7.7

Food

7.4

Boarding

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

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.

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

    A quick flight from Mumbai to Ko Samui can take about 15h 40m. Malaysia Airlines provides one of the quickest options available for as low as ₹ 63,484. Airlines will cover a distance of 3109 km.

  • What is the cheapest airline to fly from Mumbai to Ko Samui round-trip?

    According to our current data, Thai Airways (₹ 47,375), offers the cheapest pricing from Mumbai to Ko Samui. This flight start at 24% 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.

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 airline flying from Mumbai to Ko Samui

Discover the top airline 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 27 april 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirwaysCheapest₹ 47,375Average₹ 64,969FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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