How long is the flight from Mumbai to Ko Samui?

A quick flight from Mumbai to Ko Samui can take about 18h 40m. Singapore Airlines provides one of the quickest options available for as low as ₹ 81,465. Airlines will cover a distance of 3109 km.

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Mumbai to Ko Samui as you normally would.

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.

₹ 22,977+ Cheap Flights from Mumbai to Ko Samui

Cheap flight deals from Mumbai to Ko Samui

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 25 October 2026.

Sun 25/1002:40 -

1 stop11h 30m

Tue 3/1107:00 -

1 stop16h 30m

Deal found 23/10₹ 48,613

Sat 7/1100:45 -

1 stop28h 55m

Thu 12/1118:15 -

1 stop7h 45m

Deal found 23/10₹ 50,702

Mon 7/1200:45 -

1 stop29h 20m

Mon 14/1219:00 -

1 stop18h 40m

Deal found 20/10₹ 50,987

Thu 5/1114:00 -

1 stop15h 40m

Thu 12/1118:15 -

1 stop7h 45m

Deal found 23/10₹ 53,171

Fri 27/1113:40 -

1 stop17h 00m

Tue 1/1220:20 -

1 stop29h 25m

Deal found 20/10₹ 53,361

Sat 5/1200:45 -

1 stop19h 05m

Sun 13/1219:00 -

1 stop27h 50m

Deal found 21/10₹ 53,550

Thu 5/1114:00 -

1 stop15h 40m

Fri 13/1112:30 -

1 stop10h 20m

Deal found 23/10₹ 56,589

Thu 12/1113:40 -

1 stop16h 00m

Tue 17/1107:55 -

2 stops28h 30m

Deal found 23/10₹ 56,684

Thu 22/1016:05 -

1 stop26h 50m

Sun 25/1018:15 -

1 stop19h 25m

Deal found 21/10₹ 57,158

Find flight deals from Mumbai to Ko Samui

Round-trip from	₹ 48,138
One-way from	₹ 22,977

11/1-19/1
2 total stops
17h 50m total
Mumbai to Ko Samui

Search Deals

11/1-31/12
1 total stop
18h 20m total
Mumbai to Ko Samui

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MumbaiKo Samui

BOM Mumbai Chhatrapati Shivaji Intl - USM Ko Samui

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Mon 11/1

00:40-20:30

1 stop18h 20m

Ko Samui

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 22,977

MumbaiKo Samui

BOM Mumbai Chhatrapati Shivaji Intl - USM Ko Samui

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Sat 21/11

13:40-07:35

1 stop16h 25m

Ko Samui

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 26,775

Fastest return journey

MumbaiKo Samui

BOM Mumbai Chhatrapati Shivaji Intl - USM Ko Samui

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Sat 21/11

01:30-11:55

1 stop8h 55m

Ko Samui

Wed 31/12

00:00-22:30

Nonstop0h 00m

₹ 32,282

MumbaiKo Samui

BOM Mumbai Chhatrapati Shivaji Intl - USM Ko Samui

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Fri 19/3

10:30-20:50

1 stop8h 50m

Ko Samui

Mon 22/3

07:00-23:50

1 stop18h 20m

₹ 52,601

MumbaiKo Samui

BOM Mumbai Chhatrapati Shivaji Intl - USM Ko Samui

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Wed 23/12

00:40-10:25

1 stop8h 15m

Ko Samui

Wed 30/12

16:35-23:35

1 stop8h 30m

₹ 70,451

MumbaiKo Samui

BOM Mumbai Chhatrapati Shivaji Intl - USM Ko Samui

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Tue 22/12

02:00-10:40

1 stop7h 10m

Ko Samui

Sun 27/12

16:35-23:35

1 stop8h 30m

₹ 75,198

MumbaiKo Samui

BOM Mumbai Chhatrapati Shivaji Intl - USM Ko Samui

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Sat 28/11

11:50-08:00

1 stop18h 40m

Ko Samui

Fri 4/12

18:05-10:35

1 stop18h 00m

₹ 81,465

MumbaiKo Samui

BOM Mumbai Chhatrapati Shivaji Intl - USM Ko Samui

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Fri 25/12

18:45-08:10

2 stops11h 55m

Ko Samui

Wed 30/12

20:20-19:50

2 stops25h 00m

₹ 82,889

MumbaiKo Samui

BOM Mumbai Chhatrapati Shivaji Intl - USM Ko Samui

BOMUSM

Mumbai Chhatrapati Shivaji Intl

Sat 28/11

23:45-13:30

2 stops12h 15m

Ko Samui

Fri 4/12

08:30-22:35

2 stops15h 35m

₹ 98,176

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Sorted by cheapest first

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.

BOM-USM

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

How long is the flight from Mumbai to Ko Samui?
A quick flight from Mumbai to Ko Samui can take about 18h 40m. Singapore Airlines provides one of the quickest options available for as low as ₹ 81,465. Airlines will cover a distance of 3109 km.
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

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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.

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Cheap flights from Mumbai to Ko Samui from ₹ 22,977

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Mumbai to Ko Samui

Cheapest flights from Mumbai to Ko SamuiExplore 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 25 October 2026.

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 25 October 2026.

Best flights from Mumbai to Ko SamuiDiscover carefully curated flight deals from Mumbai to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Discover carefully curated flight deals from Mumbai to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from Mumbai to Ko SamuiDiscover last-minute flight deals from Mumbai to Ko Samui. Data last updated 25 October 2026 and is based on user searches.

Discover last-minute flight deals from Mumbai to Ko Samui. Data last updated 25 October 2026 and is based on user searches.

One-way flights from Mumbai to Ko SamuiSearch for one-way flight options from Mumbai to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Search for one-way flight options from Mumbai to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

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Best time to book a flight from Mumbai to Ko Samui

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Related info for your journey

How long is the flight from Mumbai to Ko Samui?

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

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

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

Travelling to a place near Ko Samui?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Mumbai to Ko Samui

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

Complete your trip

Complete your trip to Ko Samui by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Thailand

Book a non-stop flight to one of these other cities located in Thailand.

Search flights from Mumbai to Ko Samui by cabin class

Find flights from Mumbai to Ko Samui, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Ko Samui

Explore flights to Ko Samui departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 25 October 2026.

Mumbai and Ko Samui flights

Browse other Mumbai and Ko Samui flight options. Last updated on 25 October 2026.

Other flights from Mumbai

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

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

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

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

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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 25 October 2026.

Best flights from Mumbai to Ko Samui
Discover carefully curated flight deals from Mumbai to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from Mumbai to Ko Samui
Discover last-minute flight deals from Mumbai to Ko Samui. Data last updated 25 October 2026 and is based on user searches.

One-way flights from Mumbai to Ko Samui
Search for one-way flight options from Mumbai to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.