BOM - USM

฿7,796 Find Cheap Flights from Mumbai to Ko Samui – Compare and Save

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Everything you should know

Cheapest return flight
฿16,099
Typical prices: ฿15,264-฿21,940
Multiple Airlines
Sun 25/11Mon 3/12
BOM - USM • 1 stop
Cheapest one-way flight
฿7,796
Typical prices: ฿9,740-฿12,690
Multiple Airlines
Sat 10/3
BOM - USM • 1 stop
Direct flights
Not available
There are currently no direct flights between Mumbai and Ko Samui. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
September
Cheapest • 35% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Phuket City (HKT)
Cheapest • Avg ฿16,098 (return)
Bangkok Suvarnabhumi (BKK)
Shortest trip • 9h 18m (one-way)
Insights
Insights
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Ko Samui!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Mumbai to Ko Samui (BOM-USM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Mumbai to Ko Samui

Wed 25 Nov - Thu 3 Dec
Multiple Airlines Logo
14:00 - 07:10BOM  Mumbai Chhatrapati Shivaji Intl-USM Ko Samui
15h 40m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
18:15 - 00:30USM  Ko Samui-BOM Mumbai Chhatrapati Shivaji Intl
7h 45m1 stop Phuket City
฿16,099Multiple Airlines
Thu 26 Nov - Thu 3 Dec
Multiple Airlines Logo
14:00 - 07:10BOM  Mumbai Chhatrapati Shivaji Intl-USM Ko Samui
15h 40m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
18:15 - 00:30USM  Ko Samui-BOM Mumbai Chhatrapati Shivaji Intl
7h 45m1 stop Phuket City
฿16,166Multiple Airlines
Fri 27 Nov - Thu 3 Dec
Multiple Airlines Logo
14:00 - 07:10BOM  Mumbai Chhatrapati Shivaji Intl-USM Ko Samui
15h 40m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
18:15 - 00:30USM  Ko Samui-BOM Mumbai Chhatrapati Shivaji Intl
7h 45m1 stop Phuket City
฿16,335Multiple Airlines
Sat 28 Nov - Thu 3 Dec
Multiple Airlines Logo
14:00 - 07:10BOM  Mumbai Chhatrapati Shivaji Intl-USM Ko Samui
15h 40m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
18:15 - 00:30USM  Ko Samui-BOM Mumbai Chhatrapati Shivaji Intl
7h 45m1 stop Phuket City
฿16,504Multiple Airlines
Wed 25 Nov - Fri 4 Dec
Multiple Airlines Logo
14:00 - 07:10BOM  Mumbai Chhatrapati Shivaji Intl-USM Ko Samui
15h 40m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
09:20 - 21:20USM  Ko Samui-BOM Mumbai Chhatrapati Shivaji Intl
13h 30m1 stop Phuket City
฿16,672Multiple Airlines
Thu 26 Nov - Fri 4 Dec
Multiple Airlines Logo
14:00 - 07:10BOM  Mumbai Chhatrapati Shivaji Intl-USM Ko Samui
15h 40m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
09:20 - 21:20USM  Ko Samui-BOM Mumbai Chhatrapati Shivaji Intl
13h 30m1 stop Phuket City
฿16,740Multiple Airlines
Fri 27 Nov - Fri 4 Dec
Multiple Airlines Logo
14:00 - 07:10BOM  Mumbai Chhatrapati Shivaji Intl-USM Ko Samui
15h 40m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
09:20 - 21:20USM  Ko Samui-BOM Mumbai Chhatrapati Shivaji Intl
13h 30m1 stop Phuket City
฿16,909Multiple Airlines
Tue 1 Dec - Thu 3 Dec
Multiple Airlines Logo
10:30 - 20:50BOM  Mumbai Chhatrapati Shivaji Intl-USM Ko Samui
8h 50m1 stop Phuket City
Multiple Airlines Logo
18:15 - 00:30USM  Ko Samui-BOM Mumbai Chhatrapati Shivaji Intl
7h 45m1 stop Phuket City
฿16,942Multiple Airlines
Sat 16 Jan - Tue 19 Jan
Multiple Airlines Logo
00:40 - 20:30BOM  Mumbai Chhatrapati Shivaji Intl-USM Ko Samui
18h 20m1 stop Bangkok Don Mueang Intl
Multiple Airlines Logo
18:15 - 00:30USM  Ko Samui-BOM Mumbai Chhatrapati Shivaji Intl
7h 45m1 stop Phuket City
฿17,381Multiple Airlines
Tue 1 Dec - Fri 4 Dec
Multiple Airlines Logo
10:30 - 20:50BOM  Mumbai Chhatrapati Shivaji Intl-USM Ko Samui
8h 50m1 stop Phuket City
Multiple Airlines Logo
09:20 - 21:20USM  Ko Samui-BOM Mumbai Chhatrapati Shivaji Intl
13h 30m1 stop Phuket City
฿17,516Multiple Airlines
Booking Insights

Price, demand, and travel trends for Mumbai to Ko Samui flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Mumbai to Ko Samui?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Mumbai to Ko Samui. It's 36% cheaper than the average day, while Wednesday is the most expensive, with prices 16% higher.

Find deals

Key details for Mumbai to Ko Samui flights

Low season

March

Cheapest flight

฿7,796
Beat the crowds with an average 71% drop in travellers.
The most popular month to fly with an average 52% increase in travellers.
One-way flight from Mumbai to Ko Samui

When to book flights from Mumbai to Ko Samui

Are your dates flexible? Find out the best times to travel from Mumbai to Ko Samui based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Mumbai to Ko Samui flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Mumbai to Ko Samui?

    Only Business Class is available on flights from Mumbai to Ko Samui.

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

    A direct flight from Mumbai to Ko Samui takes 00m, covering 5,003 km.

  • Do I need a passport to fly from Mumbai to Ko Samui?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Mumbai to Ko Samui flight?

    Return flights from Mumbai to Ko Samui range from ฿15,264 to ฿21,940, with an average of ฿18,884 over the past 12 months. Anything below ฿15,264 counts as a good deal.

  • How are flight prices from Mumbai to Ko Samui looking right now?

    One-way fares from Mumbai to Ko Samui are currently lower than usual. Average one-way flight prices are about ฿8,839, which is 18% below the typical average for this route.

  • Which airports can I use when flying from Mumbai to Ko Samui?

    Flights from Mumbai to Ko Samui usually depart from Mumbai Chhatrapati Shivaji Intl (BOM) and arrive at Ko Samui (USM).

  • Which airports do connecting flights from Mumbai to Ko Samui pass through?

    One-stop flights from Mumbai to Ko Samui most commonly connect through:

    • Bangkok Suvarnabhumi (BKK) – 49% of one-stop connections
    • Phuket City (HKT) – 43% of one-stop connections
    • Singapore Changi (SIN) – 8% of one-stop connections

  • Can I save money by using flexible dates for flights from Mumbai to Ko Samui?

    Yes. Flexible dates can save you up to 45% on flights from Mumbai to Ko Samui. Friday is the cheapest departure day at ฿12,184 return on average, while Wednesday is the most expensive at ฿21,937, a difference of ฿9,754.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Mumbai to Ko Samui?

    Flying via Phuket City (HKT) gives the shortest average 1-stop total travel time of 8h 15m, compared to 9h 18m via Bangkok Suvarnabhumi (BKK) and 11h 10m via Singapore Changi (SIN).

  • What is the time difference between Mumbai and Ko Samui?

    Ko Samui is 1 hour ahead of Mumbai (Indochina Time vs India Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ko Samui?

    Some of the most popular sights in Ko Samui are Chaweng Beach, Lamai Beach, and Bophut Beach. These are among the most viewed places in Ko Samui on KAYAK.

Your guide to booking Mumbai to Ko Samui flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Wednesday. On this route, Friday flights average ฿12,184, which is about ฿9,754 less than Wednesday fares (44% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Mumbai to Ko Samui trip for September. Fares historically average ฿12,184 return in that month – typically ฿13,162 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ko Samui Airport.

    • Ozo Chaweng Samui - Sha Extra Plus
    • Melia Koh Samui
    • Royal Muang Samui Villas

More options for your flight from Mumbai to Ko Samui

Complete your trip to Ko Samui with a hotel stay or car hire

Car rentals in Ko Samui
Hotels in Ko Samui