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Cheap Flights from Mumbai (BOM) to Samui International (USM)

Compare Mumbai to Samui International flight deals

Find the cheapest month or even day of the year to fly to Samui International

Book the best Samui International fare with no extra fees

Flight deals from Mumbai Airport to Samui International Airport

Looking for a cheap last-minute deal or the best return flight from Mumbai Airport to Samui International Airport? If you want to travel next month, return fares start from £300. Find the lowest prices on one-way and return tickets right here.
Koh Samui.£250 per passenger.Departing Mon, 8 Jun, returning Thu, 11 Jun.Return flight with Thai VietJet Air and Bangkok Airways.Outbound indirect flight with Thai VietJet Air, departs from Mumbai on Mon, 8 Jun, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Thu, 11 Jun, arriving in Mumbai.Price includes taxes and charges.From £250, select.
Koh Samui.£265 per passenger.Departing Fri, 15 May, returning Tue, 19 May.Return flight with Thai VietJet Air and Bangkok Airways.Outbound indirect flight with Thai VietJet Air, departs from Mumbai on Fri, 15 May, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Tue, 19 May, arriving in Mumbai.Price includes taxes and charges.From £265, select.
Koh Samui.£276 per passenger.Departing Wed, 7 Oct, returning Wed, 14 Oct.Return flight with Thai VietJet Air and Bangkok Airways.Outbound indirect flight with Thai VietJet Air, departs from Mumbai on Wed, 7 Oct, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 14 Oct, arriving in Mumbai.Price includes taxes and charges.From £276, select.
Koh Samui.£299 per passenger.Departing Sun, 15 Nov, returning Sat, 21 Nov.Return flight with Thai VietJet Air and Bangkok Airways.Outbound indirect flight with Thai VietJet Air, departs from Mumbai on Sun, 15 Nov, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sat, 21 Nov, arriving in Mumbai.Price includes taxes and charges.From £299, select.
Koh Samui.£300 per passenger.Departing Sat, 18 Apr, returning Tue, 21 Apr.Return flight with Thai VietJet Air and Bangkok Airways.Outbound indirect flight with Thai VietJet Air, departs from Mumbai on Sat, 18 Apr, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Tue, 21 Apr, arriving in Mumbai.Price includes taxes and charges.From £300, select.
Koh Samui.£310 per passenger.Departing Wed, 27 May, returning Thu, 4 Jun.Return flight with Thai VietJet Air and Bangkok Airways.Outbound indirect flight with Thai VietJet Air, departs from Mumbai on Wed, 27 May, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Thu, 4 Jun, arriving in Mumbai.Price includes taxes and charges.From £310, select.
Koh Samui.£314 per passenger.Departing Mon, 30 Mar, returning Fri, 3 Apr.Return flight with Thai VietJet Air and Bangkok Airways.Outbound indirect flight with Thai VietJet Air, departs from Mumbai on Mon, 30 Mar, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Fri, 3 Apr, arriving in Mumbai.Price includes taxes and charges.From £314, select.
Koh Samui.£327 per passenger.Departing Sun, 26 Apr, returning Sun, 3 May.Return flight with Thai LionAir and Bangkok Airways.Outbound indirect flight with Thai LionAir, departs from Mumbai on Sun, 26 Apr, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sun, 3 May, arriving in Mumbai.Price includes taxes and charges.From £327, select.
Koh Samui.£328 per passenger.Departing Sun, 5 Jul, returning Thu, 9 Jul.Return flight with Thai VietJet Air and Bangkok Airways.Outbound indirect flight with Thai VietJet Air, departs from Mumbai on Sun, 5 Jul, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Thu, 9 Jul, arriving in Mumbai.Price includes taxes and charges.From £328, select.
Koh Samui.£345 per passenger.Departing Sun, 2 Aug, returning Sun, 9 Aug.Return flight with Thai VietJet Air and Bangkok Airways.Outbound indirect flight with Thai VietJet Air, departs from Mumbai on Sun, 2 Aug, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sun, 9 Aug, arriving in Mumbai.Price includes taxes and charges.From £345, select.
Koh Samui.£353 per passenger.Departing Thu, 19 Mar, returning Wed, 25 Mar.Return flight with IndiGo and Bangkok Airways.Outbound indirect flight with IndiGo, departs from Mumbai on Thu, 19 Mar, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 25 Mar, arriving in Mumbai.Price includes taxes and charges.From £353, select.
Koh Samui.£366 per passenger.Departing Tue, 30 Jun, returning Sat, 4 Jul.Return flight with Thai VietJet Air and Bangkok Airways.Outbound indirect flight with Thai VietJet Air, departs from Mumbai on Tue, 30 Jun, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sat, 4 Jul, arriving in Mumbai.Price includes taxes and charges.From £366, select.
Koh Samui.£381 per passenger.Departing Tue, 28 Jul, returning Sat, 1 Aug.Return flight with Akasa Air and Bangkok Airways.Outbound indirect flight with Akasa Air, departs from Mumbai on Tue, 28 Jul, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sat, 1 Aug, arriving in Mumbai.Price includes taxes and charges.From £381, select.
Koh Samui.£385 per passenger.Departing Sat, 26 Sep, returning Sun, 4 Oct.Return flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departs from Mumbai on Sat, 26 Sep, arriving in Samui International.Inbound indirect flight with Singapore Airlines, departs from Samui International on Sun, 4 Oct, arriving in Mumbai.Price includes taxes and charges.From £385, select.
Koh Samui.£412 per passenger.Departing Sat, 30 Jan, returning Sat, 6 Feb.Return flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departs from Mumbai on Sat, 30 Jan, arriving in Samui International.Inbound indirect flight with Singapore Airlines, departs from Samui International on Sat, 6 Feb, arriving in Mumbai.Price includes taxes and charges.From £412, select.
Koh Samui.£426 per passenger.Departing Wed, 3 Feb, returning Wed, 24 Feb.Return flight with Air India and Bangkok Airways.Outbound indirect flight with Air India, departs from Mumbai on Wed, 3 Feb, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 24 Feb, arriving in Mumbai.Price includes taxes and charges.From £426, select.

Find the cheapest month to fly from Mumbai to Samui International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Mumbai to Samui International flights are currently cheapest in June.
Mar
from £353
Apr
from £300
May
from £265
Jun
from £250
Jul
from £328
Aug
from £345
Sep
Find prices
Oct
from £276
Nov
from £299
Dec
from £459
Jan
Find prices
Feb
from £426

Mumbai to Samui International: Alternative routes

Compare routes from Mumbai to Koh Samui below. You may find an airport to fly into that's cheaper, faster, or easier than Samui International.

Samui International

3 miles from central Koh Samui
ClosestCheapest
from £250
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Mumbai to Koh Samui: Flight information

The things to know before you go.
Cheapest flight found£250
Cheapest month to flyJune

Finding cheap flights from Mumbai to Samui International: Frequently asked questions

The best price we found for a return flight from Mumbai to Samui International is £250. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Mumbai to Samui International. But we found flights with one or more stops from £250.
As of March 2026, there are no flights flying from Mumbai to Samui International.
The cheapest month to fly from Mumbai to Samui International is usually June.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Mumbai Airport to Samui International Airport on Monday, 8 June 2026.
No airlines currently offer direct flights between Mumbai Airport and Samui International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Samui International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Koh Samui is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Thai VietJet Air offers the cheapest flight tickets to Samui International.

Flying from Chhatrapati Shivaji International Airport (BOM) to Koh Samui Airport (USM): what you need to know

  • Your BOM to USM flight won't wait if you're running late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • You'll likely experience bigger queues during popular months such as August. Arriving up to four hours ahead of an international flight and two hours for a domestic departure will give you ample time for security and boarding.

  • We make it a piece of cake to book a flight with a stopover. To see your options for tickets from Chhatrapati Shivaji International Airport to Koh Samui Airport, uncheck 'Direct flights only.' Then, choose a flight with a stop long enough to explore the city of your choice. Top stopovers between BOM and USM include:

    • Suvarnabhumi Airport

    • Phuket International Airport

    • Changi International Airport

How to find the cheapest flights from Chhatrapati Shivaji International Airport (BOM) to Koh Samui Airport (USM)

  • Currently, £119 is the lowest price we've seen for a one-way Chhatrapati Shivaji International Airport to Koh Samui Airport flight. The best price for a return ticket is £250. Bear in mind that fares could change due to demand when booking.

  • To score cheap tickets from BOM to USM, book ahead. Airlines usually offer their most competitively priced fares when flights are first made available.

  • Getting cheap flights from Chhatrapati Shivaji International Airport to Koh Samui Airport is easy if you're flexible with your travel dates. Use the 'Whole month' search function to see the lowest fares throughout the month and snap up a great deal.

  • Save time searching for cheap flights from BOM to USM by setting up a Price Alert. You'll get an email or push notification on the app when a new discounted fare appears.

  • Discover the ideal flight for you with the help of the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Chhatrapati Shivaji International Airport to Koh Samui Airport, use the 'Sort by' function. You can also filter by arrival and departure times, airline, and number of stops.

Handy information about Chhatrapati Shivaji International Airport (BOM)

  • Of all flights departing from Chhatrapati Shivaji International Airport, 61.63% arrive on time at their destination.

  • Central Mumbai to Chhatrapati Shivaji International Airport is around 11 miles. Depending on traffic, it'll take you about 40 minutes to get there if you're ride-sharing, catching a cab or driving.

  • Expect a trip time of roughly 1 hour 10 minutes when using public transport.

  • Looking for a handy hotel near BOM? If you've booked an early flight from Chhatrapati Shivaji International Airport to Koh Samui Airport, these accommodation options will have you moments from your departure lounge:

Arriving at Koh Samui Airport (USM)

  • If you're landing on a late Chhatrapati Shivaji International Airport to Koh Samui Airport flight, few things top the convenience of being close to the terminal. Grab your suitcases from the carousel and then be resting soon after at one of these hotels near USM:

  • Grab a Koh Samui Airport rental car and discover Koh Samui and beyond with your own wheels. Asap car hire, Hertz and Drive Car Hire are top outlets you can book with here.

  • Lock in the lowest price by reserving your vehicle from Koh Samui Airport about four weeks ahead of your trip.

Getting from Koh Samui Airport (USM) to central Koh Samui

  • Koh Samui Airport is approximately 2 miles from central Koh Samui. The time it takes to get to the centre by ride-share or cab depends on the time of day, so do some research beforehand.

When to fly to Koh Samui Airport (USM)

  • It's time to choose your dates for your flight from Chhatrapati Shivaji International Airport to Koh Samui Airport. July is the most popular month to visit Koh Samui. If you like a quieter vibe, go in February.

Explore more of Thailand

  • Koh Samui has plenty going for it, but there are so many other corners of Thailand just waiting to be discovered. Around 290 miles north of Koh Samui, a visit to Bangkok will keep you busy. Start with popular sights like Grand Palace, Wat Arun and Wat Phra Kaew.

  • If you're looking to explore another major destination in Thailand, head for Chon Buri, about 270 miles north of Koh Samui. Wat Ton Son, Forest and Phra Phutthasihing Hall are among the biggest draws.

More travel options

Plan the rest of your trip from Mumbai to Koh Samui

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.