Cheap flights from Samui International to Bangkok

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Compare Samui International to Bangkok flight deals

Find the cheapest month or even day of the year to fly to Bangkok

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Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from Samui International to Bangkok

Looking for a cheap last-minute deal or the best return flight from Samui International Airport to Bangkok? If you want to travel next month, return fares start from P9,814. Find the lowest prices on one-way and return tickets right here.

Bangkok.P4,947 per passenger.Departing Tue, 27 Oct.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Tue, 27 Oct, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P4,947, select.

Bangkok.P4,990 per passenger.Departing Tue, 19 Jan.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Tue, 19 Jan, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P4,990, select.

Bangkok.P5,014 per passenger.Departing Fri, 27 Nov.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Fri, 27 Nov, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P5,014, select.

Bangkok.P5,018 per passenger.Departing Thu, 22 Jul.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Thu, 22 Jul, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P5,018, select.

Bangkok.P5,026 per passenger.Departing Tue, 15 Dec.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Tue, 15 Dec, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P5,026, select.

Bangkok.P5,089 per passenger.Departing Wed, 21 Apr.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Wed, 21 Apr, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P5,089, select.

Bangkok.P5,089 per passenger.Departing Thu, 11 Mar.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Thu, 11 Mar, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P5,089, select.

Bangkok.P5,089 per passenger.Departing Fri, 5 Feb.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Fri, 5 Feb, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P5,089, select.

Bangkok.P5,116 per passenger.Departing Fri, 14 May.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Fri, 14 May, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P5,116, select.

Bangkok.P5,219 per passenger.Departing Sun, 27 Jun.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Sun, 27 Jun, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P5,219, select.

Bangkok.P5,258 per passenger.Departing Mon, 21 Sep.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Mon, 21 Sep, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P5,258, select.

Bangkok.P5,301 per passenger.Departing Wed, 4 Aug.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Wed, 4 Aug, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P5,301, select.

Bangkok.P10,555 per passenger.Departing Mon, 31 Aug.One-way flight with Bangkok Airways.Outbound indirect flight with Bangkok Airways, departs from Samui International on Mon, 31 Aug, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From P10,555, select.

Bangkok.P10,719 per passenger.Departing Mon, 31 Aug.One-way flight with Bangkok Airways.Outbound direct flight with Bangkok Airways departs from Samui International on Mon, 31 Aug, arriving in Don Mueang.Price includes taxes and charges.From P10,719, select.

Find the cheapest month to fly from Samui International to Bangkok

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Samui International to Bangkok flights are currently cheapest in October.

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Direct flights from Samui International to Bangkok

Alternative Samui International to Bangkok routes

Looking for the cheapest, fastest or easiest route from Samui International to Bangkok? You could fly into the following airports instead.

Don Mueang

21km from central Bangkok

Closest

from P5,098

Search flights

Bangkok Suvarnabhumi

29km from central Bangkok

Cheapest

from P4,956

Search flights

Koh Samui to Bangkok: Flight information

The things to know before you go.

Cheapest flight found	P4,956
Cheapest month to fly	October
Average flight time	1 hr, 25 mins
Most popular airline	Bangkok Airways
Average flights per week	2,051

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

How many airports are there in Bangkok?

There are 2 airports in Bangkok: Don Mueang and Bangkok Suvarnabhumi.

How much are return flights from Samui International to Bangkok?

The best price we found for a return flight from Samui International to Bangkok is P9,671. 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.

How long does it take to fly from Samui International to Bangkok?

1 hour and 25 minutes is the average flight time from Samui International to Bangkok.

Which airlines fly direct from Samui International to Bangkok?

Bangkok Airways, Thai Airways and EVA Air fly direct from Samui International to Bangkok.

How many flights are there a week from Samui International to Bangkok?

As of August 2026, there are 2,051 flights per week flying from Samui International to Bangkok.

When is the cheapest time to fly from Samui International to Bangkok?

The cheapest month to fly from Samui International to Bangkok is usually November.

Which is the cheapest airport to fly into in Bangkok?

If you're flying from Samui International Airport, the cheapest airport near Bangkok is Bangkok Suvarnabhumi – which is 28.6 km away from the centre of Bangkok. We've found flights into this airport from P9,671.

Which upcoming date is cheapest to fly from Samui International Airport to Bangkok on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Samui International Airport to Bangkok on Monday, 9 November 2026.

Can I get a direct flight from Samui International Airport to Bangkok?

Yes – the average flight time is 1 hour and 25 minutes.

How can I get the best flight deal from Samui International Airport to Bangkok?

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 Bangkok 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.

When is the best time to book flights to Bangkok?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Bangkok is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in Bangkok?

In August, the average temperature is usually around 28°C. April is typically the warmest month in Bangkok, when it usually averages around 35°C. You can expect the least rain in December. The coldest month is November, with temperatures averaging 22°C. The rainiest month is September.

Which is the cheapest airline to fly from Samui International Airport to Bangkok with?

Currently, Bangkok Airways offers the cheapest flight tickets to Bangkok.

Travelling from Ko Samui International Airport (USM) to Bangkok: what you need to know

Hop on a direct flight from Ko Samui International Airport to Bangkok and you'll be travelling for around 1 hour 15 minutes.
Bangkok's timezone is UTC+7, which is the same as Koh Samui (the location of Ko Samui International Airport).
The most popular route is from Ko Samui International Airport (USM) to Bangkok Suvarnabhumi International Airport (BKK). Take your pick of 202 services every week between these two airports. If you'd like to get on your way as soon as possible, the earliest flight from USM to BKK is the 07:00 Bangkok Airways service. If you prefer to travel later, the last departure is at 21:30 with Bangkok Airways.
To avoid missing your USM to Bangkok flight, leave enough time to navigate the airport and find your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the general travel rule.
During popular months such as November, it's wise to get to the airport even earlier. Plan to arrive two hours before domestic departures and four hours ahead for an international flight whenever you're travelling during peak periods in general.
You can book a direct Ko Samui International Airport to Bangkok ticket. Start your journey at USM and land at Bangkok Suvarnabhumi International Airport (BKK).
Bangkok Airways is a popular airline that offers direct flights from Ko Samui International Airport to Bangkok.
Located around 3 kilometers from central Koh Samui, USM can be reached in about 20 minutes by car, depending on traffic. The journey on public transport will take roughly 30 minutes.
Searching for a hotel close to USM? If you're boarding an early flight from Ko Samui International Airport to Bangkok, these accommodation options put the terminal practically at your doorstep:
83% of flights departing from Ko Samui International Airport touch down at their destination on schedule. Given its strong on-time stats, you're unlikely to be delayed when flying out of USM.

How to find the cheapest flights from Ko Samui International Airport (USM) to Bangkok

P4,956 is the lowest price we've seen for a one-way Ko Samui International Airport to Bangkok flight. A round-trip plane ticket right now is P9,671. Depending on when you book and the availability, these fares can change.
Get cheap flights from USM to Bangkok by booking six months ahead. According to our research, that's the best time for picking up a bargain.
November is the best month for nabbing a fantastic deal on Ko Samui International Airport to Bangkok tickets. If you're looking to travel during a different time of year, the 'Whole month' tool will give you the lowest prices for each month.
There's no need to check back constantly to see if fares have dropped when you create a Price Alert. We'll update you when there's an even bigger deal on cheap flights from USM to Bangkok.
Save on your flight from Ko Samui International Airport to Bangkok with the help of our filters. Select your preferred times, airlines and number of stops, then sort the results by 'Cheapest' for the best deals.

Airports in Bangkok

Bangkok Suvarnabhumi International Airport (BKK)

Bangkok Suvarnabhumi International Airport (BKK) to the centre of Bangkok takes about 35 minutes to reach by car. The centre is roughly 31 kilometers away.
It takes around 35 minutes if you're travelling on public transport.
Look into staying at a hotel near BKK if you have a late flight from Ko Samui International Airport to Bangkok. Settle into one of these options and make your first night all about catching up on rest:
To secure the lowest price, book your ride from Bangkok Suvarnabhumi International Airport about four weeks in advance of your flight from USM to Bangkok.

Bangkok Don Mueang International Airport (DMK)

Bangkok Don Mueang International Airport (DMK) is about 24 kilometers from central Bangkok. Following your flight from Ko Samui International Airport to Bangkok, it'll take you around 35 minutes to reach the heart of the city in a ride-share or taxi.
If you travel by public transport, the ride to the centre will take you 1 hour 5 minutes or so.
After stepping off your USM to Bangkok flight, tuck yourself in at a hotel near DMK. These are some great accommodation options that'll help you switch to relaxation mode:
Get the lowest price by booking your ride from DMK three weeks in advance. You'll also have access to a wider range of vehicles.

Best time to go to Bangkok

May is the quietest month for flights from Ko Samui International Airport to Bangkok, while February is the most popular. Find the best time to visit Bangkok based on whether you prefer a laid-back vibe or a more bustling atmosphere.
When booking your Ko Samui International Airport to Bangkok plane ticket, think about the kind of weather forecast you're hoping for. April is the warmest month in Bangkok, with temperatures ranging from 26ºC (79ºF) to 37ºC (99ºF).
If you like cooler conditions, search for a cheap ticket from USM to Bangkok in January when temperatures average between 19ºC (66ºF) and 34ºC (93ºF).

More about Bangkok

When it comes to searching for somewhere to lay your head, you'll find the best places to stay in Bangkok right here. Browse these hotels after locking in your flight from Ko Samui International Airport to Bangkok:
There are so many things to explore in this city it can be hard to work out where to begin. Wat Phra Kaew, Grand Palace and Songkran Festival Silom are top attractions which should be on any good Bangkok itinerary.

Explore more of Thailand

You've seen Bangkok, now it's time to discover more of Thailand. Journey about 467 kilometers northeast to Udon Thani to check off its top attractions. From Thai-Chinese Cultural Centre to Wat Pho Chai and Wat Burapa Wanaram, there's plenty to keep you busy.
Nakhon Ratchasima is another sought-after destination in Thailand and is around 225 kilometers northeast of Bangkok. No trip is complete without visiting Night Safari Korat, Wat Chai Mongkol and Wat Na Pha That.