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Cheap Flights from Koh Samui to Bangkok

Explore the cheapest flights from Koh Samui to Bangkok in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at S$ 114, and round-trip direct tickets start at S$ 222.

      • Cheapest nonstop
        USM 06:00
        1h 15m
        Direct
        BKK 07:15
        Koh Samui - Bangkok | Tue, Jun 9 | Bangkok Airways
        BKK 06:05
        1h 5m
        Direct
        USM 07:10
        Bangkok - Koh Samui | Mon, Jun 15 | Bangkok Airways
        S$ 222 S$ 310
        28% off
        28% off
        S$ 310 S$ 222
      • USM 07:50
        1h 15m
        Direct
        BKK 09:05
        Koh Samui - Bangkok | Sun, Jun 14 | Bangkok Airways
        BKK 06:05
        1h 5m
        Direct
        USM 07:10
        Bangkok - Koh Samui | Sun, Jun 21 | Bangkok Airways
        S$ 222 S$ 310
        28% off
        28% off
        S$ 310 S$ 222
      • USM 07:50
        1h 15m
        Direct
        BKK 09:05
        Koh Samui - Bangkok | Thu, Jun 18 | Bangkok Airways
        BKK 06:05
        1h 5m
        Direct
        USM 07:10
        Bangkok - Koh Samui | Thu, Jun 25 | Bangkok Airways
        S$ 222 S$ 310
        28% off
        28% off
        S$ 310 S$ 222
      • USM 07:50
        1h 15m
        Direct
        BKK 09:05
        Koh Samui - Bangkok | Wed, Jun 17 | Bangkok Airways
        BKK 06:05
        1h 5m
        Direct
        USM 07:10
        Bangkok - Koh Samui | Sun, Jun 21 | Bangkok Airways
        S$ 222
        28% off
        S$ 310 S$ 222
      • USM 06:00
        1h 15m
        Direct
        BKK 07:15
        Koh Samui - Bangkok | Wed, Jun 10 | Bangkok Airways
        BKK 06:05
        1h 5m
        Direct
        USM 07:10
        Bangkok - Koh Samui | Mon, Jun 15 | Bangkok Airways
        S$ 235
        24% off
        S$ 310 S$ 235
      • USM 06:00
        1h 15m
        Direct
        BKK 07:15
        Koh Samui - Bangkok | Thu, Jun 11 | Bangkok Airways
        BKK 06:05
        1h 5m
        Direct
        USM 07:10
        Bangkok - Koh Samui | Mon, Jun 15 | Bangkok Airways
        S$ 235
        24% off
        S$ 310 S$ 235
      • USM 06:00
        1h 15m
        Direct
        BKK 07:15
        Koh Samui - Bangkok | Tue, Jun 16 | Bangkok Airways
        BKK 06:05
        1h 5m
        Direct
        USM 07:10
        Bangkok - Koh Samui | Sun, Jun 21 | Bangkok Airways
        S$ 235
        24% off
        S$ 310 S$ 235
      • USM 06:00
        1h 15m
        Direct
        BKK 07:15
        Koh Samui - Bangkok | Mon, Jun 15 | Bangkok Airways
        BKK 06:05
        1h 5m
        Direct
        USM 07:10
        Bangkok - Koh Samui | Sun, Jun 21 | Bangkok Airways
        S$ 235
        24% off
        S$ 310 S$ 235
      • USM 08:30
        1h 15m
        Direct
        BKK 09:45
        Koh Samui - Bangkok | Tue, Jul 7 | Bangkok Airways
        BKK 06:05
        1h 5m
        Direct
        USM 07:10
        Bangkok - Koh Samui | Thu, Jul 9 | Bangkok Airways
        S$ 235
        24% off
        S$ 310 S$ 235
      • USM 06:00
        1h 15m
        Direct
        BKK 07:15
        Koh Samui - Bangkok | Sat, Jun 13 | Bangkok Airways
        BKK 06:05
        1h 5m
        Direct
        USM 07:10
        Bangkok - Koh Samui | Mon, Jun 15 | Bangkok Airways
        S$ 254
        18% off
        S$ 310 S$ 254
      • USM 13:00
        17h 25m
        1 stop
        BKK 14:00
        Koh Samui - Bangkok | Sun, May 17 | Normal Airline
        BKK 15:00
        6h
        Direct
        USM 16:00
        Bangkok - Koh Samui | Tue, May 19 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        USM 06:00
        1h 15m
        Direct
        BKK 07:15
        Koh Samui - Bangkok | Tue, Jun 9 | Bangkok Airways
        S$ 114 S$ 180
        37% off
        37% off
        S$ 180 S$ 114
      • USM 07:50
        1h 15m
        Direct
        BKK 09:05
        Koh Samui - Bangkok | Thu, Jun 18 | Bangkok Airways
        S$ 115 S$ 180
        36% off
        36% off
        S$ 180 S$ 115
      • USM 07:50
        1h 15m
        Direct
        BKK 09:05
        Koh Samui - Bangkok | Wed, Jun 17 | Bangkok Airways
        S$ 115 S$ 180
        36% off
        36% off
        S$ 180 S$ 115
      • USM 07:50
        1h 15m
        Direct
        BKK 09:05
        Koh Samui - Bangkok | Tue, Jun 16 | Bangkok Airways
        S$ 115
        36% off
        S$ 180 S$ 115
      • USM 06:00
        1h 15m
        Direct
        BKK 07:15
        Koh Samui - Bangkok | Wed, Jun 10 | Bangkok Airways
        S$ 128
        28% off
        S$ 180 S$ 128
      • USM 07:55
        1h 30m
        Direct
        DMK 09:25
        Koh Samui - Bangkok | Sun, Jun 14 | Bangkok Airways
        S$ 128
        28% off
        S$ 180 S$ 128
      • USM 06:00
        1h 15m
        Direct
        BKK 07:15
        Koh Samui - Bangkok | Thu, Jun 11 | Bangkok Airways
        S$ 128
        28% off
        S$ 180 S$ 128
      • USM 06:00
        1h 15m
        Direct
        BKK 07:15
        Koh Samui - Bangkok | Mon, Jun 15 | Bangkok Airways
        S$ 128
        28% off
        S$ 180 S$ 128
      • USM 07:50
        1h 15m
        Direct
        BKK 09:05
        Koh Samui - Bangkok | Sun, May 17 | Bangkok Airways
        S$ 129
        28% off
        S$ 180 S$ 129
      • USM 06:55
        1h 30m
        Direct
        DMK 08:25
        Koh Samui - Bangkok | Wed, May 27 | Bangkok Airways
        S$ 147
        18% off
        S$ 180 S$ 147
      • USM 13:00
        17h 25m
        1 stop
        BKK 14:00
        Koh Samui - Bangkok | Sun, May 17 | Normal Airline
        Find more flights
        Find more flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Trip.com Price Insights on Flights from Koh Samui to Bangkok.

What is the cheapest month for one-way flights from to Bangkok?

The average price of one-way flights from to Bangkok purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from to Bangkok is April, with an average price of S$ 106, and the most expensive month is August, with an average price of up to S$ 189.

S$ 189
S$ 148
S$ 106
S$ 65
    Cheapest
  • S$ 128
    May
  • S$ 127
    Jun
  • S$ 157
    Jul
  • S$ 189
    Aug
  • S$ 133
    Sep
  • S$ 132
    Oct
  • S$ 120
    Nov
  • S$ 125
    Dec
  • S$ 154
    Jan
  • S$ 161
    Feb
  • S$ 137
    Mar
  • S$ 106
    Apr

What is the cheapest month for round-trip flights from to Bangkok?

The average price of round-trip flights from to Bangkok purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for round-trip flights from to Bangkok is October, with an average price of S$ 252, and the most expensive month is February, with an average price of up to S$ 467.

S$ 467
S$ 360
S$ 252
S$ 145
    Cheapest
  • S$ 339
    May
  • S$ 386
    Jun
  • S$ 428
    Jul
  • S$ 445
    Aug
  • S$ 386
    Sep
  • S$ 252
    Oct
  • S$ 375
    Nov
  • S$ 422
    Dec
  • S$ 436
    Jan
  • S$ 467
    Feb
  • S$ 448
    Mar
  • S$ 374
    Apr

What is the cheapest day to fly from Koh Samui to Bangkok during Hari Raya Haji?

Based on Trip.com's data over the past 3 days, these are the lowest one-way airfares from Koh Samui to Bangkok during Hari Raya Haji.

Hari Raya Haji is scheduled on May 27. The flights from Koh Samui to Bangkok are cheapest on May 24, with the lowest fare of S$ 114.

S$ 236
S$ 175
S$ 114
S$ 53
  • S$ 236
    23
    May
  • S$ 114
    24
  • S$ 180
    25
  • S$ 161
    26
  • S$ 172
    27
  • S$ 195
    28
  • S$ 214
    29

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Koh Samui (USM) to Bangkok (BKK)?

    Based on Trip.com data, Bangkok Airways offers one-way fares as low as S$ 114 on Cheapest nonstop routes (e.g. USM to BKK on Tue, Jun 9), while Bangkok Airways offers Cheapest nonstop round-trips from S$ 222 departing on Tue, Jun 9 and returning on Mon, Jun 15.
  • At the moment, you can catch a direct flight from Koh Samui to Bangkok with the following airlines, including: Bangkok Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 19 minutes to fly from Koh Samui (USM) to Bangkok (BKK).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Koh Samui to Bangkok is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 167 flight per week flying from Koh Samui to Bangkok. You can check the weekly schedule for popular airlines on this route below: Bangkok Airways: S/M/T/W/T/F/S -- PG192 (21:06)
  • To find best deals on flights from Koh Samui to Bangkok, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Jun 9, with one-way flights priced at just S$ 114.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Bangkok Airways.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Bangkok travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Koh Samui to Bangkok is November, when demand for travel is lower.
  • After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Koh Samui to Bangkok on May 29, 2026 with Bangkok Airways, with prices starting at S$ 104.
  • You can land at any one of the following hubs in Bangkok, with Samui Airport to Suvarnabhumi Airport (USM-BKK) is by far the most common option on this route: Suvarnabhumi Airport (BKK) Don Mueang International Airport (DMK).
  • The time difference between Bangkok and Koh Samui is 0h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Flights from Koh Samui to Bangkok

Flying from Koh Samui to Bangkok: A Complete Guide for Tourists

If you're planning a trip to Thailand, don't miss the opportunity to explore the vibrant city of Bangkok. Situated in the heart of the country, Bangkok is the capital city of Thailand and offers a blend of rich cultural heritage, modern attractions, and a bustling nightlife. Here are some interesting and fun facts about Bangkok:

  • Bangkok is located in the Chao Phraya River delta in central Thailand.
  • It is the most populous city in Thailand, with over 8 million residents.
  • The city's official name is the longest place name in the world, consisting of 169 characters in Thai language.
  • Bangkok is famous for its ornate shrines, bustling street markets, and mouth-watering street food.
  • The city is known as the "Venice of the East" due to its intricate network of canals.

Information of the Airports in Bangkok

Bangkok is served by two major airports: Suvarnabhumi Airport (BKK) and Don Mueang International Airport (DMK). Suvarnabhumi Airport is the primary international gateway to Thailand, while Don Mueang International Airport mainly handles domestic and low-cost carrier flights.

Estimated Flight Time from Koh Samui to Bangkok

The estimated flight time from Koh Samui to Bangkok is approximately 1 hour and 15 minutes. Most flights are direct, without any layovers. However, some flights may have a short layover depending on the airline and specific route.

Tips for Choosing Flights from Koh Samui to Bangkok

  • Check for airlines that offer direct flights to save time and avoid layovers.
  • Compare prices and services of different airlines to find the best deal.
  • Consider the baggage allowance and additional fees when making your decision.
  • Read reviews and ratings of airlines to ensure a comfortable and reliable flight experience.

Best Time (Non-Peak) to Fly from Koh Samui to Bangkok

The best time to fly from Koh Samui to Bangkok is during the non-peak tourist season. From November to February, the weather in both destinations is pleasant, and there are fewer crowds. This period is ideal for exploring Bangkok's attractions without the hassle of long queues or overcrowded places.

Popular Airlines Flying from Koh Samui to Bangkok

There are several airlines that operate flights from Koh Samui to Bangkok, including:

  • Bangkok Airways
  • Thai Airways
  • Air Asia

Tips about Traveling to the City

After arriving in Bangkok, there are a few key things to keep in mind:

  • Airport Arrival Information: Suvarnabhumi Airport is located approximately 30 kilometers east of the city center, while Don Mueang International Airport is around 24 kilometers north of the city. Consider the distance and choose the most convenient mode of transportation accordingly.
  • Common Payment Modes: Credit cards and cash (Thai Baht) are widely accepted in Bangkok. It's advisable to carry some local currency for small transactions.
  • Common Transport Options: Bangkok has a well-developed public transportation system, including the BTS Skytrain, MRT subway, buses, and taxis. Grab, a popular ride-hailing service, is also available.
  • General Visa Information: Depending on your nationality, you may need a visa to enter Thailand. Check the visa requirements well in advance and ensure you have the necessary documents.

Why Book Your Flight with Trip.com

When planning your trip from Koh Samui to Bangkok, consider booking your flight with Trip.com. As a leading online travel agency, Trip.com offers a seamless booking experience, competitive prices, and a wide selection of flights. With Trip.com, you can earn Trip Coins, our loyalty points, which can be redeemed for discounts on future bookings. Enjoy the convenience and reliability of booking with Trip.com and make your journey from Koh Samui to Bangkok a memorable one!

Find Cheap Flights & Deals on Trip.com

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.