Cheap Flights Koh Samui to Bangkok from NZD 134

Flight FAQs

• What are the cheapest flights from Koh Samui to Bangkok (USM-BKK)?

  Based on Trip.com data, Bangkok Airways offers one-way fares as low as NZD 134 on Cheapest nonstop routes (e.g. USM to BKK on Fri, Oct 16), while Bangkok Airways offers Cheapest nonstop round-trips from NZD 218 departing on Fri, Oct 16 and returning on Wed, Oct 21.

• Which airlines offer direct flights from Koh Samui to Bangkok?

  At the moment, you can catch a nonstop 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.

• How long does it take to fly from Koh Samui (USM) to Bangkok (BKK) and what is the distance?

  It takes around 1 hour 19 minutes to fly from Koh Samui (USM) to Bangkok (BKK).

• When is the best time to book flights from Koh Samui to Bangkok?

  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.

• How many flights are there per week from Koh Samui to Bangkok?

  Based on Trip.com data in the past 4 weeks, there is 447 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 -- PG146 (16:16)

• How can I find the best deals on flights from Koh Samui to Bangkok?

  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 Fri, Oct 16, with one-way flights priced at just NZD 134.
  · 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.

• When are flight tickets from Koh Samui (USM) to Bangkok (BKK) the cheapest?

  The cheapest months to fly from Koh Samui to Bangkok is November, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Koh Samui to Bangkok on?

  After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Koh Samui to Bangkok on August 27, 2026 with Bangkok Airways, with prices starting at NZD 148.

• Which airports can I fly to for Bangkok from Koh Samui?

  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).

• Is there any time difference between Koh Samui and Bangkok?

  The time difference between Bangkok and Koh Samui is 0m.

• How do I change or cancel my ticket from Koh Samui to Bangkok?

  Tickets can only be changed or canceled 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.

• What is the average cost of a one-way flight from Koh Samui to Bangkok?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Koh Samui to Bangkok is NZD 265. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from Koh Samui to Bangkok?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Koh Samui to Bangkok is NZD 425. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Koh Samui to Bangkok on Trip.com?

  Enter Koh Samui and Bangkok, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

• Are there budget airlines on the Koh Samui to Bangkok route?

  Thai Vietjet Air, Thai Lion Air and Thai AirAsiaare the most popular budget airlines flying from Koh Samui to Bangkok. Check baggage, seat and payment fees before comparing the final price.