USM - BKK

C$ 124 Find Cheap Flights from Ko Samui to Bangkok – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
C$ 201
Typical prices: C$ 274-C$ 437
Bangkok Airways
Mon 5/11Thu 8/11
USM - BKK • Direct
Cheapest one-way flights
C$ 124
Typical prices: C$ 194-C$ 255
Bangkok Airways
Fri 19/10
USM - BKK • Direct
Direct flights
You can fly direct with Bangkok Airways. Average duration is 1h 21m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 84% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 26 weeks in advance save around 54% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 20% price drop
Most popular
Good to know
+1
Good to know
+1
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Bangkok Suvarnabhumi Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Ko Samui to Bangkok (USM-BKK)

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

Recent round-trip flight deals from Ko Samui to Bangkok

Thu, 5 Nov - Sun, 8 Nov
Bangkok Airways Logo
10:20 a.m. - 11:35 a.m.USM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mdirect
Bangkok Airways Logo
7:00 a.m. - 8:10 a.m.BKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 10mdirect
C$ 201Bangkok Airways
Mon, 19 Oct - Thu, 22 Oct
Bangkok Airways Logo
6:00 a.m. - 7:15 a.m.USM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mdirect
Bangkok Airways Logo
6:05 a.m. - 7:10 a.m.BKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 05mdirect
C$ 233Bangkok Airways
Thu, 5 Nov - Sun, 8 Nov
Multiple Airlines Logo
3:50 p.m. - 9:05 p.m.USM  Ko Samui-BKK Bangkok Suvarnabhumi
5h 15m1 stop Phuket City
Multiple Airlines Logo
3:00 p.m. - 4:15 p.m.BKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 15mdirect
C$ 262Multiple Airlines
Sat, 17 Oct - Sun, 18 Oct
Multiple Airlines Logo
5:00 p.m. - 10:05 p.m.USM  Ko Samui-BKK Bangkok Suvarnabhumi
5h 05m1 stop Krabi
Multiple Airlines Logo
6:50 a.m. - 2:40 p.m.BKK  Bangkok Suvarnabhumi-USM Ko Samui
7h 50m1 stop Phuket City
C$ 291Multiple Airlines
Wed, 21 Oct - Wed, 28 Oct
Multiple Airlines Logo
11:25 a.m. - 8:40 p.m.USM  Ko Samui-BKK Bangkok Suvarnabhumi
9h 15m1 stop Phuket City
Multiple Airlines Logo
7:00 a.m. - 2:30 p.m.BKK  Bangkok Suvarnabhumi-USM Ko Samui
7h 30m1 stop Krabi
C$ 291Multiple Airlines
Mon, 19 Oct - Wed, 28 Oct
Multiple Airlines Logo
5:55 p.m. - 11:30 p.m.USM  Ko Samui-BKK Bangkok Suvarnabhumi
5h 35m1 stop Phuket City
Multiple Airlines Logo
7:00 a.m. - 2:30 p.m.BKK  Bangkok Suvarnabhumi-USM Ko Samui
7h 30m1 stop Krabi
C$ 297Multiple Airlines
Fri, 16 Oct - Sun, 18 Oct
Multiple Airlines Logo
12:30 p.m. - 5:55 p.m.USM  Ko Samui-BKK Bangkok Suvarnabhumi
5h 25m1 stop Krabi
Multiple Airlines Logo
6:50 a.m. - 2:40 p.m.BKK  Bangkok Suvarnabhumi-USM Ko Samui
7h 50m1 stop Phuket City
C$ 300Multiple Airlines
Booking Insights

Price, demand, and travel trends for Ko Samui to Bangkok Suvarnabhumi Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Ko Samui to Bangkok Suvarnabhumi Airport with more confidence.

How much is a round-trip flight from Ko Samui to Bangkok Suvarnabhumi Airport?

Round-trip flights from Ko Samui to Bangkok Suvarnabhumi Airport start at C$ 201. Prices are below average for this route right now, with typical round-trip fares ranging from C$ 274 to C$ 437. The lowest price found in the past 5 days was C$ 201 on Bangkok Airways.

What's the cheapest day of the week to fly from Ko Samui to Bangkok Suvarnabhumi Airport?

Tuesday is the cheapest day of the week to fly from Ko Samui to Bangkok Suvarnabhumi Airport and is 14% cheaper than the average day. Wednesday is the most expensive day with flight prices 21% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Ko Samui to Bangkok Suvarnabhumi Airport?

•May is the cheapest month to fly from Ko Samui to Bangkok Suvarnabhumi Airport at C$ 289 round-trip.
•February (C$ 490) and January (C$ 460) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 69% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Ko Samui to Bangkok Suvarnabhumi Airport the cheapest?

Flights from Ko Samui to Bangkok Suvarnabhumi Airport are cheapest 26 weeks before departure. Booking in this window typically costs about 54% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Ko Samui to Bangkok Suvarnabhumi Airport flights

Low season

August

Cheapest flight

C$ 124
Best time to beat the crowds but there is an average 14% increase in price.
Most popular time to fly and prices are also 14% lower on average.
Flights from Ko Samui to Bangkok Suvarnabhumi Airport

When to book flights from Ko Samui to Bangkok

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

Your Ko Samui to Bangkok Suvarnabhumi Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • How do I get downtown from Suvarnabhumi Airport (BKK)?

    The Suvarnabhumi Airport Rail Link (ARL) train is the quickest option. If you need to go from Suvarnabhumi Airport to downtown Bangkok quickly, consider using the City Line as your fastest way. Suvarnabhumi (BKK Airport) has a train station located in the airport's Basement level of the passenger terminal.

  • Can my pet be allowed on board if I travel from Koh Samui to Bangkok using Thai Airways?

    Thai Airways is a pet-friendly airline with its pet service. Passengers can use this service at arrival and departure airports to check in and retrieve their pets. The pet will be kept in a climate-controlled hold beneath the passenger cabin when loaded into the airplane.

  • Does Bangkok Airways have special assistance for people with reduced mobility?

    When you check in on the day of your flight, a Bangkok Airways representative will do their best to help you with anything you need, from getting to your seat on the plane to using the restrooms and providing you with a wheelchair if you need it. The airline workers will also help you with your bags as you make your way to the arrival area.

  • What are some of the nearest cities to Suvarnabhumi Airport (BKK)?

    Near Suvarnabhumi Airport (BKK), you can find cities such as Bangkok, Nonthaburi, Chon Buri, Nakhon Ratchasima, Udon Thani, Phnom Penh, Mawlamyine, Yangon, and Bago. Depending on the distance and convenience, you can travel to these cities by bus, train, or domestic flight.

  • Which airlines offer extra legroom and free seat selection on Ko Samui to Bangkok Suvarnabhumi Airport flights?

    Among airlines operating Ko Samui to Bangkok Suvarnabhumi Airport flights:

    • Bangkok Airways: offers free seat selection
    • Thai Airways: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines are available on the route from Ko Samui to Bangkok Suvarnabhumi Airport?

    Only Bangkok Airways operates flights between Ko Samui and Bangkok Suvarnabhumi Airport.

  • Which airports can I use when flying from Ko Samui to Bangkok Suvarnabhumi Airport?

    Flights from Ko Samui to Bangkok Suvarnabhumi Airport usually depart from Ko Samui (USM) and arrive at Bangkok Suvarnabhumi (BKK).

  • Which airlines include bags at no extra cost on Ko Samui to Bangkok Suvarnabhumi Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Bangkok Airways: a carry-on bag and a checked bag in Economy Class
    • Thai Airways: a carry-on bag and a checked bag in Economy Class
    • Vietnam Airlines: a carry-on bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

  • Which cabin classes can I book on flights from Ko Samui to Bangkok Suvarnabhumi Airport?

    Two cabin classes are available on flights from Ko Samui to Bangkok Suvarnabhumi Airport:

    • Economy Class
    • Business Class

  • What is the standard checked bag allowance on flights from Ko Samui to Bangkok Suvarnabhumi Airport?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 22–C$ 98 for the first checked bag in economy. Premium fares and elite status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Ko Samui to Bangkok Suvarnabhumi Airport?

    The Airbus A319 family is used most often on this route, operated mainly by Bangkok Airways and Thai Airways. Other aircraft seen on the route include ATR 42 / ATR 72 variants.

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

    Yes. Being flexible with your travel dates can save you up to 30% on the Ko Samui to Bangkok Suvarnabhumi Airport route. Tuesday is the cheapest departure day at C$ 312 round-trip on average, while Wednesday is the most expensive at C$ 441, a difference of C$ 128. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • At what point is a flight considered delayed on the route from Ko Samui to Bangkok Suvarnabhumi Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Ko Samui to Bangkok Suvarnabhumi Airport route, 16% of flights were delayed in the past 3 months, with delays averaging 1 hour 40 minutes.

  • How are flight departures from Ko Samui to Bangkok Suvarnabhumi Airport spread across the day?

    Evening is the busiest departure period on Ko Samui to Bangkok Suvarnabhumi Airport flights, with 38% leaving in that window. Morning departures account for 29%, Afternoon flights for 29%, and Night flights for 4%.

  • Which popular places can I visit in Bangkok Suvarnabhumi Airport?

    Some of the most popular sights in Bangkok Suvarnabhumi Airport are Pratunam and Thailand Cultural Center. These are among the most viewed places in Bangkok Suvarnabhumi Airport on KAYAK.

  • What are the earliest and latest flights from Ko Samui to Bangkok Suvarnabhumi Airport?

    These are the earliest and latest flight times available from Ko Samui to Bangkok Suvarnabhumi Airport:

    • Earliest: departs at 6:00 am and lands at 7:21 am
    • Latest: departs at 9:30 pm and lands at 10:51 pm.

    The flight takes about 1h 21m.

  • How expensive are last-minute Ko Samui to Bangkok Suvarnabhumi Airport flights?

    Last-minute fares on this route – booked within 2 weeks of departure – run 16% above the route average of C$ 363. Book 26 weeks before departure for the lowest fares.

  • How long does a flight from Ko Samui to Bangkok Suvarnabhumi Airport take?

    A direct flight from Ko Samui to Bangkok Suvarnabhumi Airport takes 1h 21m, covering 751 km.

  • Do I need a passport to fly from Ko Samui to Bangkok Suvarnabhumi Airport?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Ko Samui to Bangkok Suvarnabhumi Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 201 to C$ 622. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Ko Samui to Bangkok Suvarnabhumi Airport looking right now?

    One-way fares from Ko Samui to Bangkok Suvarnabhumi Airport are currently lower than usual. Average one-way flight prices are about C$ 169, which is 31% below the typical average for this route.

  • How does Bangkok Airways's on-time performance compare to other airlines on Ko Samui to Bangkok Suvarnabhumi Airport flights?

    Bangkok Airways is the only airline operating Ko Samui to Bangkok Suvarnabhumi Airport flights. 84% of its flights are on time.

  • How do delay rates compare for morning and evening flights from Ko Samui to Bangkok Suvarnabhumi Airport?

    Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • What car rental options are available at Bangkok Suvarnabhumi Airport (BKK)?

    Bangkok Suvarnabhumi Airport (BKK) hosts 5 major car rental companies, with daily rates starting from around C$ 19 for economy cars. Top options include:
    • Drive Car Rental
    • Alamo
    • Sixt
    • Yesaway
    • Hertz

  • How much should I expect to pay for a Ko Samui to Bangkok Suvarnabhumi Airport flight?

    Round-trip flights from Ko Samui to Bangkok Suvarnabhumi Airport range from C$ 274 to C$ 437, with an average of C$ 363 over the past 12 months. Anything below C$ 274 counts as a good deal.

Your guide to booking Ko Samui to Bangkok Suvarnabhumi Airport 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 Tuesday departure instead of Wednesday. On this route, Tuesday flights average C$ 312 – about C$ 128 less than Wednesday (29% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 weeks before you fly. On this route, that window historically saves about 54% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Ko Samui to Bangkok Suvarnabhumi Airport trip for May. Fares historically average C$ 289 round-trip in that month – typically C$ 201 less than the most expensive month, which is February (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Bangkok Suvarnabhumi Airport.
    - Regency Bangkok Suvarnabhumi Airpor
    - Siam Mandarina Bangkok Suvarnabhumi Airport Hotel (Free Shuttle)
    - Suvarnabhumi Ville Airport Hotel
  • If you travel from Koh Samui to Bangkok, you will depart from Samui International Airport (USM), about 23 km from Koh Samui by road. Suvarnabhumi International Airport (BKK), approximately 31 km from Bangkok, is the main arrival airport for these flights.
  • Bangkok is served by both Suvarnabhumi Airport (BKK) and Don Mueang Airport (DMK), both of which are major international airports. Don Mueang Airport is a good option if you need an airport near Bangkok. Suvarnabhumi Airport (BKK) is farther away from downtown than DMK, but it also has excellent public transportation connections to the urban areas of Bangkok.
  • Apart from being the main international airport in Bangkok, Suvarnabhumi International Airport (BKK) is also the primary airport hub for Bangkok Airlines. This implies that passengers from Koh Samui to Bangkok who fly with Bangkok Airlines enjoy the best lounge facilities and services after landing.
  • If you are wondering where you can sleep to catch an early morning flight from Koh Samui to Bangkok at Samui International Airport (USM), consider booking one of the airport onsite hotels with no additional cost for reservation. Samui Backpacker Hotel, Diamond Pool Villa@Samui, and P10 Samui are some of the best-rated hotels.
  • If you are traveling with an infant from Koh Samui to Bangkok, consider flying with Qatar Airways. Parents traveling with infants using this airline are granted access to their special kit, which includes baby food, diapers, and other supplies to make your little one feel at peace, in addition to priority boarding and an opportunity of booking a bassinet seat.

Prefer to fly direct from Ko Samui to Bangkok?

 
Find which airlines fly direct from Ko Samui Airport to Bangkok Suvarnabhumi Airport, which days they fly and book direct flights.

Direct departures

Ko Samui to Bangkok Suvarnabhumi

Monday

Bangkok Airways

Bangkok Airways

Tuesday

Bangkok Airways

Bangkok Airways

Wednesday

Bangkok Airways

Bangkok Airways

Thursday

Bangkok Airways

Bangkok Airways

Friday

Bangkok Airways

Bangkok Airways

Saturday

Bangkok Airways

Bangkok Airways

Sunday

Bangkok Airways

Bangkok Airways

See more nonstop flights

Direct returns

Bangkok Suvarnabhumi to Ko Samui

Monday

Bangkok Airways

Bangkok Airways

Tuesday

Bangkok Airways

Bangkok Airways

Wednesday

Bangkok Airways

Bangkok Airways

Thursday

Bangkok Airways

Bangkok Airways

Friday

Bangkok Airways

Bangkok Airways

Saturday

Bangkok Airways

Bangkok Airways

Sunday

Bangkok Airways

Bangkok Airways

See more nonstop flights

More options for your flight from Ko Samui to Bangkok

Complete your trip to Bangkok with a hotel stay or car rental