BKK - USM

$96 Find Cheap Flights from Bangkok to Ko Samui - Compare and Save

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Everything you should know

Cheapest round-trip
$173
Typical prices: $185-$312
Bangkok Airways
Fri 10/5Wed 10/17
BKK - USM • Non-stop
Cheapest one-way
$96
Typical prices: $113-$174
Bangkok Airways
Fri 10/5
BKK - USM • Non-stop
Nonstop flights
You can fly direct with Bangkok Airways. Average duration is 1h 13m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 82% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 26 weeks in advance save around 41% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 26% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $294 (round-trip)
Shortest trip • 5h 08m (one-way)
Insights
Insights
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We hope you love your trip to Ko Samui!
Flight Deals
Booking Insights
Expert advice
Flight Deals

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

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

Recent round-trip flight deals from Bangkok to Ko Samui

Mon, Oct 5 - Sat, Oct 17
Bangkok Airways Logo
7:20 pm - 8:50 pmBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 30mnonstop
Bangkok Airways Logo
7:50 am - 9:05 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
$173Bangkok Airways
Wed, Oct 21 - Wed, Oct 21
Bangkok Airways Logo
6:05 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 05mnonstop
Bangkok Airways Logo
8:50 pm - 10:20 pmUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 30mnonstop
$173Bangkok Airways
Mon, Oct 5 - Fri, Oct 16
Bangkok Airways Logo
7:20 pm - 8:50 pmBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 30mnonstop
Bangkok Airways Logo
7:50 am - 9:05 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
$173Bangkok Airways
Wed, Oct 7 - Thu, Oct 15
Bangkok Airways Logo
8:05 pm - 9:35 pmBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 30mnonstop
Bangkok Airways Logo
7:50 am - 9:05 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
$173Bangkok Airways
Wed, Oct 7 - Sat, Oct 17
Bangkok Airways Logo
8:05 pm - 9:35 pmBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 30mnonstop
Bangkok Airways Logo
7:50 am - 9:05 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
$173Bangkok Airways
Wed, Oct 7 - Fri, Oct 16
Bangkok Airways Logo
8:05 pm - 9:35 pmBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 30mnonstop
Bangkok Airways Logo
7:50 am - 9:05 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
$173Bangkok Airways
Mon, Oct 5 - Thu, Oct 15
Bangkok Airways Logo
7:20 pm - 8:50 pmBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 30mnonstop
Bangkok Airways Logo
7:50 am - 9:05 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
$173Bangkok Airways
Wed, Oct 21 - Tue, Oct 27
Bangkok Airways Logo
6:05 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 05mnonstop
Bangkok Airways Logo
7:00 am - 8:15 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
$174Bangkok Airways
Thu, Sep 17 - Thu, Sep 24
Multiple Airlines Logo
6:05 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 05mnonstop
Multiple Airlines Logo
5:00 pm - 10:05 pmUSM  Ko Samui-BKK Bangkok Suvarnabhumi
5h 05m1 stop Krabi
$191Multiple Airlines
Sat, Oct 3 - Thu, Oct 15
Multiple Airlines Logo
6:05 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 05mnonstop
Multiple Airlines Logo
6:00 am - 7:15 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
$193Multiple Airlines
Booking Insights

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

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

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

Round-trip flights from Bangkok Suvarnabhumi Airport to Ko Samui start at $173. Prices are below average for this route right now, with typical round-trip fares ranging from $185 to $312. The lowest price found in the past 5 days was $173 on Bangkok Airways.

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

Tuesday is the cheapest day of the week to fly from Bangkok Suvarnabhumi Airport to Ko Samui, it is 3% cheaper than the average day. Saturday is the most expensive day with flight prices 1% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • November is the cheapest month to fly from Bangkok Suvarnabhumi Airport to Ko Samui at $187 round-trip.
  • August ($288) and December ($281) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 54% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Bangkok Suvarnabhumi Airport to Ko Samui are cheapest 26 weeks before departure. Booking in this window typically costs about 41% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Bangkok to Ko Samui

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Duncan Madden

Duncan Madden

Expert on BKK and USM

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Key details for Bangkok Suvarnabhumi Airport to Ko Samui flights

Low season

October

Cheapest flight

$96
Best time to beat the crowds with an average 21% drop in price.
Most popular time to fly with an average 10% increase in price.
Flight from Bangkok Suvarnabhumi Airport to Ko Samui

When to book flights from Bangkok to Ko Samui

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

Your Bangkok Suvarnabhumi Airport to Ko Samui flight questions, answered

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

  • What is the most suitable ground transportation option from USM?

    You can travel from USM to any of your destinations in Koh Samui via multiple transportation ways. However, if you want the freedom to explore the city at any time of the day without restrictions or depending on public transportation options, you should opt for car rental services. Thrifty, Budget, Avis, National and SIXT are some car rental agencies you will find onsite at the airport near the baggage claim area. You can also have access to shuttle services to take you to their rental locations outside the airport.

  • Are there any onsite hotels at USM?

    There are exceptional hotels located near USM airport where passengers arriving late at the airport can seek accommodation. Nora Buri Resort and Spa, located at 0.8 miles away from the airport, offers top-rated services, including shuttle transfers, saunas and a pool. Alternatively, depending on your budget and preferences, you can choose to stay at Secret Garden or Lana Samui.

  • Where can I spend the night at DMK?

    There are many places to sleep at DMK, even if the terminals might grow packed. The main issues are noise and low weather, but passengers feel safe and are not disturbed by airport workers. The departures floor of Terminal 2 has a lot of room for comfortable seats and flooring, while the observation deck above it offers a darker area. Burger King's couches have also been noted as excellent sleeping spots.

  • Which family amenities can I have access to at BKK?

    If you are traveling through BKK with your young ones, you can utilize the kids' play area located at the airport’s Concourse B, D and C. These play area is designated to help your kids burn off some energy before boarding their flights to Koh Samui.

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

    Among airlines operating Bangkok Suvarnabhumi Airport to Ko Samui 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.

  • What airlines are available from Bangkok Suvarnabhumi Airport to Ko Samui?

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

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

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

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

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

    • Bangkok Airways: a cabin bag and a checked bag in Economy Class
    • Oman Air: a cabin bag and a checked bag in Economy Class
    • Thai Airways: a cabin bag and a checked bag in Economy Class

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

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

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

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How much can I save by taking a layover when flying from Bangkok Suvarnabhumi Airport to Ko Samui?

    On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $251 round-trip, compared to $294 via a layover through Krabi (KBV).

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

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $16–$100 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 Bangkok Suvarnabhumi Airport to Ko Samui?

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

  • Which airports do connecting flights from Bangkok Suvarnabhumi Airport to Ko Samui pass through?

    One-stop flights from Bangkok Suvarnabhumi Airport to Ko Samui most commonly connect through:

    • Phuket City (HKT) - 63% of one-stop connections
    • Hong Kong Intl (HKG) - 21% of one-stop connections
    • Krabi (KBV) - 11% of one-stop connections
    • Singapore Changi (SIN) - 5% of one-stop connections

    Phuket City (HKT) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 5% on the Bangkok Suvarnabhumi Airport to Ko Samui route. Tuesday is the cheapest departure day at $245 round-trip on average, while Saturday is the most expensive at $256, a difference of $11. 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 from Bangkok Suvarnabhumi Airport to Ko Samui?

    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 Bangkok Suvarnabhumi Airport to Ko Samui route, 18% of flights were delayed in the past 3 months, with delays averaging 1 hour 34 minutes.

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

    Morning is the busiest departure period on Bangkok Suvarnabhumi Airport to Ko Samui flights, with 51% of flights leaving in that window. Evening departures account for 20%, afternoon flights for 17%, and night flights for 12%.

  • What popular places can I visit in Ko Samui?

    Some of the most popular sights in Ko Samui are Lamai Beach, Chaweng Beach and Fishermans Village. These are among the most viewed places in Ko Samui on KAYAK.

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

    A nonstop flight from Bangkok Suvarnabhumi Airport to Ko Samui takes 1h 13m, covering 290 miles.

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

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

    • Earliest: departs at 5:30 am and lands at 6:43 am
    • Latest: departs at 8:05 pm and lands at 9:18 pm.

    The flight takes about 1h 13m.

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

    Last-minute fares on this route - booked within 2 weeks of departure - run 25% above the route average of $251. Book 26 weeks before departure for the lowest fares.

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

    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.

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

    One-way fares from Bangkok Suvarnabhumi Airport to Ko Samui are currently lower than usual. Average one-way flight prices are about $103, which is 34% below the typical average for this route.

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

    Bangkok Airways is the only airline operating Bangkok Suvarnabhumi Airport to Ko Samui flights. 82% of its flights are on time.

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

    Night 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.

  • How much time can I save by choosing a different layover airport from Bangkok Suvarnabhumi Airport to Ko Samui?

    Flying via Phuket City (HKT) gives the shortest average 1-stop total travel time at 5h 08m, compared with 5h 49m via Krabi (KBV) and 6h 54m via Singapore Changi (SIN).

  • What car rental options are available at Ko Samui Airport (USM)?

    Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates starting from around $14 for economy cars. Top options include:
    · Drive Car Rental
    · Alamo
    · Sixt
    · Enterprise Rent-A-Car
    · Hertz

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

    Round-trip flights from Bangkok Suvarnabhumi Airport to Ko Samui range from $185 to $312, with an average of $251 over the past 12 months. Anything below $185 counts as a good deal.

Your guide to booking Bangkok Suvarnabhumi Airport to Ko Samui flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Saturday. On this route, Tuesday flights average $245 - about $11 less than Saturday (4% 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 41% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Bangkok Suvarnabhumi Airport to Ko Samui trip for November. Fares historically average $187 round-trip in that month - typically $101 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ko Samui Airport.
    - Melia Koh Samui
    - Ozo Chaweng Samui - Sha Extra Plus
    - Amari Koh Samui
  • When flying from any of the Bangkok Airports to Koh Samui, ensure that you arrive at your departure airport at least 2 hours before your departure flight time. This way, you will have enough time to park your car, go through security screening and arrive at your boarding gate on time. Nonetheless, you will have ample time to explore the airport amenities, including restaurants and cafes.
  • Both the departure and arrival airports offer accessibility services to passengers with limited mobility. However, if you want access to these services, ensure that you contact your airline 48 hours prior to your travel time to arrange them. At the departure airport, Suvarnabhumi Airport (BKK) or Don Mueng Airport (DMK), you will have access to wheelchair-accessible amenities such as parking lots and ramps.
  • Upon arrival at Koh Samui International Airport (USM), you can take advantage of the various dining options available at Samui Park Avenue. These dining options include restaurants and cafes offering a wide range of drinks and meals.
  • Koh Samui Airport features excellent lounges offering peerless amenities that passengers flying through the airport can utilize to unwind and relax after a long flight. These lounges are located in the Domestic and International terminals.
  • There are multiple airlines offering flight services from Bangkok to Koh Samui. However, all these airlines offer different in-flight services and amenities. For instance, Bangkok Airways offers assorted meals, drinks, entertainment, disabled services and earplugs.

Prefer to fly direct from Bangkok to Ko Samui?

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

Direct departures

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 direct flights

Direct returns

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 direct flights

Everything you need to know for your flight from Bangkok to Ko Samui

Other airlines flying from Bangkok to Ko Samui