USM - BKK

$139 Find Cheap Flights from Ko Samui to Bangkok - Compare and Save

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Everything you should know

Cheapest round-trip
$157
Typical prices: $197-$314
Bangkok Airways
Wed 10/31Thu 11/29
USM - BKK • Non-stop
Cheapest one-way
$139
Typical prices: $139-$183
Multiple Airlines
Sun 11/4
USM - BKK • 1 stop
Nonstop flights
You can fly direct with Bangkok Airways. Average duration is 1h 19m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 86% 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 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
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We hope you love your trip to Bangkok Suvarnabhumi Airport!
Flight Deals
Booking Insights
Expert advice
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

Sat, Oct 31 - Sun, Nov 29
Bangkok Airways Logo
7:00 am - 8:15 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
Bangkok Airways Logo
7:30 am - 8:40 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 10mnonstop
$157Bangkok Airways
Tue, Nov 17 - Fri, Nov 27
Bangkok Airways Logo
8:20 pm - 9:35 pmUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
Bangkok Airways Logo
6:00 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 10mnonstop
$158Bangkok Airways
Tue, Jan 19 - Sun, Jan 24
Bangkok Airways Logo
7:00 am - 8:15 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
Bangkok Airways Logo
6:00 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 10mnonstop
$159Bangkok Airways
Tue, Feb 9 - Thu, Feb 18
Bangkok Airways Logo
7:00 am - 8:15 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
Bangkok Airways Logo
6:00 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 10mnonstop
$168Bangkok Airways
Sun, Sep 20 - Tue, Sep 29
Bangkok Airways Logo
6:00 am - 7:15 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
Bangkok Airways Logo
6:05 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 05mnonstop
$182Bangkok Airways
Tue, Sep 22 - Tue, Sep 29
Bangkok Airways Logo
6:00 am - 7:15 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
Bangkok Airways Logo
6:05 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 05mnonstop
$183Bangkok Airways
Mon, Sep 21 - Tue, Sep 22
Bangkok Airways Logo
6:00 am - 7:15 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
Bangkok Airways Logo
7:10 am - 8:15 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 05mnonstop
$183Bangkok Airways
Wed, Sep 16 - Wed, Sep 23
Bangkok Airways Logo
8:45 am - 10:00 amUSM  Ko Samui-BKK Bangkok Suvarnabhumi
1h 15mnonstop
Bangkok Airways Logo
6:05 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 05mnonstop
$186Bangkok Airways
Wed, Sep 16 - Wed, Sep 23
Multiple Airlines Logo
5:00 pm - 10:05 pmUSM  Ko Samui-BKK Bangkok Suvarnabhumi
5h 05m1 stop Krabi
Multiple Airlines Logo
6:05 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 05mnonstop
$198Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
Multiple Airlines Logo
5:00 pm - 10:05 pmUSM  Ko Samui-BKK Bangkok Suvarnabhumi
5h 05m1 stop Krabi
Multiple Airlines Logo
6:05 am - 7:10 amBKK  Bangkok Suvarnabhumi-USM Ko Samui
1h 05mnonstop
$213Multiple 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 $157. Prices are below average for this route right now, with typical round-trip fares ranging from $197 to $314. The lowest price found in the past 5 days was $157 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, it 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 $207 round-trip.
  • February ($351) and January ($330) 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.

Expert advice

Expert advice for your flight from Ko Samui to Bangkok

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

Robert Schrader

Expert on EVA Air and Thai Airways

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Chris Dong

Chris Dong

Expert on Bangkok Airways

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programs—all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

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 Ko Samui to Bangkok Suvarnabhumi Airport flights

Low season

August

Cheapest flight

$139
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.
Flight 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.

  • What are the public transport options to Samui International Airport?

    Public transport options to Samui International Airport from Koh Samui include taxis and shared minibusses or "songthaews". Taxis are readily available and can be found at designated taxi stands or hailed on the road. Shared minibusses, known as "songthaews," operate on fixed routes and can be a more affordable option. They usually pick up passengers along the main road and can be flagged down.

  • What are the public transport options from Suvarnabhumi International Airport to Bangkok?

    Public transport options include the Airport Rail Link and public buses. The Airport Rail Link connects to the city center, with two routes available: the City Line (Suvarnabhumi to Phaya Thai) and the Express Line (Suvarnabhumi to Makkasan). Trains depart every 10 to 15 minutes and take about 30 minutes to get downtown. Several buses operate from the airport to the Bangkok area, and these include bus routes 549 to 559. The buses are available 24/7, departing every hour. You can also get buses to other provinces, and routes 389, 390, and 825 provide services to Pattaya, Talad Rong Kluea, and NongKhai, respectively. Train and bus fare are both affordable, but trains are faster. Taxis are also available.

  • Which Bangkok Airport should I fly into?

    Two airports, BKK and Don Mueang International Airport (DMK), serve Bangkok. Consider flying into BKK because of its superior infrastructure, extensive flight connectivity, and modern facilities. With spacious terminals, efficient check-in processes, a wide range of dining and shopping options, and many transportation connections to the city, Suvarnabhumi Airport offers a seamless travel experience.

  • Do I need a visa to fly from Koh Samui to Bangkok?

    As a US citizen, you do not need a visa to enter Thailand for stays of fewer than 30 days. However, ensuring your passport is valid for at least six months beyond your arrival date is important. Thai immigration officials may request to see your return ticket.

  • 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:

    • Thai Airways: offers free seat selection

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

  • What airlines are available 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 cabin bag and a checked bag in Economy Class
    • Vietnam Airlines: 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 Ko Samui to Bangkok Suvarnabhumi Airport?

    Only Economy Class is available on flights from Ko Samui to Bangkok Suvarnabhumi Airport.

  • 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 $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 Ko Samui to Bangkok Suvarnabhumi Airport?

    The Airbus A319 family is used most often on this route, operated mainly by Bangkok Airways and EVA Air. 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 $224 round-trip on average, while Wednesday is the most expensive at $316, a difference of $92. 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 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, 14% of flights were delayed in the past 3 months, with delays averaging 1 hour 37 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 33% of flights leaving in that window. Morning departures account for 30%, night flights for 25%, and afternoon flights for 12%.

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

    Some of the most popular sights in Bangkok Suvarnabhumi Airport are Pratunam, Terminal 21 and Sukhumvit Road. These are among the most viewed places in Bangkok Suvarnabhumi Airport on KAYAK.

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

    A nonstop flight from Ko Samui to Bangkok Suvarnabhumi Airport takes 1h 19m, covering 290 miles.

  • 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 7:19 am
    • Latest: departs at 9:30 pm and lands at 10:49 pm.

    The flight takes about 1h 19m.

  • 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 $260. Book 26 weeks before departure for the lowest fares.

  • 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 $157 to $567. That means the highest observed fare was about 4x 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 $141, which is 19% 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. 86% 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 $13 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 $197 to $314, with an average of $260 over the past 12 months. Anything below $197 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 can be flexible, aim for a Tuesday departure instead of Wednesday. On this route, Tuesday flights average $224 - about $92 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 $207 round-trip in that month - typically $144 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
    - Suvarnabhumi Ville Airport Hotel
    - Siam Mandarina Bangkok Suvarnabhumi Airport Hotel (Free Shuttle)
  • Suvarnabhumi International Airport (BKK) serves as the hub for Bangkok Airways. Consider flying with Bangkok Airways from Koh Samui International Airport (USM) to Bangkok to get easy connections to other cities in Thailand, including Chiang Mai, Hat Yai, and Phuket.
  • Bangkok Airways allows one carry-on bag for free on flights from Koh Samui to Bangkok. The maximum dimensions for the carry-on bag are typically 56 cm x 36 cm x 23 cm (22 in x 14 in x 9 in), and the weight limit for the carry-on bag is usually up to 7 kg (15 lbs).
  • Bangkok Airways provides unaccompanied minors traveling services for kids traveling alone. Kids need to be at least 6 to use this service. During check-in, the adult checking in the child must provide their information and that of the person to pick up the unaccompanied minor and a completed Unaccompanied Minor (UMNR) form.
  • Bangkok Airways has two lounges at Samui International Airport. There's one in each terminal. The domestic terminal Blue Ribbon Lounge is located next to Gate 2 while the international terminal's lounge is next to Gate 6. You can purchase a pass or get a membership to access these lounges.
  • USM is an accessible airport. They offer various services to cater to people with special needs. These services include wheelchair assistance, accessible restrooms, designated parking spaces, ramps, elevators, and trained staff to provide assistance.

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 direct 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 direct flights

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

Other airlines flying to Ko Samui