Na Thon (Ko Samui Island) to Bangkok (USM–BKK) — Airlines, Schedules & Connections
Flight Schedule
296 flights
Verified 7h ago
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No flights match your filters.
No nonstop flights on this route. connecting options below.
✦ 1-Stop Connections
→
Separate tickets — book each leg independently. Collect and recheck bags at .
Hub OTP
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No data
Fastest
estimated
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Leg 1
Leg 2
✧ 2-Stop Connections
Separate tickets — book each leg independently. Collect and recheck bags at each hub.
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Na Thon (Ko Samui Island) to Bangkok
12 carriers, 976 flights/week nonstop.
12 Airlines
976 Flights/wk
289 mi
0h 50m nonstop
5 1-stop hubs
USM–BKK is served by 12 airlines with nonstop service. EVA Air, Bangkok Airways and China Airlines lead the route. The flight covers 289 miles in approximately 0h 50m. Beyond nonstop, 5 hubs offer 1-stop connections.
Carriers on this route
Airline Landscape
All carriers operating nonstop USM–BKK service, compared side by side.
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| BR EVA Air | 185 | 319, ATR | 1h15-1h35 | – | Star Alliance | – |
| PG Bangkok Airways | 180 | 319, ATR | 0h50-1h35 | – | – | – |
| CI China Airlines | 174 | 319, ATR | 1h15-1h35 | – | SkyTeam | – |
| HX Hong Kong Airlines | 105 | 319, ATR | 1h15-1h35 | – | – | – |
| EK Emirates | 84 | 319, ATR | 1h15-1h35 | – | – | – |
| EY Etihad Airways | 84 | 319, ATR | 1h15-1h35 | – | – | – |
| AY Finnair | 77 | 319, ATR | 1h15-1h35 | – | Oneworld | – |
| GF Gulf Air | 59 | 319, ATR | 1h15-1h35 | – | – | – |
| CX Cathay Pacific | 56 | 319 | 1h15 | – | Oneworld | – |
| BA British Airways | 35 | 319, ATR | 1h15-1h35 | – | Oneworld | – |
| AF Air France | 7 | 319 | 1h15 | – | SkyTeam | – |
| GA Garuda Indonesia | 7 | 319 | 1h15 | – | SkyTeam | – |
Aircraft on this route
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule
Weekly Schedule Pattern
Nonstop flight frequency by day of week, USM to BKK direction.
Mon
147
flights
Tue
152
flights
Wed
148
flights
Thu
152
flights
Fri
150
flights
Sat
154
flights
Sun
150
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
155
Nonstop flights
976
Outbound / wk
897
Return / wk
Connections
Connection Landscape
Beyond nonstop. 1-stop and 2-stop options for USM to BKK.
1-STOP
One-Stop Connections
5
Hubs
~12h
Fastest
~23h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
247
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Alternatives
Other ways to reach Bangkok from Na Thon (Ko Samui Island)
Nearby airports with service to Suvarnabhumi Airport.
| Metric | USM→BKK | URT→BKK | NST→BKK |
|---|---|---|---|
| Distance from USM | – | 69 mi | 70 mi |
| Nonstop airlines | 12 | 2 | 2 |
| Weekly flights | 976 | 28 | 21 |
| Flight time | 0h 50m | 1h 10m | 1h 8m |
Surat Thani (URT) to Bangkok flights · Nakhon Si Thammarat (NST) to Bangkok flights · Krabi (KBV) to Bangkok flights
Airports within 200 miles of USM with service to Suvarnabhumi Airport.
Know before you go
Travel Essentials
Practical planning for this route.
Time Difference
0h
Bangkok is 0 hours
the same as
Na Thon (Ko Samui Island).
USM: +07 · BKK: +07
When it's 6:00 PM in Na Thon (Ko Samui Island), it's 6:00 PM in Bangkok.
USM: +07 · BKK: +07
When it's 6:00 PM in Na Thon (Ko Samui Island), it's 6:00 PM in Bangkok.
Distance & Flight Time
289 mi / 466 km
Nonstop flight time is approximately 0h 50m to 1h 35m.
Getting from BKK
Airport Rail Link runs to Phaya Thai in 30 minutes (฿45). Runs 6am to midnight. Connect to BTS Skytrain at Phaya Thai for onward travel to Sukhumvit, Silom, or Siam.Taxis from the arrivals level are metered; add the ฿50 airport surcharge and expressway tolls to the meter reading. Total to central Bangkok typically ฿300–450. Grab is reliable and avoids negotiation. Limousine services (฿800–1,500) are available from the arrival hall. Buses are cheap but slow given Bangkok's traffic.
Bangkok Climate
Tropical monsoon climate. Hot season (March–May) reaches 38–40°C with high humidity. Wet season (May–October) brings daily heavy rains and occasional flooding. Thunderstorms cause flight delays regularly. Suvarnabhumi sits in a flood-prone area east of Bangkok. The 2011 floods came close to the airport perimeter.
Cool season (November–February) is the most comfortable for travel (25–32°C) with lower humidity and good flying weather. Haze from agricultural burning occasionally reduces visibility in March–April.
Facts
USM–BKK Quick Facts
Key statistics for the Na Thon (Ko Samui Island) to Bangkok route.
Route details
Distance289 mi / 466 km
Flight time0h 50m to 1h 35m
Time difference0 hours
Airlines (nonstop)12
Weekly flights976 out / 897 return
1-stop connections5 hubs
Origin: USM
Full nameSamui International Airport
IATA / ICAOUSM / VTSM
TimezoneAsia/Bangkok
Passengers/yr2.8M
Elevation64 ft / 20 m
Destination: BKK
Full nameSuvarnabhumi Airport
IATA / ICAOBKK / VTBS
TimezoneAsia/Bangkok
Passengers/yr62.2M
Elevation5 ft / 2 m
FAQ
Frequently Asked Questions
Common questions about USM to BKK flights.
Nonstop flights from Samui International Airport to Suvarnabhumi Airport take approximately 0h 50m to 1h 35m. The route covers 289 miles.
12 airlines operate nonstop service: Air France, Finnair, British Airways, EVA Air, China Airlines, Cathay Pacific, Emirates, Etihad Airways, Garuda Indonesia, Gulf Air, Hong Kong Airlines and Bangkok Airways.
There are approximately 976 nonstop flights per week from USM to BKK. The return direction has about 897 weekly flights.
Yes, return flights from BKK to USM are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.
Bangkok Airways, which has a near-monopoly on Koh Samui commercial service, operates its USM–BKK flights into Suvarnabhumi Airport (BKK). Some schedules also serve Don Mueang Airport (DMK); confirm your arrival airport when booking, as ground transport to central Bangkok differs significantly between the two.
Bangkok Airways owns and operates Koh Samui Airport (USM) as a private concession, which historically prevented other commercial carriers from operating scheduled services. This structure has kept fares significantly higher than comparable Thai domestic routes. Some travellers choose to fly Bangkok–Surat Thani (URT) then take the ferry to Koh Samui as a lower-cost alternative, adding 2–3 hours of travel time.
The Gulf of Thailand's northeast monsoon (October–January) produces Koh Samui's wet season with frequent heavy rain. USM's short runway and open-air terminal are weather-exposed, and strong crosswinds during monsoon can cause flight suspensions or diversions. October and November are the peak disruption months; other months are generally reliable.
Koh Samui to Bangkok
The USM–BKK route connects Koh Samui, Thailand's second-largest island and a major international resort destination, with Bangkok's Suvarnabhumi Airport. Four carriers operate over 300 weekly departures, though Bangkok Airways' private airport concession at USM has historically meant limited competition and elevated fares compared to other Thai domestic routes. The 520km flight takes roughly one hour.
Koh Samui Airport and Access Context
USM is a small boutique airport operated privately by Bangkok Airways, with an open-air terminal and limited gate infrastructure. Its one-runway layout constrains capacity during peak season (December–March). Travellers seeking lower fares to reach Koh Samui often compare the USM–BKK air fare against flying to Surat Thani (URT) or Nakhon Si Thammarat (NST) and connecting by bus and ferry, which typically adds 2.5–4 hours of total journey time.