Chiang Mai to Na Thon (Ko Samui Island) (CNX–USM) — Airlines, Schedules & Connections

CNX Airport Page →
641 mi airlines 35/wk
On-time Some delays Frequent delays
Flight Schedule 11 flights Verified 1d ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
PG242+6
PG Bangkok
319
11:30 AM
+07
1:15 PM
+07
1h 45m
M T W T F S S
Prices
CI9634cs
CI China
319
11:35 AM
+07
1:20 PM
+07
1h 45m
M T W T F S S
Prices
TG5594cs
TG Thai
319
11:35 AM
+07
1:20 PM
+07
1h 45m
M T W T F S S
Prices
TK7642cs
TK Turkish
319
11:35 AM
+07
1:20 PM
+07
1h 45m
M T W T F S S
Prices
BR3872cs
BR EVA
319
11:35 AM
+07
1:20 PM
+07
1h 45m
M T W T F S S
Prices
PG241+6
PG Bangkok
319
8:50 AM
+07
10:40 AM
+07
1h 50m
M T W T F S S
Prices
TG5593cs
TG Thai
319
8:55 AM
+07
10:40 AM
+07
1h 45m
M T W T F S S
Prices
TK7641cs
TK Turkish
319
8:55 AM
+07
10:40 AM
+07
1h 45m
M T W T F S S
Prices
EY7642cs
EY Etihad
319
8:55 AM
+07
10:40 AM
+07
1h 45m
M T W T F S S
Prices
CI9632cs
CI China
319
8:55 AM
+07
10:40 AM
+07
1h 45m
M T W T F S S
Prices
BR3871cs
BR EVA
319
8:55 AM
+07
10:40 AM
+07
1h 45m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Chiang Mai to Na Thon (Ko Samui Island)
1 carrier, 35 flights/week nonstop.
1 Airlines 35 Flights/wk 641 mi 1h 45m nonstop 7 1-stop hubs

CNX–USM is served by 1 airline with nonstop service. Bangkok Airways leads the route. The flight covers 641 miles in approximately 1h 45m. Beyond nonstop, 7 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop CNX–USM service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
PG Bangkok Airways Also: BR, CI, TG, TK 7 319 1h45 BR, CI, TG, TK
Aircraft on this route
319 Airbus A319 – BR, CI, PG, TG, TK
Alliance coverage
Unaffiliated: PG (7 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, CNX to USM direction.
Mon
5
flights
Tue
5
flights
Wed
5
flights
Thu
5
flights
Fri
5
flights
Sat
5
flights
Sun
5
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
5
Nonstop flights
35
Outbound / wk
42
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for CNX to USM.
1-STOP
One-Stop Connections
7
Hubs
~5h
Fastest
~24h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
102
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.

Travel Essentials

Practical planning for this route.
Time Difference
0h
Na Thon (Ko Samui Island) is 0 hours the same as Chiang Mai.
CNX: +07 · USM: +07

When it's 6:00 PM in Chiang Mai, it's 6:00 PM in Na Thon (Ko Samui Island).
Distance & Flight Time
641 mi / 1,032 km
Nonstop flight time is approximately 1h 45m.

CNX–USM Quick Facts

Key statistics for the Chiang Mai to Na Thon (Ko Samui Island) route.
Route details
Distance641 mi / 1,032 km
Flight time1h 45m
Time difference0 hours
Airlines (nonstop)1
Weekly flights35 out / 42 return
1-stop connections7 hubs
Origin: CNX
IATA / ICAOCNX / VTCC
TimezoneAsia/Bangkok
Passengers/yr9.0M
Elevation1,036 ft / 316 m
Destination: USM
IATA / ICAOUSM / VTSM
TimezoneAsia/Bangkok
Passengers/yr2.8M
Elevation64 ft / 20 m

Frequently Asked Questions

Common questions about CNX to USM flights.
Nonstop flights from Chiang Mai International Airport to Samui International Airport take approximately 1h 45m. The route covers 641 miles.
1 airline operates nonstop service: Bangkok Airways. Plus 4 codeshare partners.
There are approximately 35 nonstop flights per week from CNX to USM. The return direction has about 42 weekly flights.
Yes, 1-stop connections are available through UTP, KBV, HKG, DMK, BKK, HKT and SIN. These options provide additional schedule flexibility.
Yes, return flights from USM to CNX 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.

Flights from CNX to USM

Chiang Mai International Airport (CNX) and Samui International Airport (USM) are connected by nonstop service from Bangkok Airways. With 35 weekly departures, this is a heavily served route.

CNX to USM Flight Duration and Schedule

Nonstop flight time from CNX to USM ranges from 1 hours 45 minutes. The route covers a distance of 641 miles (1,032 km). There are approximately 35 weekly flights outbound and 42 return, totaling 77 flights per week in both directions.

Connecting Options and Alternatives

7 one-stop connections are available, with the fastest taking approximately 5 hours via UTP. Two-stop connections are also available via intermediate hubs.