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

USM Airport Page →
641 mi airlines 42/wk
On-time Some delays Frequent delays
Flight Schedule 11 flights Verified 29m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
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
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

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
Na Thon (Ko Samui Island) to Chiang Mai
1 carrier, 42 flights/week nonstop.
1 Airlines 42 Flights/wk 641 mi 1h 45m nonstop 7 1-stop hubs

USM–CNX 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 USM–CNX service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
PG Bangkok Airways Also: BR, CI, EY, TG, TK 7 319 1h50 BR, CI, EY, TG, TK
Aircraft on this route
319 Airbus A319 – BR, CI, EY, 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, USM to CNX direction.
Mon
6
flights
Tue
6
flights
Wed
6
flights
Thu
6
flights
Fri
6
flights
Sat
6
flights
Sun
6
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
6
Nonstop flights
42
Outbound / wk
35
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for USM to CNX.
1-STOP
One-Stop Connections
7
Hubs
~5h
Fastest
~21h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
107
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.

Other ways to reach Chiang Mai from Na Thon (Ko Samui Island)

Nearby airports with service to Chiang Mai International Airport.
Metric USM→CNX URT→CNX KBV→CNX
Distance from USM 69 mi 124 mi
Nonstop airlines 1 1 1
Weekly flights 42 14 14
Flight time 1h 45m 1h 50m 1h 55m
Airports within 200 miles of USM with service to Chiang Mai International Airport.

Travel Essentials

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

When it's 6:00 PM in Na Thon (Ko Samui Island), it's 6:00 PM in Chiang Mai.
Distance & Flight Time
641 mi / 1,032 km
Nonstop flight time is approximately 1h 45m to 1h 50m.

USM–CNX Quick Facts

Key statistics for the Na Thon (Ko Samui Island) to Chiang Mai route.
Route details
Distance641 mi / 1,032 km
Flight time1h 45m to 1h 50m
Time difference0 hours
Airlines (nonstop)1
Weekly flights42 out / 35 return
1-stop connections7 hubs
Origin: USM
IATA / ICAOUSM / VTSM
TimezoneAsia/Bangkok
Passengers/yr2.8M
Elevation64 ft / 20 m
Destination: CNX
IATA / ICAOCNX / VTCC
TimezoneAsia/Bangkok
Passengers/yr9.0M
Elevation1,036 ft / 316 m

Frequently Asked Questions

Common questions about USM to CNX flights.
Nonstop flights from Samui International Airport to Chiang Mai International Airport take approximately 1h 45m to 1h 50m. The route covers 641 miles.
1 airline operates nonstop service: Bangkok Airways. Plus 5 codeshare partners.
There are approximately 42 nonstop flights per week from USM to CNX. The return direction has about 35 weekly flights.
Yes, 1-stop connections are available through UTP, KBV, DMK, BKK, SIN, HKT and HKG. These options provide additional schedule flexibility.
Yes, return flights from CNX to USM are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include URT, KBV and HKT. See the Alternatives section for a full comparison.
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 USM to CNX

Samui International Airport (USM) and Chiang Mai International Airport (CNX) are connected by nonstop service from Bangkok Airways. With 42 weekly departures, this is a heavily served route.

USM to CNX Flight Duration and Schedule

Nonstop flight time from USM to CNX ranges from 1 hours 45 minutes to 1 hours 50 minutes. The route covers a distance of 641 miles (1,032 km). There are approximately 42 weekly flights outbound and 35 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. Nearby alternative airports include Surat Thani (URT), Krabi (KBV) and Phuket (HKT).