Hong Kong to Na Thon (Ko Samui Island) (HKG–USM) — Airlines, Schedules & Connections

HKG Airport Page →
1,273 mi airlines 28/wk
On-time Some delays Frequent delays
Flight Schedule 8 flights Verified 1d ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
AY6275
AY Finnair
319
5:05 PM
HKT TT1
7:35 PM
+07
3h 30m
M T W T F S S
Prices
CX6503
CX Cathay Pacific
319
5:05 PM
HKT TT1
7:35 PM
+07
3h 30m
M T W T F S S
Prices
PG806
PG Bangkok
319
5:05 PM
HKT TT1
7:35 PM
+07
3h 30m
M T W T F S S
Prices
HX3752
HX Hong Kong
319
5:05 PM
HKT TT1
7:35 PM
+07
3h 30m
M T W T F S S
Prices
PG805
PG Bangkok
319
11:40 AM
+07
3:55 PM
HKT
3h 15m
M T W T F S S
Prices
AY6276
AY Finnair
319
11:40 AM
+07 TT1
3:55 PM
HKT
3h 15m
M T W T F S S
Prices
CX6502
CX Cathay Pacific
319
11:40 AM
+07 TT1
3:55 PM
HKT
3h 15m
M T W T F S S
Prices
HX3751
HX Hong Kong
319
11:40 AM
+07 TT1
3:55 PM
HKT
3h 15m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
2-STOP Loading...
Hong Kong to Na Thon (Ko Samui Island)
4 carriers, 28 flights/week nonstop.
4 Airlines 28 Flights/wk 1,273 mi 3h 30m nonstop -1h behind 4 1-stop hubs

HKG–USM is served by 4 airlines with nonstop service. Finnair, Cathay Pacific and Hong Kong Airlines lead the route. The flight covers 1,273 miles in approximately 3h 30m. Beyond nonstop, 4 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop HKG–USM service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AY Finnair 7 319 3h30 Oneworld
CX Cathay Pacific 7 319 3h30 Oneworld
HX Hong Kong Airlines 7 319 3h30
PG Bangkok Airways 7 319 3h30
Aircraft on this route
319 Airbus A319 – AY, CX, HX, PG
Alliance coverage
Oneworld: AY + CX (14 flights/wk, 50%)
Unaffiliated: HX + PG (14 flights/wk, 50%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, HKG to USM direction.
Mon
4
flights
Tue
4
flights
Wed
4
flights
Thu
4
flights
Fri
4
flights
Sat
4
flights
Sun
4
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
4
Nonstop flights
28
Outbound / wk
28
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for HKG to USM.
1-STOP
One-Stop Connections
4
Hubs
~13h
Fastest
~19h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
224
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
-1h
Na Thon (Ko Samui Island) is 1 hour behind Hong Kong.
HKG: HKT · USM: +07

When it's 6:00 PM in Hong Kong, it's 5:00 PM in Na Thon (Ko Samui Island).
Distance & Flight Time
1,273 mi / 2,048 km
Nonstop flight time is approximately 3h 30m.
Visa & Entry

Hong Kong SAR passport holders enter Thailand visa-free for stays of up to 60 days. This can be extended by 30 days at a local immigration office for 1,900 THB. Passport must be valid for at least 6 months on arrival with at least 2 blank pages. You must complete the Thailand Digital Arrival Card (TDAC) online before entry.

Getting to HKG

Airport Express runs from Hong Kong Station (Central) to the airport in 24 minutes; from Kowloon, 21 minutes. Trains depart every 10 minutes from 5:54am to 1:15am (HK$115 from Central). Hong Kong Station and Kowloon Station offer in-town check-in up to one day before departure.Taxis from Kowloon run around HK$300–350 via the Tsing Ma Bridge; from Hong Kong Island, expect HK$400+. Ferries serve Macau and Pearl River Delta cities. Buses are available but slow. The airport is on Lantau Island, 34km from Central.

HKG–USM Quick Facts

Key statistics for the Hong Kong to Na Thon (Ko Samui Island) route.
Route details
Distance1,273 mi / 2,048 km
Flight time3h 30m
Time difference-1 hour
Airlines (nonstop)4
Weekly flights28 out / 28 return
1-stop connections4 hubs
Origin: HKG
IATA / ICAOHKG / VHHH
TimezoneAsia/Hong_Kong
Passengers/yr53.1M
Elevation28 ft / 9 m
Destination: USM
IATA / ICAOUSM / VTSM
TimezoneAsia/Bangkok
Passengers/yr2.8M
Elevation64 ft / 20 m

Frequently Asked Questions

Common questions about HKG to USM flights.
Nonstop flights from Hong Kong International Airport to Samui International Airport take approximately 3h 30m. The route covers 1,273 miles.
4 airlines operate nonstop service: Finnair, Cathay Pacific, Hong Kong Airlines and Bangkok Airways.
There are approximately 28 nonstop flights per week from HKG to USM. The return direction has about 28 weekly flights.
Yes, 1-stop connections are available through SIN, CNX, BKK and HKT. These options provide additional schedule flexibility.
Na Thon (Ko Samui Island) is 1 hour behind Hong Kong.
Yes, return flights from USM to HKG 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 HKG to USM

Hong Kong International Airport (HKG) and Samui International Airport (USM) are connected by nonstop service from Finnair, Cathay Pacific, Hong Kong Airlines and Bangkok Airways. With 28 weekly departures, this is a heavily served route.

HKG to USM Flight Duration and Schedule

Nonstop flight time from HKG to USM ranges from 3 hours 30 minutes. The route covers a distance of 1,273 miles (2,048 km). There are approximately 28 weekly flights outbound and 28 return, totaling 56 flights per week in both directions.

Connecting Options and Alternatives

4 one-stop connections are available, with the fastest taking approximately 13 hours via SIN. Two-stop connections are also available via intermediate hubs.