Cheap flights from Koh Samui to Beijing from $358 USM → PEK, PKX
Koh Samui Airport (USM) → Beijing Capital International Airport (PEK), Beijing Daxing International Airport (PKX)
The cheapest return found recently is $506 with Bangkok Airways, 3 Jun 2027 – 23 Jun 2027, found 2 days ago. The cheapest one-way found recently is $358 with Bangkok Airways, 21 Aug 2027, found 3 days ago.
- Cheapest one-way found recently
- $358, found 3 days ago
- Cheapest return found recently
- $506, 3 Jun 2027 to 23 Jun 2027
- Usual return price
- $543 to $554
- Cheapest month to fly
- June 2027, return fares from $506 found in the last 7 days
Return
The cheapest return fare on each of 5 departure dates is usually $543 to $554.
Cheapest return found recently
$506
3 Jun 2027 – 23 Jun 2027 · Bangkok Airways
Koh Samui Airport (USM) → Beijing Capital International Airport (PEK)
Leaves 3:50 p.m. · Return leaves 7:40 a.m. · 22 h 25 min of travel, both ways together
out 1 stop, back 2 stops
found 2 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$506 3 Jun 2027 – 23 Jun 2027found 2 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 44 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $406 to $625.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 5 departure dates from 29 Nov to 1 Jul 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 20-night return fares leaving within 3 days of 3 Jun 2027 to compare.
Every date we hold
28 fares on 5 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 29 Nov – 13 Dec | $551 | Bangkok Airways | Koh Samui Airport (USM) → Beijing Daxing International Airport (PKX) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 12 Dec – 19 Dec | $543 | Bangkok Airways | Koh Samui Airport (USM) → Beijing Daxing International Airport (PKX) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 14 Dec – 24 Dec | $554 | Bangkok Airways | Koh Samui Airport (USM) → Beijing Daxing International Airport (PKX) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 3 Jun 2027 – 23 Jun 2027 | $506 | Bangkok Airways | Koh Samui Airport (USM) → Beijing Capital International Airport (PEK) | out 1 stop, back 2 stops | found 2 days ago | See prices for these dates |
| 1 Jul 2027 – 4 Jul 2027 | $596 | Bangkok Airways | Koh Samui Airport (USM) → Beijing Daxing International Airport (PKX) | out 2 stops, back 2 stops | found 8 days ago | See prices for these dates |
Which month looks cheapest?
June 2027 is the cheapest month — from $506.
Airlines on the cheapest dates: Bangkok Airways.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$358
21 Aug 2027 · Bangkok Airways
Koh Samui Airport (USM) → Beijing Daxing International Airport (PKX)
Leaves 7:50 a.m. · 55 h 15 min trip
3 stops
found 3 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$358 21 Aug 2027found 3 days agoOpen this trip
$260 24 Jun 2027found 6 days agoOpen this trip
What have prices looked like?
Over 33 days, 30 Sept to 11 Nov, the cheapest one-way we saw each day was $229 to $361.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 21 Aug 2027 to compare.
Every date we hold
2 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 24 Jun 2027 | $260 | Bangkok Airways | Koh Samui Airport (USM) → Beijing Daxing International Airport (PKX) | 2 stops | found 6 days ago | Open this trip |
| 21 Aug 2027 | $358 | Bangkok Airways | Koh Samui Airport (USM) → Beijing Daxing International Airport (PKX) | 3 stops | found 3 days ago | Open this trip |
Which month looks cheapest?
June 2027 is the cheapest month — from $260.
Airlines on the cheapest dates: Bangkok Airways.
Premium cabin fares from Koh Samui to Beijing
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 3 Jun 2027 – 23 Jun 2027 in another cabin: Premium economy · Business · First
Today's prices for 21 Aug 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Koh Samui to Beijing?
Return
The cheapest fares were 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (44 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $406 | $406 | Cheapest seen | 8 |
| 7–13 days | $434 | $416 | +7% | 11 |
| 14–29 days | $491 | $472 | +21% | 20 |
| 30–59 days | $597 | $540 | +47% | 26 |
| 60–89 days | $583 | $465 | +44% | 25 |
| 90–179 days | $595 | $595 | +47% | 8 |
| 180+ days | $596 | $441 | +47% | 39 |
One-way
Not enough history yet: in 33 days of one-way prices, 30 Sept to 11 Nov, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Surat Thani → Beijing
94 km from Koh Samui
$396
$110 less than flying from Koh Samui
14 Dec – 24 Dec · URT → PEK · out 1 stop, back 2 stops
found 5 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 3 Jun 2027 – 23 Jun 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Koh Samui to Beijing?
The cheapest return found recently is $506 with Bangkok Airways, 3 Jun 2027 to 23 Jun 2027, found 2 days ago. The cheapest return fare on each of 5 departure dates is usually $543 to $554.
How much is a one-way flight from Koh Samui to Beijing?
The cheapest one-way found recently is $358 with Bangkok Airways, 21 Aug 2027, found 3 days ago. The cheapest one-way we hold, of any age, is $260 with Bangkok Airways, 24 Jun 2027, found 6 days ago.
What is the cheapest month to fly from Koh Samui to Beijing?
June 2027 is the cheapest month for a return, from $506, 3 Jun 2027 to 23 Jun 2027, found 2 days ago. It is the cheapest month for a one-way too, from $260, 24 Jun 2027, found 6 days ago.
How far ahead should I book a flight from Koh Samui to Beijing?
In 44 days of prices between 24 Sept and 11 Nov, return fares were cheapest 0 to 6 days before departure.
How long is the flight from Koh Samui to Beijing?
The cheapest one-way found recently, with Bangkok Airways on 21 Aug 2027, takes 55 h 15 min with 3 stops.
Which airlines have the cheapest flights from Koh Samui to Beijing?
Between 29 Nov and 1 Jul 2027, Bangkok Airways has the cheapest return on all 5 departure dates we hold.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work