Cheap flights from Koh Samui to Seoul from $245

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Booking opens on Aviasales, which shows baggage, fare rules and the live price.

Cheapest

$245

Bangkok Airways, flight PG 186Found 5 days ago, 1 adult

Check live price

8:35pmKoh SamuiTue, Jun 8

Travel time 6h 50m, 1 stopUSMICN

5:25amSeoulWed, Jun 9

$258

Bangkok Airways, flight PG 102Found 2 days ago, 1 adult

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7:00amKoh SamuiMon, Nov 16

Travel time 6h 45m, 1 stopUSMICN

3:45pmSeoulMon, Nov 16

$259

Bangkok Airways, flight PG 102Found yesterday, 1 adult

Check live price

7:00amKoh SamuiSat, Nov 7

Travel time 6h 35m, 1 stopUSMICN

3:35pmSeoulSat, Nov 7

$259

Bangkok Airways, flight PG 102Found 2 days ago, 1 adult

Check live price

7:50amKoh SamuiTue, Aug 3

Travel time 6h 50m, 1 stopUSMICN

4:40pmSeoulTue, Aug 3

$271

Bangkok Airways, flight PG 102Found yesterday, 1 adult

Check live price

7:00amKoh SamuiSun, Nov 8

Travel time 6h 35m, 1 stopUSMICN

3:35pmSeoulSun, Nov 8

Plan the rest of the trip

Mobile data in South KoreaTravel eSIM from $4, installed before you fly.
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Getting from the airportTransfers and car hire in Seoul, booked ahead at a fixed price.
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Things to do in SeoulPopular tours from $32 per person.
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Travel insuranceTravel insurance quotes for South Korea from EKTA; check what each policy covers.
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Flight delayed?Delayed or cancelled? See which passenger rights cover this route.
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Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu12345678910111213141516171819202122232425262728–29–30–31–

November 2026

MoTuWeThFrSaSu1–2–3–4–5–6–7$259 8$271 9–10–11–12–13–14–15–16$258 17–18–19–20–21–22–23–24–25–26–27–28–29–30–

December 2026

MoTuWeThFrSaSu1$321 2–3–4–5–6$314 7–8–9–10–11–12–13–14–15–16–17–18–19–20–21–22–23–24–25–26–2728293031

$259 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Nov 16, $258.

Lowest fares by month

In the fares found this week, June 2027 has the lowest: from $245 one-way, against $396 in April 2027. Pick a month to see its cheapest date.

Oct$364
Nov$258
Dec$314
Jan$335
Febno fares yet
Marno fares yet
Apr$396
Mayno fares yet
Jun$245
Julno fares yet
Aug$259
Sepno fares yet

Show as a table

Month	Cheapest one-way	Date	Stops
October	$364	Wed, Oct 28	1 stop
November	$258	Mon, Nov 16	1 stop
December	$314	Sun, Dec 6	2 stops
January 2027	$335	Wed, Jan 13	2 stops
February 2027	—
March 2027	—
April 2027	$396	Fri, Apr 2	1 stop
May 2027	—
June 2027	$245	Tue, Jun 8	1 stop
July 2027	—
August 2027	$259	Tue, Aug 3	1 stop
September 2027	—

Fares and weather by month

The lowest one-way fare found for each month, next to the weather in Seoul. Average daily high and low and monthly precipitation, 1991–2020 normals.

	Oct2026	Nov	Dec	Jan2027	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep
Lowest fare	$364	$258	$314	$335	–	–	$396	–	$245	–	$259	–
High °C	20°	12°	4°	2°	5°	11°	18°	24°	28°	29°	30°	26°
Low °C	11°	4°	-3°	-5°	-3°	2°	8°	14°	19°	22°	23°	18°
Precipitation mm	52	51	23	17	28	37	73	104	130	414	348	142

Source: Seoul on Wikipedia, CC BY-SA 4.0.

Questions travellers ask

What is the cheapest month to fly from Koh Samui to Seoul?

In the fares found this week, June 2027 has the lowest: from $245 one-way, against $396 in April 2027.

What is the weather in Seoul in June 2027?

In June 2027, the cheapest month to fly, the average daily high in Seoul is 28 °C and the low 19 °C.

Are there direct flights from Koh Samui to Seoul?

None of the fares found recently are nonstop. The cheapest options have at least one stop.

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