Cheap flights from Warsaw to Koh Samui from $1,047 WMI → USM
Warsaw-Modlin Airport (WMI) → Koh Samui Airport (USM)
The cheapest return found recently is $1,047 with Ryanair, 7 Jan 2027 – 31 Jan 2027, found 2 days ago.
- Cheapest return found recently
- $1,047, 7 Jan 2027 to 31 Jan 2027
- Usual return price
- $1,139 to $1,452
- Cheapest month to fly
- January 2027, return fares from $1,047 found in the last 7 days
Return
The cheapest return fare on each of 3 departure dates is usually $1,139 to $1,452.
Cheapest return found recently
$1,047
7 Jan 2027 – 31 Jan 2027 · Ryanair
Warsaw-Modlin Airport (WMI) → Koh Samui Airport (USM)
Leaves 7:05 a.m. · Return leaves 6:20 p.m. · 66 h 15 min of travel, both ways together
out 3 stops, back 2 stops
found 2 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$1,047 7 Jan 2027 – 31 Jan 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 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $817 to $1,353.
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 3 departure dates from 18 Dec to 7 Jan 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 24-night return fares leaving within 3 days of 7 Jan 2027 to compare.
Every date we hold
3 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 18 Dec – 28 Dec | $1,672 | Ryanair | Warsaw-Modlin Airport (WMI) → Koh Samui Airport (USM) | out 3 stops, back 3 stops | found 5 days ago | See prices for these dates |
| 30 Dec – 29 Jan 2027 | $1,231 | Wizz Air | Warsaw-Modlin Airport (WMI) → Koh Samui Airport (USM) | out 3 stops, back 3 stops | found 2 days ago | See prices for these dates |
| 7 Jan 2027 – 31 Jan 2027 | $1,047 | Ryanair | Warsaw-Modlin Airport (WMI) → Koh Samui Airport (USM) | out 3 stops, back 2 stops | found 2 days ago | See prices for these dates |
Which month looks cheapest?
January 2027 is the cheapest month — from $1,047.
Premium cabin fares from Warsaw to Koh Samui
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 7 Jan 2027 – 31 Jan 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Warsaw to Koh Samui?
Return
The cheapest fares were 30 to 59 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (49 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 |
|---|---|---|---|---|
| 30–59 days | $909 | $850 | Cheapest seen | 27 |
| 60–89 days | $1,276 | $967 | +40% | 37 |
| 90–179 days | $1,025 | $929 | +13% | 22 |
| 180+ days | $1,242 | $1,186 | +37% | 16 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Warsaw → Surat Thani
94 km from Koh Samui
$1,102
$55 more than flying to Koh Samui
30 Apr 2027 – 15 May 2027 · WAW → URT · out 2 stops, back 2 stops
found 7 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 7 Jan 2027 – 31 Jan 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 Warsaw to Koh Samui?
The cheapest return found recently is $1,047 with Ryanair, 7 Jan 2027 to 31 Jan 2027, found 2 days ago. The cheapest return fare on each of 3 departure dates is usually $1,139 to $1,452.
What is the cheapest month to fly from Warsaw to Koh Samui?
January 2027 is the cheapest month for a return, from $1,047, 7 Jan 2027 to 31 Jan 2027, found 2 days ago.
How far ahead should I book a flight from Warsaw to Koh Samui?
In 49 days of prices between 24 Sept and 11 Nov, return fares were cheapest 30 to 59 days before departure.
Which airlines have the cheapest flights from Warsaw to Koh Samui?
Between 18 Dec and 7 Jan 2027, Ryanair has the cheapest return on 2 of the 3 departure dates we hold, and Wizz Air on 1.
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