Good to know - Cheap tickets Washington — Koh Samui
| Flight distance | 14623 km |
|---|---|
| Round-trip from | $903 |
Airfare Washington – Koh Samui by month
Here you can find out in what months how much a ticket Washington – Koh Samui costs to buy cheap plane tickets.
| Month | One-way | Round-trip |
|---|---|---|
| July 2026 | ||
| June 2026 | ||
| May 2026 | ||
| April 2026 | ||
| December 2025 |
Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.
Flights Washington — Koh Samui
The selection of cheap flights Washington — Koh Samui
The price of the flight Washington — Koh Samui (Thailand) — Washington from $903 (round-trip).
The average price of the flight Washington — Koh Samui (Thailand) — Washington $1,216 (round-trip).
- Departure city: Washington
- IATA code of the city of origin: WAS
- Departure airports: Washington Dulles International Airport, Bolling AFB, Buzzards Pt S, Pentagon Army, New Carrolton RR, Ronald Reagan National Airport
- Departure country: United States
- Destination city: Koh Samui
- IATA code of the destination city: USM
- Destination airports: Koh Samui Airport
- Destination country: Thailand
Low cost flights Washington — Koh Samui (WAS — USM)
The distance between Washington and Koh Samui 9086 miles (or 14623 kilometres).
The time difference between Washington and Koh Samui is 11 h.
Routes from nearby cities to Koh Samui
A flight from a neighbouring city can help you save money on plane tickets.
The closest airports to Washington with a flight to Koh Samui are in Baltimore.
Popular International routes from Washington
Popular routes from Koh Samui
If you are going to fly from Koh Samui, then study the popular flights. The most popular flights from Koh Samui:
Popular domestic routes from Washington
FAQ about Washington — Koh Samui
Can we fly from Washington to Koh Samui?
Yes, you can fly from Washington to Koh Samui. Washington has 6 airports (Washington Dulles International Airport, Bolling AFB, Buzzards Pt S, Pentagon Army, New Carrolton RR, Ronald Reagan National Airport) for flights.
How much do flights Washington — Koh Samui cost?
The price of flights Washington — Koh Samui starts from $903.
What airports are there in Washington and Koh Samui?
In Washington — Washington Dulles International Airport, Bolling AFB, Buzzards Pt S, Pentagon Army, New Carrolton RR, Ronald Reagan National Airport. In Koh Samui — Koh Samui Airport.
What month is the cheapest to fly from Washington to Koh Samui?
High season is considered to be and the cheapest month is . Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Washington — Koh Samui flight deals.