IAD to USM (Washington to Ko Samui) Flights

Last Minute Flights from IAD to USM

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
IADKoh SamuiJuly 28 to July 30$2,543
*Prices include taxes and fees

Cheapest IAD to USM Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
IADKoh SamuiNovember 17 to December 5$1,367
IADKoh SamuiSeptember 2 to September 9$1,367
IADKoh SamuiNovember 5 to November 26$1,432
IADKoh SamuiSeptember 9 to September 27$1,433
*Prices include taxes and fees
IAD to USM Flight Details
Origin airport
Washington Dulles Intl.
Origin airport IATA code
IAD
Destination airport
Ko Samui
Destination airport IATA code
USM