Cheap Qatar Airways flights from Washington to Samui Intl. Airport (IAD→USM)

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Qatar Airways flights from Washington to Samui Intl. Airport (IAD→USM)

Prices were available within the past 7 days and start at for one-way flights and ฿60,230 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿60,230 Return, found 6 days ago
฿60,230
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿60,230 found 6 days ago
Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿60,280 Return, found 6 days ago
฿60,280
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿60,280 found 6 days ago
Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿62,840 Return, found 6 days ago
฿62,840
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿62,840 found 6 days ago
Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿62,890 Return, found 6 days ago
฿62,890
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿62,890 found 6 days ago
Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿63,315 Return, found 6 days ago
฿63,315
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿63,315 found 6 days ago
Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿65,385 Return, found 6 days ago
฿65,385
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿65,385 found 6 days ago
Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿65,435 Return, found 6 days ago
฿65,435
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿65,435 found 6 days ago
Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿65,925 Return, found 6 days ago
฿65,925
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿65,925 found 6 days ago
Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿66,020 Return, found 6 days ago
฿66,020
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿66,020 found 6 days ago
Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿66,070 Return, found 6 days ago
฿66,070
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿66,070 found 6 days ago
Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿67,740 Return, found 6 days ago
฿67,740
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿67,740 found 6 days ago
Qatar Airways
Mon, 5 Jan - Thu, 5 Feb
IAD
Washington
USM
Koh Samui
฿67,755 Return, found 6 days ago
฿67,755
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 5 Jan from Washington to Koh Samui, returning Thu, 5 Feb, priced at ฿67,755 found 6 days ago

Alternative airports near Koh Samui

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Samui Intl. Airport USM. Cheapest and Closest option available. Average driving time to city centre is 31 minutes. Flights from ฿51,655
USM
Samui Intl. Airport
CheapestClosest
Average driving time to city centre31 min
Flights from ฿51,655

Frequently asked questions

How much is a Qatar Airways flight from Washington Dulles Intl. Airport (IAD) to Ko Samui Airport (USM)?
Finding cheap one-way Qatar Airways flights from IAD to USM on Expedia is a breeze — just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from ฿60,230 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from IAD to USM with Qatar Airways?
October is one of the most affordable months to fly to Koh Samui with Qatar Airways. You could also find great deals on one-way and return fares in September.
Does Qatar Airways fly nonstop from Washington Dulles Intl. Airport (IAD) to Ko Samui Airport (USM)?
To see if there's a direct route from IAD to USM with Qatar Airways or other carriers, use our "Nonstop" filter when browsing for flights.
What airports does Qatar Airways fly into in Koh Samui?
Ko Samui Airport (USM) is the primary Koh Samui gateway for Qatar Airways flights from Washington Dulles Intl. Airport (IAD).
What kind of luggage can I take on a Qatar Airways flight from Washington Dulles Intl. Airport (IAD) to Ko Samui Airport (USM)?
For checked luggage, passengers can take 2 checked-in bags weighing up to 23 kgs with dimensions not exceeding 300 centimetres. You can also bring 1 cabin bag on board when flying standard economy from IAD to USM with Qatar Airways. This carry-on has to weigh less than 15 kgs and be no bigger than 48 centimetres x 36 centimetres x 23 centimetres. Exceeding these limits can mean additional charges, so check Qatar Airways's baggage allowance guidelines before you begin packing.
Can I change or cancel my Qatar Airways flight from Washington Dulles Intl. Airport (IAD) to Ko Samui Airport (USM)?
Depending on the type of fare you purchased, a fee typically applies if you cancel or reschedule your booking more than 24 hours after it's confirmed. To secure flexible fares, select our "Changes included" and "No cancel fee" boxes when searching for flights. To learn more about modifying or cancelling your reservation, head to "Trips," select your flight and tick "Manage Booking."

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Samui Intl. Airport
Distance
14530 km
*Available to Expedia members.