Qatar Airways Cheap Flights from Washington to Kathmandu

View €648 flight on Mon, 16 Feb 2026Opens in a new window

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Prices were available within the past 7 days and start at €648 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Washington (IAD) to Kathmandu (KTM)

September is typically the cheapest month to fly

From €779 - €1,638 per traveller.
Washington to Kathmandu route information
Origin airport
Washington Dulles Intl.
Destination airport
Tribhuvan Intl.
Distance
12319 km

Frequently asked questions

How much is a Qatar Airways flight from Washington Dulles Intl. Airport (IAD) to Tribhuvan Intl. Airport (KTM)?
Grab affordable round-trip Qatar Airways flights from IAD to KTM by sorting your results from "Price (lowest to highest)" on Expedia. Or look for options from €648 for a one-way journey.**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 KTM with Qatar Airways?
Look for round-trip or one-way flights to Kathmandu in July or August. You could find lower fares with Qatar Airways during these quieter months.
Does Qatar Airways fly nonstop from Washington Dulles Intl. Airport (IAD) to Tribhuvan Intl. Airport (KTM)?
Simply enter your dates, hit search and select "Nonstop" on Expedia to browse any direct flights from IAD to KTM with Qatar Airways or another carrier.
What airports does Qatar Airways fly into in Kathmandu?
Qatar Airways flights from Washington Dulles Intl. Airport (IAD) to Kathmandu touch down at Tribhuvan Intl. Airport (KTM). This is the main gateway here.
What kind of luggage can I take on a Qatar Airways flight from Washington Dulles Intl. Airport (IAD) to Tribhuvan Intl. Airport (KTM)?
For checked luggage, you can take 2 checked-in bags weighing up to 23 kgs (50 lbs) with dimensions not exceeding 300 centimetres. You can also bring 1 cabin bag on board when flying standard economy from IAD to KTM with Qatar Airways. This carry-on should weigh less than 15 kgs (33 lbs) and be no bigger than 48 centimetres x 36 centimetres x 23 centimetres. Exceeding these restrictions can mean additional fees, so read Qatar Airways's baggage allowance policies before packing.
Can I change or cancel my Qatar Airways flight from Washington Dulles Intl. Airport (IAD) to Tribhuvan Intl. Airport (KTM)?
Changes are generally free within 24 hours of making a booking, but your airline may add a charge after that time. For more details about modifying your flights, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to adjust your plans without extra charges, check the "No cancel fee" or "Changes included" filter when organising your trip.

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