Cheapest one-way flights from Kathmandu to Washington in April from $529

AirHint found the following cheapest one-way flights from Kathmandu (KTM) to Washington (IAD) in April 2026 (see full year).

One-Way flights

28 Apr Nepal Airlines
27 Apr IndiGo
16 Apr Nepal Airlines
15 Apr IndiGo
18 Apr Nepal Airlines
17 Apr IndiGo

Also check the deals for return flights from Kathmandu to Washington in April.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Washington

Cheap car rent in Washington

Feel free to contact us with any feedback or request another flight research.