Cheap flights from Washington, D.C. to Kathmandu from $402
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Kathmandu departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Air India flights from Washington, D.C. to Kathmandu
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Etihad Airways flights from Washington, D.C. to Kathmandu
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How to get the cheapest flight ticket from Washington, D.C. to Kathmandu
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Washington, D.C. and Kathmandu?
What is the cheapest month to fly to Kathmandu?
The month of August is another great option to travel to Kathmandu, with average flight prices from Washington, D.C. averaging around $1,264.
What is the cheapest day to depart on your flight to Kathmandu?
According to our data, Sunday is the cheapest day to fly to Kathmandu from Washington, D.C.. The lowest ticket price found for a Sunday departure recently was $1,155. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Washington, D.C. to Kathmandu on a Thursday will generally be more expensive and average around $1,464. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Kathmandu?
In the morning is the cheapest time of day to fly from Washington, D.C. to Kathmandu when you can find flight prices for as low as $1,248. Flying to Kathmandu in the morning is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $1,696.
What is the cheapest Washington, D.C. to Kathmandu Tribhuvan flight route?
Fly from Washington, D.C. Dulles Intl to Kathmandu Tribhuvan for the best Washington, D.C. - Kathmandu Tribhuvan flight prices
How far in advance should I book a flight to Kathmandu?
You are more likely to see cheaper flights to Kathmandu from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $1,472 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kathmandu from Washington, D.C. for as low as $1,227 on momondo.
What cabin class options are available on Washington, D.C. to Kathmandu Tribhuvan flights?
There are 1 cabin classes available to choose from on Washington, D.C. to Kathmandu Tribhuvan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Washington, D.C. to Kathmandu flights?
You could potentially save up to 12% on your flight if you consider stops on a Washington, D.C. to Kathmandu flight.
How have Washington, D.C. to Kathmandu flight prices changed over time?
As of June 2025, prices for Washington, D.C. to Kathmandu flights are approximately 40% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Washington, D.C. to Kathmandu Tribhuvan?
Air India, IndiGo, and Turkish Airlines are the most popular carriers operating from Washington, D.C. to Kathmandu Tribhuvan
What airlines fly to Kathmandu?
Qatar Airways, Air India and Turkish Airlines are the top three most popular airlines that fly to Kathmandu from Washington, D.C. according to our data. Qatar Airways is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Kathmandu. Keep in mind that there are 10 different airlines that fly to Kathmandu on a routine basis, so you have a few additional options to choose from.
When to book flights from Washington, D.C. to Kathmandu
Cheap Washington, D.C. to Kathmandu (WAS to KTM) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Kathmandu
How far is Washington, D.C. to Kathmandu Tribhuvan by plane?
A flight from Washington, D.C. to Kathmandu Tribhuvan will travel around 7689.5 mi. A reasonable flight in good conditions will take 18h 15m.
When did momondo last update prices for flights from Washington, D.C. to Kathmandu Tribhuvan Airport?
Prices for flights from Washington, D.C. to Kathmandu Tribhuvan Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Kathmandu Tribhuvan Airport?
There are 10 operators available for flights from Washington, D.C. to Kathmandu Tribhuvan Airport as of June 2025.
How old do you have to be to fly from Washington, D.C. to Kathmandu Tribhuvan Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Kathmandu Tribhuvan Airport.
What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?
The required travel and health documents for your Kathmandu Tribhuvan Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kathmandu Tribhuvan Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Washington, D.C. to Kathmandu?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. to Kathmandu is Qatar Airways, representing 53% of all bookings. The subsequent popular airlines are Air India at 20%, IndiGo at 8%, and Turkish Airlines at 7%.
Best airlines flying from Washington, D.C. to Kathmandu
Compare and see reviews for airlines that fly from Washington, D.C. to Kathmandu with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $777 | Free Cancellation | Rating 7.4 1,222 reviews | |||
| PriceFrom $918 | Free Cancellation | Rating 5.5 2,921 reviews | |||
| PriceFrom $1,135 | Free Cancellation | Rating 7.8 1,365 reviews | |||
| PriceFrom $1,149 | Free Cancellation | Rating 7.4 3,596 reviews | |||
| PriceFrom $1,169 | Free Cancellation | Rating 6.8 478 reviews | |||
| PriceFrom $1,186 | Free Cancellation | Rating 7.3 3,884 reviews | |||
| PriceFrom $1,198 | Free Cancellation | Rating 8.1 3,285 reviews | |||
| PriceFrom $1,275 | Free Cancellation | Rating 8.1 1,319 reviews | |||
| PriceFrom $1,324 | Free Cancellation | Rating 7.5 1,654 reviews |
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Why should I use momondo to find a flight deal from Washington, D.C. to Kathmandu?
Finding the right flight to Kathmandu from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Kathmandu quick and easy, saving you time and money.
Can I find flights from Washington, D.C. to Kathmandu with flexible booking policies on momondo?
Yes. All flights to Kathmandu from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Washington, D.C. to Kathmandu?
momondo provides multiple filters to help you find the best flight to Kathmandu from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Washington, D.C. to Kathmandu right now. Can momondo alert me if prices change?
Price alerts on flights to Kathmandu from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.