What is the cheapest airline that flies from Seattle/Tacoma Intl to Kathmandu Tribhuvan?

Qatar Airways and Singapore Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Kathmandu Tribhuvan

Which layover airport has the shortest travel time from Seattle to Kathmandu?

Flights connecting via Hong Kong (HKG) have the shortest average one-way travel time: 21h 07m.

Which layover airport offers the lowest fares from Seattle to Kathmandu?

Flights via Dubai (DXB) offer the lowest average round-trip price of $1,166.

What airlines fly to Kathmandu?

Qatar Airways, Singapore Airlines and Cathay Pacific are the top three most popular airlines that fly to Kathmandu from Seattle according to our data. Qatar Airways is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Kathmandu. Keep in mind that there are 5 different airlines that fly to Kathmandu on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Seattle to Kathmandu?

Singapore (SIN) has the shortest average layover time for this route: 3h 58m.

Which airport is the most popular layover for flights between Seattle and Kathmandu?

Doha (DOH) was the most common stop: 40% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport?

There are 5 operators available for flights from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport as of August 2026.

How old do you have to be to fly from Seattle/Tacoma Intl Airport 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 Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport.

What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?

The travel and health documents you'll need for your trip to Kathmandu Tribhuvan Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kathmandu Tribhuvan Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$532 Cheap Flights from Seattle to Kathmandu in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Kathmandu

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:40 am - 9:50 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

23h 25m1 stop Singapore Changi

10:55 pm - 7:05 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

69h 55m1 stop Singapore Changi

$970Singapore Airlines

Fri, Jan 22 - Sun, Jan 31

8:40 am - 9:50 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

23h 25m1 stop Singapore Changi

10:55 pm - 7:05 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

45h 55m1 stop Singapore Changi

$973Singapore Airlines

Wed, Jan 6 - Fri, Feb 5

4:25 pm - 8:50 amSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

27h 40m1 stop Doha Hamad Intl

6:45 pm - 12:45 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

30h 45m1 stop Doha Hamad Intl

$1,027Qatar Airways

Wed, Sep 9 - Thu, Sep 24

4:25 pm - 5:30 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

36h 20m1 stop Doha Hamad Intl

6:45 pm - 12:25 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

30h 25m1 stop Doha Hamad Intl

$1,030Qatar Airways

Thu, Sep 24 - Fri, Oct 9

4:25 pm - 2:15 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

33h 05m1 stop Doha Hamad Intl

6:00 pm - 7:56 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

38h 41m2 stops Doha Hamad Intl San Francisco

$1,046Multiple Airlines

Thu, Sep 24 - Fri, Oct 9

4:25 pm - 4:15 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

35h 05m1 stop Doha Hamad Intl

6:00 pm - 7:56 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

38h 41m2 stops Doha Hamad Intl San Francisco

$1,046Multiple Airlines

Sun, Sep 27 - Wed, Oct 21

7:05 pm - 11:20 amSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

26h 30m1 stop Istanbul

12:45 pm - 5:10 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

42h 10m1 stop Istanbul

$1,310Turkish Airlines

Mon, Jan 4 - Mon, Jan 18

7:05 pm - 11:20 amSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

26h 30m1 stop Istanbul

12:45 pm - 5:10 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

42h 10m1 stop Istanbul

$1,447Turkish Airlines

Mon, Nov 16 - Wed, Dec 30

11:45 am - 9:45 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

21h 15m1 stop Hong Kong Intl

11:00 pm - 10:05 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

23h 50m1 stop Hong Kong Intl

$1,983Cathay Pacific

Sat, Sep 26 - Sun, Oct 11

7:56 pm - 9:45 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

61h 04m2 stops Vancouver Intl Hong Kong Intl

10:55 pm - 9:10 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

24h 00m1 stop Hong Kong Intl

$1,999Cathay Pacific

Wed, Sep 23 - Sun, Nov 1

Cheap last minute flights

Enter your travel dates to find the best prices.

4:25 pm - 2:15 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

33h 05m1 stop Doha Hamad Intl

3:30 pm - 12:45 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

34h 00m1 stop Doha Hamad Intl

$1,106Qatar Airways

Sun, Aug 30 - Tue, Sep 15

4:25 pm - 4:45 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

35h 35m1 stop Doha Hamad Intl

3:30 pm - 11:12 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

44h 27m2 stops Doha Hamad Intl Boston Logan Intl

$1,194Qatar Airways

Sun, Aug 30 - Tue, Sep 15

4:25 pm - 8:50 amSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

27h 40m1 stop Doha Hamad Intl

3:30 pm - 12:45 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

34h 00m1 stop Doha Hamad Intl

$1,214Qatar Airways

Tue, Sep 1 - Wed, Sep 9

4:25 pm - 4:45 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

35h 35m1 stop Doha Hamad Intl

6:00 pm - 12:45 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

31h 30m1 stop Doha Hamad Intl

$1,214Qatar Airways

Mon, Aug 31 - Tue, Sep 8

4:25 pm - 2:15 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

33h 05m1 stop Doha Hamad Intl

3:30 pm - 8:44 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

41h 59m2 stops Doha Hamad Intl Washington, D.C. Dulles Intl

$1,247Qatar Airways

Mon, Aug 31 - Tue, Sep 8

9:25 pm - 12:05 amSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

37h 55m3 stops San Francisco Kolkata Netaji S. Chandra New Delhi Indira Gandhi Intl

9:10 pm - 3:58 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

31h 33m3 stops New Delhi Indira Gandhi Intl Kolkata Netaji S. Chandra San Francisco

$1,311Multiple Airlines

Mon, Aug 31 - Tue, Sep 8

8:30 pm - 12:05 amSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

38h 50m3 stops San Francisco Kolkata Netaji S. Chandra New Delhi Indira Gandhi Intl

9:10 pm - 11:22 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

26h 57m3 stops New Delhi Indira Gandhi Intl Kolkata Netaji S. Chandra San Francisco

$1,313Multiple Airlines

Sun, Aug 30 - Tue, Sep 15

4:25 pm - 4:45 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

35h 35m1 stop Doha Hamad Intl

6:00 pm - 12:45 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

31h 30m1 stop Doha Hamad Intl

$1,326Qatar Airways

Mon, Aug 31 - Mon, Sep 7

10:40 am - 4:45 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

41h 20m2 stops San Francisco Doha Hamad Intl

3:30 pm - 8:44 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

41h 59m2 stops Doha Hamad Intl Washington, D.C. Dulles Intl

$1,334Qatar Airways

Mon, Aug 31 - Tue, Sep 8

4:25 pm - 2:15 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

33h 05m1 stop Doha Hamad Intl

1:25 pm - 11:22 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

34h 42m3 stops New Delhi Indira Gandhi Intl Kolkata Netaji S. Chandra San Francisco

$1,338Multiple Airlines

Sun, Aug 30 - Tue, Sep 15

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Qatar Airways flights from Seattle to Kathmandu

Our best Qatar Airways deals on Seattle to Kathmandu flight tickets

Qatar Airways

Sep 9

SEA4:25 pmSeattle/Tacoma Intl

27h 40m

1 stop

KTM8:50 amKathmandu Tribhuvan

Sep 24

KTM6:45 pmKathmandu Tribhuvan

30h 45m

1 stop

SEA12:45 pmSeattle/Tacoma Intl

$1,027

Qatar Airways

Sep 24

SEA4:25 pmSeattle/Tacoma Intl

36h 20m

1 stop

KTM5:30 pmKathmandu Tribhuvan

Oct 9

KTM6:45 pmKathmandu Tribhuvan

30h 25m

1 stop

SEA12:25 pmSeattle/Tacoma Intl

$1,030

Qatar Airways

Sep 15

SEA4:25 pmSeattle/Tacoma Intl

27h 40m

1 stop

KTM8:50 amKathmandu Tribhuvan

Sep 23

KTM6:45 pmKathmandu Tribhuvan

30h 45m

1 stop

SEA12:45 pmSeattle/Tacoma Intl

$1,032

Singapore Airlines flights from Seattle to Kathmandu

Our best Singapore Airlines deals on Seattle to Kathmandu flight tickets

Singapore Airlines

Jan 22

SEA8:40 amSeattle/Tacoma Intl

23h 25m

1 stop

KTM9:50 pmKathmandu Tribhuvan

Jan 31

KTM10:55 pmKathmandu Tribhuvan

69h 55m

1 stop

SEA7:05 amSeattle/Tacoma Intl

$970

Singapore Airlines

Jan 6

SEA8:40 amSeattle/Tacoma Intl

23h 25m

1 stop

KTM9:50 pmKathmandu Tribhuvan

Feb 5

KTM10:55 pmKathmandu Tribhuvan

45h 55m

1 stop

SEA7:05 amSeattle/Tacoma Intl

$973

Singapore Airlines

Jan 16

SEA8:40 amSeattle/Tacoma Intl

23h 25m

1 stop

KTM9:50 pmKathmandu Tribhuvan

Jan 31

KTM10:55 pmKathmandu Tribhuvan

45h 55m

1 stop

SEA7:05 amSeattle/Tacoma Intl

$985

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Fri 1/22

8:40 am-9:50 pm

1 stop23h 25m

Kathmandu Tribhuvan

Sun 1/31

10:55 pm-7:05 am

1 stop69h 55m

$970

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Wed 1/6

8:40 am-9:50 pm

1 stop23h 25m

Kathmandu Tribhuvan

Fri 2/5

10:55 pm-7:05 am

1 stop45h 55m

$973

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Wed 9/9

4:25 pm-8:50 am

1 stop27h 40m

Kathmandu Tribhuvan

Thu 9/24

6:45 pm-12:45 pm

1 stop30h 45m

$1,027

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Thu 9/24

4:25 pm-5:30 pm

1 stop36h 20m

Kathmandu Tribhuvan

Fri 10/9

6:45 pm-12:25 pm

1 stop30h 25m

$1,030

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Thu 9/24

4:25 pm-2:15 pm

1 stop33h 05m

Kathmandu Tribhuvan

Fri 10/9

6:00 pm-7:56 pm

2 stops38h 41m

$1,046

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Sun 9/27

4:25 pm-4:15 pm

1 stop35h 05m

Kathmandu Tribhuvan

Wed 10/21

6:00 pm-7:56 pm

2 stops38h 41m

$1,046

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Mon 1/4

7:05 pm-11:20 am

1 stop26h 30m

Kathmandu Tribhuvan

Mon 1/18

12:45 pm-5:10 pm

1 stop42h 10m

$1,310

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Mon 11/16

7:05 pm-11:20 am

1 stop26h 30m

Kathmandu Tribhuvan

Wed 12/30

12:45 pm-5:10 pm

1 stop42h 10m

$1,447

Quickest round-trip

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Sat 9/26

11:45 am-9:45 pm

1 stop21h 15m

Kathmandu Tribhuvan

Sun 10/11

11:00 pm-10:05 am

1 stop23h 50m

$1,983

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Wed 9/23

7:56 pm-9:45 pm

2 stops61h 04m

Kathmandu Tribhuvan

Sun 11/1

10:55 pm-9:10 am

1 stop24h 00m

$1,999

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle 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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Seattle and Kathmandu?

Prices are currently low for flights on this route.

Typical prices usually range from $1,000 to $1,674.
The lowest price recently found on this route was $970.

What is the cheapest month to fly to Kathmandu?

The month of March is another great option to travel to Kathmandu, with average flight prices from Seattle averaging around $1,096.

How far in advance should I book a flight from Seattle to Kathmandu?

You are more likely to see cheaper flights to Kathmandu from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $1,262 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kathmandu from Seattle for as low as $989 on momondo.

How have Seattle to Kathmandu flight prices changed over time?

As of August 2026, prices for Seattle to Kathmandu flights are approximately 55% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Kathmandu

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Kathmandu according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Kathmandu (SEA to KTM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Kathmandu

Best Price Found	$532
Fastest flight time	23h 25m
Direct flights	None

The best one-way flight to Kathmandu from Seattle in the past 72 hours is $532. The best round-trip flight deal from Seattle to Kathmandu found on momondo in the last 72 hours is $970.

The fastest flight from Seattle to Kathmandu takes 23h 25m

There are no direct flights from Seattle to Kathmandu. There are no popular flight routes from Seattle to Kathmandu.

Search flight deals

Frequently asked questions about flying from Seattle to Kathmandu

How far is Seattle/Tacoma Intl to Kathmandu Tribhuvan by plane?
A flight from Seattle/Tacoma Intl to Kathmandu Tribhuvan will travel around 6950.3 mi. In terms of flight time, this usually takes a little over 23h 25m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport?
There are 5 operators available for flights from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport as of August 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport 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 Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport.
What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?
The travel and health documents you'll need for your trip to Kathmandu Tribhuvan Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kathmandu Tribhuvan Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Seattle to Kathmandu?
momondo data reveals that the most frequently booked airline on the route from Seattle to Kathmandu is Qatar Airways, representing 35% of all bookings. The subsequent popular airlines are Singapore Airlines at 33%, Cathay Pacific at 16%, and Turkish Airlines at 12%.

Best airlines flying from Seattle to Kathmandu

Compare and see reviews for airlines that fly from Seattle to Kathmandu with momondo

Airline	Rating	Free Cancellation	Price
Singapore Airlines	PriceFrom $812	Free Cancellation	Rating 8.2 1,588 reviews	Search Singapore Airlines flights
Cathay Pacific	PriceFrom $903	Free Cancellation	Rating 7.6 1,460 reviews	Search Cathay Pacific flights
Qatar Airways	PriceFrom $944	Free Cancellation	Rating 7.4 3,728 reviews	Search Qatar Airways flights
Turkish Airlines	PriceFrom $986	Free Cancellation	Rating 7.4 4,484 reviews	Search Turkish Airlines flights
Emirates	PriceFrom $1,212	Free Cancellation	Rating 8.1 3,656 reviews	Search Emirates flights

Nagarkot

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Kathmandu?

It is quick and easy to find Seattle to Kathmandu flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kathmandu that suits you.

Can I find flights from Seattle to Kathmandu with flexible booking policies on momondo?

momondo does allow users to show only those flights to Kathmandu from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Kathmandu?

momondo provides multiple filters to help you find the best flight to Kathmandu from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Kathmandu right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Kathmandu, momondo offers a useful price alert feature which will track prices for flights to Kathmandu from Seattle and alert you when they change.

An easier way to manage your Kathmandu trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Seattle to Kathmandu from $532

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle 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.

Find the cheapest flights from Seattle to Kathmandu

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Big names and deals

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Filter for what you want

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Qatar Airways flights from Seattle to Kathmandu

Our best Qatar Airways deals on Seattle to Kathmandu flight tickets

Singapore Airlines flights from Seattle to Kathmandu

Our best Singapore Airlines deals on Seattle to Kathmandu flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Kathmandu that are best for you.

See travel insights to Kathmandu from

How to get the cheapest flight ticket from Seattle to Kathmandu

What is the typical price of a round-trip flight between Seattle and Kathmandu?

What is the cheapest month to fly to Kathmandu?

How far in advance should I book a flight from Seattle to Kathmandu?

How have Seattle to Kathmandu flight prices changed over time?

What is the cheapest airline that flies from Seattle/Tacoma Intl to Kathmandu Tribhuvan?

What airlines fly to Kathmandu?

Which airport is the most popular layover for flights between Seattle and Kathmandu?

Which layover airport offers the lowest fares from Seattle to Kathmandu?

Which layover airport has the shortest travel time from Seattle to Kathmandu?

Which layover airport has the shortest connection time from Seattle to Kathmandu?

When to book flights from Seattle to Kathmandu

Cheap Seattle to Kathmandu (SEA to KTM) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Seattle to Kathmandu

Best airlines flying from Seattle to Kathmandu

Compare and see reviews for airlines that fly from Seattle to Kathmandu with momondo

Traveling to a place near Kathmandu?

Why use momondo?

An easier way to manage your Kathmandu trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Nepal

Fly your favorite airline to Kathmandu

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Kathmandu

List of cabin classes available on flights landing in Kathmandu. Availability may vary depending on flight origin and airline.

Fly to other destinations from Seattle

According to popular flight searches on momondo this year

Complete your trip to Kathmandu

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According to popular flight searches on momondo this year