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

Doha (DOH) was the most common stop: 55% of momondo users choosing 1-stop flights on this route connected there.

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

Hong Kong (HKG) has the shortest average layover time for this route: 4h 48m.

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 42% 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 offers the lowest fares from Seattle to Kathmandu?

Flights via Doha (DOH) offer the lowest average round-trip price of $1,129.

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

Singapore Airlines is the most popular carrier operating from Seattle/Tacoma Intl to Kathmandu Tribhuvan

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 October 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.

$614 Cheap Flights from Seattle to Kathmandu in 2026/27

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.

11:10 pm - 8:40 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

32h 45m2 stops New York John F Kennedy Intl New Delhi Indira Gandhi Intl

9:40 pm - 8:02 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

35h 07m2 stops New Delhi Indira Gandhi Intl San Francisco

$1,070Air India

Sun, Mar 14 - Wed, Jul 14

8:40 am - 9:55 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

23h 30m1 stop Singapore Changi

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

45h 55m1 stop Singapore Changi

$1,077Singapore Airlines

Sun, Feb 21 - Sun, Mar 7

1:35 pm - 9:05 amSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

30h 45m3 stops San Francisco Kolkata Netaji S. Chandra New Delhi Indira Gandhi Intl

7:35 am - 7:57 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

25h 07m2 stops New Delhi Indira Gandhi Intl San Francisco

$1,081Multiple Airlines

Sat, Apr 17 - Tue, May 25

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

$1,085Turkish Airlines

Sat, Jan 16 - Sun, Jan 31

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

$1,085Turkish Airlines

Sun, Jan 10 - Thu, Feb 11

8:40 am - 9:55 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

23h 30m1 stop Singapore Changi

10:55 pm - 8:05 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

45h 55m1 stop Singapore Changi

$1,085Singapore Airlines

Fri, Mar 5 - Mon, Mar 22

3:50 pm - 5:45 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

36h 10m1 stop Doha Hamad Intl

5:30 pm - 11:40 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

31h 55m1 stop Doha Hamad Intl

$1,198Qatar Airways

Wed, Jan 13 - Thu, Feb 11

3:50 pm - 5:45 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

36h 10m1 stop Doha Hamad Intl

5:30 pm - 11:40 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

31h 55m1 stop Doha Hamad Intl

$1,198Qatar Airways

Sun, Jan 10 - Fri, Feb 12

4:05 pm - 2:00 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

32h 10m1 stop Dubai Intl

7:40 pm - 1:35 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

31h 40m1 stop Dubai Intl

$1,883Emirates

Tue, Feb 23 - Wed, Mar 10

4:05 pm - 2:00 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

32h 10m1 stop Dubai Intl

12:30 am - 1:35 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

26h 50m1 stop Dubai Intl

$1,883Emirates

Tue, Feb 16 - Tue, Mar 9

Cheap last minute flights

Enter your travel dates to find the best prices.

4:50 pm - 4:15 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

34h 40m1 stop Doha Hamad Intl

5:30 pm - 12:15 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

32h 30m1 stop Doha Hamad Intl

$1,550Qatar Airways

Fri, Oct 30 - Sat, Nov 7

9:12 pm - 2:35 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

52h 38m2 stops Los Angeles Doha Hamad Intl

5:30 pm - 12:15 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

32h 30m1 stop Doha Hamad Intl

$1,595Multiple Airlines

Fri, Oct 30 - Sat, Nov 7

1:10 am - 8:35 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

30h 40m2 stops Taipei City Taiwan Taoyuan Intl Kuala Lumpur Intl

10:05 am - 7:07 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

34h 47m2 stops New Delhi Indira Gandhi Intl Vancouver Intl

$1,613Multiple Airlines

Thu, Oct 29 - Sat, Nov 7

4:50 pm - 4:15 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

34h 40m1 stop Doha Hamad Intl

5:30 pm - 12:15 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

32h 30m1 stop Doha Hamad Intl

$1,617Qatar Airways

Fri, Oct 30 - Sat, Nov 7

10:25 am - 9:30 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

21h 20m1 stop Hong Kong Intl

10:45 pm - 8:45 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

23h 45m1 stop Hong Kong Intl

$4,419Cathay Pacific

Tue, Nov 3 - Fri, Dec 4

10:03 am - 9:30 pmSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

45h 42m2 stops Vancouver Intl Hong Kong Intl

10:45 pm - 8:45 amKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

23h 45m1 stop Hong Kong Intl

$4,457Cathay Pacific

Tue, Nov 3 - Fri, Dec 4

4:05 pm - 8:20 amSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

26h 30m1 stop Dubai Intl

7:40 pm - 1:35 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

31h 40m1 stop Dubai Intl

$4,623Emirates

Tue, Nov 3 - Wed, Dec 2

4:05 pm - 6:35 amSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

24h 45m1 stop Dubai Intl

7:40 pm - 1:35 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

31h 40m1 stop Dubai Intl

$4,623Emirates

Tue, Nov 3 - Thu, Dec 3

8:05 pm - 11:20 amSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

25h 30m1 stop Istanbul

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

42h 10m1 stop Istanbul

$8,161Turkish Airlines

Mon, Nov 2 - Sun, Dec 6

8:05 pm - 11:20 amSEA Seattle/Tacoma Intl-KTM Kathmandu Tribhuvan

25h 30m1 stop Istanbul

12:45 pm - 10:43 pmKTM Kathmandu Tribhuvan-SEA Seattle/Tacoma Intl

47h 43m2 stops Istanbul Chicago O'Hare Intl

$9,166Turkish Airlines

Mon, Nov 2 - Sat, Dec 5

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Air India flights from Seattle to Kathmandu

Our best Air India deals on Seattle to Kathmandu flight tickets

Air India

Mar 14

SEA11:10 pmSeattle/Tacoma Intl

32h 45m

2 stops

KTM8:40 pmKathmandu Tribhuvan

Jul 14

KTM9:40 pmKathmandu Tribhuvan

35h 07m

2 stops

SEA8:02 pmSeattle/Tacoma Intl

$1,070

Air India

Apr 7

SEA10:41 pmSeattle/Tacoma Intl

33h 14m

2 stops

KTM8:40 pmKathmandu Tribhuvan

Apr 28

KTM2:55 pmKathmandu Tribhuvan

34h 35m

2 stops

SEA12:45 pmSeattle/Tacoma Intl

$1,177

Turkish Airlines flights from Seattle to Kathmandu

Our best Turkish Airlines deals on Seattle to Kathmandu flight tickets

Turkish Airlines

Jan 10

SEA7:05 pmSeattle/Tacoma Intl

26h 30m

1 stop

KTM11:20 amKathmandu Tribhuvan

Feb 11

KTM12:45 pmKathmandu Tribhuvan

42h 10m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

$1,085

Turkish Airlines

Jan 11

SEA7:05 pmSeattle/Tacoma Intl

26h 30m

1 stop

KTM11:20 amKathmandu Tribhuvan

Feb 11

KTM12:45 pmKathmandu Tribhuvan

42h 10m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

$1,087

Turkish Airlines

Dec 28

SEA7:05 pmSeattle/Tacoma Intl

26h 30m

1 stop

KTM11:20 amKathmandu Tribhuvan

Jan 26

KTM12:45 pmKathmandu Tribhuvan

42h 10m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

$1,096

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Sun 3/14

11:10 pm-8:40 pm

2 stops32h 45m

Kathmandu Tribhuvan

Wed 7/14

9:40 pm-8:02 pm

2 stops35h 07m

$1,070

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Sun 2/21

8:40 am-9:55 pm

1 stop23h 30m

Kathmandu Tribhuvan

Sun 3/7

10:55 pm-7:05 am

1 stop45h 55m

$1,077

Quickest round-trip

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Sat 4/17

1:35 pm-9:05 am

3 stops30h 45m

Kathmandu Tribhuvan

Tue 5/25

7:35 am-7:57 pm

2 stops25h 07m

$1,081

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Sat 1/16

7:05 pm-11:20 am

1 stop26h 30m

Kathmandu Tribhuvan

Sun 1/31

12:45 pm-5:10 pm

1 stop42h 10m

$1,085

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Sun 1/10

7:05 pm-11:20 am

1 stop26h 30m

Kathmandu Tribhuvan

Thu 2/11

12:45 pm-5:10 pm

1 stop42h 10m

$1,085

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Fri 3/5

8:40 am-9:55 pm

1 stop23h 30m

Kathmandu Tribhuvan

Mon 3/22

10:55 pm-8:05 am

1 stop45h 55m

$1,085

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Wed 1/13

3:50 pm-5:45 pm

1 stop36h 10m

Kathmandu Tribhuvan

Thu 2/11

5:30 pm-11:40 am

1 stop31h 55m

$1,198

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Sun 1/10

3:50 pm-5:45 pm

1 stop36h 10m

Kathmandu Tribhuvan

Fri 2/12

5:30 pm-11:40 am

1 stop31h 55m

$1,198

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Tue 2/23

4:05 pm-2:00 pm

1 stop32h 10m

Kathmandu Tribhuvan

Wed 3/10

7:40 pm-1:35 pm

1 stop31h 40m

$1,883

SeattleKathmandu

SEA Seattle/Tacoma Intl - KTM Kathmandu Tribhuvan

SEAKTM

Seattle/Tacoma Intl

Tue 2/16

4:05 pm-2:00 pm

1 stop32h 10m

Kathmandu Tribhuvan

Tue 3/9

12:30 am-1:35 pm

1 stop26h 50m

$1,883

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 $1,255 to $1,552.
The lowest price recently found on this route was $1,070.

What is the cheapest month to fly to Kathmandu?

The month of February is another great option to travel to Kathmandu, with average flight prices from Seattle averaging around $1,057.

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 $1,244 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 $1,060 on momondo.

How have Seattle to Kathmandu flight prices changed over time?

As of October 2026, prices for Seattle to Kathmandu flights are approximately 2% 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	$614
Fastest flight time	23h 15m
Direct flights	None

The best one-way flight to Kathmandu from Seattle in the past 72 hours is $614. The best round-trip flight deal from Seattle to Kathmandu found on momondo in the last 72 hours is $1,070.

The fastest flight from Seattle to Kathmandu takes 23h 15m

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 15m.
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 October 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 41% of all bookings. The subsequent popular airlines are Singapore Airlines at 32%, Cathay Pacific at 15%, and Turkish Airlines at 10%.

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 1,629 reviews	Search Singapore Airlines flights
Cathay Pacific	PriceFrom $903	Free Cancellation	Rating 7.6 1,531 reviews	Search Cathay Pacific flights
Qatar Airways	PriceFrom $966	Free Cancellation	Rating 7.3 3,713 reviews	Search Qatar Airways flights
Turkish Airlines	PriceFrom $979	Free Cancellation	Rating 7.4 4,461 reviews	Search Turkish Airlines flights
Emirates	PriceFrom $1,212	Free Cancellation	Rating 8.1 3,687 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sat 11/28

Sat 12/5

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Nepal

Airlines

Cabin classes

Other flights from Seattle

Complete your trip

Feeling lucky

Fly your favorite airline to Kathmandu

Cheap flights from Seattle to Kathmandu from $614

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 4/2. 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

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Air India flights from Seattle to Kathmandu

Our best Air India deals on Seattle to Kathmandu flight tickets

Turkish Airlines flights from Seattle to Kathmandu

Our best Turkish 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

Explore popular destinations other users love

According to popular flight searches on momondo this year