How long is the flight from Kathmandu to Seattle?

For as low as $1,501, Turkish Airlines can have you in Seattle from Kathmandu in 32h. There are 6962 mi between Kathmandu and Seattle. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Kathmandu to Seattle round-trip?

Singapore Airlines, at $1,103, was found to be the cheapest airline from Kathmandu to Seattle.Alternate airlines to your destination round-trip include Turkish Airlines and Emirates. Users have found that Singapore Airlines is 33% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What are the most popular airlines that fly from Kathmandu to Seattle?

Before booking your flight from Kathmandu to Seattle check out the most popular airlines for this route: Singapore Airlines, Emirates or Turkish Airlines.

Most accurate provider : When it comes to deals on Kathmandu-Seattle flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Kathmandu-Seattle flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Kathmandu-Seattle flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Kathmandu-Seattle flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kathmandu-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Kathmandu to Seattle that include hotel bookings?

Yes. In addition to deals on Kathmandu to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Kathmandu to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Seattle.

Can I find deals for business class flights from Kathmandu to Seattle?

Yes. Cheapflights offers flight deals from Kathmandu to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$612+ Cheap Flights from Kathmandu to Seattle

Q: How much does it cost to fly round-trip from Kathmandu to Seattle?

Airfare is below average for this route at the moment. Kathmandu to Seattle flights typically cost between $2,090 and $2,092 in March. The cheapest round-trip price found within the last 3 days was $1,431 on Turkish Airlines (Mar 18-Mar 22).

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Kathmandu to Seattle

Best flights from Kathmandu to Seattle
Discover carefully curated flight deals from Kathmandu to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2025.

Wed 3/1812:35 pmKTM - SEA

1 stop42h 15mTurkish Airlines

Sun 3/228:00 pmSEA - KTM

1 stop26h 25mTurkish Airlines

Deal found 11/5

$1,431

Wed 3/185:10 pmKTM - SEA

2 stops32h 00mKLM

Sun 3/224:00 pmSEA - KTM

2 stops29h 05mKLM

Deal found 11/5

$1,501

Wed 3/185:40 pmKTM - SEA

1 stop31h 45mQatar Airways

Sun 3/2210:50 pmSEA - KTM

2 stops52h 50mQatar Airways

Deal found 11/5

$1,596

Tue 3/1712:30 amKTM - SEA

1 stop25h 50mEmirates

Sun 3/225:05 pmSEA - KTM

1 stop36h 50mEmirates

Deal found 11/5

$1,630

One-way flights from Kathmandu to Seattle
Search for one-way flight options from Kathmandu to Seattle. Find affordable one-way fares based on user searches. Data last updated November 6, 2025.

Sat 11/2211:20 amKTM - SEA

3 stops59h 02mMultiple Airlines

Deal found 11/5

$612

Wed 12/173:00 pmKTM - SEA

3 stops43h 26mMultiple Airlines

Deal found 11/4

$619

Sun 11/235:10 pmKTM - SEA

3 stops52h 35mMultiple Airlines

Deal found 11/5

$649

Fri 11/2112:20 pmKTM - SEA

3 stops42h 02mMultiple Airlines

Deal found 11/5

$676

Tue 11/117:05 pmKTM - SEA

1 stop30h 20mQatar Airways

Deal found 11/5

$764

Fri 11/2111:00 amKTM - SEA

1 stop38h 25mQatar Airways

Deal found 11/5

$767

Wed 12/1712:35 pmKTM - SEA

1 stop42h 15mTurkish Airlines

Deal found 11/4

$782

Cheap flight deals from Kathmandu to Seattle

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$1,169 (Travelocity)
One-way from	$612 (Kiwi.com)
Popular in	November
Cheapest in	September
Average price	$2,090

Provider with most accurate pricing for Kathmandu Tribhuvan-Seattle/Tacoma Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Seattle/Tacoma Intl flights.

Search Deals

From Kathmandu Tribhuvan to Seattle/Tacoma Intl

Search Deals

One-way flight from Kathmandu Tribhuvan to Seattle/Tacoma Intl

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($214 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($44 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Wed 3/18

12:35 pm-6:05 pm

1 stop42h 15m

Seattle/Tacoma Intl

Sun 3/22

8:00 pm-11:10 am

1 stop26h 25m

$1,431

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Wed 3/18

5:10 pm-12:25 pm

2 stops32h 00m

Seattle/Tacoma Intl

Sun 3/22

4:00 pm-9:50 am

2 stops29h 05m

$1,501

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Wed 3/18

5:40 pm-12:40 pm

1 stop31h 45m

Seattle/Tacoma Intl

Sun 3/22

10:50 pm-4:25 pm

2 stops52h 50m

$1,596

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Tue 3/17

12:30 am-1:35 pm

1 stop25h 50m

Seattle/Tacoma Intl

Sun 3/22

5:05 pm-6:40 pm

1 stop36h 50m

$1,630

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Sat 11/22

11:20 am-8:37 am

3 stops59h 02m

$612

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Wed 12/17

3:00 pm-8:41 pm

3 stops43h 26m

$619

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Sun 11/23

5:10 pm-8:00 am

3 stops52h 35m

$649

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Fri 11/21

12:20 pm-4:37 pm

3 stops42h 02m

$676

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Tue 11/11

7:05 pm-11:40 am

1 stop30h 20m

$764

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Fri 11/21

11:00 am-11:40 am

1 stop38h 25m

$767

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 13 results

Compare providers for flights from Kathmandu to Seattle

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kathmandu to Seattle in November.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
Expedia	Price Accuracy2 stars	Trust Score*3 stars
Trip.com	Price Accuracy2 stars	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Gurufare	Price Accuracy2 stars	Trust Score*3 stars
oojo	Price Accuracy3 stars	Trust Score*3 stars
SmartFares	Price Accuracy1 star	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Kathmandu-Seattle flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Kathmandu-Seattle flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Kathmandu-Seattle flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Kathmandu-Seattle flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kathmandu-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kathmandu to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Kathmandu with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Seattle

What is the cheapest time of day to fly from KTM to SEA?

A simple way to save on the total cost of your ticket is to fly from Kathmandu to Seattle in the morning. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from Kathmandu to Seattle?

Reviews of airlines servicing Seattle

Peruse reviews from past customers who have flown with Emirates, Singapore Airlines, and Turkish Airlines from Kathmandu to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Emirates

8.1

Very good

3,402 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

Emirates

8.1

Very good

3,402 reviews

Emirates

8.1

Very good

3,402 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

Singapore Airlines

8.1

Very good

1,393 reviews

Emirates

8.1

Very good

3,402 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

Turkish Airlines

7.3

Good

4,032 reviews

Emirates

8.1

Very good

3,402 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

Related info for your journey

How long is the flight from Kathmandu to Seattle?
For as low as $1,501, Turkish Airlines can have you in Seattle from Kathmandu in 32h. There are 6962 mi between Kathmandu and Seattle. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Kathmandu to Seattle round-trip?
Singapore Airlines, at $1,103, was found to be the cheapest airline from Kathmandu to Seattle.Alternate airlines to your destination round-trip include Turkish Airlines and Emirates. Users have found that Singapore Airlines is 33% cheaper than the other options available to this destination.
Can I find deals for flights from Kathmandu to Seattle that include hotel bookings?
Yes. In addition to deals on Kathmandu to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kathmandu to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Seattle.
Can I find deals for business class flights from Kathmandu to Seattle?
Yes. Cheapflights offers flight deals from Kathmandu to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Other flights to Seattle

Top 3 airlines flying from Kathmandu to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Singapore Airlines	Cheapest$1,103	Average$1,558	FlexibilityNo cancel fee	On-time81%
Turkish Airlines	Cheapest$1,313	Average$1,458	FlexibilityNo cancel fee	On-time77%
Emirates	Cheapest$1,717	Average$1,735	FlexibilityNo cancel fee	On-time75%

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$612+ Cheap flights from Kathmandu (KTM) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kathmandu to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Kathmandu to Seattle

Best flights from Kathmandu to SeattleDiscover carefully curated flight deals from Kathmandu to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2025.

Discover carefully curated flight deals from Kathmandu to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2025.

Cheap flight deals from Kathmandu to Seattle

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Compare providers for flights from Kathmandu to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kathmandu to Seattle in November.

Best time to book a flight from Kathmandu to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Kathmandu with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Seattle

What is the cheapest time of day to fly from KTM to SEA?

How much does it cost to fly round-trip from Kathmandu to Seattle?

Reviews of airlines servicing Seattle

Peruse reviews from past customers who have flown with Emirates, Singapore Airlines, and Turkish Airlines from Kathmandu to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Kathmandu to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Kathmandu to Seattle?

What are the cheapest airlines flying from Kathmandu to Seattle round-trip?

Can I find deals for flights from Kathmandu to Seattle that include hotel bookings?

How can I find direct flights from Kathmandu to Seattle?

Can I find deals for business class flights from Kathmandu to Seattle?

Traveling to a place near Seattle?

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Top 3 airlines flying from Kathmandu to Seattle

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Best flights from Kathmandu to Seattle
Discover carefully curated flight deals from Kathmandu to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2025.