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$620+ 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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SEA
nov. 3 — nov. 101
dom. 11/3
dom. 11/10
1 adult, Economy
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KTM - SEA
nov. 3 - nov. 10

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The best prices from Kathmandu Tribhuvan to Seattle/Tacoma Intl are usually found in June or October, booked 42 days in advance, depart on a Saturday or Tuesday and return on a Sunday

Cheap flight deals from Kathmandu to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated octubre 29, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

August

Cheapest in

June

Round-trip from

$1,539
(oojo)

One-way from

$620
(Kiwi.com)
Provider with most accurate pricing for Kathmandu Tribhuvan-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Seattle/Tacoma Intl flights.
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High demand for flights, 10% potential price rise
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Best time to find cheap flights, 21% potential price drop
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From Kathmandu Tribhuvan to Seattle/Tacoma Intl
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One-way flight from Kathmandu Tribhuvan to Seattle/Tacoma Intl
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Find flight deals from Kathmandu to Seattle

Cheapest flights from Kathmandu to Seattle
Explore the most affordable flight options available from Kathmandu to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 29, 2024.

This oojo deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1912:25 pmKTM - SEA
1 stop42h 25mTurkish Airlines
dom. 2/237:00 pmSEA - KTM
1 stop26h 15mTurkish Airlines
Deal found 10/28$1,539
This Ovago deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1912:35 pmKTM - SEA
2 stops36h 50mMultiple Airlines
dom. 2/234:05 pmSEA - KTM
1 stop28h 40mMultiple Airlines
Deal found 10/28$1,650
This Singapore Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/182:55 pmKTM - SEA
2 stops37h 40mSingapore Airlines
dom. 2/238:40 amSEA - KTM
1 stop45h 45mSingapore Airlines
Deal found 10/28$1,768
This China Southern deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Southern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/1712:00 pmKTM - SEA
2 stops26h 10mChina Southern
vie. 3/712:52 pmSEA - KTM
2 stops32h 23mChina Southern
Deal found 10/28$1,868
This Air France deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/194:40 pmKTM - SEA
2 stops32h 45mKLM
mar. 3/113:15 pmSEA - KTM
2 stops29h 50mKLM
Deal found 10/28$2,009
This Ovago deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/229:00 amKTM - SEA
1 stop41h 20mEmirates
lun. 3/105:05 pmSEA - KTM
1 stop26h 10mEmirates
Deal found 10/28$2,757
This Qatar Airways deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/2211:45 amKTM - SEA
1 stop37h 40mQatar Airways
sáb. 3/84:05 pmSEA - KTM
1 stop26h 25mQatar Airways
Deal found 10/28$3,634

Find flights from Kathmandu to Seattle within your budget

Customize your flight search to find flights from Kathmandu to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,539,541 searches. Data last updated octubre 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,539 - $3,634

Route

Depart

Return

Price

Kathmandu TribhuvanSeattle/Tacoma Intl

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

mar. 11/19

1 stop42h 25m

Seattle/Tacoma Intl

dom. 2/23

1 stop26h 15m

$1,539

Kathmandu TribhuvanSeattle/Tacoma Intl

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

mar. 11/19

2 stops36h 50m

Seattle/Tacoma Intl

dom. 2/23

1 stop28h 40m

$1,650

Kathmandu TribhuvanSeattle/Tacoma Intl

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

lun. 11/18

1 stop30h 00m

Seattle/Tacoma Intl

dom. 3/9

1 stop45h 45m

$1,793

Kathmandu TribhuvanSeattle/Tacoma Intl

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

dom. 11/17

2 stops26h 10m

Seattle/Tacoma Intl

lun. 3/10

2 stops33h 23m

$1,868

Kathmandu TribhuvanSeattle/Tacoma Intl

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

mar. 11/19

2 stops32h 45m

Seattle/Tacoma Intl

mar. 3/11

2 stops29h 50m

$2,009

Kathmandu TribhuvanSeattle/Tacoma Intl

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

vie. 11/22

1 stop41h 20m

Seattle/Tacoma Intl

lun. 3/10

1 stop26h 10m

$2,757

Kathmandu TribhuvanSeattle/Tacoma Intl

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

vie. 11/22

1 stop37h 40m

Seattle/Tacoma Intl

sáb. 3/8

1 stop26h 25m

$3,634

Flights are sorted by cheapest first

Deals found on 10/28

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 October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
AranGrantPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
Booking.comPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
SmartFaresPrice Accuracy2 starsTrust Score*3 starsCancellation PolicyAirline Policy
GurufarePrice Accuracy3 starsTrust Score*1 starCancellation PolicyAirline Policy
PricelinePrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kathmandu-Seattle flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

Travel insights for flights from Kathmandu to Seattle

Get recent, data-driven insights about flights from Kathmandu to Seattle including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Kathmandu to Seattle. Price data was last updated on October 25, 2024.

Booking 40 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kathmandu to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Find deals

What is the cheapest month to book a flight from Kathmandu to Seattle?

Currently, January is the cheapest month in which you can book a flight from Kathmandu to Seattle (average of $238). Flying from Kathmandu to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

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.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated octubre 29, 2024.
Korean Air
8.5
Very good
1,042 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.8

Food

8.1

Overall

8.5

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Korean Air
8.5
Very good
1,042 reviews
Korean Air
8.5
Very good
1,042 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.8

Food

8.1

Overall

8.5

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Emirates
8.1
Very good
3,550 reviews
Korean Air
8.5
Very good
1,042 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.8

Food

8.1

Overall

8.5

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Singapore Airlines
8.1
Very good
1,340 reviews
Korean Air
8.5
Very good
1,042 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.8

Food

8.1

Overall

8.5

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

KLM
7.8
Good
1,351 reviews
Korean Air
8.5
Very good
1,042 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.8

Food

8.1

Overall

8.5

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Cathay Pacific
7.6
Good
874 reviews
Korean Air
8.5
Very good
1,042 reviews

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.8

Food

8.1

Overall

8.5

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

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.

  • Can I find flights from Kathmandu to Seattle for under $1,600 on Cheapflights?

    Yes, there are multiple flights from Kathmandu to Seattle for under $1,600. The cheapest flight booked recently is on Turkish Airlines for just $1,539, but on average you can expect to pay $2,178.

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

    Turkish Airlines, at $1,539, was found to be the cheapest airline from Kathmandu to Seattle.Alternate airlines to your destination round-trip include Singapore Airlines and China Southern. Users have found that Turkish Airlines is 11% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Kathmandu to Seattle one-way?

    One-way options have recently been found by users for as low as $778 on Turkish Airlines. Other airlines that offer cheap prices include Korean Air from $948 and Emirates from $1,058 one-way.

  • What does KTM to SEA mean?

    KTM and SEA are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. KTM to SEA refers to a flight route from Kathmandu Tribhuvan Airport to Seattle/Tacoma Intl Airport.

  • Can I find deals for flights from Kathmandu to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Kathmandu to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Kathmandu to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Kathmandu to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Kathmandu to Seattle that allow pets onboard?

    Many airlines flying from Kathmandu to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Kathmandu to Seattle?

    Yes, you can often find last-minute deals on Kathmandu to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Kathmandu to Seattle flight deals updated?

    The Kathmandu to Seattle flight deals you see on this page were last updated on 10/28.

  • What is the cheapest month to book a flight from Kathmandu to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Kathmandu to Seattle (average of $238). Flying from Kathmandu to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Kathmandu to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Kathmandu to Portland flights
Kathmandu to Spokane flights

Top 4 airlines flying from Kathmandu to Seattle

Discover the top 4 airlines that operate flights from Kathmandu to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,539,541 searches. Data last updated octubre 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,056Average$1,918FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$1,271Average$1,343FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,405Average$1,848FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,552Average$1,749FlexibilityNo cancel feeOn-time75%
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