$707+ 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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SEA
May 4 — May 111
Round-trip
1 adult, Economy
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Find cheap flights from Kathmandu to Seattle with Cheapflights
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.Cheap flight deals from Kathmandu to Seattle
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Best
Last-minute
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Cheapest flights from Kathmandu to SeattleExplore 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 April 4, 2026.
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 April 4, 2026.
This oojo deal was found by Cheapflights users on 3/31. 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.
Sat 4/186:15 pm
KTM
- SEA
1 stop31h 15m
Qatar Airways
Sat 4/254:30 pm
SEA
- KTM
1 stop26h 40m
Qatar Airways
Deal found 3/31![Qatar Airways logo]()
$1,265
This Qatar Airways deal was found by Cheapflights users on 4/2. 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.
Sat 6/206:00 pm
KTM
- SEA
1 stop31h 10m
Qatar Airways
Mon 7/204:25 pm
SEA
- KTM
1 stop27h 40m
Qatar Airways
Deal found 4/2![Qatar Airways logo]()
$1,276
This FlightHub deal was found by Cheapflights users on 3/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/51:25 pm
KTM
- SEA
2 stops36h 45m
Multiple Airlines
Thu 6/45:15 pm
SEA
- KTM
2 stops30h 50m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$1,311
This FlightHub deal was found by Cheapflights users on 4/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/291:25 pm
KTM
- SEA
2 stops36h 45m
Multiple Airlines
Wed 5/65:15 pm
SEA
- KTM
2 stops54h 50m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$1,316
This Trip.com deal was found by Cheapflights users on 3/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:15 pm
KTM
- SEA
1 stop31h 15m
Qatar Airways
Sat 10/315:05 pm
SEA
- KTM
1 stop34h 35m
Qatar Airways
Deal found 3/31![Qatar Airways logo]()
$1,318
This oojo deal was found by Cheapflights users on 3/31. 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.
Fri 5/156:15 pm
KTM
- SEA
1 stop31h 15m
Qatar Airways
Fri 5/224:30 pm
SEA
- KTM
1 stop26h 40m
Qatar Airways
Deal found 3/31![Qatar Airways logo]()
$1,359
This oojo deal was found by Cheapflights users on 3/31. 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.
Sat 4/186:15 pm
KTM
- SEA
1 stop31h 15m
Multiple Airlines
Sat 4/254:30 pm
SEA
- KTM
2 stops35h 45m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$1,361
This FlightHub deal was found by Cheapflights users on 4/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:00 pm
KTM
- SEA
2 stops50h 58m
Multiple Airlines
Mon 7/204:25 pm
SEA
- KTM
1 stop27h 40m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$1,375
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/151:25 pm
KTM
- SEA
2 stops36h 45m
Multiple Airlines
Fri 5/225:15 pm
SEA
- KTM
2 stops36h 10m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$1,405
This OneTravel deal was found by Cheapflights users on 4/1. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/161:25 pm
KTM
- SEA
2 stops36h 45m
Multiple Airlines
Sat 5/235:15 pm
SEA
- KTM
2 stops36h 10m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$1,408
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 April 4, 2026.
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 April 4, 2026.
This Qatar Airways deal was found by Cheapflights users on 4/2. 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.
Sat 6/206:00 pm
KTM
- SEA
1 stop31h 10m
Qatar Airways
Mon 7/204:25 pm
SEA
- KTM
1 stop27h 40m
Qatar Airways
Deal found 4/2![Qatar Airways logo]()
$1,276
This FlightHub deal was found by Cheapflights users on 3/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/51:25 pm
KTM
- SEA
2 stops36h 45m
Multiple Airlines
Thu 6/45:15 pm
SEA
- KTM
2 stops30h 50m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$1,311
This oojo deal was found by Cheapflights users on 4/1. 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.
Wed 4/293:35 pm
KTM
- SEA
1 stop34h 35m
Emirates
Wed 5/65:15 pm
SEA
- KTM
1 stop26h 05m
Emirates
Deal found 4/1![Emirates logo]()
$1,549
This FlightHub deal was found by Cheapflights users on 4/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2010:50 pm
KTM
- SEA
1 stop22h 40m
Singapore Airlines
Fri 10/309:45 am
SEA
- KTM
1 stop23h 20m
Singapore Airlines
Deal found 4/3![Singapore Airlines logo]()
$1,568
This FlightHub deal was found by Cheapflights users on 4/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:00 pm
KTM
- SEA
2 stops50h 58m
Multiple Airlines
Mon 7/204:25 pm
SEA
- KTM
1 stop27h 40m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$1,375
This Gotogate deal was found by Cheapflights users on 3/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:15 pm
KTM
- SEA
1 stop31h 15m
Qatar Airways
Thu 6/44:30 pm
SEA
- KTM
1 stop26h 40m
Qatar Airways
Deal found 3/30![Qatar Airways logo]()
$1,461
This OneTravel deal was found by Cheapflights users on 4/1. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/161:25 pm
KTM
- SEA
2 stops36h 45m
Multiple Airlines
Sat 5/235:15 pm
SEA
- KTM
2 stops36h 10m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$1,408
This Justfly.com deal was found by Cheapflights users on 4/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/291:25 pm
KTM
- SEA
2 stops36h 45m
Multiple Airlines
Wed 5/65:15 pm
SEA
- KTM
1 stop32h 35m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$1,429
Last-minute flights from Kathmandu to SeattleDiscover last-minute flight deals from Kathmandu to Seattle. Data last updated April 4, 2026 and is based on user searches.
Discover last-minute flight deals from Kathmandu to Seattle. Data last updated April 4, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 3/31. 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.
Sat 4/186:15 pm
KTM
- SEA
1 stop31h 15m
Qatar Airways
Sat 4/254:30 pm
SEA
- KTM
1 stop26h 40m
Qatar Airways
Deal found 3/31![Qatar Airways logo]()
$1,265
This oojo deal was found by Cheapflights users on 3/31. 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.
Sat 4/186:15 pm
KTM
- SEA
1 stop31h 15m
Multiple Airlines
Sat 4/254:30 pm
SEA
- KTM
2 stops35h 45m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$1,361
This FlightHub deal was found by Cheapflights users on 4/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/291:25 pm
KTM
- SEA
2 stops36h 45m
Multiple Airlines
Wed 5/65:15 pm
SEA
- KTM
2 stops54h 50m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$1,316
This FlightHub deal was found by Cheapflights users on 3/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/51:25 pm
KTM
- SEA
2 stops36h 45m
Multiple Airlines
Thu 6/45:15 pm
SEA
- KTM
2 stops30h 50m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$1,311
This oojo deal was found by Cheapflights users on 3/31. 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.
Fri 5/156:15 pm
KTM
- SEA
1 stop31h 15m
Qatar Airways
Fri 5/224:30 pm
SEA
- KTM
1 stop26h 40m
Qatar Airways
Deal found 3/31![Qatar Airways logo]()
$1,359
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/151:25 pm
KTM
- SEA
2 stops36h 45m
Multiple Airlines
Fri 5/225:15 pm
SEA
- KTM
2 stops36h 10m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$1,405
This OneTravel deal was found by Cheapflights users on 4/1. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/161:25 pm
KTM
- SEA
2 stops36h 45m
Multiple Airlines
Sat 5/235:15 pm
SEA
- KTM
2 stops36h 10m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$1,408
This Trip.com deal was found by Cheapflights users on 3/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:15 pm
KTM
- SEA
1 stop31h 15m
Qatar Airways
Sat 10/315:05 pm
SEA
- KTM
1 stop34h 35m
Qatar Airways
Deal found 3/31![Qatar Airways logo]()
$1,318
This SmartFares deal was found by Cheapflights users on 3/31. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/287:10 pm
KTM
- SEA
2 stops50h 21m
Multiple Airlines
Sat 10/315:05 pm
SEA
- KTM
1 stop34h 35m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$1,453
One-way flights from Kathmandu to SeattleSearch for one-way flight options from Kathmandu to Seattle. Find affordable one-way fares based on user searches. Data last updated April 4, 2026.
Search for one-way flight options from Kathmandu to Seattle. Find affordable one-way fares based on user searches. Data last updated April 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/237:35 am
KTM
- SEA
2 stops45h 10m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$707
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/154:40 pm
KTM
- SEA
2 stops36h 05m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$713
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:35 am
KTM
- SEA
2 stops45h 10m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$716
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/189:10 pm
KTM
- SEA
2 stops31h 35m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$719
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/113:05 pm
KTM
- SEA
3 stops40h 30m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$720
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/63:10 pm
KTM
- SEA
3 stops35h 10m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$724
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/81:25 pm
KTM
- SEA
2 stops39h 20m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$726
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/103:10 pm
KTM
- SEA
3 stops35h 10m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$738
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/83:10 pm
KTM
- SEA
3 stops36h 17m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$742
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/101:25 pm
KTM
- SEA
3 stops46h 18m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$743
Find 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 April 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,265 (oojo) |
One-way from | $707 (Kiwi.com) |
Popular in | April |
Cheapest in | February |
Average price | $1,880 |
Cheapflights Fare Finder
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 2,558,603 searches. Data last updated April 4, 2026.
Use the filters below to find and compare flights from Kathmandu to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Sat 6/20
6:00 pm-12:25 pm
1 stop31h 10m
Seattle/Tacoma Intl
Mon 7/20
4:25 pm-8:50 am
1 stop27h 40m
$1,276
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Tue 5/5
1:25 pm-1:25 pm
2 stops36h 45m
Seattle/Tacoma Intl
Thu 6/4
5:15 pm-12:50 pm
2 stops30h 50m
$1,311
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Sat 6/20
6:00 pm-8:13 am
2 stops50h 58m
Seattle/Tacoma Intl
Mon 7/20
4:25 pm-8:50 am
1 stop27h 40m
$1,375
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Sat 5/16
1:25 pm-1:25 pm
2 stops36h 45m
Seattle/Tacoma Intl
Sat 5/23
5:15 pm-6:10 pm
2 stops36h 10m
$1,408
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Wed 4/29
1:25 pm-1:25 pm
2 stops36h 45m
Seattle/Tacoma Intl
Wed 5/6
5:15 pm-2:35 pm
1 stop32h 35m
$1,429
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Tue 5/5
6:15 pm-12:45 pm
1 stop31h 15m
Seattle/Tacoma Intl
Thu 6/4
4:30 pm-7:55 am
1 stop26h 40m
$1,461
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Wed 4/29
3:35 pm-1:25 pm
1 stop34h 35m
Seattle/Tacoma Intl
Wed 5/6
5:15 pm-8:05 am
1 stop26h 05m
$1,549
Quickest round-trip
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Mon 7/20
10:50 pm-8:45 am
1 stop22h 40m
Seattle/Tacoma Intl
Fri 10/30
9:45 am-9:50 pm
1 stop23h 20m
$1,568
Cheapest one-way
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Mon 5/11
3:05 pm-6:50 pm
3 stops40h 30m
$720
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Tue 4/28
7:10 pm-2:05 pm
1 stop31h 40m
$769
Showing 1-10 of 17 resultsSorted by cheapest first
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
KTM-SEA
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
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 April 4, 2026.
Peruse reviews from past customers who have flown with Singapore Airlines and Emirates 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.
Comfort
8.0
Food
7.8
Overall
8.2
Boarding
8.3
Entertainment
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentJuliet,Oct 2025
PUS - SIN
Comfort
8.0
Food
7.8
Overall
8.2
Boarding
8.3
Entertainment
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentJuliet,Oct 2025
PUS - SIN
Comfort
8.0
Food
7.8
Overall
8.2
Boarding
8.3
Entertainment
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentJuliet,Oct 2025
PUS - SIN
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.
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Book flights to Seattle if you plan to visit one of these locationsSeaTac
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Top 2 airlines flying from Kathmandu to Seattle
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,148 | Average$1,380 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,717 | Average$1,735 | FlexibilityNo cancel fee | On-time75% |