$574+ Cheap flights from Kathmandu (KTM) to Washington
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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SEA
Mar 3 — Mar 101
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Kathmandu to Washington 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 Washington
Cheapest
Best
One-way
Cheapest flights from Kathmandu to WashingtonExplore the most affordable flight options available from Kathmandu to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 1, 2026.
Explore the most affordable flight options available from Kathmandu to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 1, 2026.
This Gotogate deal was found by Cheapflights users on 2/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1212:25 am
KTM
- PDX
2 stops31h 25m
Multiple Airlines
Tue 8/253:25 pm
PDX
- KTM
2 stops41h 35m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$1,077
This FlightHub deal was found by Cheapflights users on 1/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1811:05 pm
KTM
- SEA
1 stop45h 50m
Singapore Airlines
Sun 4/510:15 am
SEA
- KTM
1 stop22h 30m
Singapore Airlines
Deal found 1/31![Singapore Airlines logo]()
$1,167
This Trip.com deal was found by Cheapflights users on 1/31. 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.
Wed 3/1810:55 pm
KTM
- SEA
2 stops33h 00m
Multiple Airlines
Sun 4/54:25 pm
SEA
- KTM
1 stop35h 35m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$1,274
This Singapore Airlines deal was found by Cheapflights users on 2/1. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/410:50 pm
KTM
- SEA
1 stop22h 40m
Singapore Airlines
Thu 7/210:15 am
SEA
- KTM
1 stop22h 30m
Singapore Airlines
Deal found 2/1![Singapore Airlines logo]()
$1,326
This oojo deal was found by Cheapflights users on 2/1. 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.
Thu 6/411:00 pm
KTM
- SEA
2 stops26h 39m
Cathay Pacific
Thu 7/212:25 pm
SEA
- KTM
1 stop20h 35m
Cathay Pacific
Deal found 2/1![Cathay Pacific logo]()
$1,422
This Trip.com deal was found by Cheapflights users on 2/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:00 pm
KTM
- SEA
2 stops56h 45m
Multiple Airlines
Wed 7/12:10 am
SEA
- KTM
2 stops25h 10m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$1,433
This oojo deal was found by Cheapflights users on 1/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:15 pm
KTM
- PDX
2 stops39h 59m
Qatar Airways
Sat 7/1810:43 am
PDX
- KTM
2 stops41h 17m
Qatar Airways
Deal found 1/30![Qatar Airways logo]()
$1,479
This Gotogate deal was found by Cheapflights users on 1/30. 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.
Thu 5/2811:45 am
KTM
- PDX
3 stops38h 50m
Multiple Airlines
Sat 7/182:03 pm
PDX
- KTM
2 stops30h 02m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$1,632
This SmartFares deal was found by Cheapflights users on 2/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1812:35 am
KTM
- SEA
1 stop25h 35m
Emirates
Sun 4/195:15 pm
SEA
- KTM
1 stop26h 00m
Emirates
Deal found 2/1![Emirates logo]()
$1,673
This SWISS deal was found by Cheapflights users on 1/30. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:10 pm
KTM
- PDX
3 stops61h 58m
SWISS
Sat 7/1810:51 am
PDX
- KTM
3 stops54h 59m
SWISS
Deal found 1/30![SWISS logo]()
$2,621
Best flights from Kathmandu to WashingtonDiscover carefully curated flight deals from Kathmandu to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 1, 2026.
Discover carefully curated flight deals from Kathmandu to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 1, 2026.
This Gotogate deal was found by Cheapflights users on 2/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1212:25 am
KTM
- PDX
2 stops31h 25m
Multiple Airlines
Tue 8/253:25 pm
PDX
- KTM
2 stops41h 35m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$1,077
This FlightHub deal was found by Cheapflights users on 1/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1811:05 pm
KTM
- SEA
1 stop45h 50m
Singapore Airlines
Sun 4/510:15 am
SEA
- KTM
1 stop22h 30m
Singapore Airlines
Deal found 1/31![Singapore Airlines logo]()
$1,167
This oojo deal was found by Cheapflights users on 2/1. 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.
Thu 6/411:00 pm
KTM
- SEA
2 stops26h 39m
Cathay Pacific
Thu 7/212:25 pm
SEA
- KTM
1 stop20h 35m
Cathay Pacific
Deal found 2/1![Cathay Pacific logo]()
$1,422
This oojo deal was found by Cheapflights users on 1/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:15 pm
KTM
- PDX
2 stops39h 59m
Qatar Airways
Sat 7/1810:43 am
PDX
- KTM
2 stops41h 17m
Qatar Airways
Deal found 1/30![Qatar Airways logo]()
$1,479
This SmartFares deal was found by Cheapflights users on 2/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1812:35 am
KTM
- SEA
1 stop25h 35m
Emirates
Sun 4/195:15 pm
SEA
- KTM
1 stop26h 00m
Emirates
Deal found 2/1![Emirates logo]()
$1,673
This Trip.com deal was found by Cheapflights users on 1/31. 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.
Wed 3/1810:55 pm
KTM
- SEA
2 stops33h 00m
Multiple Airlines
Sun 4/54:25 pm
SEA
- KTM
1 stop35h 35m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$1,274
This SWISS deal was found by Cheapflights users on 1/30. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:10 pm
KTM
- PDX
3 stops61h 58m
SWISS
Sat 7/1810:51 am
PDX
- KTM
3 stops54h 59m
SWISS
Deal found 1/30![SWISS logo]()
$2,621
This Singapore Airlines deal was found by Cheapflights users on 2/1. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/410:50 pm
KTM
- SEA
1 stop22h 40m
Singapore Airlines
Thu 7/210:15 am
SEA
- KTM
1 stop22h 30m
Singapore Airlines
Deal found 2/1![Singapore Airlines logo]()
$1,326
This Trip.com deal was found by Cheapflights users on 2/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:00 pm
KTM
- SEA
2 stops56h 45m
Multiple Airlines
Wed 7/12:10 am
SEA
- KTM
2 stops25h 10m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$1,433
This Gotogate deal was found by Cheapflights users on 1/30. 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.
Thu 5/2811:45 am
KTM
- PDX
3 stops38h 50m
Multiple Airlines
Sat 7/182:03 pm
PDX
- KTM
2 stops30h 02m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$1,632
This FlightHub deal was found by Cheapflights users on 2/1. 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.
Thu 3/1210:55 pm
KTM
- SEA
2 stops56h 42m
Cathay Pacific
Fri 5/17:51 pm
SEA
- KTM
2 stops61h 09m
Cathay Pacific
Deal found 2/1![Cathay Pacific logo]()
$2,863
This Cathay Pacific deal was found by Cheapflights users on 1/30. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1210:55 pm
KTM
- SEA
2 stops47h 21m
Multiple Airlines
Fri 5/18:05 pm
SEA
- KTM
2 stops36h 55m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$2,726
One-way flights from Kathmandu to WashingtonSearch for one-way flight options from Kathmandu to Washington. Find affordable one-way fares based on user searches. Data last updated February 1, 2026.
Search for one-way flight options from Kathmandu to Washington. Find affordable one-way fares based on user searches. Data last updated February 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/153:00 pm
KTM
- SEA
2 stops41h 50m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$574
This Kiwi.com deal was found by Cheapflights users on 1/31. 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.
Tue 4/711:45 am
KTM
- SEA
2 stops41h 44m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$591
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/172:55 pm
KTM
- SEA
2 stops54h 35m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$612
This Kiwi.com deal was found by Cheapflights users on 1/31. 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.
Tue 3/2412:20 pm
KTM
- SEA
3 stops45h 28m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$615
This Trip.com deal was found by Cheapflights users on 2/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1811:10 am
KTM
- SEA
3 stops34h 40m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$621
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/143:00 pm
KTM
- SEA
2 stops41h 00m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$644
This Kiwi.com deal was found by Cheapflights users on 1/31. 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.
Sun 4/53:00 pm
KTM
- SEA
2 stops31h 50m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$677
This FlightHub deal was found by Cheapflights users on 2/1. 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 2/255:40 pm
KTM
- PDX
2 stops42h 03m
Qatar Airways
Deal found 2/1![Qatar Airways logo]()
$1,183
This KAYAK deal was found by Cheapflights users on 2/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:00 pm
KTM
- PDX
3 stops36h 55m
China Eastern
Deal found 2/1![China Eastern logo]()
$1,255
Find flight deals from Kathmandu to Washington
Keep the following information in mind while searching for Kathmandu to Washington flight deals. Data was last updated February 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,167 (FlightHub) |
One-way from | $591 (Kiwi.com) |
Popular in | January |
Cheapest in | February |
Average price | $1,259 |
Cheapflights Fare Finder
Customize your flight search to find flights from Kathmandu to Washington 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 February 1, 2026.
Use the filters below to find and compare flights from Kathmandu to Washington that are best for you.
Fly from
Kathmandu
Fly to
Washington
Route
Depart
Return
Price
KathmanduPortland
KTM - PDX
KTMPDX
Kathmandu Tribhuvan
Tue 5/12
12:25 am-7:05 pm
2 stops31h 25m
Portland
Tue 8/25
3:25 pm-9:45 pm
2 stops41h 35m
$1,077
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Wed 3/18
11:05 pm-8:10 am
1 stop45h 50m
Seattle/Tacoma Intl
Sun 4/5
10:15 am-9:30 pm
1 stop22h 30m
$1,167
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Wed 3/18
10:55 pm-7:10 pm
2 stops33h 00m
Seattle/Tacoma Intl
Sun 4/5
4:25 pm-4:45 pm
1 stop35h 35m
$1,274
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Thu 6/4
10:50 pm-8:45 am
1 stop22h 40m
Seattle/Tacoma Intl
Thu 7/2
10:15 am-9:30 pm
1 stop22h 30m
$1,326
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Thu 6/4
11:00 pm-12:54 pm
2 stops26h 39m
Seattle/Tacoma Intl
Thu 7/2
12:25 pm-9:45 pm
1 stop20h 35m
$1,422
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Thu 6/4
11:00 pm-7:00 pm
2 stops56h 45m
Seattle/Tacoma Intl
Wed 7/1
2:10 am-4:05 pm
2 stops25h 10m
$1,433
KathmanduPortland
KTM - PDX
KTMPDX
Kathmandu Tribhuvan
Thu 5/28
6:15 pm-9:29 pm
2 stops39h 59m
Portland
Sat 7/18
10:43 am-4:45 pm
2 stops41h 17m
$1,479
KathmanduPortland
KTM - PDX
KTMPDX
Kathmandu Tribhuvan
Thu 5/28
11:45 am-1:50 pm
3 stops38h 50m
Portland
Sat 7/18
2:03 pm-8:50 am
2 stops30h 02m
$1,632
KathmanduSeattle
KTM - SEA
KTMSEA
Kathmandu Tribhuvan
Sat 4/18
12:35 am-1:25 pm
1 stop25h 35m
Seattle/Tacoma Intl
Sun 4/19
5:15 pm-8:00 am
1 stop26h 00m
$1,673
KathmanduPortland
KTM - PDX
KTMPDX
Kathmandu Tribhuvan
Thu 5/28
9:10 pm-10:23 pm
3 stops61h 58m
Portland
Sat 7/18
10:51 am-6:35 am
3 stops54h 59m
$2,621
Showing 1-10 of 24 results
Best time to book a flight from Kathmandu to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from Kathmandu with our price prediction graph.
KTM-SEA
KTM-PDX
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 Washington
KTM-USWA
KTM-SEA
KTM-PDX
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Washington
Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated February 1, 2026.
Read reviews from past customers who have flown Singapore Airlines and Emirates from Kathmandu to Washington. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.8
Entertainment
8.0
Comfort
8.0
Crew
8.6
Overall
8.2
Boarding
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2025
DAD - SIN
Food
7.8
Entertainment
8.0
Comfort
8.0
Crew
8.6
Overall
8.2
Boarding
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2025
DAD - SIN
Food
7.8
Entertainment
8.0
Comfort
8.0
Crew
8.6
Overall
8.2
Boarding
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2025
DAD - SIN
Related info for your journey
Find useful and relevant information for your journey from Kathmandu to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Kathmandu to Washington
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Kathmandu to Washington
Discover the top 2 airlines that operate flights from Kathmandu to Washington. 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 2,558,603 searches. Data last updated February 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,102 | Average$1,462 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,717 | Average$1,744 | FlexibilityNo cancel fee | On-time75% |