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Easily compare round-trip flights from Seattle to Kathmandu
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Kathmandu by changing tabs
Quickest
Cheapest
China Eastern
22 Nov
SEA
5:50 am
Seattle/Tacoma Intl airport
60h 55m
3 Stops
8:30 am
+3
KTM
Kathmandu Tribhuvan airport
30 Nov
KTM
11:15 pm
Kathmandu Tribhuvan airport
51h 56m
3 Stops
1:26 pm
+2
SEA
Seattle/Tacoma Intl airport
758 USD
China Eastern
23 Oct
SEA
8:28 am
Seattle/Tacoma Intl airport
36h 12m
2 Stops
9:25 am
+2
KTM
Kathmandu Tribhuvan airport
12 Nov
KTM
11:15 pm
Kathmandu Tribhuvan airport
28h 10m
2 Stops
1:40 pm
+1
SEA
Seattle/Tacoma Intl airport
764 USD
China Eastern
04 Nov
SEA
5:50 am
Seattle/Tacoma Intl airport
60h 55m
3 Stops
8:30 am
+3
KTM
Kathmandu Tribhuvan airport
25 Nov
KTM
11:15 pm
Kathmandu Tribhuvan airport
52h 10m
3 Stops
1:40 pm
+2
SEA
Seattle/Tacoma Intl airport
764 USD
Singapore Airlines
07 Jan
SEA
1:00 am
Seattle/Tacoma Intl airport
22h 25m
1 Stop
1:10 pm
+1
KTM
Kathmandu Tribhuvan airport
19 Feb
KTM
3:40 am
Kathmandu Tribhuvan airport
23h 15m
1 Stop
1:10 pm
SEA
Seattle/Tacoma Intl airport
904 USD
Singapore Airlines
19 Jan
SEA
1:00 am
Seattle/Tacoma Intl airport
22h 25m
1 Stop
1:10 pm
+1
KTM
Kathmandu Tribhuvan airport
01 Feb
KTM
3:40 am
Kathmandu Tribhuvan airport
23h 15m
1 Stop
1:10 pm
SEA
Seattle/Tacoma Intl airport
924 USD
Singapore Airlines
07 Nov
SEA
1:00 am
Seattle/Tacoma Intl airport
22h 25m
1 Stop
1:10 pm
+1
KTM
Kathmandu Tribhuvan airport
22 Nov
KTM
3:40 am
Kathmandu Tribhuvan airport
23h 15m
1 Stop
1:10 pm
SEA
Seattle/Tacoma Intl airport
1,017 USD
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
What is the cheapest month to fly to Kathmandu?
April
The cheapest time of year to fly to Kathmandu from Seattle is April. Most expensive is June
What is the cheapest day to fly to Kathmandu?
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Friday
When is the cheapest time to fly to Kathmandu?
in the morning
Seattle to Kathmandu flights are approximately 19% more expensive in the evening than in the morning
What is the cheapest airline that flies to Kathmandu?
Lufthansa
Lufthansa, Icelandair, and Asiana Airlines are the most popular carriers operating from Seattle to Kathmandu
What is the cheapest route?
Seattle/Tacoma Intl - Kathmandu Tribhuvan
Fly from Seattle/Tacoma Intl to Kathmandu Tribhuvan for the best Seattle - Kathmandu flight prices
SEA
Seattle/Tacoma Intl
KTM
Kathmandu Tribhuvan
When is the cheapest time to book a flight to Kathmandu?
57 days before
The cheapest time to buy a flight from Seattle to Kathmandu is approximately 57 days to departure
60
Days before departure
0
Flight information for Seattle to Kathmandu (KTM - 03A)
Find info about flight duration, direct flights, and airports for your flight from Seattle to Kathmandu
| Fastest flight time | 22h 25m | The fastest flight from Seattle to Kathmandu takes 22h 25m. | |
| Direct flights | None | There are no direct flights from Seattle to Kathmandu. Popular non-direct route for this connection is Seattle/Tacoma Intl - Kathmandu Tribhuvan. | |
| Airports in Kathmandu | 1 airport | There is 1 airport near Kathmandu: Kathmandu Tribhuvan (KTM) |
Alternative routes for Seattle to Kathmandu
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Round-trip flights to other destinations
Lost the lust for Kathmandu? Check out some flights to other destinations
*Flight prices to Kathmandu are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.