Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to Kathmandu from $601

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Kathmandu departing on 1/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Seattle to Kathmandu

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Kathmandu that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Kathmandu.

Cheap last minute flights

Planning a quick getaway from Seattle to Kathmandu? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Kathmandu, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Kathmandu

Find recent round-trip train or bus tickets from Seattle to Kathmandu.

All round-trip flight deals to Kathmandu

The cheapest plane tickets to Kathmandu found on KAYAK recently.
9:40 am - 8:10 pmSEA-KTM
45h 45m1 stop
11:00 pm - 8:45 amKTM-SEA
22h 30m1 stop
$946Singapore Airlines
Find Deal
Sat, Mar 22 - Mon, Apr 28
9:40 am - 8:10 pmSEA-KTM
45h 45m1 stop
11:00 pm - 8:45 amKTM-SEA
22h 30m1 stop
$951Singapore Airlines
Find Deal
Sun, Mar 23 - Mon, Apr 28
12:45 pm - 2:00 pmSEA-KTM
35h 30m2 stops
3:00 pm - 10:55 amKTM-SEA
33h 40m2 stops
$1,105
Find Deal
Fri, Jan 10 - Mon, Feb 10
7:00 am - 9:45 pmSEA-KTM
50h 00m3 stops
11:00 pm - 8:45 amKTM-SEA
22h 30m1 stop
$1,206
Find Deal
Mon, Mar 31 - Mon, Apr 28
7:00 pm - 11:00 amSEA-KTM
26h 15m1 stop
12:25 pm - 4:16 pmKTM-SEA
65h 36m2 stops
$1,227Turkish Airlines
Find Deal
Fri, Jan 10 - Mon, Feb 10
4:30 pm - 1:00 amSEA-KTM
19h 45m1 stop
2:15 am - 8:02 pmKTM-SEA
30h 32m2 stops
$1,255Qatar Airways
Find Deal
Tue, Apr 15 - Fri, Apr 25
8:05 am - 4:45 pmSEA-KTM
43h 55m2 stops
2:15 am - 12:30 pmKTM-SEA
23h 00m1 stop
$1,269Qatar Airways
Find Deal
Thu, Apr 24 - Wed, Jun 18
3:50 pm - 10:10 pmSEA-KTM
41h 35m2 stops
11:20 pm - 8:02 pmKTM-SEA
33h 27m2 stops
$1,395Cathay Pacific
Find Deal
Fri, Apr 25 - Wed, May 21
7:00 pm - 11:00 amSEA-KTM
26h 15m1 stop
12:25 pm - 5:05 pmKTM-SEA
42h 25m1 stop
$1,423Turkish Airlines
Find Deal
Fri, Jan 3 - Sun, Jan 19
7:00 am - 7:45 pmSEA-KTM
47h 00m2 stops
9:00 pm - 9:15 amKTM-SEA
50h 00m2 stops
$1,618Cathay Pacific
Find Deal
Fri, Jan 3 - Sun, Jan 19
6:55 am - 7:45 pmSEA-KTM
47h 05m2 stops
$601Cathay Pacific
Find Deal
Fri, Jan 31
3:45 pm - 2:00 pmSEA-KTM
32h 30m2 stops
Fri, Jan 24
4:05 pm - 4:45 pmSEA-KTM
34h 55m1 stop
$702Qatar Airways
Find Deal
Fri, Jan 24
4:05 pm - 6:35 pmSEA-KTM
36h 45m2 stops
Tue, Dec 3
7:00 pm - 11:00 amSEA-KTM
26h 15m1 stop
$725Turkish Airlines
Find Deal
Sun, Dec 1
7:00 pm - 11:00 amSEA-KTM
26h 15m1 stop
$803Turkish Airlines
Find Deal
Tue, Dec 3
7:02 am - 4:45 pmSEA-KTM
43h 58m2 stops
$1,311Qatar Airways
Find Deal
Wed, Dec 11
5:43 pm - 8:10 pmSEA-KTM
60h 42m3 stops
$1,433Singapore Airlines
Find Deal
Fri, Jan 31
9:25 am - 3:45 pmSEA-KTM
40h 35m3 stops
$1,639Emirates
Find Deal
Wed, Dec 11
9:41 am - 3:45 pmSEA-KTM
40h 19m3 stops
$4,397Emirates
Find Deal
Sun, Dec 1
8:19 pm - 7:45 pmSEA-KTM
57h 41m2 stops
12:25 pm - 5:05 pmKTM-SEA
42h 25m1 stop
$1,924
Find Deal
Sat, Nov 23 - Sun, Dec 8
9:44 pm - 7:45 pmSEA-KTM
56h 16m2 stops
9:00 pm - 9:18 amKTM-SEA
50h 03m2 stops
$1,938Cathay Pacific
Find Deal
Sat, Nov 23 - Sun, Dec 8
12:10 am - 7:45 pmSEA-KTM
29h 50m2 stops
9:00 pm - 5:40 pmKTM-SEA
34h 25m2 stops
$1,953
Find Deal
Thu, Nov 21 - Fri, Dec 13
10:30 pm - 4:45 pmSEA-KTM
52h 30m2 stops
6:00 pm - 11:40 amKTM-SEA
31h 25m1 stop
$2,120Qatar Airways
Find Deal
Sat, Nov 23 - Wed, Dec 18
12:10 am - 7:45 pmSEA-KTM
29h 50m2 stops
9:00 pm - 6:10 pmKTM-SEA
34h 55m2 stops
$2,148
Find Deal
Fri, Nov 22 - Wed, Dec 18
2:00 pm - 11:00 amSEA-KTM
31h 15m3 stops
11:10 am - 9:00 amKTM-SEA
35h 35m2 stops
$2,281
Find Deal
Fri, Nov 22 - Fri, Dec 13
10:35 am - 9:05 amSEA-KTM
32h 45m3 stops
1:45 pm - 9:50 amKTM-SEA
33h 50m2 stops
$2,286
Find Deal
Sat, Nov 23 - Wed, Dec 18
2:00 pm - 11:00 amSEA-KTM
31h 15m3 stops
12:20 pm - 9:00 amKTM-SEA
34h 25m3 stops
$2,287
Find Deal
Fri, Nov 22 - Fri, Dec 13
5:58 pm - 7:45 pmSEA-KTM
36h 02m2 stops
9:00 pm - 8:33 pmKTM-SEA
37h 18m2 stops
$2,302Cathay Pacific
Find Deal
Fri, Nov 22 - Fri, Dec 13
2:42 pm - 8:10 pmSEA-KTM
63h 43m3 stops
9:10 pm - 7:30 pmKTM-SEA
60h 05m2 stops
$4,552Singapore Airlines
Find Deal
Sat, Nov 23 - Sun, Dec 8

Singapore Airlines flights from Seattle to Kathmandu

Our best Singapore Airlines deals on Seattle to Kathmandu flight tickets
Singapore Airlines
Mar 22
SEA9:40 amSeattle/Tacoma Intl
45h 45m
1 stop
KTM8:10 pmKathmandu Tribhuvan
Apr 28
KTM11:00 pmKathmandu Tribhuvan
22h 30m
1 stop
SEA8:45 amSeattle/Tacoma Intl
Singapore Airlines
Mar 23
SEA9:40 amSeattle/Tacoma Intl
45h 45m
1 stop
KTM8:10 pmKathmandu Tribhuvan
Apr 28
KTM11:00 pmKathmandu Tribhuvan
22h 30m
1 stop
SEA8:45 amSeattle/Tacoma Intl
Singapore Airlines
Mar 27
SEA9:40 amSeattle/Tacoma Intl
45h 45m
1 stop
KTM8:10 pmKathmandu Tribhuvan
Apr 10
KTM11:00 pmKathmandu Tribhuvan
46h 30m
1 stop
SEA8:45 amSeattle/Tacoma Intl

Turkish Airlines flights from Seattle to Kathmandu

Our best Turkish Airlines deals on Seattle to Kathmandu flight tickets
Turkish Airlines
Jan 10
SEA7:00 pmSeattle/Tacoma Intl
26h 15m
1 stop
KTM11:00 amKathmandu Tribhuvan
Feb 10
KTM12:25 pmKathmandu Tribhuvan
65h 36m
2 stops
SEA4:16 pmSeattle/Tacoma Intl
Turkish Airlines
Jan 3
SEA7:00 pmSeattle/Tacoma Intl
26h 15m
1 stop
KTM11:00 amKathmandu Tribhuvan
Jan 19
KTM12:25 pmKathmandu Tribhuvan
42h 25m
1 stop
SEA5:05 pmSeattle/Tacoma Intl
Turkish Airlines
Dec 1
SEA7:00 pmSeattle/Tacoma Intl
26h 15m
1 stop
KTM11:00 amKathmandu Tribhuvan
Dec 15
KTM12:25 pmKathmandu Tribhuvan
42h 25m
1 stop
SEA5:05 pmSeattle/Tacoma Intl

See travel insights to Kathmandu from

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 from Seattle to Kathmandu?

January. The cheapest time of year to fly to Kathmandu from Seattle is January. Most expensive is June

What is the cheapest day to depart Seattle for Kathmandu?

Sunday. The cheapest day of the week is typically Sunday. The most expensive is typically Monday

When is the cheapest time to fly from Seattle to Kathmandu?

At noon. Seattle to Kathmandu flights are approximately 21% more expensive in the afternoon than at noon

What is the cheapest Seattle to Kathmandu flight route?

Seattle/Tacoma Intl - Kathmandu Tribhuvan. Fly from Seattle/Tacoma Intl to Kathmandu Tribhuvan for the best Seattle - Kathmandu flight prices

How far in advance should you book Seattle to Kathmandu flights?

15 days before. The cheapest time to buy a flight from Seattle to Kathmandu is approximately 15 days to departure

Can stopping save me money on Seattle to Kathmandu flights?

You could potentially save up to 14% on your flight if you consider stops on a Seattle to Kathmandu flight.

How have Seattle to Kathmandu flight prices changed over time?

As of November 2024, prices for Seattle to Kathmandu flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Kathmandu

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Kathmandu according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Kathmandu (SEA to KTM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Kathmandu

Best Price Found

$601

Fastest flight time

19h 45m

Direct flights

None

Airports in Kathmandu

1 airport
The best one-way flight to Kathmandu from Seattle in the past 72 hours is $601. The best round-trip flight deal from Seattle to Kathmandu found on momondo in the last 72 hours is $946.
The fastest flight from Seattle to Kathmandu takes 19h 45m
There are no direct flights from Seattle to Kathmandu. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Kathmandu Tribhuvan Airport.
There is 1 airport near Kathmandu: Kathmandu Tribhuvan (KTM)

  • How far is Seattle/Tacoma Intl to Kathmandu Tribhuvan by plane?

    A flight from Seattle/Tacoma Intl to Kathmandu Tribhuvan will travel around 6950.3 mi. In terms of flight time, this usually takes a little over 19h 45m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Kathmandu Tribhuvan Airport.

  • What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?

    The travel and health documents you'll need for your trip to Kathmandu Tribhuvan Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kathmandu Tribhuvan Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Kathmandu?


Best airlines flying from Seattle to Kathmandu

Compare and see reviews for airlines that fly from Seattle to Kathmandu with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $894Free CancellationRating
8.1
1,336 reviews
Search Singapore Airlines flights
Turkish AirlinesPriceFrom $1,099Free CancellationRating
7.4
3,915 reviews
Search Turkish Airlines flights
Qatar AirwaysPriceFrom $1,149Free CancellationRating
7.5
3,831 reviews
Search Qatar Airways flights
Cathay PacificPriceFrom $1,435Free CancellationRating
7.6
878 reviews
Search Cathay Pacific flights
EmiratesPriceFrom $1,688Free CancellationRating
8.1
3,486 reviews
Search Emirates flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Kathmandu?

It is quick and easy to find Seattle to Kathmandu flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kathmandu that suits you.

Can I find flights from Seattle to Kathmandu with flexible booking policies on momondo?

momondo does allow users to show only those flights to Kathmandu from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Kathmandu?

momondo provides multiple filters to help you find the best flight to Kathmandu from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Kathmandu right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Kathmandu, momondo offers a useful price alert feature which will track prices for flights to Kathmandu from Seattle and alert you when they change.


An easier way to manage your Kathmandu trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 11/25
Mon 12/2
Email me momondo's favorite deals

Find better results for your trip to Nepal

Fly your favorite airline to Kathmandu

Airlines are sorted and displayed according to clicks in the past 7 days on momondo