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Seattle To Kathmandu Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

April
May
June
August
September
October
November
December
January
February
March

May is by far the best month, wherein you can get cheapest flights for Seattle to Kathmandu. Meanwhile, June is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

Things to know
arrow One Way Fare
May

May- During this month the footfall is less so, the flight is gradually inexpensive.

round Round Trip Fare
May

May - is the cheapest month to book round trip flights.

disclDisclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From Seattle To Kathmandu

Qatar Airways
Qatar Airways

Seattle

16:30

Seattle Tacoma International Airport [SEA]

Tue , 19 May 2026

26h 40m
ellipse
1 Stop

Kathmandu

07:55

Tribhuvan International Airport [KTM]

Thu, 21 May 2026

$814
Turkish Airlines
Turkish Airlines

Seattle

19:10

Seattle Tacoma International Airport [SEA]

Wed , 20 May 2026

22h 20m
ellipse
1 Stop

Kathmandu

06:15

Tribhuvan International Airport [KTM]

Fri, 22 May 2026

$874
Turkish Airlines
Turkish Airlines

Seattle

19:10

Seattle Tacoma International Airport [SEA]

Tue , 19 May 2026

22h 20m
ellipse
1 Stop

Kathmandu

06:15

Tribhuvan International Airport [KTM]

Thu, 21 May 2026

$874
American Airlines
American Airlines

Seattle

16:30

Seattle Tacoma International Airport [SEA]

Thu , 21 May 2026

35h 45m
ellipse
1 Stop

Kathmandu

17:00

Tribhuvan International Airport [KTM]

Sat, 23 May 2026

$890
Qatar Airways
Qatar Airways

Seattle

16:30

Seattle Tacoma International Airport [SEA]

Thu , 21 May 2026

35h 45m
ellipse
1 Stop

Kathmandu

17:00

Tribhuvan International Airport [KTM]

Sat, 23 May 2026

$893
Qatar Airways
Qatar Airways

Seattle

16:30

Seattle Tacoma International Airport [SEA]

Wed , 20 May 2026

35h 45m
ellipse
1 Stop

Kathmandu

17:00

Tribhuvan International Airport [KTM]

Fri, 22 May 2026

$926
Cathay Pacific airways
Cathay Pacific airways

Seattle

11:45

Seattle Tacoma International Airport [SEA]

Wed , 20 May 2026

21h 15m
ellipse
1 Stop

Kathmandu

21:45

Tribhuvan International Airport [KTM]

Thu, 21 May 2026

$958
Cathay Pacific airways
Cathay Pacific airways

Seattle

11:45

Seattle Tacoma International Airport [SEA]

Thu , 21 May 2026

21h 15m
ellipse
1 Stop

Kathmandu

21:45

Tribhuvan International Airport [KTM]

Fri, 22 May 2026

$958
Cathay Pacific airways
Cathay Pacific airways

Seattle

11:45

Seattle Tacoma International Airport [SEA]

Tue , 19 May 2026

21h 15m
ellipse
1 Stop

Kathmandu

21:45

Tribhuvan International Airport [KTM]

Wed, 20 May 2026

$958
EVA Air
EVA Air

Seattle

01:50

Seattle Tacoma International Airport [SEA]

Wed , 20 May 2026

31h 10m
ellipse
2 Stop

Kathmandu

21:45

Tribhuvan International Airport [KTM]

Thu, 21 May 2026

$975
EVA Air
EVA Air

Seattle

01:50

Seattle Tacoma International Airport [SEA]

Thu , 21 May 2026

31h 10m
ellipse
2 Stop

Kathmandu

21:45

Tribhuvan International Airport [KTM]

Fri, 22 May 2026

$975
ellipse

Early Morning Flight Seattle to Kathmandu

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Cheapest Flight
Found
$975
group
Average Flight
Time
31h 10m
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Date/Time
20 May 2026
01:50 AM
plane
Airlines
EVA Air
Ellipse

Late Night Flight Seattle to Kathmandu

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Cheapest Flight
Found
$874
group
Average Flight
Time
22h 20m
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Date/Time
19 May 2026
19:10 PM
plane
Airlines
Turkish Airlines