An Alaska Airlines plane taking off with a snow-capped mountain in the background.

Flights from Los Angeles Intl. (LAX) to Seattle-Tacoma International Airport (SEA)
Flights to Seattle
Washington
United States of America
Flights
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Popular airlines from Los Angeles Intl. (LAX) to Seattle-Tacoma International Airport (SEA)

Alaska Airlines
Frontier Airlines
American Airlines
Delta
United
Southwest Airlines
JetBlue Airways

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Cheap Flights from Los Angeles to Seattle (LAX-SEA)

Prices were available within the past 7 days and start at NT$3,139 for one-way flights and NT$6,278 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Thu, Nov 5 - Mon, Nov 9

LAX

Los Angeles

SEA

Seattle

NT$6,278

Roundtrip

Found 1 day ago

Select Delta flight, departing Thu, Nov 5 from Los Angeles to Seattle, returning Mon, Nov 9, priced at NT$6,278 Found 1 day ago

Thu, Nov 5 - Mon, Nov 9

LAX

Los Angeles

SEA

Seattle

NT$7,872

Roundtrip

Found 1 day ago

Select Delta flight, departing Thu, Nov 5 from Los Angeles to Seattle, returning Mon, Nov 9, priced at NT$7,872 Found 1 day ago

Thu, Nov 12 - Mon, Nov 16

LAX

Los Angeles

SEA

Seattle

NT$8,488

Roundtrip

Found 3 days ago

Select Delta flight, departing Thu, Nov 12 from Los Angeles to Seattle, returning Mon, Nov 16, priced at NT$8,488 Found 3 days ago

Thu, Nov 5 - Mon, Nov 9

LAX

Los Angeles

SEA

Seattle

NT$9,466

Roundtrip

Found 1 day ago

Select American Airlines flight, departing Thu, Nov 5 from Los Angeles to Seattle, returning Mon, Nov 9, priced at NT$9,466 Found 1 day ago

Thu, Nov 5 - Mon, Nov 9

LAX

Los Angeles

SEA

Seattle

NT$9,467

Roundtrip

Found 1 day ago

Select American Airlines flight, departing Thu, Nov 5 from Los Angeles to Seattle, returning Mon, Nov 9, priced at NT$9,467 Found 1 day ago

Sun, Oct 18 - Thu, Oct 22

LAX

Los Angeles

SEA

Seattle

NT$10,123

Roundtrip

Found 13 hours ago

Select Delta flight, departing Sun, Oct 18 from Los Angeles to Seattle, returning Thu, Oct 22, priced at NT$10,123 Found 13 hours ago

Thu, Nov 12 - Mon, Nov 16

LAX

Los Angeles

SEA

Seattle

NT$11,033

Roundtrip

Found 3 days ago

Select American Airlines flight, departing Thu, Nov 12 from Los Angeles to Seattle, returning Mon, Nov 16, priced at NT$11,033 Found 3 days ago

Thu, Nov 5 - Mon, Nov 9

LAX

Los Angeles

PAE

Seattle

NT$11,060

Roundtrip

Found 1 day ago

Select American Airlines flight, departing Thu, Nov 5 from Los Angeles to Seattle, returning Mon, Nov 9, priced at NT$11,060 Found 1 day ago

Thu, Nov 12 - Mon, Nov 16

LAX

Los Angeles

SEA

Seattle

NT$11,346

Roundtrip

Found 3 days ago

Select American Airlines flight, departing Thu, Nov 12 from Los Angeles to Seattle, returning Mon, Nov 16, priced at NT$11,346 Found 3 days ago

Thu, Nov 5 - Mon, Nov 9

LAX

Los Angeles

PAE

Seattle

NT$12,973

Roundtrip

Found 1 day ago

Select Alaska Airlines flight, departing Thu, Nov 5 from Los Angeles to Seattle, returning Mon, Nov 9, priced at NT$12,973 Found 1 day ago

Find the cheapest month to fly from Los Angeles (LAX) to Seattle (SEA)

October is typically the cheapest month to fly

From NT$2,104 - NT$5,327 per traveler.

Travel information

Origin airport	Los Angeles Intl.
Destination airport	Seattle-Tacoma International Airport
Distance	1,536 km away
Airlines serving	Alaska Airlines, Frontier Airlines, American Airlines, Delta, United, Southwest Airlines, JetBlue Airways
Popular airline	Alaska Airlines
Roundtrip price	NT$6,278
Average flight time	2 hours 56 mins

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NT$3,139 Cheap Flights from Los Angeles (LAX) to Seattle (SEA)

Popular airlines from Los Angeles Intl. (LAX) to Seattle-Tacoma International Airport (SEA)

Be in the know

Book smarter

Earn twice

Cheap Flights from Los Angeles to Seattle (LAX-SEA)

Find the cheapest month to fly from Los Angeles (LAX) to Seattle (SEA)

October is typically the cheapest month to flyOctober is typically the cheapest month to fly

Travel information

Explore a world of travel with Expedia

October is typically the cheapest month to fly