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

Flights from San Diego Intl. Airport (SAN) to Seattle-Tacoma International Airport (SEA)
Flights to Seattle
Washington
United States of America
Flights
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Popular airlines from San Diego Intl. Airport (SAN) to Seattle-Tacoma International Airport (SEA)

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

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Cheap Flights from San Diego to Seattle (SAN-SEA)

Prices were available within the past 7 days and start at NT$3,139 for one-way flights and NT$4,996 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Thu, Oct 22 - Mon, Oct 26

SAN

San Diego

SEA

Seattle

NT$4,996

Roundtrip

Found 6 days ago

Select Delta flight, departing Thu, Oct 22 from San Diego to Seattle, returning Mon, Oct 26, priced at NT$4,996 Found 6 days ago

Fri, Oct 23 - Mon, Oct 26

SAN

San Diego

SEA

Seattle

NT$6,906

Roundtrip

Found 6 days ago

Select Delta flight, departing Fri, Oct 23 from San Diego to Seattle, returning Mon, Oct 26, priced at NT$6,906 Found 6 days ago

Fri, Oct 16 - Thu, Oct 29

SAN

San Diego

SEA

Seattle

NT$7,861

Roundtrip

Found 6 days ago

Select Delta flight, departing Fri, Oct 16 from San Diego to Seattle, returning Thu, Oct 29, priced at NT$7,861 Found 6 days ago

Fri, Oct 16 - Thu, Oct 29

SAN

San Diego

SEA

Seattle

NT$9,293

Roundtrip

Found 6 days ago

Select Delta flight, departing Fri, Oct 16 from San Diego to Seattle, returning Thu, Oct 29, priced at NT$9,293 Found 6 days ago

Thu, Oct 22 - Mon, Oct 26

SAN

San Diego

SEA

Seattle

NT$9,294

Roundtrip

Found 6 days ago

Select Delta flight, departing Thu, Oct 22 from San Diego to Seattle, returning Mon, Oct 26, priced at NT$9,294 Found 6 days ago

Fri, Oct 23 - Sun, Oct 25

SAN

San Diego

SEA

Seattle

NT$9,452

Roundtrip

Found 6 days ago

Select Delta flight, departing Fri, Oct 23 from San Diego to Seattle, returning Sun, Oct 25, priced at NT$9,452 Found 6 days ago

Thu, Oct 22 - Mon, Oct 26

SAN

San Diego

SEA

Seattle

NT$10,249

Roundtrip

Found 6 days ago

Select Delta flight, departing Thu, Oct 22 from San Diego to Seattle, returning Mon, Oct 26, priced at NT$10,249 Found 6 days ago

Thu, Oct 22 - Mon, Oct 26

SAN

San Diego

SEA

Seattle

NT$10,408

Roundtrip

Found 6 days ago

Select American Airlines flight, departing Thu, Oct 22 from San Diego to Seattle, returning Mon, Oct 26, priced at NT$10,408 Found 6 days ago

Fri, Oct 23 - Mon, Oct 26

SAN

San Diego

SEA

Seattle

NT$10,567

Roundtrip

Found 6 days ago

Select American Airlines flight, departing Fri, Oct 23 from San Diego to Seattle, returning Mon, Oct 26, priced at NT$10,567 Found 6 days ago

Thu, Oct 22 - Mon, Oct 26

SAN

San Diego

SEA

Seattle

NT$11,044

Roundtrip

Found 6 days ago

Select Alaska Airlines flight, departing Thu, Oct 22 from San Diego to Seattle, returning Mon, Oct 26, priced at NT$11,044 Found 6 days ago

Find the cheapest month to fly from San Diego (SAN) to Seattle (SEA)

October is typically the cheapest month to fly

From NT$3,088 - NT$5,673 per traveler.

Travel information

Origin airport	San Diego Intl. Airport
Destination airport	Seattle-Tacoma International Airport
Distance	1,691 km away
Airlines serving	Alaska Airlines, Delta, Frontier Airlines, United, Southwest Airlines, American Airlines, JetBlue Airways
Popular airline	Alaska Airlines
Roundtrip price	NT$4,996
Average flight time	3 hours 7 mins

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NT$3,139 Cheap Flights from San Diego (SAN) to Seattle (SEA)

Popular airlines from San Diego Intl. Airport (SAN) to Seattle-Tacoma International Airport (SEA)

Be in the know

Book smarter

Earn twice

Cheap Flights from San Diego to Seattle (SAN-SEA)

Find the cheapest month to fly from San Diego (SAN) 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