CA $107 Cheap Flights from San Diego (SAN) to Seattle (SEA)

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

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Cheap flights from San Diego (SAN) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $107 for one-way flights and CA $135 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Alaska Airlines
Delta
Hawaiian Airlines
Delta
Delta
Alaska Airlines
Alaska Airlines
Alaska Airlines
United

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Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Frequently asked questions

How much is a flight from San Diego Airport to Sea-Tac Airport?
Pack your bags, because round-trip flights from San Diego Airport to Sea-Tac Airport start from CA $135. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book now to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SAN to Sea-Tac Airport?
The majority of flights can be cancelled online, but each air carrier has different terms and conditions. If you do need to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from San Diego Intl. Airport (SAN) to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies?
Select our "No change fees" filter to find flexible travel options for your flight from San Diego Intl. Airport (SAN) to Seattle - Tacoma Intl. Airport (SEA). This allows you to lock in a good price ahead of time and still have the freedom to reschedule without any extra fees. Keep in mind that you'll need to cover the fare difference.
How many hours is the flight from SAN to Seattle - Tacoma Intl. Airport (SEA)?
The average flight between SAN and Sea-Tac Airport is 3 hours and 11 minutes. If you're travelling with kids, it's always a good idea to pack some fruit or snacks in your carry-on baggage.
How far is the flight from San Diego Intl. Airport (SAN) to SEA?
Around 1,700 kilometres separates San Diego and SeaTac, so pack some entertainment to help you fill in a few hours. That gripping novel you haven't had time to finish will be ideal.
Which airlines fly direct from San Diego Airport to Sea-Tac Airport?
Alaska Airlines (AS) is a popular option. It operates 213 flights from San Diego Airport to Sea-Tac Airport each month. Love some more options? Check out the ticket prices from Delta (DL). This carrier offers 134 flights every month between these destinations.
Are San Diego Airport to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes score a bargain, with some of the cheapest airfares from SAN to Sea-Tac Airport surfacing a few weeks prior to the departure date. If you'd rather plan ahead of time, Expedia compares and updates the best flight deals continually — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines quote prices that far in advance.

Travel information

Origin airport
San Diego Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
CA $134
Distance
1681 km
Average flight time
3 hours 8 mins

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