￥14,690 Cheap Flights from Seattle (SEA) to San Diego (SAN)

View ￥14,690 flight on Tue, May 5, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at ￥14,690 for one-way flights and ￥26,340 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jun 16 - Tue, Jun 30
SEA
Seattle
SAN
San Diego
￥26,340 Roundtrip, found 3 days ago
￥26,340
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jun 16 from Seattle to San Diego, returning Tue, Jun 30, priced at ￥26,340 found 3 days ago
Delta
Mon, Jun 1 - Tue, Jun 16
SEA
Seattle
SAN
San Diego
￥30,530 Roundtrip, found 3 days ago
￥30,530
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Jun 1 from Seattle to San Diego, returning Tue, Jun 16, priced at ￥30,530 found 3 days ago
Delta
Sat, May 16 - Sat, May 23
SEA
Seattle
SAN
San Diego
￥31,500 Roundtrip, found 23 hours ago
￥31,500
Roundtrip
found 23 hours ago
Select Delta flight, departing Sat, May 16 from Seattle to San Diego, returning Sat, May 23, priced at ￥31,500 found 23 hours ago
Delta
Mon, May 18 - Mon, Jun 1
SEA
Seattle
SAN
San Diego
￥34,610 Roundtrip, found 3 days ago
￥34,610
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, May 18 from Seattle to San Diego, returning Mon, Jun 1, priced at ￥34,610 found 3 days ago
Delta
Tue, May 5 - Sun, May 17
SEA
Seattle
SAN
San Diego
￥36,870 Roundtrip, found 3 days ago
￥36,870
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, May 5 from Seattle to San Diego, returning Sun, May 17, priced at ￥36,870 found 3 days ago
Delta
Wed, Jul 1 - Mon, Jul 13
SEA
Seattle
SAN
San Diego
￥37,190 Roundtrip, found 3 days ago
￥37,190
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Jul 1 from Seattle to San Diego, returning Mon, Jul 13, priced at ￥37,190 found 3 days ago
Alaska Airlines
Mon, May 4 - Thu, May 7
SEA
Seattle
SAN
San Diego
￥37,860 Roundtrip, found 19 hours ago
￥37,860
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Mon, May 4 from Seattle to San Diego, returning Thu, May 7, priced at ￥37,860 found 19 hours ago
Alaska Airlines
Sat, May 16 - Sat, May 23
SEA
Seattle
SAN
San Diego
￥37,950 Roundtrip, found 23 hours ago
￥37,950
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Sat, May 16 from Seattle to San Diego, returning Sat, May 23, priced at ￥37,950 found 23 hours ago
United
Sat, May 16 - Sat, May 23
SEA
Seattle
SAN
San Diego
￥40,810 Roundtrip, found 23 hours ago
￥40,810
Roundtrip
found 23 hours ago
Select United flight, departing Sat, May 16 from Seattle to San Diego, returning Sat, May 23, priced at ￥40,810 found 23 hours ago
American Airlines
Mon, May 4 - Thu, May 7
SEA
Seattle
SAN
San Diego
￥53,130 Roundtrip, found 19 hours ago
￥53,130
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Mon, May 4 from Seattle to San Diego, returning Thu, May 7, priced at ￥53,130 found 19 hours ago

Alternative airports near San Diego

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

Select flight to San Diego Intl. SAN. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from ￥44,180
SAN
San Diego Intl.
CheapestClosest
Average driving time to city center5 min
Flights from ￥44,180

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

May is typically the cheapest month to fly

From ￥15,789 - ￥36,469 per traveler.

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from SEA to SAN was ￥26,340. Cheap tickets don't last forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to San Diego Airport?
We get that circumstances change unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to SAN that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sea-Tac Airport to San Diego Intl. Airport (SAN) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Sea-Tac Airport to San Diego Intl. Airport (SAN)?
The flight time from SEA to SAN is about 2 hours and 49 minutes, so don't get too comfy. Chances are the next time you peek out the window you'll be arriving in San Diego.
How far is the flight from Sea-Tac Airport to San Diego Intl. Airport (SAN)?
The flight distance between Sea-Tac Airport and San Diego Airport is 1,700 kilometers. Pack yourself a snack, a drink and something to read. Keep yourself busy in the air and the hours will fly by.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN)?
Alaska Airlines (AS) is one of the preferred choices for travelers jetting between Sea-Tac Airport and San Diego Airport. Select from the 260 flights it operates on this route each month. Another carrier servicing this route is Delta Air Lines (DL). You'll have 143 flights each month to select from.
Are Seattle - Tacoma Intl. Airport (SEA) to San Diego Airport flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Sea-Tac Airport to San Diego Airport are available up to 12 months before departure on Expedia. And although you may occasionally pick up a fantastic last-minute deal, it's never a sure thing. Also, booking your flights ahead of time means you'll have more choices — and you can avoid landing the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
￥26,340
Distance
1681 km
Average flight time
2 hours 48 mins

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