San Diego to Seattle

SANSEA

Fly from San Diego to Seattle starting at SAR 274 with Southwest Airlines.Best fare available on Sep 12, 2026.Limited seats. Better plans. Book before it's gone.

San Diego to Seattle cheapest flights this week

6 Sept
Frontier Airlines
10:00SAN
15:28SEA
1 StopSAR 540VIEW DEAL
6 Sept
Frontier Airlines
15:45SAN
09:19SEA
1 StopSAR 614VIEW DEAL
8 Sept
Frontier Airlines
06:25SAN
13:22SEA
1 StopSAR 533VIEW DEAL
11 Sept
Alaska Airlines
11:30SAN
14:39SEA
DirectSAR 492VIEW DEAL
12 Sept
Southwest Airlines
16:40SAN
19:40SEA
DirectSAR 274VIEW DEAL
12 Sept
Frontier Airlines
06:25SAN
15:08SEA
1 StopSAR 481VIEW DEAL
13 Sept
Alaska Airlines
06:15SAN
09:20SEA
DirectSAR 463VIEW DEAL
13 Sept
Frontier Airlines
21:03SAN
09:42SEA
1 StopSAR 559VIEW DEAL
14 Sept
Frontier Airlines
06:25SAN
15:08SEA
1 StopSAR 540VIEW DEAL
16 Sept
Alaska Airlines
16:50SAN
19:52SEA
DirectSAR 448VIEW DEAL

San Diego to Seattle monthly flight fare trend

Sep
from SAR 274
Oct
from SAR 255
Nov
No flights
Dec
No flights
Jan
from SAR 396
Feb
No flights

Airport Details

Origin

San Diego

San Diego International Airport (SAN)

San Diego, SAN
Zone

Los Angeles

Elev

17 ft

Destination

Seattle

Seattle–Tacoma International Airport (SEA)

Seattle, SEA
Zone

Los Angeles

Elev

433 ft

Flights from San Diego

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