San Diego to Seattle

SANSEA

Fly from San Diego to Seattle starting at SAR 289 with Southwest Airlines.Best fare available on Aug 19, 2026.Limited seats. Better plans. Book before it's gone.

San Diego to Seattle cheapest flights this week

30 Jul
Alaska Airlines
22:02SAN
08:45SEA
1 StopSAR 474VIEW DEAL
31 Jul
Frontier Airlines
06:25SAN
09:17SEA
1 StopSAR 666VIEW DEAL
2 Aug
Frontier Airlines
06:25SAN
09:17SEA
1 StopSAR 496VIEW DEAL
3 Aug
Frontier Airlines
20:51SAN
10:39SEA
1 StopSAR 685VIEW DEAL
3 Aug
Frontier Airlines
10:00SAN
09:17SEA
1 StopSAR 710VIEW DEAL
5 Aug
Frontier Airlines
06:25SAN
13:17SEA
1 StopSAR 629VIEW DEAL
6 Aug
Frontier Airlines
06:25SAN
09:04SEA
1 StopSAR 500VIEW DEAL
7 Aug
Frontier Airlines
10:10SAN
09:04SEA
1 StopSAR 651VIEW DEAL
19 Aug
Southwest Airlines
17:00SAN
21:45SEA
1 StopSAR 344VIEW DEAL
19 Aug
Southwest Airlines
18:00SAN
21:00SEA
DirectSAR 289VIEW DEAL

San Diego to Seattle monthly flight fare trend

Jul
from SAR 474
Aug
from SAR 289
Sep
No flights
Oct
No flights
Nov
No flights
Dec
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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