Delta Cheap Flights from Seattle to San Diego

View €84 flight on Tue, 23 Sep 2025Opens in a new window

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Prices were available within the past 7 days and start at €84 for one-way flights and €135 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 27 Sep - Wed, 1 Oct
SEA
Seattle
SAN
San Diego
€135 Return, found 10 hours ago
€135
Return
found 10 hours ago
Select Delta flight, departing Sat, 27 Sep from Seattle to San Diego, returning Wed, 1 Oct, priced at €135 found 10 hours ago
Delta
Sat, 27 Sep - Thu, 2 Oct
SEA
Seattle
SAN
San Diego
€153 Return, found 10 hours ago
€153
Return
found 10 hours ago
Select Delta flight, departing Sat, 27 Sep from Seattle to San Diego, returning Thu, 2 Oct, priced at €153 found 10 hours ago
Delta
Sat, 27 Sep - Thu, 2 Oct
SEA
Seattle
SAN
San Diego
€165 Return, found 10 hours ago
€165
Return
found 10 hours ago
Select Delta flight, departing Sat, 27 Sep from Seattle to San Diego, returning Thu, 2 Oct, priced at €165 found 10 hours ago
Delta
Sun, 7 Sep - Sun, 14 Sep
SEA
Seattle
SAN
San Diego
€170 Return, found 6 days ago
€170
Return
found 6 days ago
Select Delta flight, departing Sun, 7 Sep from Seattle to San Diego, returning Sun, 14 Sep, priced at €170 found 6 days ago
Delta
Sat, 27 Sep - Wed, 1 Oct
SEA
Seattle
SAN
San Diego
€179 Return, found 10 hours ago
€179
Return
found 10 hours ago
Select Delta flight, departing Sat, 27 Sep from Seattle to San Diego, returning Wed, 1 Oct, priced at €179 found 10 hours ago
Delta
Sat, 23 Aug - Mon, 25 Aug
SEA
Seattle
SAN
San Diego
€183 Return, found 1 day ago
€183
Return
found 1 day ago
Select Delta flight, departing Sat, 23 Aug from Seattle to San Diego, returning Mon, 25 Aug, priced at €183 found 1 day ago
Seattle to San Diego route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
San Diego Intl.
Airlines serving
American Airlines, Delta, Hawaiian Airlines, JetBlue Airways, United
Popular airline
Delta
Distance
1681 km
Average flight time
2 hours 51 mins
*Available to Expedia members.