Flights to San Diego from Seattle from RM461

View RM461 flight on Wed, 20 Aug 2025Opens in a new window

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

Prices were available within the past 7 days and start at RM461 for one-way flights and RM837 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 21 Aug - Sun, 24 Aug
SEA
Seattle
SAN
San Diego
RM837 Return, found 9 hours ago
RM837
Return
found 9 hours ago
Select Delta flight, departing Thu, 21 Aug from Seattle to San Diego, returning Sun, 24 Aug, priced at RM837 found 9 hours ago
Delta
Wed, 20 Aug - Sat, 23 Aug
SEA
Seattle
SAN
San Diego
RM880 Return, found 9 hours ago
RM880
Return
found 9 hours ago
Select Delta flight, departing Wed, 20 Aug from Seattle to San Diego, returning Sat, 23 Aug, priced at RM880 found 9 hours ago
Delta
Wed, 20 Aug - Sat, 23 Aug
SEA
Seattle
SAN
San Diego
RM1,048 Return, found 9 hours ago
RM1,048
Return
found 9 hours ago
Select Delta flight, departing Wed, 20 Aug from Seattle to San Diego, returning Sat, 23 Aug, priced at RM1,048 found 9 hours ago
Delta
Thu, 21 Aug - Sun, 24 Aug
SEA
Seattle
SAN
San Diego
RM1,053 Return, found 9 hours ago
RM1,053
Return
found 9 hours ago
Select Delta flight, departing Thu, 21 Aug from Seattle to San Diego, returning Sun, 24 Aug, priced at RM1,053 found 9 hours ago
United
Wed, 20 Aug - Sat, 23 Aug
SEA
Seattle
SAN
San Diego
RM1,091 Return, found 9 hours ago
RM1,091
Return
found 9 hours ago
Select United flight, departing Wed, 20 Aug from Seattle to San Diego, returning Sat, 23 Aug, priced at RM1,091 found 9 hours ago
American Airlines
Wed, 20 Aug - Sat, 23 Aug
SEA
Seattle
SAN
San Diego
RM1,113 Return, found 9 hours ago
RM1,113
Return
found 9 hours ago
Select American Airlines flight, departing Wed, 20 Aug from Seattle to San Diego, returning Sat, 23 Aug, priced at RM1,113 found 9 hours ago

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

November is typically the cheapest month to fly

From RM 343 - RM 1,157 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.