
Keep the following information in mind while searching for Washington to San Diego flight deals. Data was last updated September 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (Alaska Airlines) |
One-way from | $69 (Southwest) |
Popular in | December |
Cheapest in | January |
Average price | $214 |
Good round-trip deal | $171 or less |
Good one-way deal | $88 or less |
Fly from
Fly to
Route
Depart
Return
PortlandSan Diego
PDX Portland - SAN San Diego
PDXSAN
Portland
Sat 10/10
8:00 am-10:25 am
Nonstop2h 25m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
SpokaneSan Diego
GEG Spokane - SAN San Diego
GEGSAN
Spokane
Tue 11/17
7:03 am-9:53 am
Nonstop2h 50m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
SpokaneSan Diego
GEG Spokane - SAN San Diego
GEGSAN
Spokane
Wed 11/18
7:03 am-9:53 am
Nonstop2h 50m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
SeattleSan Diego
SEA Seattle/Tacoma Intl - SAN San Diego
SEASAN
Seattle/Tacoma Intl
Sat 10/17
7:50 am-10:45 am
Nonstop2h 55m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
SpokaneSan Diego
GEG Spokane - SAN San Diego
GEGSAN
Spokane
Wed 12/16
7:07 am-10:02 am
Nonstop2h 55m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
SpokaneSan Diego
GEG Spokane - SAN San Diego
GEGSAN
Spokane
Tue 12/15
7:35 am-5:00 pm
2 stops9h 25m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
SpokaneSan Diego
GEG Spokane - SAN San Diego
GEGSAN
Spokane
Tue 10/13
5:40 am-11:35 am
2 stops5h 55m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
SpokaneSan Diego
GEG Spokane - SAN San Diego
GEGSAN
Spokane
Sat 10/17
4:30 pm-10:51 pm
1 stop6h 21m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
SpokaneSan Diego
GEG Spokane - SAN San Diego
GEGSAN
Spokane
Thu 11/12
7:00 am-12:48 pm
1 stop5h 48m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
SpokaneSan Diego
GEG Spokane - SAN San Diego
GEGSAN
Spokane
Sat 10/10
7:19 am-10:11 am
Nonstop2h 52m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
Everything you need to know about your flight from Washington to San Diego
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$87 | Average$234 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$108 | Average$287 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$117 | Average$266 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$119 | Average$385 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$178 | Average$384 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$187 | Average$329 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$227 | Average$498 | FlexibilityNo cancel fee | On-time71% |