SAN

$46 Find Cheap Flights from Washington to San Diego

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to San Diego departing on 4/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Washington to San Diego

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to San Diego that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington to San Diego

Thu, Apr 16 - Fri, Apr 24
Southwest Logo
6:15 pm - 11:05 pm
SEA
-
SAN
4h 50m
1 stop
Southwest Logo
6:55 pm - 12:55 am
SAN
-
SEA
6h 00m
1 stop
$119Southwest
Wed, Apr 15 - Thu, Apr 23
Frontier Logo
8:07 pm - 8:34 am
SEA
-
SAN
12h 27m
1 stop
Frontier Logo
9:00 pm - 8:56 pm
SAN
-
SEA
23h 56m
1 stop
$120Frontier
Sun, Apr 12 - Thu, Apr 16
Frontier Logo
10:01 pm - 7:21 am
SEA
-
SAN
9h 20m
1 stop
Frontier Logo
12:25 pm - 9:52 am
SAN
-
SEA
21h 27m
1 stop
$121Frontier
Tue, Mar 31 - Fri, Apr 3
Delta Logo
7:55 pm - 10:48 pm
SEA
-
SAN
2h 53mnonstop
Delta Logo
7:30 am - 10:40 am
SAN
-
SEA
3h 10mnonstop
$122Delta
Fri, May 1 - Sun, May 3
Alaska Airlines Logo
7:40 pm - 10:36 pm
SEA
-
SAN
2h 56mnonstop
Alaska Airlines Logo
6:15 am - 9:26 am
SAN
-
SEA
3h 11mnonstop
$124Alaska Airlines
Thu, Apr 23 - Wed, Apr 29
Alaska Airlines Logo
3:44 pm - 6:41 pm
SEA
-
SAN
2h 57mnonstop
Alaska Airlines Logo
1:00 pm - 4:10 pm
SAN
-
SEA
3h 10mnonstop
$128Alaska Airlines
Sat, Apr 11 - Thu, Apr 16
Delta Logo
5:00 pm - 9:55 pm
GEG
-
SAN
4h 55m
1 stop
Delta Logo
3:35 pm - 9:02 pm
SAN
-
GEG
5h 27m
1 stop
$166Delta
Mon, Apr 13 - Thu, Apr 23
Multiple Airlines Logo
3:00 pm - 1:17 pm
BLI
-
SAN
22h 17m
1 stop
Multiple Airlines Logo
9:00 pm - 9:10 pm
SAN
-
BLI
24h 10m
1 stop
$168Multiple Airlines
Tue, Apr 21 - Sat, Apr 25
American Airlines Logo
7:19 am - 10:10 am
GEG
-
SAN
2h 51mnonstop
American Airlines Logo
7:24 pm - 10:20 pm
SAN
-
GEG
2h 56mnonstop
$169American Airlines
Mon, Apr 13 - Wed, Apr 22
Multiple Airlines Logo
3:00 pm - 1:17 pm
BLI
-
SAN
22h 17m
1 stop
Multiple Airlines Logo
2:12 pm - 12:10 pm
SAN
-
BLI
21h 58m
1 stop
$176Multiple Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$46
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Spokane to San Diego

FAQs for booking flights from Washington to San Diego

  • How does KAYAK find such low prices on flights from Washington to San Diego?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to San Diego.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to San Diego?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to San Diego?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Washington with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to San Diego?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Julian
National City
Borrego Springs
Poway
Lemon Grove
Alpine
Santee

Everything you need to know for your flight to San Diego

Information on the airport you'll fly into in San Diego