SAN

$80 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 5/4. 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

Mon, Apr 20 - Fri, Apr 24
Frontier Logo
8:45 pm - 1:17 pm
SEA
-
SAN
16h 32m
1 stop
Frontier Logo
12:25 pm - 9:27 am
SAN
-
SEA
21h 02m
1 stop
$126Frontier
Mon, Apr 20 - Tue, Apr 28
Frontier Logo
8:45 pm - 1:17 pm
SEA
-
SAN
16h 32m
1 stop
Frontier Logo
12:12 pm - 9:27 am
SAN
-
SEA
21h 15m
1 stop
$127Frontier
Sat, Apr 25 - Sat, May 2
Delta Logo
7:35 pm - 10:29 pm
SEA
-
SAN
2h 54mnonstop
Delta Logo
6:51 pm - 10:05 pm
SAN
-
SEA
3h 14mnonstop
$139Delta
Thu, Apr 23 - Mon, Apr 27
Delta Logo
7:35 am - 10:34 am
SEA
-
SAN
2h 59mnonstop
Delta Logo
6:51 pm - 10:05 pm
SAN
-
SEA
3h 14mnonstop
$140Delta
Mon, May 4 - Wed, May 6
Southwest Logo
9:40 am - 1:55 pm
SEA
-
SAN
4h 15m
1 stop
Southwest Logo
3:00 pm - 6:00 pm
SAN
-
SEA
3h 00mnonstop
$145Southwest
Fri, Apr 17 - Fri, Apr 24
Southwest Logo
11:05 am - 1:50 pm
SEA
-
SAN
2h 45mnonstop
Southwest Logo
5:55 pm - 12:55 am
SAN
-
SEA
7h 00m
1 stop
$149Southwest
Sun, Apr 26 - Wed, Apr 29
Multiple Airlines Logo
11:44 am - 11:59 pm
GEG
-
SAN
12h 15m
1 stop
Multiple Airlines Logo
7:24 pm - 10:20 pm
SAN
-
GEG
2h 56mnonstop
$174Multiple Airlines
Sat, May 2 - Tue, May 5
Alaska Airlines Logo
7:27 am - 10:15 am
GEG
-
SAN
2h 48mnonstop
Alaska Airlines Logo
7:24 pm - 10:20 pm
SAN
-
GEG
2h 56mnonstop
$177Alaska Airlines
Wed, Jun 3 - Tue, Jun 9
Alaska Airlines Logo
7:15 am - 10:07 am
PAE
-
SAN
2h 52mnonstop
Alaska Airlines Logo
3:05 pm - 6:13 pm
SAN
-
PAE
3h 08mnonstop
$185Alaska Airlines
Sat, Apr 18 - Sat, Apr 25
Multiple Airlines Logo
12:27 pm - 8:34 am
PDX
-
SAN
20h 07m
1 stop
Multiple Airlines Logo
7:00 am - 9:48 am
SAN
-
PDX
2h 48mnonstop
$194Multiple Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$80
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly and prices are also 2% lower on average.
Flight from Bellingham 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
Borrego Springs
National City
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