SAN

$186 Find Cheap Flights from District of Columbia to San Diego - Compare and Save

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 7/13. 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 District of Columbia to San Diego

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from District of Columbia 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 District of Columbia to San Diego

Mon, Jul 20 - Fri, Jul 24
Frontier Logo
9:50 am - 8:06 pm
IAD
-
SAN
13h 16m
1 stop
Frontier Logo
8:51 pm - 8:20 am
SAN
-
IAD
8h 29m
1 stop
$346Frontier
Fri, Jul 3 - Wed, Jul 8
Multiple Airlines Logo
6:00 pm - 11:53 pm
DCA
-
SAN
8h 53m
1 stop
Multiple Airlines Logo
8:40 pm - 10:10 am
SAN
-
DCA
10h 30m
1 stop
$346Multiple Airlines
Sat, Aug 1 - Wed, Aug 19
Alaska Airlines Logo
8:00 pm - 10:24 pm
IAD
-
SAN
5h 24mnonstop
Alaska Airlines Logo
10:04 am - 6:14 pm
SAN
-
IAD
5h 10mnonstop
$347Alaska Airlines
Fri, Jul 24 - Sun, Jul 26
Frontier Logo
6:00 pm - 9:05 am
DCA
-
SAN
18h 05m
1 stop
Frontier Logo
6:25 am - 12:51 pm
SAN
-
DCA
27h 26m
1 stop
$347Frontier
Mon, Jun 29 - Sun, Jul 26
Frontier Logo
6:00 pm - 11:53 pm
DCA
-
SAN
8h 53m
1 stop
Frontier Logo
6:25 am - 12:51 pm
SAN
-
DCA
27h 26m
1 stop
$348Frontier
Mon, Jul 13 - Mon, Jul 20
Multiple Airlines Logo
7:53 pm - 10:17 pm
IAD
-
SAN
5h 24mnonstop
Multiple Airlines Logo
8:51 pm - 8:20 am
SAN
-
IAD
8h 29m
1 stop
$348Multiple Airlines
Mon, Jul 6 - Wed, Jul 8
Frontier Logo
9:50 am - 8:06 pm
IAD
-
SAN
13h 16m
1 stop
Frontier Logo
3:03 pm - 8:20 am
SAN
-
IAD
14h 17m
1 stop
$349Frontier
Tue, Jun 30 - Wed, Jul 8
Multiple Airlines Logo
7:00 am - 11:53 pm
DCA
-
SAN
19h 53m
1 stop
Multiple Airlines Logo
8:40 pm - 10:10 am
SAN
-
DCA
10h 30m
1 stop
$349Multiple Airlines
Tue, Aug 11 - Tue, Aug 18
Frontier Logo
9:50 am - 2:08 pm
IAD
-
SAN
7h 18m
1 stop
Frontier Logo
9:53 pm - 7:50 am
SAN
-
IAD
6h 57m
1 stop
$350Frontier
Sat, Jul 4 - Thu, Jul 16
Frontier Logo
7:00 am - 11:53 pm
DCA
-
SAN
19h 53m
1 stop
Frontier Logo
6:25 am - 9:59 pm
SAN
-
DCA
12h 34m
1 stop
$350Frontier
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$186
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Washington Dulles Airport to San Diego

Flights from District of Columbia to San Diego: the best tips from KAYAK users

Insights shared by verified travelers who flew the route from District of Columbia to San Diego 
Verified travelerFlew with Alaska Airlines
DCA
-
SAN
Feb 2026
DCA only has a few flights to other coast. IAD has many. If something goes wrong you’ll have more options flying out of IAD.
RebeccaFlew with Alaska Airlines
IAD
-
SAN
Sep 2024
Get something to eat in the airport, just in case there is no food onboard.

FAQs for booking flights from District of Columbia to San Diego

  • How does KAYAK find such low prices on flights from District of Columbia 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 District of Columbia to San Diego.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from District of Columbia 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 District of Columbia 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 District of Columbia with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia 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 District of Columbia 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
National City
Julian
Borrego Springs
Poway
Alpine
Santee
Lemon Grove

Everything you need to know for your flight to San Diego

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