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Cheap flights from Washington, D.C. to San Diego from $63

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to San Diego departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to San Diego

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. to San Diego that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. to San Diego.

Cheap last minute flights

Planning a quick getaway from Washington, D.C. to San Diego? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Diego, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington, D.C. to San Diego

Find recent round-trip train or bus tickets from Washington, D.C. to San Diego.

All round-trip flight deals to San Diego

The cheapest plane tickets to San Diego found on KAYAK recently.
6:00 pm - 12:29 amDCA-SAN
9h 29m1 stop
6:25 am - 9:59 pmSAN-DCA
12h 34m1 stop
$128Frontier
Find Deal
Mon, Feb 3 - Mon, Feb 10
7:00 am - 11:49 pmDCA-SAN
19h 49m1 stop
6:25 am - 9:56 pmSAN-DCA
12h 31m1 stop
$135Frontier
Find Deal
Tue, Dec 10 - Sat, Dec 14
6:55 am - 9:15 amBWI-SAN
29h 20m3 stops
6:15 am - 11:03 pmSAN-BWI
13h 48m1 stop
$206Spirit Airlines
Find Deal
Tue, Dec 10 - Fri, Dec 13
6:55 am - 9:15 amBWI-SAN
29h 20m3 stops
6:15 am - 11:03 pmSAN-BWI
13h 48m1 stop
$207Spirit Airlines
Find Deal
Tue, Dec 10 - Sat, Dec 14
7:30 am - 12:36 pmBWI-SAN
8h 06m1 stop
7:11 am - 6:10 pmSAN-BWI
7h 59m1 stop
$218American Airlines
Find Deal
Sat, Jan 25 - Thu, Jan 30
1:48 pm - 8:05 pmBWI-SAN
9h 17m2 stops
11:13 am - 11:27 pmSAN-BWI
9h 14m1 stop
$223American Airlines
Find Deal
Sat, Jan 25 - Mon, Jan 27
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$257Alaska Airlines
Find Deal
Wed, Jan 8 - Tue, Jan 14
1:15 pm - 3:53 pmIAD-SAN
5h 38mnonstop
5:15 pm - 5:08 amSAN-IAD
8h 53m1 stop
$262United Airlines
Find Deal
Tue, Dec 10 - Sat, Dec 14
6:57 pm - 9:48 amIAD-SAN
17h 51m1 stop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$266Alaska Airlines
Find Deal
Tue, Feb 4 - Tue, Feb 11
1:15 pm - 3:57 pmIAD-SAN
5h 42mnonstop
8:35 am - 7:12 pmSAN-IAD
7h 37m1 stop
$267United Airlines
Find Deal
Wed, Jan 8 - Tue, Jan 14
6:00 pm - 11:49 pmDCA-SAN
8h 49m1 stop
$63Frontier
Find Deal
Tue, Jan 14
7:00 am - 1:32 pmDCA-SAN
9h 32m1 stop
$64Frontier
Find Deal
Tue, Jan 28
6:55 am - 9:15 amBWI-SAN
29h 20m3 stops
$78Spirit Airlines
Find Deal
Tue, Dec 10
6:55 am - 9:15 amBWI-SAN
29h 20m3 stops
$84Spirit Airlines
Find Deal
Tue, Dec 10
5:00 am - 9:22 amBWI-SAN
7h 22m1 stop
$109American Airlines
Find Deal
Sat, Dec 14
5:25 pm - 10:22 pmBWI-SAN
7h 57m1 stop
$113United Airlines
Find Deal
Mon, Dec 9
1:48 pm - 8:05 pmBWI-SAN
9h 17m2 stops
$114American Airlines
Find Deal
Tue, Jan 7
10:05 am - 3:48 pmBWI-SAN
8h 43m1 stop
$118United Airlines
Find Deal
Fri, Jan 10
5:25 pm - 9:49 amDCA-SAN
19h 24m1 stop
$144Alaska Airlines
Find Deal
Sat, Mar 15
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
$149Alaska Airlines
Find Deal
Mon, Jan 13
6:00 pm - 11:56 pmDCA-SAN
8h 56m1 stop
6:25 am - 9:56 pmSAN-DCA
12h 31m1 stop
$258Frontier
Find Deal
Mon, Nov 25 - Wed, Dec 4
1:00 pm - 11:56 pmDCA-SAN
13h 56m1 stop
6:25 am - 9:56 pmSAN-DCA
12h 31m1 stop
$264Frontier
Find Deal
Sun, Nov 24 - Thu, Dec 5
4:09 pm - 6:40 amBWI-SAN
17h 31m2 stops
6:57 pm - 7:18 amSAN-BWI
9h 21m1 stop
$358Spirit Airlines
Find Deal
Thu, Nov 21 - Thu, Nov 28
6:27 pm - 6:40 amBWI-SAN
15h 13m1 stop
6:57 pm - 10:52 amSAN-BWI
12h 55m2 stops
$378Spirit Airlines
Find Deal
Mon, Nov 25 - Sun, Dec 1
5:00 am - 9:25 amIAD-SAN
7h 25m1 stop
12:46 pm - 10:52 pmSAN-IAD
7h 06m1 stop
$547American Airlines
Find Deal
Thu, Nov 21 - Wed, Dec 4
5:15 pm - 7:55 pmIAD-SAN
5h 40mnonstop
12:46 pm - 10:52 pmSAN-IAD
7h 06m1 stop
$638American Airlines
Find Deal
Thu, Nov 21 - Wed, Dec 4
4:54 pm - 7:38 pmIAD-SAN
5h 44mnonstop
8:30 am - 4:32 pmSAN-IAD
5h 02mnonstop
$653Alaska Airlines
Find Deal
Sun, Nov 24 - Wed, Dec 4
8:30 am - 3:02 pmIAD-SAN
9h 32m1 stop
8:30 am - 4:32 pmSAN-IAD
5h 02mnonstop
$662Alaska Airlines
Find Deal
Sun, Nov 24 - Tue, Dec 3
8:45 am - 11:23 amIAD-SAN
5h 38mnonstop
8:49 pm - 5:56 pmSAN-IAD
18h 07m1 stop
$696United Airlines
Find Deal
Mon, Nov 25 - Wed, Nov 27
8:45 am - 11:23 amIAD-SAN
5h 38mnonstop
6:15 am - 8:48 pmSAN-IAD
11h 33m1 stop
$706United Airlines
Find Deal
Sat, Nov 23 - Thu, Nov 28
1:15 pm - 3:57 pmIAD-SAN
5h 42mnonstop
8:15 am - 3:58 pmSAN-IAD
4h 43mnonstop
$257United Airlines
Find Deal
Wed, Jan 8 - Tue, Jan 14
1:15 pm - 3:57 pmIAD-SAN
5h 42mnonstop
8:15 am - 3:58 pmSAN-IAD
4h 43mnonstop
$277United Airlines
Find Deal
Sat, Jan 25 - Thu, Jan 30
6:05 pm - 8:34 pmIAD-SAN
5h 29mnonstop
9:30 pm - 5:13 amSAN-IAD
4h 43mnonstop
$278United Airlines
Find Deal
Sat, Dec 14 - Wed, Dec 18
8:15 am - 10:53 amIAD-SAN
5h 38mnonstop
8:15 am - 3:58 pmSAN-IAD
4h 43mnonstop
$294United Airlines
Find Deal
Wed, Dec 18 - Wed, Dec 25
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$297Alaska Airlines
Find Deal
Fri, Jan 17 - Fri, Jan 24
9:30 am - 12:30 pmBWI-SAN
6h 00mnonstop
4:05 pm - 11:50 pmSAN-BWI
4h 45mnonstop
$308Southwest
Find Deal
Wed, Feb 19 - Mon, Feb 24
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$317Alaska Airlines
Find Deal
Wed, Jan 15 - Sat, Jan 18
7:20 pm - 10:15 pmBWI-SAN
5h 55mnonstop
2:20 pm - 10:05 pmSAN-BWI
4h 45mnonstop
$338Southwest
Find Deal
Sun, Jan 26 - Wed, Jan 29
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$378American Airlines
Find Deal
Thu, Jan 9 - Wed, Jan 15
5:10 pm - 7:47 pmIAD-SAN
5h 37mnonstop
8:30 am - 4:32 pmSAN-IAD
5h 02mnonstop
$467American Airlines
Find Deal
Fri, Dec 6 - Tue, Dec 10

JetBlue flights from Washington, D.C. to San Diego

Our best JetBlue deals on Washington, D.C. to San Diego flight tickets
JetBlue
Jan 17
DCA9:45 amWashington, D.C. Reagan-National
12h 33m
1 stop
SAN7:18 pmSan Diego
Jan 19
SAN8:45 pmSan Diego
11h 15m
1 stop
DCA11:00 amWashington, D.C. Reagan-National
JetBlue
May 6
DCA11:45 amWashington, D.C. Reagan-National
11h 44m
1 stop
SAN8:29 pmSan Diego
May 9
SAN9:40 pmSan Diego
8h 11m
1 stop
DCA8:51 amWashington, D.C. Reagan-National

Frontier flights from Washington, D.C. to San Diego

Our best Frontier deals on Washington, D.C. to San Diego flight tickets
Frontier
Feb 3
DCA6:00 pmWashington, D.C. Reagan-National
9h 29m
1 stop
SAN12:29 amSan Diego
Feb 10
SAN6:25 amSan Diego
12h 34m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Frontier
Dec 10
DCA7:00 amWashington, D.C. Reagan-National
19h 49m
1 stop
SAN11:49 pmSan Diego
Dec 14
SAN6:25 amSan Diego
12h 31m
1 stop
DCA9:56 pmWashington, D.C. Reagan-National
Frontier
Feb 4
DCA1:01 pmWashington, D.C. Reagan-National
27h 31m
1 stop
SAN1:32 pmSan Diego
Feb 11
SAN6:25 amSan Diego
26h 38m
1 stop
DCA12:03 pmWashington, D.C. Reagan-National

See travel insights to San Diego from

How to get the cheapest flight ticket from Washington, D.C. to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Washington, D.C. to San Diego?

January. The cheapest time of year to fly to San Diego from Washington, D.C. is January. Most expensive is December

What is the cheapest day to depart Washington, D.C. for San Diego?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday

When is the cheapest time to fly from Washington, D.C. to San Diego?

In the evening. Washington, D.C. to San Diego flights are approximately 17% more expensive at noon than in the evening

What is the cheapest Washington, D.C. to San Diego flight route?

Washington, D.C. Reagan-National - San Diego. Fly from Washington, D.C. Reagan-National to San Diego for the best Washington, D.C. - San Diego flight prices

How far in advance should you book Washington, D.C. to San Diego flights?

44 days before. The cheapest time to buy a flight from Washington, D.C. to San Diego is approximately 44 days to departure

What cabin class options are available on Washington, D.C. to San Diego flights?

There are 2 cabin classes available to choose from on Washington, D.C. to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. to San Diego flights?

You could potentially save up to 51% on your flight if you consider stops on a Washington, D.C. to San Diego flight.

How have Washington, D.C. to San Diego flight prices changed over time?

As of November 2024, prices for Washington, D.C. to San Diego flights are approximately 0% more expensive when compared to flights at the same time last year.

What is the typical price of a round-trip flight between Washington, D.C. and San Diego?


When to book flights from Washington, D.C. to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to San Diego (WAS to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to San Diego

Best Price Found

$63

Fastest flight time

5h 15m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Washington, D.C. in the past 72 hours is $63. The best round-trip flight deal from Washington, D.C. to San Diego found on momondo in the last 72 hours is $128.
The fastest flight from Washington, D.C. to San Diego takes 5h 15m
Direct flights go from Washington, D.C. to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)

  • How far is Washington, D.C. to San Diego by plane?

    Washington, D.C. and San Diego are 2268.2 mi apart from one another. By plane, this route typically takes 5h 15m.

  • When did momondo last update prices for flights from Washington, D.C. to San Diego Airport?

    Prices for flights from Washington, D.C. to San Diego Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to San Diego Airport?

  • How old do you have to be to fly from Washington, D.C. to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to San Diego?

  • What is the most popular airline from Washington, D.C. to San Diego?


Best airlines flying from Washington, D.C. to San Diego

Compare and see reviews for airlines that fly from Washington, D.C. to San Diego with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $84Free CancellationRating
6.1
3,539 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $132Free CancellationRating
6.3
8,174 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $132Free CancellationRating
8.0
9,461 reviews
Search Alaska Airlines flights
DeltaPriceFrom $154Free CancellationRating
8.0
8,756 reviews
Search Delta flights
United AirlinesPriceFrom $229Free CancellationRating
7.4
9,171 reviews
Search United Airlines flights
American AirlinesPriceFrom $232Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
JetBluePriceFrom $235Free CancellationRating
7.4
3,394 reviews
Search JetBlue flights
SouthwestPriceFrom $347Free CancellationRating
8.1
5,014 reviews
Search Southwest flights
  • Southwest Flights From Washington, D.C. to San Diego

    Southwest operates around 14 flights from Washington, D.C. to San Diego every week. The average price of these flights found in the last 72 hours has been $514, but momondo users have found Southwest deals from Washington, D.C. to San Diego from as low as $347 round-trip. Southwest has been scored 8.1/10 in 5,014 reviews.

  • Alaska Airlines Flights From Washington, D.C. to San Diego

    $132 is the best Alaska Airlines flight deal from Washington, D.C. to San Diego found on momondo over the last 72 hours. The average Alaska Airlines ticket price found was closer to $333, however, with flight time and availability significantly affecting the price. Alaska Airlines (8.0/10 from 9,461 user reviews) flies into San Diego from Washington, D.C. 1 time in an average week so prices can vary.


Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to San Diego?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Diego from Washington, D.C..

Can I find flights from Washington, D.C. to San Diego with flexible booking policies on momondo?

Flights from Washington, D.C. to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to San Diego?

momondo provides multiple filters to help you find the best flight to San Diego from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to San Diego right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Diego, momondo offers a useful price alert feature which will track prices for flights to San Diego from Washington, D.C. and alert you when they change.


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