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Uncover the best deals on Washington to San Diego flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest DCA - SAN Flights
Useful information for finding best airline tickets from Ronald Reagan Washington National to San Diego International on your next trip.
Cheapest Round Trip Flight
$671
Southwest Airlines
• 1 stop
• 14h 15m
Aug 30 – Sep 06
The cheapest round trip flight from Washington to San Diego (DCA-SAN-DCA) is currently $671
Cheapest Direct Flight
$515
Alaska Airlines
• nonstop
• 8h 58m
Sep 04
The cheapest nonstop flight from Washington to San Diego (DCA-SAN) is currently $515
Fastest Flight
8h 58m
The fastest nonstop flight from Washington to San Diego (DCA-SAN) takes 8h 58m
Top Airlines Flying from Washington to San Diego
Latest Flight Deals from Washington (DCA) to San Diego (SAN)
Compare and book low fare round-trip air tickets from Washington to San Diego. Ideal for travelers with confirmed return itineraries.
Aug 30 - Sep 06, Economy
Washington → San Diego
14h 15m
1:35 PM - 7:30 PM • 1 stop
Washington → San Diego
10h 35m
6:45 AM - 4:20 PM • 1 stop
Southwest Airlines
Aug 30 - Sep 06, Economy
Washington → San Diego
16h 45m
6:00 AM - 1:05 PM • 1 stop
Washington → San Diego
10h 50m
10:40 PM - 8:30 AM • 1 stop
Southwest Airlines
Aug 30 - Sep 06, Economy
Washington → San Diego
12h 15m
6:00 PM - 10:35 PM • 1 stop
Washington → San Diego
10h 55m
6:40 AM - 4:35 PM • 1 stop
Southwest Airlines
Aug 30 - Sep 06, Economy
Washington → San Diego
12h 20m
6:00 AM - 10:40 AM • 1 stop
Washington → San Diego
13h 30m
11:20 AM - 10:30 PM • 1 stop
Southwest Airlines
Aug 30 - Sep 06, Economy
Washington → San Diego
16h 45m
4:00 PM - 11:05 PM • 1 stop
Washington → San Diego
10h 35m
6:45 AM - 4:20 PM • 1 stop
Southwest Airlines
Flying to San Diego soon? We've surfaced some of the most affordable last-minute flights from Washington to San Diego, ideal for urgent plans or spontaneous trips.
Aug 30 - Sep 06, Economy
Washington → San Diego
14h 15m
1:35 PM - 7:30 PM • 1 stop
Washington → San Diego
10h 35m
6:45 AM - 4:20 PM • 1 stop
Southwest Airlines
Aug 30 - Sep 06, Economy
Washington → San Diego
16h 45m
6:00 AM - 1:05 PM • 1 stop
Washington → San Diego
10h 50m
10:40 PM - 8:30 AM • 1 stop
Southwest Airlines
Aug 30 - Sep 06, Economy
Washington → San Diego
12h 15m
6:00 PM - 10:35 PM • 1 stop
Washington → San Diego
10h 55m
6:40 AM - 4:35 PM • 1 stop
Southwest Airlines
Aug 30 - Sep 06, Economy
Washington → San Diego
12h 20m
6:00 AM - 10:40 AM • 1 stop
Washington → San Diego
13h 30m
11:20 AM - 10:30 PM • 1 stop
Southwest Airlines
Aug 30 - Sep 06, Economy
Washington → San Diego
16h 45m
4:00 PM - 11:05 PM • 1 stop
Washington → San Diego
10h 35m
6:45 AM - 4:20 PM • 1 stop
Southwest Airlines
Looking for the fastest way to San Diego? These direct flight options from DCA to SAN offer both convenience and value—no layovers, just straight to your destination.
FAQs on Washington to San Diego Flights
What are the airports in Washington?
IAD,BWI,DCA
What’s the most popular airline flying from DCA to SAN?
The most popular airline flying from Washington to San Diego are
Can I fly from DCA to SAN non-stop?
Yes, you can fly DCA to SAN non-stop on
Which airlines fly nonstop between Washington and San Diego?
The non-stop flights between Washington and San Diego are .
What’s the earliest departure time from DCA to SAN Airport?
The earliest flight leaves DCA at 6:00 am and lands in SAN - San Diego International
What are the airports in San Diego?
SAN
Can I make changes to my Washington to San Diego flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from DCA to SAN?
Read the fare rules of the Washington to San Diego air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Washington and San Diego?
operate flights between Washington and San Diego
How long does a flight from Washington to San Diego take?
It takes approximately 5 hour to fly non-stop from DCA to SAN, which is 2275.78 miles by air.
Which airlines provide the cheapest flights from Washington (DCA) to San Diego (SAN) ?
In the past couple of days, the cheapest tickets to SAN from DCA were found on WN : USD 671
Do I need a passport to fly between DCA and SAN?
No
What’s the latest departure time from DCA to SAN ?
The last flight leaves DCA at 6:00 pm
Washington (DCA) to San Diego (SAN): Airport Information
| Origin Airport | Ronald Reagan Washington National , Washington, US |
| Destination Airport | San Diego International , San Diego, US |
| Distance | 2276 miles |
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