Flights from Washington to San Diego

Depart
Return
Any month
Compare vs. momondo |

Washington to San Diego flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Washington to San Diego by changing tabs
Quickest
Cheapest
Frontier
Frontier
14 Aug
IAD
5:30 pm
Washington Dulles Intl airport
15h 10m
1 Stop
5:40 am
+1
SAN
San Diego airport
Frontier
21 Aug
SAN
11:30 pm
San Diego airport
11h 07m
1 Stop
1:37 pm
+1
IAD
Washington Dulles Intl airport
232 USD
Frontier
Frontier
05 Sep
IAD
10:23 am
Washington Dulles Intl airport
9h 28m
1 Stop
4:51 pm
SAN
San Diego airport
Frontier
07 Sep
SAN
3:04 am
San Diego airport
9h 39m
1 Stop
3:43 pm
IAD
Washington Dulles Intl airport
232 USD
Frontier
Frontier
10 Sep
IAD
5:41 pm
Washington Dulles Intl airport
14h 35m
1 Stop
5:16 am
+1
SAN
San Diego airport
Frontier
17 Sep
SAN
4:03 am
San Diego airport
6h 44m
1 Stop
1:47 pm
IAD
Washington Dulles Intl airport
232 USD
Delta
Delta
06 Sep
IAD
8:00 am
Washington Dulles Intl airport
7h 05m
1 Stop
12:05 pm
SAN
San Diego airport
Delta
10 Sep
SAN
4:03 am
San Diego airport
6h 44m
1 Stop
1:47 pm
IAD
Washington Dulles Intl airport
315 USD
American Airlines
American Airlines
06 Nov
IAD
12:39 pm
Washington Dulles Intl airport
7h 41m
1 Stop
5:20 pm
SAN
San Diego airport
American Airlines
11 Nov
SAN
3:20 am
San Diego airport
6h 40m
1 Stop
1:00 pm
IAD
Washington Dulles Intl airport
350 USD
United Airlines
United Airlines
06 Aug
DCA
6:45 am
Washington Reagan-National airport
7h 33m
1 Stop
11:18 am
SAN
San Diego airport
United Airlines
14 Aug
SAN
11:30 pm
San Diego airport
7h 29m
1 Stop
9:59 am
+1
DCA
Washington Reagan-National airport
347 USD

How to get the cheapest flight from Washington 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 for your trip
CHEAPEST MONTH TO FLY
August
The cheapest time of year to fly to San Diego from Washington is August. Most expensive is November
CHEAPEST DAY TO FLY
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday
CHEAPEST TIME TO FLY
in the Evening
Washington to San Diego flights are approximately 90% more expensive in the Morning than in the Evening
CHEAPEST AIRLINE
Frontier
Frontier, Spirit Airlines, and JetBlue are the most popular carriers operating from Washington to San Diego
CHEAPEST ROUTE
Washington Dulles Intl - San Diego
Fly from Washington Dulles Intl to San Diego for the best Washington - San Diego flight prices
CHEAPEST TIME TO BOOK
33 days before
The cheapest time to buy a flight from Washington to San Diego is approximately 33 days to departure
60
Days before departure
0

Flight information for Washington to San Diego

Find info about flight duration, direct flights, and airports for your flight from Washington to San Diego
Fastest flight time
5h 25m
The fastest flight from Washington to San Diego takes 5h 25m.
Direct flights
Every day
Direct flights go from Washington to San Diego every day.
Airports in San Diego
2 airports
There are 2 airports near San Diego: San Diego (SAN), San Diego Carlsbad-Palomar (CLD)

Alternative routes for Washington to San Diego

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times

Flights from Washington to:

Flights to San Diego from:

  • Washington
  • District of Columbia
  • United States
  • North America