
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $245 (Travelocity) |
One-way from | $77 (Trip.com) |
Popular in | December |
Cheapest in | January |
Average price | $377 |
Good round-trip deal | $281 or less |
Good one-way deal | $158 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.San Diego
IAD - SAN
IADSAN
Washington, D.C. Dulles Intl
Wed 4/1
6:22 pm-9:22 pm
Nonstop6h 00m
San Diego
Thu 4/9
9:20 am-5:22 pm
Nonstop5h 02m
Washington, D.C.San Diego
DCA - SAN
DCASAN
Washington, D.C. Reagan-National
Mon 3/2
5:20 pm-10:30 pm
1 stop8h 10m
San Diego
Wed 3/4
8:35 am-8:15 pm
2 stops8h 40m
Washington, D.C.San Diego
DCA - SAN
DCASAN
Washington, D.C. Reagan-National
Mon 3/9
4:35 pm-10:10 pm
1 stop8h 35m
San Diego
Tue 3/10
8:30 am-11:15 pm
2 stops11h 45m
Washington, D.C.San Diego
IAD - SAN
IADSAN
Washington, D.C. Dulles Intl
Sat 3/14
5:25 pm-10:59 pm
1 stop8h 34m
San Diego
Tue 3/17
10:30 pm-9:10 am
1 stop7h 40m
Washington, D.C.San Diego
IAD - SAN
IADSAN
Washington, D.C. Dulles Intl
Wed 4/15
6:00 am-11:04 am
1 stop8h 04m
San Diego
Sat 4/18
2:05 pm-12:15 am
1 stop7h 10m
Washington, D.C.San Diego
IAD - SAN
IADSAN
Washington, D.C. Dulles Intl
Sat 3/21
5:25 pm-10:59 pm
1 stop8h 34m
San Diego
Tue 3/24
10:30 pm-9:10 am
1 stop7h 40m
Washington, D.C.San Diego
IAD - SAN
IADSAN
Washington, D.C. Dulles Intl
Wed 3/11
5:10 pm-10:43 pm
1 stop8h 33m
San Diego
Mon 3/23
10:15 pm-6:03 am
Nonstop4h 48m
Washington, D.C.San Diego
IAD - SAN
IADSAN
Washington, D.C. Dulles Intl
Thu 3/5
5:50 am-11:35 am
1 stop8h 45m
San Diego
Wed 3/11
1:40 pm-11:40 pm
1 stop7h 00m
Washington, D.C.San Diego
DCA - SAN
DCASAN
Washington, D.C. Reagan-National
Tue 3/24
11:40 am-7:20 pm
2 stops10h 40m
San Diego
Tue 3/31
8:30 am-8:40 pm
1 stop9h 10m
Washington, D.C.San Diego
IAD - SAN
IADSAN
Washington, D.C. Dulles Intl
Thu 3/5
6:00 am-11:10 am
1 stop8h 10m
San Diego
Wed 3/11
10:15 pm-6:03 am
Nonstop4h 48m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
The price you pay for your flight from Washington, D.C. to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to San Diego (average of $77). Flying from Washington, D.C. to San Diego in December is currently the most expensive (average of $200). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from Washington, D.C. to San Diego is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 23% on airfare.
Travelers seeking maximum savings on their Washington, D.C. to San Diego flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Overall
Entertainment
Comfort
Food
Boarding
Crew
Reviews
robert,Feb 2026
LAS - SAN
Overall
Entertainment
Comfort
Food
Boarding
Crew
Reviews
robert,Feb 2026
LAS - SAN
Overall
Entertainment
Comfort
Food
Boarding
Crew
Reviews
robert,Feb 2026
LAS - SAN
Overall
Entertainment
Comfort
Food
Boarding
Crew
Reviews
robert,Feb 2026
LAS - SAN
Overall
Entertainment
Comfort
Food
Boarding
Crew
Reviews
robert,Feb 2026
LAS - SAN
Overall
Entertainment
Comfort
Food
Boarding
Crew
Reviews
robert,Feb 2026
LAS - SAN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$89 | Average$235 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$117 | Average$269 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$118 | Average$348 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$148 | Average$387 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$216 | Average$434 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$217 | Average$352 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$225 | Average$412 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$238 | Average$418 | FlexibilityNo cancel fee | On-time69% |