
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $233 (Frontier) |
One-way from | $139 (Southwest) |
Popular in | December |
Cheapest in | August |
Average price | $385 |
Good round-trip deal | $297 or less |
Good one-way deal | $178 or less |
Fly from
Fly to
Route
Depart
Return
Price
San DiegoWashington, D.C.
SAN - DCA
SANDCA
San Diego
Tue 12/23
1:14 pm-9:19 pm
Nonstop5h 05m
Washington, D.C. Reagan-National
Thu 1/1
8:59 am-11:51 am
Nonstop5h 52m
San DiegoWashington, D.C.
SAN - DCA
SANDCA
San Diego
Wed 12/3
8:59 pm-5:59 pm
1 stop18h 00m
Washington, D.C. Reagan-National
Tue 12/16
8:59 am-11:53 am
Nonstop5h 54m
San DiegoWashington, D.C.
SAN - DCA
SANDCA
San Diego
Thu 12/25
1:14 pm-9:19 pm
Nonstop5h 05m
Washington, D.C. Reagan-National
Thu 1/1
8:59 am-11:51 am
Nonstop5h 52m
San DiegoWashington, D.C.
SAN - DCA
SANDCA
San Diego
Tue 12/9
12:52 pm-9:02 pm
Nonstop5h 10m
Washington, D.C. Reagan-National
Fri 12/12
8:59 am-11:53 am
Nonstop5h 54m
San DiegoWashington, D.C.
SAN - DCA
SANDCA
San Diego
Fri 12/5
12:52 pm-9:02 pm
Nonstop5h 10m
Washington, D.C. Reagan-National
Sun 12/7
8:00 am-3:06 pm
1 stop10h 06m
San DiegoWashington, D.C.
SAN - DCA
SANDCA
San Diego
Fri 12/12
6:30 pm-4:08 pm
1 stop18h 38m
Washington, D.C. Reagan-National
Mon 12/15
8:59 am-11:53 am
Nonstop5h 54m
San DiegoWashington, D.C.
SAN - DCA
SANDCA
San Diego
Tue 12/23
9:24 pm-9:59 pm
1 stop21h 35m
Washington, D.C. Reagan-National
Fri 1/2
8:59 am-11:51 am
Nonstop5h 52m
San DiegoWashington, D.C.
SAN - DCA
SANDCA
San Diego
Tue 12/23
9:24 pm-9:59 pm
1 stop21h 35m
Washington, D.C. Reagan-National
Sat 1/3
8:59 am-11:51 am
Nonstop5h 52m
San DiegoWashington, D.C.
SAN - DCA
SANDCA
San Diego
Mon 12/22
1:14 pm-9:19 pm
Nonstop5h 05m
Washington, D.C. Reagan-National
Sat 1/10
8:59 am-11:56 am
Nonstop5h 57m
San DiegoWashington, D.C.
SAN - DCA
SANDCA
San Diego
Mon 12/29
1:14 pm-9:19 pm
Nonstop5h 05m
Washington, D.C. Reagan-National
Mon 1/5
8:59 am-11:51 am
Nonstop5h 52m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
The price you pay for your flight from San Diego to Washington, D.C. Reagan-National Airport may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, June is the cheapest month in which you can book a flight from San Diego to Washington, D.C. Reagan-National Airport (average of $99). Flying from San Diego to Washington, D.C. Reagan-National Airport in July is currently the most expensive (average of $233). 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.
Unlike in the evening, when flights are generally more expensive, you can save up to 51% on flights from San Diego to Washington, D.C. Reagan-National Airport by exploring options for tickets in the afternoon.
Travelers seeking maximum savings on their San Diego to Washington, D.C. Reagan-National Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
About 27% of weekly flights between San Diego and Washington, D.C. have experienced delays in the past year, with the average delay time being 128 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Alaska Airlines have had the lowest number of delays on this route, with just 27% of flights being delayed.
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Hannah,Aug 2025
SFO - SAN
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Hannah,Aug 2025
SFO - SAN
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Hannah,Aug 2025
SFO - SAN
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Hannah,Aug 2025
SFO - SAN
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Hannah,Aug 2025
SFO - SAN
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Hannah,Aug 2025
SFO - SAN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$150 | Average$282 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$232 | Average$425 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$243 | Average$414 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$256 | Average$379 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$257 | Average$346 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$271 | Average$397 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$386 | FlexibilityNo cancel fee | On-timeN/A |