Cheap flights from Washington to San Diego (WAS - SAN)

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The best prices from Washington to San Diego are usually found in August or July, booked 16 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

How to find the cheapest flight from
Washington (WAS) to San Diego (SAN)

All the information you need to plan the best WAS to SAN flight in 2022: compare Washington to San Diego flight prices with the expected peak season, weather and rainfall in San Diego.
WAS - SAN
Price
$235 - $501
SAN
Temperature
57.2 - 71.6 °F
SAN
Precipitation
0 - 2.3 inches

Popular in

December

High demand for flights, 23% potential price rise

Cheapest in

August

Best time to find cheap flights, 39% potential price drop

Round-trip from

$235

From Washington (WAS) to San Diego

One-way from

$57

One-way flight from Washington (WAS) to San Diego

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Washington to San Diego?

To save on the cost of your flight from Washington to San Diego, book at least 15 days before your planned departure. Booking around this time can save you about 3% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $378 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $397.

What is the cheapest month to fly from Washington to San Diego?

The best pricing can be found in the month of August. Prices to San Diego from Washington average $387. You can even find prices in August for less than $387, as users have found deals to San Diego from as low as $109. The month of December appears to be one of the more expensive times to travel to San Diego from Washington. Flying in the targeted month can save you up to 29%.

When is the cheapest time to fly from Washington to San Diego (WAS - SAN)?

One of the essential ways to save on airfare from Washington to San Diego is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 49% on airfare.

What is the cheapest day to fly round-trip from Washington to San Diego?

Travelers have found that booking a Monday departure is the best way to save up to 13% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Cheap flights from Washington to San Diego in January, February 2022

The best prices found for WAS to SAN flights for January, February
8 Feb - 1 Mar
$57pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
DCA
Washington Reagan-National
26 Jan - 8 Feb
$76pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
DCA
Washington Reagan-National
29 Jan - 8 Feb
$99pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
DCA
Washington Reagan-National

Washington to San Diego 2022 flight deals

Cheap flights to San Diego from Washington found for this year
8 Feb - 1 Mar
$57pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
DCA
Washington Reagan-National
26 Jan - 8 Feb
$76pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
DCA
Washington Reagan-National
1 Mar - 23 Mar
$80pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
DCA
Washington Reagan-National

Non-stop flights to San Diego from Washington

Save time with Washington to San Diego direct flight deals
29 Jan - 5 Feb
$306pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
IAD
Washington Dulles Intl
31 Jan - 2 Feb
$307pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
IAD
Washington Dulles Intl
28 Jan - 5 Feb
$316pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
IAD
Washington Dulles Intl

Last minute flights from Washington to San Diego

Late deals on round-trip flights to San Diego from Washington, departing today and this week
22 Jan - 26 Jan
$103pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
DCA
Washington Reagan-National
25 Jan - 31 Jan
$118pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
DCA
Washington Reagan-National
24 Jan - 26 Jan
$119pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
DCA
Washington Reagan-National

One-way flights to San Diego from Washington

The cheapest one-way flights from Washington to San Diego
2:45 pm - 7:33 pm
Frontier
1 Stop
7h 48m
DCA - SAN
Frontier
$57
Flights by SU
8:00 am - 1:14 pm
Frontier
1 Stop
8h 14m
BWI - SAN
Frontier
$58
Flights by SU
8:00 am - 1:14 pm
Frontier
1 Stop
8h 14m
BWI - SAN
Frontier
$62
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Washington</span> to <span class="emphasized">San Diego</span> flights.

Flight FAQs

From Washington to San Diego

What airport do you fly into for flights to San Diego from Washington?

Most people fly into San Diego (SAN) if they book a flight to San Diego from Washington. On average, San Diego has 5 inbound flights from Washington per day from 8 airlines. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

Which airlines flying from Washington to San Diego have flexible cancellations due to COVID-19?

United Airlines, American Airlines, and Delta are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Washington to San Diego for under $100 on Cheapflights?

Yes, there are multiple flights from Washington to San Diego for under $100. The cheapest flight booked recently is on Frontier for just $57, but on average you can expect to pay $103.

Are there nonstop flights from Washington to San Diego for under $400 on Cheapflights?

Cheapflights has at least 20 direct flights from Washington to San Diego under $400. A good price for a nonstop flight from Washington to San Diego is less than $348.

Are there last-minute flights available from Washington to San Diego for under $200?

There are currently 20+ open flights from Washington to San Diego within the next 7 days for less than $200.

What is the cheapest airline to fly from Washington to San Diego round-trip?

Frontier, at $57, was found to be the cheapest airline from Washington to San Diego.. Users have found that Frontier is 85% cheaper than the other options available to this destination.

What are the most popular routes from Washington to San Diego?

The most popular route from Washington to San Diego is Washington Dulles Intl - San Diego. You may also consider Washington Reagan-National - San Diego or Baltimore/Washington - San Diego.

What are the most reliable airlines from Washington to San Diego?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington to San Diego on time: United Airlines (89%), Brussels Airlines (82%), Ethiopian Air (80%).

What are the cheapest flights from Washington to San Diego?

The cheapest flight price from Washington to San Diego is $104. On average you can expect to pay $610. The most popular route, (Washington Dulles Intl - San Diego), can usually be booked for $265.

What are the most popular airlines that fly from Washington to San Diego?

When booking a flight from Washington to San Diego, you may want to consider flying on Major Airline, American Airlines or Alaska Airlines as they are the most popular for this route.

COVID Restrictions

View COVID Travel Restrictions for San Diego, CA

Do I need a COVID test to fly to San Diego from Washington?

Information is based on travel restrictions for travel to San Diego within the United States

Most visitors from Washington need to provide a negative COVID-19 test result and/or quarantine to enter San Diego.

COVID-19 testing requirements
Visitors from Washington must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to San Diego.

Quarantine requirements
Visitors from Washington are not required to quarantine after entering San Diego.

Do I need a test to fly back to Washington from San Diego?

Returning to Washington from San Diego

COVID-19 testing requirements
Visitors from San Diego must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Washington.

Quarantine requirements
Visitors from San Diego are not required to quarantine after entering Washington.

Hide COVID Travel Restrictions for San Diego, CA

Destination information for San Diego

Things to know before you go - useful duration and weather info for your trip from Washington to San Diego.
Average temperature for January in San Diego
68.0 °F
Avg rainfall for January in San Diego
2.7 ″

Airports servicing Washington

Reagan-National (DCA)

Airports servicing San Diego

Top 7 airlines flying from Washington to San Diego

The chart below displays the airlines Cheapflights users traveling from Washington to San Diego choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta
$102 $388 No cancel fee N/A
Frontier
$105 $267 No cancel fee 62%
American Airlines
$127 $410 No cancel fee 71%
Alaska Airlines
$138 $345 No cancel fee 75%
JetBlue
$159 $373 No cancel fee 62%
Spirit Airlines
$161 $338 No cancel fee 65%
United Airlines
$222 $496 No cancel fee 69%

Hourly flight availability from Washington to San Diego

See what time of day planes typically take off from Washington towards San Diego.
Afternoon Noon to 6 PM 87% of WAS to SAN departures
Early morning Midnight to 6 AM 8% of WAS to SAN departures
Morning 6 AM to noon 5% of WAS to SAN departures
Evening 6 PM to midnight 0% of WAS to SAN departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Washington to San Diego
See how many times per day planes take to the skies headed from Washington to San Diego.
Sunday
5 daily flights
Monday
5 daily flights
Tuesday
5 daily flights
Wednesday
5 daily flights
Thursday
6 daily flights
Friday
7 daily flights
Saturday
5 daily flights
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