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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)

WAS - SAN
Price
$235 - $501
SAN
Temperature
66.2 - 80.6 °F
SAN
Rainfall
0 - 2.8 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 to San Diego

One-way from

$74

One-way flight from Washington to San Diego

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Washington to San Diego?

Departing on a Monday is a good option for securing a great price. You can expect to save up to 13% when planning your travel around this day of the week.

How far in advance should I book a flight from Washington to San Diego?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 17 days in advance, which can save you up to 27% on flights from Washington to San Diego compared to booking the week you need them. Waiting 17 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $73. For sooner than that we have options available in the next 3 days from $98.

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

Our data shows that July tends to be the cheapest month to fly to San Diego from Washington. Users have commonly found prices around $80 for the month, but tickets can be as low as $44. Due to multiple factors, prepare for potentially higher prices in December.

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

A simple way to save on the total cost of your ticket is to fly from Washington to San Diego in the evening. If you’re flexible enough to do this you can expect to save up to 51% on your trip compared to booking a flight in the afternoon.

Cheap flights from Washington to San Diego in January, February 2021

22 Feb - 28 Feb
$88pp
BWI
Baltimore/Washington
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
BWI
Baltimore/Washington
22 Feb - 28 Feb
$98pp
BWI
Baltimore/Washington
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
BWI
Baltimore/Washington
26 Feb - 28 Feb
$105pp
BWI
Baltimore/Washington
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
BWI
Baltimore/Washington

Washington to San Diego 2021 flight deals

1 Mar - 5 Mar
$88pp
BWI
Baltimore/Washington
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
BWI
Baltimore/Washington
22 Feb - 28 Feb
$98pp
BWI
Baltimore/Washington
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
BWI
Baltimore/Washington
5 Mar - 12 Mar
$100pp
BWI
Baltimore/Washington
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington

Non-stop flights to San Diego from Washington

11 Feb - 15 Feb
$257pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
IAD
Washington Dulles Intl
22 Feb - 8 Mar
$265pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
IAD
Washington Dulles Intl
12 Feb - 15 Feb
$277pp
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

1 Feb - 28 Feb
$126pp
BWI
Baltimore/Washington
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
BWI
Baltimore/Washington
5 Feb - 8 Feb
$133pp
BWI
Baltimore/Washington
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
1 Feb - 19 Feb
$136pp
BWI
Baltimore/Washington
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Multiple Airlines
   
2 STOPS
BWI
Baltimore/Washington

One-way flights to San Diego from Washington

11:20 am - 7:31 am
Frontier
2 Stops
23h 11m
IAD - SAN
Frontier
$74
Kiwi.com
12:56 pm - 3:58 pm
Multiple Airlines
2 Stops
30h 02m
BWI - SAN
Multiple Airlines
$84
Gotogate
8:21 am - 5:51 pm
Spirit Airlines
1 Stop
12h 30m
BWI - SAN
Spirit Airlines
$85
Spirit

Related info for your journey

Flight FAQs

From Washington to San Diego

Are flight prices decreasing from Washington to San Diego due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Washington and San Diego for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Washington to San Diego to control the spread of COVID-19?

New policies can now be found on Alaska Airlines and Delta to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Washington to San Diego are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

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 $88, but on average you can expect to pay $117.

Are there nonstop flights from Washington to San Diego for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Washington to San Diego under $300. A good price for a nonstop flight from Washington to San Diego is less than $405.

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.

Is Washington weather warmer or cooler than San Diego?

Temperatures around the 90 °F's can be experienced in July. The weather in San Diego is colder than in Washington. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from Washington to San Diego?

A quick flight from Washington to San Diego can take about 5h 15m. United Airlines provides one of the quickest options available for as low as $270. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Washington to San Diego round-trip?

Our cheapest airline available from Washington to San Diego is Frontier. Our recent data shows that you can find tickets from as low as $88 on this airline. An additional option worth looking into is Spirit Airlines, starting at $107. You may be able to fly from Washington to San Diego for 77% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Washington to San Diego one-way?

The cheapest airlines for a one-way flight from Washington to San Diego are Frontier ($44) and Spirit Airlines ($49).

Destination information for San Diego

Flight duration
5h 11m
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

Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$105 $267 No cancel fee 62%
Spirit Airlines
$161 $338 No cancel fee 65%
Alaska Airlines
$138 $345 No cancel fee 75%
JetBlue
$159 $373 No cancel fee 62%
Delta
$102 $388 No cancel fee N/A
American Airlines
$127 $410 No cancel fee 71%
United Airlines
$222 $496 No cancel fee 69%

Hourly flight availability from Washington to San Diego

Afternoon Noon to 6 PM 91% of WAS to SAN departures
Morning 6 AM to noon 8% of WAS to SAN departures
Early morning Midnight to 6 AM 1% 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
Sunday
5 daily flights
Monday
5 daily flights
Tuesday
4 daily flights
Wednesday
3 daily flights
Thursday
4 daily flights
Friday
6 daily flights
Saturday
3 daily flights
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