Menu

Cheap flights from Washington Dulles Intl to San Diego (IAD - SAN)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Washington Dulles Intl to San Diego are usually found in January or September, booked 46 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

How to find the cheapest flight from Washington Dulles Intl (IAD) to San Diego (SAN)

IAD - SAN
Price
$388 - $501
SAN
Temperature
66.2 - 80.6 °F
SAN
Rainfall
0 - 2.8 inches
Popular in December High demand for flights, 14% potential price rise
Cheapest in January Best time to find cheap flights, 10% potential price drop
Round-trip from $388 From Washington Dulles Intl to San Diego
One-way from $189 One-way flight from Washington Dulles Intl to San Diego
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.

Cheap flights from Washington Dulles Intl to San Diego in June, July 2020

The best prices found for IAD to SAN flights for June, July
19 May - 26 May
$264pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Delta
   
2 STOPS
IAD
Washington Dulles Intl
23 May - 30 May
$266pp
IAD
Washington Dulles Intl
Delta
 
1 STOP
SAN
San Diego
SAN
San Diego
Delta
   
2 STOPS
IAD
Washington Dulles Intl
4 Jun - 7 Jun
$276pp
IAD
Washington Dulles Intl
Delta
   
2 STOPS
SAN
San Diego
SAN
San Diego
Delta
 
1 STOP
IAD
Washington Dulles Intl

Washington Dulles Intl to San Diego 2020 flight deals

Cheap flights to San Diego from Washington Dulles Intl found for this year
17 Sep - 21 Sep
$245pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
American Airlines
 
1 STOP
IAD
Washington Dulles Intl
19 May - 26 May
$264pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Delta
   
2 STOPS
IAD
Washington Dulles Intl
17 Sep - 21 Sep
$266pp
IAD
Washington Dulles Intl
Delta
 
1 STOP
SAN
San Diego
SAN
San Diego
Delta
 
1 STOP
IAD
Washington Dulles Intl

Last minute flights from Washington Dulles Intl to San Diego

Late deals on round-trip flights to San Diego from Washington Dulles Intl, departing today and this week
24 May - 27 May
$296pp
IAD
Washington Dulles Intl
Delta
   
2 STOPS
SAN
San Diego
SAN
San Diego
Delta
   
2 STOPS
IAD
Washington Dulles Intl
26 May - 28 May
$301pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Delta
   
2 STOPS
IAD
Washington Dulles Intl
24 May - 31 May
$326pp
IAD
Washington Dulles Intl
Delta
   
2 STOPS
SAN
San Diego
SAN
San Diego
Delta
   
2 STOPS
IAD
Washington Dulles Intl

One-way flights to San Diego from Washington Dulles Intl

The cheapest one-way flights from Washington Dulles Intl to San Diego
8:40 am - 3:00 pm
Delta
1 Stop
9h 20m
IAD - SAN
Delta
$189
Delta
8:57 am - 3:40 pm
Delta
1 Stop
9h 43m
IAD - SAN
Delta
$208
Delta
8:40 am - 3:00 pm
Delta
1 Stop
9h 20m
IAD - SAN
Delta
$349
Delta

Related info for your journey

Useful info, stats and facts about Washington Dulles Intl to San Diego flights.

Flight FAQs

From Washington Dulles Intl to San Diego

Are flight prices decreasing from Washington Dulles Intl 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 Dulles Intl 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.

Can I find flights from Washington Dulles Intl to San Diego for under $300 on Cheapflights?

Yes, there are multiple flights from Washington Dulles Intl to San Diego for under $300. The cheapest flight booked recently is on Multiple Airlines for just $245, but on average you can expect to pay $292.

Are there nonstop flights from Washington Dulles Intl to San Diego for under $200 on Cheapflights?

There are no nonstop flights from Washington Dulles Intl to San Diego, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Washington Dulles Intl to San Diego for under $300?

There are currently 3+ open flights from Washington Dulles Intl to San Diego within the next 7 days for less than $300.

How popular is this flight route?

Within the past month, 45 users have taken a look at flights from Washington Dulles Intl to San Diego.

What is the cheapest airline for this route?

The cheapest airline for this route is United Air Lines Inc.. When flying this airline from Washington Dulles Intl to San Diego on average you can expect to find 80 flights available for this route daily.

Does it rain more in Washington Dulles Intl or San Diego?

The rainfall in Washington Dulles Intl is generally less than the rainfall in San Diego. This will continue over the next 16 days.

Is Washington Dulles Intl weather warmer or cooler than San Diego?

With an average temperature of 88 °F, peak weather can be found in July. As a traveler, expect to see changes in flight prices during that period. The temperatures in San Diego are colder than in Washington Dulles Intl.

Destination information for San Diego

Things to know before you go. Useful info for your trip from Washington Dulles Intl to San Diego
Average temperature for June in San Diego
75.2 °F
Avg rainfall for June in San Diego
0.1 ″

Airports servicing Washington

Airports servicing San Diego

Hourly flight availability from Washington Dulles Intl to San Diego

Afternoon Noon to 6 PM 100% of IAD to SAN departures
Early morning Midnight to 6 AM 0% of IAD to SAN departures
Morning 6 AM to noon 0% of IAD to SAN departures
Evening 6 PM to midnight 0% of IAD to SAN departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Washington Dulles Intl to San Diego
Sunday
6 daily flights
Monday
6 daily flights
Tuesday
6 daily flights
Wednesday
6 daily flights
Thursday
6 daily flights
Friday
6 daily flights
Saturday
6 daily flights