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

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

All the information you need to plan the best IAD to SAN flight in 2021: compare Dulles Intl to San Diego flight prices with the expected peak season, weather and rainfall in San Diego.
IAD - SAN
Price
$264 - $501
SAN
Temperature
57.2 - 71.6 °F
SAN
Precipitation
0 - 2.3 inches

Popular in

December

High demand for flights, 15% potential price rise

Cheapest in

August

Best time to find cheap flights, 38% potential price drop

Round-trip from

$264

From Washington Dulles Intl to San Diego

One-way from

$138

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.
What is the cheapest month to fly from Washington Dulles Intl Airport to San Diego?

The best pricing can be found in the month of August. Prices to San Diego from Washington Dulles Intl Airport 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 Dulles Intl Airport. Flying in the targeted month can save you up to 29%.

When is the cheapest time to fly from Washington Dulles Intl Airport to San Diego (IAD - SAN)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington Dulles Intl Airport to San Diego as you normally would.

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

To save on the cost of your flight from Washington Dulles Intl Airport 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.

Cheap flights from Dulles Intl to San Diego in October, November 2021

The best prices found for IAD to SAN flights for October, November
13 Nov - 17 Nov
$271pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
IAD
Washington Dulles Intl
12 Nov - 17 Nov
$279pp
IAD
Washington Dulles Intl
Multiple Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Multiple Airlines
   
2 STOPS
IAD
Washington Dulles Intl
12 Nov - 13 Nov
$280pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
IAD
Washington Dulles Intl

Washington Dulles Intl to San Diego 2021 flight deals

Cheap flights to San Diego from Dulles Intl found for this year
3 Dec - 8 Dec
$271pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
IAD
Washington Dulles Intl
8 Dec - 13 Dec
$273pp
IAD
Washington Dulles Intl
Multiple Airlines
     
3 STOPS
SAN
San Diego
SAN
San Diego
Multiple Airlines
     
3 STOPS
IAD
Washington Dulles Intl
9 Dec - 13 Dec
$276pp
IAD
Washington Dulles Intl
Multiple Airlines
     
3 STOPS
SAN
San Diego
SAN
San Diego
Multiple Airlines
     
3 STOPS
IAD
Washington Dulles Intl

Non-stop flights to San Diego from Dulles Intl

Save time with Dulles Intl to San Diego direct flight deals
3 Dec - 8 Dec
$271pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
IAD
Washington Dulles Intl
6 Nov - 12 Nov
$288pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
IAD
Washington Dulles Intl
7 Nov - 10 Nov
$298pp
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 Dulles Intl to San Diego

Late deals on round-trip flights to San Diego from Dulles Intl, departing today and this week
27 Oct - 2 Dec
$347pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
IAD
Washington Dulles Intl
27 Oct - 1 Dec
$356pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
27 Oct - 2 Dec
$361pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Delta
 
1 STOP
IAD
Washington Dulles Intl

One-way flights to San Diego from Washington Dulles Intl

The cheapest one-way flights from Dulles Intl to San Diego
10:14 am - 3:44 pm
Major Airline
1 Stop
8h 30m
IAD - SAN
Major Airline
$138
StudentUniverse
1:00 am - 8:18 am
Delta
1 Stop
10h 18m
IAD - SAN
Delta
$145
Delta
2:46 pm - 1:00 pm
Frontier
2 Stops
25h 14m
IAD - SAN
Frontier
$168
Kiwi.com

Related info for your journey

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

Flight FAQs

From Dulles Intl to San Diego

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

For a flight from Washington Dulles Intl to San Diego, you will be flying into San Diego. San Diego (SAN) is just 2.6 mi from the center of the city. San Diego is the only San Diego airport and it handles 6 inbound flights from Washington Dulles Intl per day. 7 airlines have flights to San Diego from Washington Dulles Intl on a regular basis.

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

Some of the carriers operating flights from Washington Dulles Intl to San Diego that may be offering flexible cancellation policies are United Airlines, Delta, and Frontier. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

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

Yes, there are multiple flights from Washington Dulles Intl Airport to San Diego for under $300. The cheapest flight booked recently is on United Airlines for just $271, but on average you can expect to pay $292.

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

Cheapflights has at least 20 direct flights from Washington Dulles Intl Airport to San Diego under $300. A good price for a nonstop flight from Washington Dulles Intl Airport to San Diego is less than $333.

Are there last-minute flights available from Washington Dulles Intl Airport to San Diego for under $400?

There are currently 20+ open flights from Washington Dulles Intl Airport to San Diego within the next 7 days for less than $400.

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

Our cheapest airline available from Washington Dulles Intl Airport to San Diego is United Airlines. Our recent data shows that you can find tickets from as low as $271 on this airline. Additional options worth looking into are Major Airline and Delta, starting at $272 and $289 round-trip. United Airlines is priced at 36% lower than the current average price of a flight leaving 3 months from now.

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

$103 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Major Airline, with prices starting from $136 and $138, respectively.

What are the most reliable airlines from Washington Dulles Intl Airport 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 Dulles Intl Airport to San Diego on time: United Airlines (87%), Austrian Airlines (79%), SAS (79%).

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

Major Airline, American Airlines and Alaska Airlines are the most popular airlines when flying from Washington Dulles Intl Airport to San Diego.

What are the cheapest flights from Washington Dulles Intl Airport to San Diego?

Looking at all options, your cheapest flight can be booked for $105. While the most popular route (Washington Dulles Intl - San Diego) can be booked for $276 on average our data indicates $1,126 when flying from Washington Dulles Intl Airport to San Diego

COVID Restrictions

View COVID Travel Restrictions for San Diego, CA

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

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

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

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Diego.

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

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

Returning to Washington Dulles Intl from San Diego

COVID-19 testing requirements
Visitors from San Diego must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington Dulles Intl.

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

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 Dulles Intl to San Diego.
Flight duration from Washington Dulles Intl to SAN
5h 11m
Average temperature for October in San Diego
77.0 °F
Avg rainfall for October in San Diego
0.6 ″

Airports servicing Washington

Airports servicing San Diego

Top 6 airlines flying from Washington Dulles Intl to San Diego

The chart below displays the airlines Cheapflights users traveling from Dulles Intl 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 $346 No cancel fee N/A
Frontier
$105 $232 No cancel fee 62%
Alaska Airlines
$141 $389 No cancel fee 75%
American Airlines
$156 $386 No cancel fee 71%
Spirit Airlines
$244 $401 No cancel fee 65%
United Airlines
$357 $513 No cancel fee 69%

Hourly flight availability from Dulles Intl to San Diego

See what time of day planes typically take off from Dulles Intl towards San Diego.
Afternoon Noon to 6 PM 83% of IAD to SAN departures
Morning 6 AM to noon 16% of IAD to SAN departures
Early morning Midnight to 6 AM 1% 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 Dulles Intl to San Diego
See how many times per day planes take to the skies headed from 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
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