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Cheap flights from Washington, D.C. Dulles Intl Airport to San Diego from $89

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to San Diego departing on 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to San Diego

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. Dulles Intl Airport to San Diego that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. Dulles Intl Airport to San Diego.

Cheap last minute flights

Planning a quick getaway from Washington, D.C. Dulles Intl Airport to San Diego? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Diego, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington, D.C. Dulles Intl Airport to San Diego

Find recent round-trip train or bus tickets from Washington, D.C. Dulles Intl Airport to San Diego.

All round-trip flight deals to San Diego

The cheapest plane tickets to San Diego found on KAYAK recently.
6:20 pm - 8:52 pmIAD-SAN
5h 32mnonstop
12:13 pm - 10:09 pmSAN-IAD
6h 56m1 stop
$217United Airlines
Find Deal
Fri, Jan 17 - Tue, Jan 21
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$237Alaska Airlines
Find Deal
Wed, Jan 15 - Tue, Jan 21
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$241Alaska Airlines
Find Deal
Thu, Jan 9 - Wed, Jan 15
8:30 am - 11:21 amIAD-SAN
5h 51mnonstop
5:25 pm - 7:00 amSAN-IAD
10h 35m1 stop
$242United Airlines
Find Deal
Tue, Feb 18 - Tue, Mar 4
6:22 am - 11:17 amIAD-SAN
7h 55m1 stop
12:50 pm - 10:41 pmSAN-IAD
6h 51m1 stop
$272American Airlines
Find Deal
Thu, Jan 9 - Wed, Jan 15
6:05 am - 1:50 pmIAD-SAN
10h 45m1 stop
7:10 am - 6:57 pmSAN-IAD
8h 47m1 stop
$276Delta
Find Deal
Tue, Jan 14 - Tue, Jan 28
3:05 pm - 9:06 pmIAD-SAN
9h 01m1 stop
7:10 am - 6:55 pmSAN-IAD
8h 45m1 stop
$281Delta
Find Deal
Mon, Feb 10 - Sat, Feb 15
5:04 pm - 10:04 pmIAD-SAN
8h 00m1 stop
12:50 pm - 10:41 pmSAN-IAD
6h 51m1 stop
$283American Airlines
Find Deal
Sun, Jan 26 - Wed, Jan 29
3:00 pm - 8:00 pmIAD-SAN
8h 00m1 stop
9:40 am - 11:05 pmSAN-IAD
10h 25m2 stops
$396Southwest
Find Deal
Sat, Jan 25 - Wed, Jan 29
3:25 pm - 9:55 pmIAD-SAN
9h 30m1 stop
9:45 am - 11:05 pmSAN-IAD
10h 20m2 stops
$401Southwest
Find Deal
Sun, Jan 26 - Wed, Jan 29
6:20 pm - 8:52 pmIAD-SAN
5h 32mnonstop
$89United Airlines
Find Deal
Tue, Jan 7
5:18 pm - 8:19 pmIAD-SAN
6h 01mnonstop
$119Alaska Airlines
Find Deal
Tue, Feb 18
11:34 am - 5:33 pmIAD-SAN
32h 59m2 stops
$125Frontier
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Fri, Jan 31
6:17 pm - 12:14 amIAD-SAN
8h 57m1 stop
$128United Airlines
Find Deal
Tue, Feb 18
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
$134Alaska Airlines
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Thu, Feb 6
5:15 pm - 10:40 pmIAD-SAN
8h 25m1 stop
$138Delta
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Wed, Mar 12
12:05 pm - 8:25 pmIAD-SAN
11h 20m1 stop
$143Delta
Find Deal
Sat, Jan 18
6:20 pm - 8:52 pmIAD-SAN
5h 32mnonstop
$145United Airlines
Find Deal
Tue, Jan 21
6:30 am - 11:12 amIAD-SAN
7h 42m1 stop
$178American Airlines
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Mon, Feb 17
1:52 pm - 9:03 pmIAD-SAN
10h 11m2 stops
$198American Airlines
Find Deal
Sat, Jan 18
1:53 pm - 7:05 pmIAD-SAN
8h 12m1 stop
1:46 pm - 11:58 pmSAN-IAD
7h 12m1 stop
$582American Airlines
Find Deal
Sun, Dec 22 - Sun, Jan 12
6:15 pm - 8:47 pmIAD-SAN
5h 32mnonstop
9:30 pm - 5:15 amSAN-IAD
4h 45mnonstop
$617United Airlines
Find Deal
Sun, Dec 22 - Sun, Jan 12
6:15 pm - 8:47 pmIAD-SAN
5h 32mnonstop
8:51 pm - 7:08 amSAN-IAD
7h 17m1 stop
$627United Airlines
Find Deal
Sun, Dec 22 - Sun, Jan 12
7:25 am - 2:35 pmIAD-SAN
10h 10m1 stop
10:05 am - 11:00 pmSAN-IAD
9h 55m2 stops
$677Southwest
Find Deal
Tue, Dec 24 - Mon, Jan 6
2:25 pm - 10:05 pmIAD-SAN
10h 40m2 stops
6:40 am - 4:40 pmSAN-IAD
7h 00m1 stop
$691Southwest
Find Deal
Sun, Dec 22 - Sun, Jan 12
12:59 pm - 6:29 pmIAD-SAN
8h 30m1 stop
12:32 pm - 11:02 pmSAN-IAD
7h 30m1 stop
$698Delta
Find Deal
Tue, Dec 24 - Wed, Dec 25
6:07 am - 1:00 pmIAD-SAN
9h 53m1 stop
12:05 pm - 11:40 pmSAN-IAD
8h 35m1 stop
$758Delta
Find Deal
Fri, Dec 20 - Sat, Jan 18
1:53 pm - 9:01 pmIAD-SAN
10h 08m1 stop
9:55 pm - 8:49 amSAN-IAD
7h 54m1 stop
$762American Airlines
Find Deal
Sat, Dec 21 - Sun, Jan 5
5:06 pm - 7:40 pmIAD-SAN
5h 34mnonstop
8:00 am - 9:30 pmSAN-IAD
10h 30m1 stop
$767Alaska Airlines
Find Deal
Fri, Dec 20 - Tue, Dec 31
5:06 pm - 7:40 pmIAD-SAN
5h 34mnonstop
6:15 am - 9:30 pmSAN-IAD
12h 15m1 stop
$846Alaska Airlines
Find Deal
Tue, Dec 24 - Tue, Dec 31
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$237Alaska Airlines
Find Deal
Wed, Jan 15 - Tue, Jan 21
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$241Alaska Airlines
Find Deal
Thu, Jan 9 - Wed, Jan 15
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$252Alaska Airlines
Find Deal
Tue, Jan 14 - Sat, Jan 25
6:20 pm - 8:52 pmIAD-SAN
5h 32mnonstop
8:15 am - 3:58 pmSAN-IAD
4h 43mnonstop
$277United Airlines
Find Deal
Thu, Jan 23 - Sat, Feb 1
1:05 pm - 3:57 pmIAD-SAN
5h 52mnonstop
9:45 pm - 5:31 amSAN-IAD
4h 46mnonstop
$279United Airlines
Find Deal
Tue, Mar 4 - Sun, Mar 9
6:20 pm - 8:52 pmIAD-SAN
5h 32mnonstop
9:30 pm - 5:15 amSAN-IAD
4h 45mnonstop
$282United Airlines
Find Deal
Thu, Jan 16 - Sun, Jan 19
6:20 pm - 9:02 pmIAD-SAN
5h 42mnonstop
9:55 pm - 5:51 amSAN-IAD
4h 56mnonstop
$321United Airlines
Find Deal
Sat, Mar 29 - Tue, Apr 1
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$507American Airlines
Find Deal
Fri, Jan 17 - Mon, Jan 20
5:06 pm - 7:40 pmIAD-SAN
5h 34mnonstop
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$577American Airlines
Find Deal
Sat, Jan 4 - Tue, Jan 7
5:18 pm - 8:19 pmIAD-SAN
6h 01mnonstop
8:30 am - 4:18 pmSAN-IAD
4h 48mnonstop
$617American Airlines
Find Deal
Sat, Mar 8 - Sun, Mar 16

Alaska Airlines flights from Washington, D.C. Dulles Intl Airport to San Diego

Our best Alaska Airlines deals on Washington, D.C. Dulles Intl Airport to San Diego flight tickets
Alaska Airlines
Jan 15
IAD5:25 pmWashington, D.C. Dulles Intl
5h 52m
SAN8:17 pmSan Diego
Jan 21
SAN8:30 amSan Diego
4h 53m
IAD4:23 pmWashington, D.C. Dulles Intl
Alaska Airlines
Jan 9
IAD5:25 pmWashington, D.C. Dulles Intl
5h 52m
SAN8:17 pmSan Diego
Jan 15
SAN8:30 amSan Diego
4h 53m
IAD4:23 pmWashington, D.C. Dulles Intl
Alaska Airlines
Jan 29
IAD6:57 pmWashington, D.C. Dulles Intl
17h 51m
1 stop
SAN9:48 amSan Diego
Feb 5
SAN8:30 amSan Diego
4h 53m
IAD4:23 pmWashington, D.C. Dulles Intl

United Airlines flights from Washington, D.C. Dulles Intl Airport to San Diego

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to San Diego flight tickets
United Airlines
Jan 17
IAD6:20 pmWashington, D.C. Dulles Intl
5h 32m
SAN8:52 pmSan Diego
Jan 21
SAN12:13 pmSan Diego
6h 56m
1 stop
IAD10:09 pmWashington, D.C. Dulles Intl
United Airlines
Feb 18
IAD8:30 amWashington, D.C. Dulles Intl
5h 51m
SAN11:21 amSan Diego
Mar 4
SAN5:25 pmSan Diego
10h 35m
1 stop
IAD7:00 amWashington, D.C. Dulles Intl
United Airlines
Jan 15
IAD6:20 pmWashington, D.C. Dulles Intl
5h 32m
SAN8:52 pmSan Diego
Jan 22
SAN7:35 amSan Diego
8h 52m
1 stop
IAD7:27 pmWashington, D.C. Dulles Intl

See travel insights to San Diego from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of May, then departing from Washington, D.C. Dulles Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around $336.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $363. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $419. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $339. Flights at noon are often more expensive with an average ticket price of $415.

What is the cheapest Washington, D.C. Dulles Intl to San Diego flight route?

Fly from Washington, D.C. Dulles Intl to San Diego for the best Washington, D.C. Dulles Intl - San Diego flight prices

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

Most flyers found that booking tickets 31 days in advance of their planned departure date is the best time to get cheap flights to San Diego. During this timeframe, flight prices are around $400. However, in the past 72 hours, people saw flights from Washington, D.C. Dulles Intl Airport for as low as $289.

What cabin class options are available on Washington, D.C. Dulles Intl to San Diego flights?

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to San Diego flights?

You could potentially save up to 40% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to San Diego flight.

How have Washington, D.C. Dulles Intl Airport to San Diego flight prices changed over time?

As of December 2024, prices for Washington, D.C. Dulles Intl Airport to San Diego flights are approximately 39% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to San Diego (IAD to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to San Diego

Best Price Found

$89

Fastest flight time

5h 15m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Washington, D.C. Dulles Intl Airport in the past 72 hours is $89. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to San Diego found on momondo in the last 72 hours is $217.
The fastest flight from Washington, D.C. Dulles Intl Airport to San Diego takes 5h 15m
Direct flights go from Washington, D.C. Dulles Intl Airport to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)

  • How far is Washington, D.C. Dulles Intl to San Diego by plane?

    There are 2245.8 mi between Washington, D.C. Dulles Intl and San Diego. 5h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to San Diego Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to San Diego Airport are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to San Diego Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Washington, D.C. Dulles Intl Airport to San Diego?

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to San Diego?


Best airlines flying from Washington, D.C. Dulles Intl Airport to San Diego

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $110Free CancellationRating
6.3
8,120 reviews
Search Spirit Airlines flights
FrontierPriceFrom $141Free CancellationRating
6.1
3,478 reviews
Search Frontier flights
DeltaPriceFrom $154Free CancellationRating
8.0
8,600 reviews
Search Delta flights
Alaska AirlinesPriceFrom $189Free CancellationRating
8.0
9,552 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $253Free CancellationRating
7.4
9,048 reviews
Search United Airlines flights
American AirlinesPriceFrom $271Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • Alaska Airlines Flights From Washington, D.C. Dulles Intl Airport to San Diego

    Alaska Airlines flies from Washington, D.C. Dulles Intl Airport to San Diego around 3 times per week, with 9,552 momondo users rating the airline 8.0/10. The cheapest Alaska Airlines deal from Washington, D.C. Dulles Intl Airport to San Diego in the last 72 hours was $189 (round-trip), much lower than the average airfare cost of $347 for Alaska Airlines flights on this route.

  • United Airlines Flights From Washington, D.C. Dulles Intl Airport to San Diego

    United Airlines (7.4/10 from 9,048 reviews) operates around 18 flights from Washington, D.C. Dulles Intl Airport to San Diego in any given week. The average United Airlines airfare for this route is around $406, with deals from around $253 rare but found on momondo. Referenced prices are for round-trip Washington, D.C. Dulles Intl Airport to San Diego flight searches in the last 72 hours.


Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to San Diego?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to San Diego. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to San Diego with flexible booking policies on momondo?

All flight searches from Washington, D.C. to San Diego on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to San Diego?

momondo provides multiple filters to help you find the best flight to San Diego from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to San Diego right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Diego from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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