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Cheap flights from San Diego to Washington, D.C. Dulles Intl Airport from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Washington, D.C. Dulles Intl Airport departing on 1/22. 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 San Diego to Washington, D.C.

Cheap round-trip flights

These are some of the best round-trip flight deals from San Diego to Washington, D.C. 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 San Diego to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from San Diego to Washington, D.C.? 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 Washington, D.C., so you can enjoy a seamless trip without layovers.

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

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All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
$237Alaska Airlines
Find Deal
Tue, Jan 28 - Tue, Feb 4
8:45 am - 10:37 amSAN-IAD
22h 52m2 stops
12:58 pm - 11:52 pmIAD-SAN
37h 54m2 stops
$239Frontier
Find Deal
Fri, Jan 10 - Fri, Jan 17
1:29 pm - 9:20 pmSAN-IAD
4h 51mnonstop
6:05 am - 12:20 pmIAD-SAN
9h 15m1 stop
$247United Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
12:50 pm - 10:41 pmSAN-IAD
6h 51m1 stop
1:52 pm - 9:05 pmIAD-SAN
10h 13m1 stop
$255American Airlines
Find Deal
Tue, Jan 28 - Tue, Feb 4
12:13 pm - 10:09 pmSAN-IAD
6h 56m1 stop
6:05 am - 12:20 pmIAD-SAN
9h 15m1 stop
$256United Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
6:15 am - 4:14 pmSAN-IAD
6h 59m1 stop
1:52 pm - 7:16 pmIAD-SAN
8h 24m1 stop
$270American Airlines
Find Deal
Thu, Jan 9 - Wed, Jan 15
6:15 am - 5:02 pmSAN-IAD
7h 47m1 stop
6:05 am - 1:50 pmIAD-SAN
10h 45m1 stop
$281Delta
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Sat, Jan 25 - Wed, Jan 29
6:15 am - 10:37 amSAN-IAD
25h 22m2 stops
12:58 pm - 5:33 pmIAD-SAN
31h 35m3 stops
Fri, Jan 10 - Fri, Jan 17
1:35 pm - 11:36 pmSAN-IAD
7h 01m1 stop
6:05 am - 1:50 pmIAD-SAN
10h 45m1 stop
$286Delta
Find Deal
Thu, Jan 16 - Thu, Jan 23
5:25 pm - 5:55 amSAN-IAD
9h 30m1 stop
12:40 pm - 5:19 pmIAD-SAN
7h 39m1 stop
Thu, Jun 12 - Sun, Jun 15
9:30 pm - 5:15 amSAN-IAD
4h 45mnonstop
$119United Airlines
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Wed, Jan 22
6:15 am - 7:25 pmSAN-IAD
10h 10m1 stop
$124United Airlines
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Wed, Feb 19
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
$134Alaska Airlines
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Mon, Feb 3
1:35 pm - 11:36 pmSAN-IAD
7h 01m1 stop
$138Delta
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Wed, Jan 15
6:15 am - 3:58 pmSAN-IAD
6h 43m1 stop
$143Delta
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Thu, Jan 9
8:30 am - 4:18 pmSAN-IAD
4h 48mnonstop
$149Alaska Airlines
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Sun, Feb 16
9:55 pm - 8:42 amSAN-IAD
7h 47m1 stop
$158American Airlines
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Fri, Feb 21
9:45 am - 11:05 pmSAN-IAD
10h 20m2 stops
$163Southwest
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Tue, Jan 28
10:47 am - 10:35 pmSAN-IAD
8h 48m1 stop
$178American Airlines
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Tue, Jun 10
11:00 am - 12:40 amSAN-IAD
10h 40m2 stops
$203Southwest
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Fri, Feb 21
9:50 pm - 5:35 amSAN-IAD
4h 45mnonstop
6:20 pm - 8:52 pmIAD-SAN
5h 32mnonstop
$563United Airlines
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Sat, Dec 21 - Fri, Jan 10
5:00 pm - 5:21 amSAN-IAD
9h 21m1 stop
8:21 am - 11:03 amIAD-SAN
5h 42mnonstop
$568United Airlines
Find Deal
Sat, Dec 21 - Fri, Jan 10
7:45 am - 7:34 pmSAN-IAD
8h 49m1 stop
5:00 am - 11:17 amIAD-SAN
9h 17m1 stop
$582American Airlines
Find Deal
Tue, Dec 24 - Fri, Jan 10
8:30 am - 4:24 pmSAN-IAD
4h 54mnonstop
6:57 pm - 9:48 amIAD-SAN
17h 51m1 stop
$612Alaska Airlines
Find Deal
Tue, Dec 24 - Fri, Jan 10
11:30 am - 11:19 pmSAN-IAD
8h 49m1 stop
6:00 am - 10:50 amIAD-SAN
7h 50m1 stop
$632Delta
Find Deal
Sat, Dec 21 - Fri, Jan 10
8:10 am - 4:07 pmSAN-IAD
4h 57mnonstop
5:06 pm - 7:40 pmIAD-SAN
5h 34mnonstop
$657Alaska Airlines
Find Deal
Sun, Dec 22 - Fri, Jan 3
11:30 am - 11:19 pmSAN-IAD
8h 49m1 stop
6:00 am - 10:42 amIAD-SAN
7h 42m1 stop
$722Delta
Find Deal
Fri, Dec 20 - Thu, Jan 2
8:50 am - 7:15 pmSAN-IAD
7h 25m1 stop
2:50 pm - 10:20 pmIAD-SAN
10h 30m2 stops
$749Southwest
Find Deal
Mon, Dec 23 - Fri, Jan 3
12:10 pm - 1:05 amSAN-IAD
9h 55m2 stops
11:10 am - 8:45 pmIAD-SAN
12h 35m2 stops
$766Southwest
Find Deal
Sat, Dec 21 - Fri, Jan 10
7:45 am - 7:40 pmSAN-IAD
8h 55m1 stop
5:15 pm - 9:59 pmIAD-SAN
7h 44m1 stop
$773American Airlines
Find Deal
Mon, Dec 23 - Mon, Dec 30
1:29 pm - 9:20 pmSAN-IAD
4h 51mnonstop
6:20 pm - 8:52 pmIAD-SAN
5h 32mnonstop
$177United Airlines
Find Deal
Thu, Jan 16 - Thu, Jan 23
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
$237Alaska Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
$252Alaska Airlines
Find Deal
Wed, Jan 8 - Sat, Jan 18
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
$267Alaska Airlines
Find Deal
Thu, Jan 9 - Sat, Jan 18
9:30 pm - 5:15 amSAN-IAD
4h 45mnonstop
6:20 pm - 8:52 pmIAD-SAN
5h 32mnonstop
$277United Airlines
Find Deal
Tue, Jan 7 - Fri, Jan 10
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
$282Alaska Airlines
Find Deal
Thu, Jan 9 - Fri, Jan 10
9:30 pm - 5:15 amSAN-IAD
4h 45mnonstop
6:20 pm - 8:52 pmIAD-SAN
5h 32mnonstop
$293United Airlines
Find Deal
Fri, Jan 17 - Tue, Jan 21
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
$336American Airlines
Find Deal
Tue, Jan 28 - Tue, Feb 4
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
$350American Airlines
Find Deal
Thu, Jan 9 - Wed, Jan 15
8:30 am - 4:23 pmSAN-IAD
4h 53mnonstop
5:25 pm - 8:17 pmIAD-SAN
5h 52mnonstop
$351American Airlines
Find Deal
Thu, Jan 9 - Wed, Jan 15

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

Our best Alaska Airlines deals on San Diego to Washington, D.C. Dulles Intl Airport flight tickets
Alaska Airlines
Jan 28
SAN8:30 amSan Diego
4h 53m
IAD4:23 pmWashington, D.C. Dulles Intl
Feb 4
IAD5:25 pmWashington, D.C. Dulles Intl
5h 52m
SAN8:17 pmSan Diego
Alaska Airlines
Jan 21
SAN8:30 amSan Diego
4h 53m
IAD4:23 pmWashington, D.C. Dulles Intl
Jan 29
IAD6:57 pmWashington, D.C. Dulles Intl
17h 51m
1 stop
SAN9:48 amSan Diego
Alaska Airlines
Jan 13
SAN8:30 amSan Diego
4h 53m
IAD4:23 pmWashington, D.C. Dulles Intl
Jan 15
IAD5:25 pmWashington, D.C. Dulles Intl
5h 52m
SAN8:17 pmSan Diego

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

Our best United Airlines deals on San Diego to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Jan 15
SAN1:29 pmSan Diego
4h 51m
IAD9:20 pmWashington, D.C. Dulles Intl
Jan 22
IAD6:05 amWashington, D.C. Dulles Intl
9h 15m
1 stop
SAN12:20 pmSan Diego
United Airlines
Jan 15
SAN12:13 pmSan Diego
6h 56m
1 stop
IAD10:09 pmWashington, D.C. Dulles Intl
Jan 22
IAD6:05 amWashington, D.C. Dulles Intl
9h 15m
1 stop
SAN12:20 pmSan Diego
United Airlines
Feb 3
SAN12:15 pmSan Diego
9h 14m
1 stop
IAD12:29 amWashington, D.C. Dulles Intl
Feb 5
IAD8:21 amWashington, D.C. Dulles Intl
5h 42m
SAN11:03 amSan Diego

See travel insights to Washington, D.C. from

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

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 cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, February is the cheapest month to fly from San Diego to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $293. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $322.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $353. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from San Diego to Washington, D.C. Dulles Intl Airport for around $523.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from San Diego in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $194 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $389 on average. Flights to Washington, D.C. Dulles Intl Airport from San Diego at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

The ideal time to book your flight to Washington, D.C. Dulles Intl Airport is 41 days in advance when prices tend to average $387. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from San Diego for as low as $276 on momondo.

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

There are 4 cabin classes available to choose from on San Diego to Washington, D.C. Dulles Intl 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 San Diego to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 39% on your flight if you consider stops on a San Diego to Washington, D.C. Dulles Intl Airport flight.

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

As of December 2024, prices for San Diego to Washington, D.C. Dulles Intl Airport flights are approximately 38% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$119

Fastest flight time

4h 40m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from San Diego in the past 72 hours is $119. The best round-trip flight deal from San Diego to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $237.
The fastest flight from San Diego to Washington, D.C. Dulles Intl Airport takes 4h 40m
Direct flights go from San Diego to Washington, D.C. Dulles Intl Airport every day.

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

    There are 2245.8 mi between San Diego and Washington, D.C. Dulles Intl. By plane, this route typically takes 4h 40m.

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

    Prices for flights from San Diego Airport to Washington, D.C. Dulles Intl Airport were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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


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

Compare and see reviews for airlines that fly from San Diego to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $64Free CancellationRating
6.3
8,120 reviews
Search Spirit Airlines flights
DeltaPriceFrom $154Free CancellationRating
8.0
8,600 reviews
Search Delta flights
Alaska AirlinesPriceFrom $222Free CancellationRating
8.0
9,547 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $257Free CancellationRating
7.4
9,048 reviews
Search United Airlines flights
American AirlinesPriceFrom $318Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • Alaska Airlines Flights From San Diego to Washington, D.C. Dulles Intl Airport

    Alaska Airlines is one of the most popular airlines flying from San Diego to Washington, D.C. Dulles Intl Airport, operating 3 flights/week on average for this route. A good Alaska Airlines flight deal for San Diego to Washington, D.C. Dulles Intl Airport starts from $222 round-trip, up to an average price of $355. Our users have rated Alaska Airlines at 8.0/10.

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

    United Airlines (7.4/10 from 9,048 reviews) operates around 20 flights from San Diego to Washington, D.C. Dulles Intl Airport in any given week. The average United Airlines airfare for this route is around $395, with deals from around $257 rare but found on momondo. Referenced prices are for round-trip San Diego to Washington, D.C. Dulles Intl Airport flight searches in the last 72 hours.


Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

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

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

momondo helps you find the best flight between San Diego and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of San Diego to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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