How many flights depart from District of Columbia to San Diego on average per week?

97 flights are operational weekly from District of Columbia to San Diego as of August 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

What is the cheapest airline that flies from District of Columbia to San Diego?

Southwest, Frontier, and Hawaiian Airlines are the most popular carriers operating from District of Columbia to San Diego

How many flights depart from District of Columbia to San Diego on average per day?

As of August 2025, 13 flights take off from District of Columbia and land in San Diego each day. The most common flight departure time for this route is 5:00PM, with 50% of daily flights taking off in the afternoon.

What airlines fly to San Diego?

United Airlines, Southwest and American Airlines are the top three most popular airlines that fly to San Diego from District of Columbia according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 8 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from District of Columbia to San Diego Airport?

Prices for flights from District of Columbia to San Diego Airport are refreshed on a daily basis.

How many operators does momondo search for flights from District of Columbia to San Diego Airport?

The number of operators available for flights from District of Columbia to San Diego Airport is 8 as of August 2025.

How old do you have to be to fly from District of Columbia to San Diego Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to San Diego Airport.

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

The required travel and health documents for your San Diego 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 San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$103 Cheap Flights from District of Columbia to San Diego in 2025

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Find the cheapest flights from District of Columbia to San Diego

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

8:00 am - 5:56 pmIAD-SAN

12h 56m1 stop

7:01 pm - 6:30 amSAN-IAD

8h 29m1 stop

$205

Find Deal

lun., ago. 25 - mié., ago. 27

5:45 am - 11:50 amIAD-SAN

9h 05m1 stop

6:35 am - 5:15 pmSAN-IAD

7h 40m1 stop

$227Southwest

Find Deal

mié., sep. 24 - mié., oct. 1

5:52 pm - 8:19 pmIAD-SAN

5h 27mnonstop

8:33 am - 4:52 pmSAN-IAD

5h 19mnonstop

$231Alaska Airlines

Find Deal

sáb., sep. 6 - sáb., sep. 13

9:59 am - 12:20 pmDCA-SAN

5h 21mnonstop

1:41 pm - 9:59 pmSAN-DCA

5h 18mnonstop

$231Alaska Airlines

Find Deal

sáb., sep. 6 - sáb., sep. 13

6:00 pm - 10:24 pmDCA-SAN

7h 24m1 stop

7:15 am - 9:59 pmSAN-DCA

11h 44m1 stop

$232Frontier

Find Deal

sáb., sep. 6 - sáb., sep. 13

6:00 pm - 10:24 pmDCA-SAN

7h 24m1 stop

7:15 am - 9:59 pmSAN-DCA

11h 44m1 stop

$233Frontier

Find Deal

sáb., sep. 6 - sáb., sep. 13

5:52 pm - 8:19 pmIAD-SAN

5h 27mnonstop

8:33 am - 4:52 pmSAN-IAD

5h 19mnonstop

$233Hawaiian Airlines

Find Deal

sáb., sep. 6 - sáb., sep. 13

9:59 am - 12:20 pmDCA-SAN

5h 21mnonstop

12:12 pm - 8:29 pmSAN-DCA

5h 17mnonstop

$234Hawaiian Airlines

Find Deal

sáb., sep. 27 - sáb., oct. 4

3:33 pm - 8:20 pmDCA-SAN

7h 47m1 stop

8:18 am - 6:57 pmSAN-DCA

7h 39m1 stop

$258American Airlines

Find Deal

sáb., sep. 27 - sáb., oct. 4

6:00 am - 10:20 amDCA-SAN

7h 20m1 stop

3:14 pm - 12:59 amSAN-DCA

6h 45m1 stop

$259American Airlines

Find Deal

sáb., oct. 4 - mié., oct. 8

Frontier flights from District of Columbia to San Diego

Our best Frontier deals on District of Columbia to San Diego flight tickets

Frontier

Sep 6

DCA6:00 pmWashington, D.C. Reagan-National

7h 24m

1 stop

SAN10:24 pmSan Diego

Sep 13

SAN7:15 amSan Diego

11h 44m

1 stop

DCA9:59 pmWashington, D.C. Reagan-National

$232

Find similar

Frontier

Aug 20

DCA1:00 pmWashington, D.C. Reagan-National

12h 08m

1 stop

SAN10:08 pmSan Diego

Aug 23

SAN12:12 pmSan Diego

6h 47m

1 stop

DCA9:59 pmWashington, D.C. Reagan-National

$233

Find similar

Frontier

Sep 27

DCA7:00 amWashington, D.C. Reagan-National

18h 24m

1 stop

SAN10:24 pmSan Diego

Oct 1

SAN7:15 amSan Diego

25h 55m

1 stop

DCA12:10 pmWashington, D.C. Reagan-National

$238

Find similar

Southwest flights from District of Columbia to San Diego

Our best Southwest deals on District of Columbia to San Diego flight tickets

Southwest

Sep 24

IAD5:45 amWashington, D.C. Dulles Intl

9h 05m

1 stop

SAN11:50 amSan Diego

Oct 1

SAN6:35 amSan Diego

7h 40m

1 stop

IAD5:15 pmWashington, D.C. Dulles Intl

$227

Find similar

Southwest

Sep 10

IAD5:45 amWashington, D.C. Dulles Intl

9h 25m

2 stops

SAN12:10 pmSan Diego

Sep 17

SAN6:35 amSan Diego

7h 40m

1 stop

IAD5:15 pmWashington, D.C. Dulles Intl

$232

Find similar

Southwest

Sep 20

IAD5:05 pmWashington, D.C. Dulles Intl

7h 30m

1 stop

SAN9:35 pmSan Diego

Sep 23

SAN12:35 pmSan Diego

6h 30m

1 stop

IAD10:05 pmWashington, D.C. Dulles Intl

$242

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

lun. 8/25

8:00 am-5:56 pm

1 stop12h 56m

San Diego

mié. 8/27

7:01 pm-6:30 am

1 stop8h 29m

$205

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

mié. 9/24

5:45 am-11:50 am

1 stop9h 05m

San Diego

mié. 10/1

6:35 am-5:15 pm

1 stop7h 40m

$227

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

sáb. 9/6

5:52 pm-8:19 pm

Nonstop5h 27m

San Diego

sáb. 9/13

8:33 am-4:52 pm

Nonstop5h 19m

$231

Washington, D.C.San Diego

DCA - SAN

DCASAN

Washington, D.C. Reagan-National

sáb. 9/6

9:59 am-12:20 pm

Nonstop5h 21m

San Diego

sáb. 9/13

1:41 pm-9:59 pm

Nonstop5h 18m

$231

Washington, D.C.San Diego

DCA - SAN

DCASAN

Washington, D.C. Reagan-National

sáb. 9/6

6:00 pm-10:24 pm

1 stop7h 24m

San Diego

sáb. 9/13

7:15 am-9:59 pm

1 stop11h 44m

$232

Washington, D.C.San Diego

DCA - SAN

DCASAN

Washington, D.C. Reagan-National

sáb. 9/6

6:00 pm-10:24 pm

1 stop7h 24m

San Diego

sáb. 9/13

7:15 am-9:59 pm

1 stop11h 44m

$233

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

sáb. 9/6

5:52 pm-8:19 pm

Nonstop5h 27m

San Diego

sáb. 9/13

8:33 am-4:52 pm

Nonstop5h 19m

$233

Washington, D.C.San Diego

DCA - SAN

DCASAN

Washington, D.C. Reagan-National

sáb. 9/27

9:59 am-12:20 pm

Nonstop5h 21m

San Diego

sáb. 10/4

12:12 pm-8:29 pm

Nonstop5h 17m

$234

Washington, D.C.San Diego

DCA - SAN

DCASAN

Washington, D.C. Reagan-National

sáb. 9/27

3:33 pm-8:20 pm

1 stop7h 47m

San Diego

sáb. 10/4

8:18 am-6:57 pm

1 stop7h 39m

$258

Washington, D.C.San Diego

DCA - SAN

DCASAN

Washington, D.C. Reagan-National

sáb. 10/4

6:00 am-10:20 am

1 stop7h 20m

San Diego

mié. 10/8

3:14 pm-12:59 am

1 stop6h 45m

$259

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from District of Columbia 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

Prices

Airlines

Other information

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of August, then departing from District of Columbia during the month September is also very affordable. Most momondo users find prices during this month for around $352.

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

The cheapest day to depart from District of Columbia 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 $390. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $477. 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 $478.

What is the cheapest District of Columbia to San Diego flight route?

Fly from Washington, D.C. Reagan-National to San Diego for the best District of Columbia - San Diego flight prices

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

You are more likely to see cheaper flights to San Diego from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $412 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from District of Columbia for as low as $341 on momondo.

What cabin class options are available on District of Columbia to San Diego flights?

There are 4 cabin classes available to choose from on District of Columbia 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 District of Columbia to San Diego flights?

You could potentially save up to 29% on your flight if you consider stops on a District of Columbia to San Diego flight.

Cheap District of Columbia to San Diego flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to San Diego

Best Price Found	$103
Fastest flight time	5h 15m
Direct flights	Every day
Airports in San Diego	1 airport

The best one-way flight to San Diego from District of Columbia in the past 72 hours is $103. The best round-trip flight deal from District of Columbia to San Diego found on momondo in the last 72 hours is $205.

The fastest flight from District of Columbia to San Diego takes 5h 15m

Direct flights go from District of Columbia to San Diego every day.

There is 1 airport near San Diego: San Diego (SAN)

Search flight deals

When did momondo last update prices for flights from District of Columbia to San Diego Airport?
Prices for flights from District of Columbia to San Diego Airport are refreshed on a daily basis.
How many operators does momondo search for flights from District of Columbia to San Diego Airport?
The number of operators available for flights from District of Columbia to San Diego Airport is 8 as of August 2025.
How old do you have to be to fly from District of Columbia to San Diego Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The required travel and health documents for your San Diego 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 San Diego 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 District of Columbia to San Diego?
momondo data reveals that the most frequently booked plane model on the route from District of Columbia to San Diego is Boeing 737 MAX 9, representing 28.50% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 25.40%, Boeing 737 at 13.87%, and Boeing 737-900 at 13.38%.

Best airlines flying from District of Columbia to San Diego

Compare and see reviews for airlines that fly from District of Columbia to San Diego with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $110	Free Cancellation	Rating 6.3 8,048 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $113	Free Cancellation	Rating 5.8 3,221 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $158	Free Cancellation	Rating 7.8 2,655 reviews	Search Hawaiian Airlines flights
American Airlines	PriceFrom $177	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $211	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $222	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights
Delta	PriceFrom $256	Free Cancellation	Rating 8.0 7,979 reviews	Search Delta flights
United Airlines	PriceFrom $257	Free Cancellation	Rating 7.4 8,920 reviews	Search United Airlines flights

Coronado

Chula Vista

El Cajon

Julian

National City

La Mesa

Imperial Beach

Poway

San Ysidro

Borrego Springs

Alpine

Lemon Grove

Santee

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to San Diego?

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

Can I find flights from District of Columbia to San Diego with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for District of Columbia to San Diego flights to just show those with flexible booking policies.

How can momondo help me find flights from District of Columbia to San Diego?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Diego from District of Columbia.

I’m not ready to book a flight from District of Columbia to San Diego right now. Can momondo alert me if prices change?

Yes. momondo can track prices for District of Columbia to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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lun. 8/25

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Cheap flights from District of Columbia to San Diego from $103

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to San Diego departing on 9/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from District of Columbia to San Diego

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Frontier flights from District of Columbia to San Diego

Our best Frontier deals on District of Columbia to San Diego flight tickets

Southwest flights from District of Columbia to San Diego

Our best Southwest deals on District of Columbia to San Diego flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to San Diego that are best for you.

See travel insights to San Diego from

How to get the cheapest flight ticket from District of Columbia 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 cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of August, then departing from District of Columbia during the month September is also very affordable. Most momondo users find prices during this month for around $352.

What is the cheapest day to depart on your flight 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 $478.

What is the cheapest District of Columbia to San Diego flight route?

Fly from Washington, D.C. Reagan-National to San Diego for the best District of Columbia - San Diego flight prices

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

What cabin class options are available on District of Columbia to San Diego flights?

There are 4 cabin classes available to choose from on District of Columbia 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 District of Columbia to San Diego flights?

You could potentially save up to 29% on your flight if you consider stops on a District of Columbia to San Diego flight.

What is the cheapest airline that flies from District of Columbia to San Diego?

Southwest, Frontier, and Hawaiian Airlines are the most popular carriers operating from District of Columbia to San Diego

What airlines fly to San Diego?

How many flights depart from District of Columbia to San Diego on average per day?

As of August 2025, 13 flights take off from District of Columbia and land in San Diego each day. The most common flight departure time for this route is 5:00PM, with 50% of daily flights taking off in the afternoon.

How many flights depart from District of Columbia to San Diego on average per week?

97 flights are operational weekly from District of Columbia to San Diego as of August 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

Cheap District of Columbia to San Diego flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to San Diego

Best Price Found

Fastest flight time

Direct flights

Airports in San Diego

When did momondo last update prices for flights from District of Columbia to San Diego Airport?

How many operators does momondo search for flights from District of Columbia to San Diego Airport?

How old do you have to be to fly from District of Columbia to San Diego Airport?

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

What is the most popular plane model from District of Columbia to San Diego?

Best airlines flying from District of Columbia to San Diego

Compare and see reviews for airlines that fly from District of Columbia to San Diego with momondo

Traveling to a place near San Diego?

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to San Diego?

Can I find flights from District of Columbia to San Diego with flexible booking policies on momondo?

How can momondo help me find flights from District of Columbia to San Diego?

I’m not ready to book a flight from District of Columbia to San Diego right now. Can momondo alert me if prices change?

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California