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$133+ Cheap flights from District of Columbia to San Diego (SAN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SAN
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from District of Columbia to San Diego

Keep the following information in mind while searching for District of Columbia to San Diego flight deals. Data was last updated July 30, 2025.

Round-trip from

$237
(Alaska Airlines)

One-way from

$133
(Cheapflightsfares)

Popular in

December

Cheapest in

August

Average price

$378

Good round-trip deal

$292 or less

Good one-way deal

$158 or less
From District of Columbia to San Diego
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One-way flight from District of Columbia to San Diego
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Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from District of Columbia to San Diego.
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Price to beat on a one-way flight from District of Columbia to San Diego.
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Find flight deals from District of Columbia to San Diego

Cheapest flights from District of Columbia to San Diego
Explore the most affordable flight options available from District of Columbia to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/125:52 pmIAD - SAN
Nonstop5h 27mHawaiian Airlines
Mon 9/158:33 amSAN - IAD
Nonstop5h 19mHawaiian Airlines
Deal found 7/30$237
This Alaska Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/69:59 amDCA - SAN
Nonstop5h 21mAlaska Airlines
Wed 9/101:41 pmSAN - DCA
Nonstop5h 18mAlaska Airlines
Deal found 7/30$237
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/123:20 pmDCA - SAN
2 stops8h 50mSouthwest
Fri 11/147:20 amSAN - DCA
1 stop6h 40mSouthwest
Deal found 7/30$238
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/279:00 amIAD - SAN
Nonstop5h 24mUnited Airlines
Tue 9/3012:00 pmSAN - IAD
1 stop7h 06mUnited Airlines
Deal found 7/27$243
This lastminute.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/59:40 amDCA - SAN
1 stop12h 15mJetBlue
Thu 9/1110:11 amSAN - DCA
1 stop9h 45mJetBlue
Deal found 7/28$244
This Cheapflightsfares deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/137:00 amDCA - SAN
1 stop7h 10mFrontier
Tue 8/196:25 amSAN - DCA
1 stop7h 34mFrontier
Deal found 7/29$245
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/85:53 pmDCA - SAN
1 stop9h 06mHawaiian Airlines
Wed 11/121:00 pmSAN - DCA
Nonstop5h 05mHawaiian Airlines
Deal found 7/28$247
This Trip.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:00 amIAD - SAN
1 stop10h 48mMultiple Airlines
Sat 9/135:30 pmSAN - IAD
1 stop11h 03mMultiple Airlines
Deal found 7/28$248
This Alaska Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/206:09 pmIAD - SAN
1 stop19h 11mAlaska Airlines
Sat 9/2711:46 amSAN - IAD
1 stop9h 37mAlaska Airlines
Deal found 7/28$256
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:05 pmIAD - SAN
1 stop7h 30mSouthwest
Sat 8/3011:55 amSAN - IAD
1 stop7h 55mSouthwest
Deal found 7/28$257
This Frontier deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/297:30 amIAD - SAN
1 stop13h 49mFrontier
Wed 8/137:04 pmSAN - IAD
1 stop8h 30mFrontier
Deal found 7/28$258
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/127:22 pmIAD - SAN
1 stop7h 02mDelta
Mon 9/152:00 pmSAN - IAD
1 stop7h 13mDelta
Deal found 7/30$277

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from District of Columbia to San Diego that are best for you.

Fly from

District of Columbia

Fly to

San Diego

Route

Depart

Return

Price

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

Fri 9/12

5:52 pm-8:19 pm

Nonstop5h 27m

San Diego

Mon 9/15

8:33 am-4:52 pm

Nonstop5h 19m

$237

Washington, D.C.San Diego

DCA - SAN

DCASAN

Washington, D.C. Reagan-National

Sat 9/6

9:59 am-12:20 pm

Nonstop5h 21m

San Diego

Tue 9/16

1:41 pm-9:59 pm

Nonstop5h 18m

$237

Washington, D.C.San Diego

DCA - SAN

DCASAN

Washington, D.C. Reagan-National

Tue 9/30

10:45 am-6:45 pm

2 stops11h 00m

San Diego

Sun 11/9

9:35 am-6:50 pm

1 stop6h 15m

$242

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

Sat 9/27

9:00 am-11:24 am

Nonstop5h 24m

San Diego

Tue 9/30

12:00 pm-10:06 pm

1 stop7h 06m

$243

Washington, D.C.San Diego

DCA - SAN

DCASAN

Washington, D.C. Reagan-National

Fri 9/5

9:40 am-6:55 pm

1 stop12h 15m

San Diego

Thu 9/11

10:11 am-10:56 pm

1 stop9h 45m

$244

Washington, D.C.San Diego

DCA - SAN

DCASAN

Washington, D.C. Reagan-National

Wed 8/13

7:00 am-11:10 am

1 stop7h 10m

San Diego

Tue 8/19

6:25 am-4:59 pm

1 stop7h 34m

$245

Washington, D.C.San Diego

DCA - SAN

DCASAN

Washington, D.C. Reagan-National

Sat 8/30

9:59 am-12:20 pm

Nonstop5h 21m

San Diego

Wed 9/3

6:15 am-5:59 pm

1 stop8h 44m

$247

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

Wed 9/10

7:00 am-2:48 pm

1 stop10h 48m

San Diego

Sat 9/13

5:30 pm-7:33 am

1 stop11h 03m

$248

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

Sat 9/20

6:09 pm-10:20 am

1 stop19h 11m

San Diego

Sat 9/27

11:46 am-12:23 am

1 stop9h 37m

$256

Washington, D.C.San Diego

IAD - SAN

IADSAN

Washington, D.C. Dulles Intl

Sat 8/23

5:05 pm-9:35 pm

1 stop7h 30m

San Diego

Sat 8/30

11:55 am-10:50 pm

1 stop7h 55m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 28 results
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Best time to book a flight from District of Columbia to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to San Diego

What is the cheapest month to book a flight from District of Columbia to San Diego?

Currently, August is the cheapest month in which you can book a flight from District of Columbia to San Diego (average of $286). Flying from District of Columbia to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DC to SAN?

Find hourly flight availability from District of Columbia to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

When flying from District of Columbia to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated July 30, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from District of Columbia to San Diego to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Diego from District of Columbia?

    Most people fly into San Diego (SAN) if they book a flight to San Diego from District of Columbia. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

  • How popular is this District of Columbia to San Diego flight route?

    Within the past month, 10 users have taken a look at flights from District of Columbia to San Diego.

  • What are the cheapest airlines to fly from District of Columbia to San Diego one-way?

    $133 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Alaska Airlines and Hawaiian Airlines, with prices starting from $134 and $136, respectively.

  • What are the cheapest flights from District of Columbia to San Diego?

    On average you can expect to pay $402 for a flight from District of Columbia to San Diego. The cheapest flight overall is $148 while the most popular route, (Washington, D.C. Dulles Intl - San Diego) is currently priced at $188.

  • Can I find deals for flights from District of Columbia to San Diego that include hotel bookings?

    Yes. In addition to deals on District of Columbia to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to San Diego.

  • Can I find deals for business class flights from District of Columbia to San Diego?

    Yes. Cheapflights offers flight deals from District of Columbia to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from District of Columbia to San Diego?

    Currently, August is the cheapest month in which you can book a flight from District of Columbia to San Diego (average of $286). Flying from District of Columbia to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
Poway
National City
Lemon Grove
Imperial Beach
La Mesa
Alpine

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Top 8 airlines flying from District of Columbia to San Diego

Discover the top 8 airlines that operate flights from District of Columbia to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$110Average$260FlexibilityNo cancel feeOn-time65%
FrontierCheapest$113Average$271FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$183Average$443FlexibilityNo cancel feeOn-time71%
Hawaiian AirlinesCheapest$188Average$360FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$211Average$351FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$225Average$473FlexibilityNo cancel feeOn-time63%
DeltaCheapest$256Average$379FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$257Average$453FlexibilityNo cancel feeOn-time69%

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