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District of Columbia

$87+ Cheap flights from San Diego (SAN) to District of Columbia

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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — IAD
Jul 28 — Aug 41
Mon 7/28
Mon 8/4
1 adult, Economy
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Cheap flight deals from San Diego to District of Columbia

Keep the following information in mind while searching for San Diego to District of Columbia flight deals. Data was last updated July 23, 2025.

Round-trip from

$231
(Kiwi.com)

One-way from

$87
(Trip.com)

Popular in

June

Cheapest in

August

Average price

$377

Good round-trip deal

$277 or less

Good one-way deal

$179 or less
From San Diego to District of Columbia
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One-way flight from San Diego to District of Columbia
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Highest demand for flights based on searches. 2% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 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 San Diego to District of Columbia.
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Price to beat on a one-way flight from San Diego to District of Columbia.
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Find flight deals from San Diego to District of Columbia

Cheapest flights from San Diego to District of Columbia
Explore the most affordable flight options available from San Diego to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/308:33 amSAN - IAD
Nonstop5h 14mHawaiian Airlines
Sat 9/65:52 pmIAD - SAN
Nonstop5h 27mHawaiian Airlines
Deal found 7/21$231
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/301:41 pmSAN - DCA
Nonstop5h 18mHawaiian Airlines
Sat 9/69:59 amDCA - SAN
Nonstop5h 21mHawaiian Airlines
Deal found 7/21$232
This Alaska Airlines deal was found by Cheapflights users on 7/21. 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 9/68:33 amSAN - IAD
Nonstop5h 19mAlaska Airlines
Tue 9/165:52 pmIAD - SAN
Nonstop5h 27mAlaska Airlines
Deal found 7/21$237
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Tue 8/199:45 pmSAN - IAD
Nonstop4h 58mUnited Airlines
Tue 8/2612:35 pmIAD - SAN
1 stop8h 48mUnited Airlines
Deal found 7/23$243
This eDestinos deal was found by Cheapflights users on 7/22. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/216:25 amSAN - IAD
1 stop21h 05mFrontier
Thu 8/288:00 amIAD - SAN
1 stop18h 03mFrontier
Deal found 7/22$245
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:19 amSAN - DCA
1 stop6h 57mAmerican Airlines
Sat 9/610:20 amDCA - SAN
1 stop7h 10mAmerican Airlines
Deal found 7/21$258
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:15 amSAN - IAD
1 stop9h 45mAmerican Airlines
Sat 9/612:48 pmIAD - SAN
1 stop7h 56mAmerican Airlines
Deal found 7/21$258
This Southwest deal was found by Cheapflights users on 7/22. 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.
Tue 8/126:55 amSAN - DCA
1 stop9h 00mSouthwest
Tue 8/1910:45 amDCA - SAN
2 stops11h 00mSouthwest
Deal found 7/22$262
This FlightHub deal was found by Cheapflights users on 7/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/307:15 amSAN - DCA
1 stop11h 44mFrontier
Wed 10/151:00 pmDCA - SAN
1 stop13h 50mFrontier
Deal found 7/23$265
This JetBlue deal was found by Cheapflights users on 7/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/610:11 amSAN - DCA
1 stop9h 45mJetBlue
Thu 9/1811:45 amDCA - SAN
1 stop10h 13mJetBlue
Deal found 7/21$267
This Trip.com deal was found by Cheapflights users on 7/22. 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.
Thu 8/216:25 amSAN - IAD
1 stop21h 05mMultiple Airlines
Thu 8/285:52 pmIAD - SAN
Nonstop5h 27mMultiple Airlines
Deal found 7/22$268
This Alaska Airlines deal was found by Cheapflights users on 7/21. 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.
Wed 9/36:15 amSAN - DCA
1 stop8h 44mAlaska Airlines
Sat 9/138:00 amDCA - SAN
1 stop11h 34mAlaska Airlines
Deal found 7/21$276

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to District of Columbia 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 23, 2025.
Use the filters below to find and compare flights from San Diego to District of Columbia that are best for you.

Fly from

San Diego

Fly to

District of Columbia

Route

Depart

Return

Price

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

Sat 8/30

8:33 am-4:47 pm

Nonstop5h 14m

Washington, D.C. Dulles Intl

Sat 9/6

5:52 pm-8:19 pm

Nonstop5h 27m

$231

San DiegoWashington, D.C.

SAN - DCA

SANDCA

San Diego

Sat 8/30

1:41 pm-9:59 pm

Nonstop5h 18m

Washington, D.C. Reagan-National

Sat 9/6

9:59 am-12:20 pm

Nonstop5h 21m

$232

San DiegoWashington, D.C.

SAN - DCA

SANDCA

San Diego

Sat 9/6

1:41 pm-9:59 pm

Nonstop5h 18m

Washington, D.C. Reagan-National

Wed 9/17

9:59 am-12:20 pm

Nonstop5h 21m

$237

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

Sat 9/6

8:33 am-4:52 pm

Nonstop5h 19m

Washington, D.C. Dulles Intl

Tue 9/16

5:52 pm-8:19 pm

Nonstop5h 27m

$237

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

Tue 8/19

9:45 pm-5:43 am

Nonstop4h 58m

Washington, D.C. Dulles Intl

Tue 8/26

12:35 pm-6:23 pm

1 stop8h 48m

$243

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

Sat 8/16

7:06 pm-6:34 am

1 stop8h 28m

Washington, D.C. Dulles Intl

Tue 8/19

6:14 am-10:22 pm

1 stop19h 08m

$244

San DiegoWashington, D.C.

SAN - DCA

SANDCA

San Diego

Sat 8/30

6:19 am-4:16 pm

1 stop6h 57m

Washington, D.C. Reagan-National

Sat 9/6

10:20 am-2:30 pm

1 stop7h 10m

$258

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

Sat 8/30

6:15 am-7:00 pm

1 stop9h 45m

Washington, D.C. Dulles Intl

Sat 9/6

12:48 pm-5:44 pm

1 stop7h 56m

$258

San DiegoWashington, D.C.

SAN - DCA

SANDCA

San Diego

Tue 8/12

10:40 am-11:10 pm

1 stop9h 30m

Washington, D.C. Reagan-National

Tue 8/19

10:45 am-6:45 pm

2 stops11h 00m

$262

San DiegoWashington, D.C.

SAN - DCA

SANDCA

San Diego

Tue 9/30

7:15 am-9:59 pm

1 stop11h 44m

Washington, D.C. Reagan-National

Wed 10/15

1:00 pm-11:50 pm

1 stop13h 50m

$265

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Showing 1-10 of 29 results
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Best time to book a flight from San Diego to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from San Diego 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 San Diego to District of Columbia

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

Currently, August is the cheapest month in which you can book a flight from San Diego to District of Columbia (average of $309). Flying from San Diego to District of Columbia in April is currently the most expensive (average of $337). 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 SAN to DC?

Find hourly flight availability from San Diego to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2025.

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

Weekly flight availability from San Diego to District of Columbia

Explore weekly flight availability from San Diego to District of Columbia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 23, 2025.

The most flights from SAN to USDC are scheduled on a Monday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated July 23, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from San Diego to District of Columbia have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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
4,233 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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
7,967 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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
2,594 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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
8,873 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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 San Diego to District of Columbia. 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 from for flights from San Diego to District of Columbia?

    If you book a flight to District of Columbia from San Diego, you will be flying from San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego.

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

    The cheapest airlines for a one-way flight from San Diego to District of Columbia are Frontier ($87), Southwest ($124), and Hawaiian Airlines ($128).

  • What are the most reliable airlines from San Diego to District of Columbia?

    No one likes to see their flight delayed. When booking a flight from San Diego to District of Columbia consider choosing Ethiopian Air (88%), United Airlines (85%) or Austrian Airlines (84%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from San Diego to District of Columbia? While on average our users pay $2,079, our data indicates the cheapest price to be $158. The most popular route (San Diego - Washington, D.C. Dulles Intl), is priced around $237.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Diego to District of Columbia 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 San Diego to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from San Diego to District of Columbia (average of $309). Flying from San Diego to District of Columbia in April is currently the most expensive (average of $337). 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

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Alternative routes for San Diego to District of Columbia

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Top 8 airlines flying from San Diego to District of Columbia

Discover the top 8 airlines that operate flights from San Diego to District of Columbia. 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 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$251FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$144Average$285FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$157Average$429FlexibilityNo cancel feeOn-time71%
Hawaiian AirlinesCheapest$158Average$357FlexibilityNo cancel feeOn-time85%
DeltaCheapest$198Average$385FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$236Average$367FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$237Average$431FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$259Average$489FlexibilityNo cancel feeOn-time63%

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