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Reagan-National

$185+ Cheap flights from San Luis Obispo (SBP) to Reagan-National (DCA)

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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — DCA
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheap flight deals from San Luis Obispo to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from San Luis Obispo (SBP) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$324
(Alaska Airlines)

One-way from

$185
(United Airlines)

Popular in

November

Cheapest in

July

Average price

$650
Provider with most accurate pricing for San Luis Obispo County-Washington, D.C. Reagan-National flight deals.
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Provider most trusted by Cheapflights users for San Luis Obispo County-Washington, D.C. Reagan-National flights.
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From San Luis Obispo County to Washington, D.C. Reagan-National
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One-way flight from San Luis Obispo County to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 2% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from San Luis Obispo to Reagan-National

Cheapest flights from San Luis Obispo to Reagan-National
Explore the most affordable flight options available from San Luis Obispo to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Alaska Airlines deal was found by Cheapflights users on 11/13. 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.
Tue 12/237:45 pmSBP - DCA
2 stops22h 34mAlaska Airlines
Wed 12/318:59 amDCA - SBP
1 stop10h 45mAlaska Airlines
Deal found 11/13$364
This American Airlines deal was found by Cheapflights users on 11/12. 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.
Mon 12/1512:28 pmSBP - DCA
1 stop7h 32mAmerican Airlines
Fri 1/26:30 amDCA - SBP
1 stop8h 16mAmerican Airlines
Deal found 11/12$506
This Alaska Airlines deal was found by Cheapflights users on 11/12. 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.
Mon 12/154:47 pmSBP - DCA
2 stops25h 15mAlaska Airlines
Fri 1/28:59 amDCA - SBP
1 stop17h 36mAlaska Airlines
Deal found 11/12$528
This Alaska Airlines deal was found by Cheapflights users on 11/12. 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.
Mon 11/175:27 pmSBP - DCA
1 stop19h 33mAlaska Airlines
Wed 11/198:59 amDCA - SBP
1 stop8h 06mAlaska Airlines
Deal found 11/12$543
This American Airlines deal was found by Cheapflights users on 11/12. 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.
Fri 11/289:53 amSBP - DCA
1 stop7h 07mAmerican Airlines
Tue 12/27:00 amDCA - SBP
1 stop8h 17mAmerican Airlines
Deal found 11/12$544
This American Airlines deal was found by Cheapflights users on 11/12. 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 12/277:07 pmSBP - DCA
1 stop8h 53mAmerican Airlines
Fri 1/26:30 amDCA - SBP
1 stop8h 16mAmerican Airlines
Deal found 11/12$687

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Luis Obispo to Reagan-National 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 November 13, 2025.
Use the filters below to find and compare flights from San Luis Obispo to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

San Luis Obispo

Fly to

Reagan-National

Route

Depart

Return

Price

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Tue 1/6

4:12 pm-9:59 pm

1 stop26h 47m

Washington, D.C. Reagan-National

Wed 1/14

8:00 am-5:37 pm

1 stop12h 37m

$324

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Tue 1/6

4:12 pm-9:59 pm

1 stop26h 47m

Washington, D.C. Reagan-National

Tue 1/13

5:01 pm-5:37 pm

1 stop27h 36m

$324

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Sat 1/10

6:00 am-9:00 pm

1 stop12h 00m

Washington, D.C. Reagan-National

Wed 1/14

8:00 am-5:37 pm

1 stop12h 37m

$333

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Wed 1/7

6:00 am-9:00 pm

1 stop12h 00m

Washington, D.C. Reagan-National

Tue 1/13

8:00 am-5:37 pm

1 stop12h 37m

$333

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Tue 1/6

5:20 pm-9:00 pm

1 stop24h 40m

Washington, D.C. Reagan-National

Sat 1/10

8:59 am-4:34 pm

1 stop10h 35m

$342

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Fri 1/9

3:12 pm-9:00 pm

1 stop26h 48m

Washington, D.C. Reagan-National

Tue 1/13

5:01 pm-5:37 pm

1 stop27h 36m

$343

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Tue 12/23

7:45 pm-9:19 pm

2 stops22h 34m

Washington, D.C. Reagan-National

Wed 12/31

8:59 am-11:35 pm

1 stop17h 36m

$348

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Thu 1/8

6:17 pm-9:59 pm

1 stop24h 42m

Washington, D.C. Reagan-National

Mon 1/12

5:01 pm-5:37 pm

1 stop27h 36m

$354

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Sun 1/18

5:00 am-2:59 pm

1 stop6h 59m

$185

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Mon 12/8

12:28 pm-11:00 pm

1 stop7h 32m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 16 results
1
2

Compare providers for flights from San Luis Obispo to Reagan-National

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Luis Obispo to Reagan-National in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Luis Obispo-Washington, D.C. Reagan-National Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Luis Obispo-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Luis Obispo-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Luis Obispo-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Luis Obispo-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Luis Obispo to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from San Luis Obispo 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 Luis Obispo to Washington, D.C. Reagan-National Airport

What is the cheapest month to book a flight from San Luis Obispo to Washington, D.C. Reagan-National Airport?

Currently, March is the cheapest month in which you can book a flight from San Luis Obispo to Washington, D.C. Reagan-National Airport (average of $238). Flying from San Luis Obispo to Washington, D.C. Reagan-National Airport in February is currently the most expensive (average of $431). 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.

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated November 13, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from San Luis Obispo to Washington, D.C. Reagan-National Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,017 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Tim,Sep 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
United Airlines
7.4
Good
9,017 reviews
United Airlines
7.4
Good
9,017 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Tim,Sep 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
American Airlines
7.2
Good
11,051 reviews
United Airlines
7.4
Good
9,017 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Tim,Sep 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

Related info for your journey

Find useful and relevant information for your journey from San Luis Obispo to Reagan-National. 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 Luis Obispo to Washington, D.C. Reagan-National?

    Located just 3.3 mi from the city center, San Luis Obispo County is the airport most travelers will use when flying to Washington, D.C. Reagan-National from San Luis Obispo. Booking flights from County (SBP) to Washington, D.C. Reagan-National should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Reagan-National from 2 different airlines.

  • How long is the flight from San Luis Obispo to Washington, D.C. Reagan-National Airport?

    Airlines like Alaska Airlines fly from San Luis Obispo to Washington, D.C. Reagan-National Airport in about 26h 47m. The time it takes to get you to your destination can typically vary by up to . The distance between San Luis Obispo and Washington, D.C. Reagan-National Airport is about 2393 mi.

  • What are the cheapest airlines flying from San Luis Obispo to Washington, D.C. Reagan-National Airport round-trip?

    American Airlines, at $356, was found to be the cheapest airline from San Luis Obispo to Washington, D.C. Reagan-National Airport. An alternate airline flying to your destination would be United Airlines. American Airlines is currently priced 34% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Luis Obispo to Washington, D.C. Reagan-National Airport one-way?

    $185 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on American Airlines and Alaska Airlines, with prices starting from $207 and $208, respectively.

  • Can I find deals for flights from San Luis Obispo to Reagan-National that include hotel bookings?

    Yes. In addition to deals on San Luis Obispo to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Luis Obispo to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Luis Obispo to Reagan-National.

  • Can I find deals for business class flights from San Luis Obispo to Reagan-National?

    Yes. Cheapflights offers flight deals from San Luis Obispo to Reagan-National 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 Luis Obispo to Washington, D.C. Reagan-National Airport?

    Currently, March is the cheapest month in which you can book a flight from San Luis Obispo to Washington, D.C. Reagan-National Airport (average of $238). Flying from San Luis Obispo to Washington, D.C. Reagan-National Airport in February is currently the most expensive (average of $431). 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 Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Tysons
Woodbridge
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Waldorf
Bowie
Largo
McLean

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Alternative routes for San Luis Obispo to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from San Luis Obispo to Reagan-National

Discover the top 2 airlines that operate flights from San Luis Obispo to Reagan-National. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$356Average$583FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$406Average$616FlexibilityNo cancel feeOn-time69%

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