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Reagan-National

$330+ 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — DCA
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheap 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 July 9, 2026.

This American Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 8/2712:29 pm
SBP
-
DCA
1 stop8h 29m
American Airlines
Mon 8/315:00 am
DCA
-
SBP
1 stop9h 39m
American Airlines
Deal found 7/8$369
This American Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 11/197:11 pm
SBP
-
DCA
1 stop8h 51m
American Airlines
Tue 12/17:00 am
DCA
-
SBP
1 stop8h 12m
American Airlines
Deal found 7/8$401
This American Airlines deal was found by Cheapflights users on 7/5. 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 11/612:28 pm
SBP
-
DCA
1 stop7h 32m
American Airlines
Thu 11/126:30 am
DCA
-
SBP
1 stop8h 13m
American Airlines
Deal found 7/5$427
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Wed 7/2912:40 pm
SBP
-
DCA
1 stop8h 19m
American Airlines
Wed 8/56:59 am
DCA
-
SBP
1 stop7h 40m
American Airlines
Deal found 7/5$439
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Thu 10/295:00 am
SBP
-
DCA
2 stops8h 52m
United Airlines
Sun 11/17:50 am
DCA
-
SBP
1 stop10h 25m
United Airlines
Deal found 7/7$458
This Orbitz deal was found by Cheapflights users on 7/6. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:33 am
SBP
-
DCA
1 stop29h 27m
Alaska Airlines
Fri 9/1810:59 am
DCA
-
SBP
1 stop15h 51m
Alaska Airlines
Deal found 7/6$459
This Alaska Airlines deal was found by Cheapflights users on 7/8. 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.
Fri 11/66:41 pm
SBP
-
DCA
1 stop18h 19m
Alaska Airlines
Thu 11/1210:59 am
DCA
-
SBP
1 stop15h 43m
Alaska Airlines
Deal found 7/8$464
This American Airlines deal was found by Cheapflights users on 7/8. 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 9/2512:31 pm
SBP
-
DCA
1 stop7h 27m
American Airlines
Tue 9/295:00 am
DCA
-
SBP
2 stops10h 11m
American Airlines
Deal found 7/8$471
This Alaska Airlines deal was found by Cheapflights users on 7/7. 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 10/2810:09 am
SBP
-
DCA
1 stop8h 50m
Alaska Airlines
Mon 11/210:59 am
DCA
-
SBP
1 stop29h 48m
Alaska Airlines
Deal found 7/7$476
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Tue 9/812:29 pm
SBP
-
DCA
1 stop8h 29m
American Airlines
Tue 9/155:00 am
DCA
-
SBP
1 stop9h 41m
American Airlines
Deal found 7/7$479
This United Airlines deal was found by Cheapflights users on 7/4. 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 9/15:00 am
SBP
-
DCA
2 stops11h 09m
United Airlines
Sat 9/54:20 pm
DCA
-
SBP
1 stop7h 40m
United Airlines
Deal found 7/4$484

Find 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 July 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$369
(American Airlines)

One-way from

$330
(Alaska Airlines)

Popular in

July

Cheapest in

October

Average price

$1,136
Provider with most accurate pricing for San Luis Obispo County-Washington, D.C. Reagan-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Luis Obispo County-Washington, D.C. Reagan-National flights.
Search Deals
From San Luis Obispo County to Washington, D.C. Reagan-National
Search Deals
One-way flight from San Luis Obispo County to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($131 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 9, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Thu 8/27

12:29 pm-11:58 pm

1 stop8h 29m

Washington, D.C. Reagan-National

Mon 8/31

5:00 am-11:39 am

1 stop9h 39m

$369

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Wed 8/5

12:29 pm-11:58 pm

1 stop8h 29m

Washington, D.C. Reagan-National

Wed 8/12

5:00 am-11:39 am

1 stop9h 39m

$369

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Mon 11/23

7:11 pm-7:02 am

1 stop8h 51m

Washington, D.C. Reagan-National

Wed 12/2

7:00 am-12:18 pm

1 stop8h 18m

$369
Quickest round-trip

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Thu 11/19

7:11 pm-7:02 am

1 stop8h 51m

Washington, D.C. Reagan-National

Tue 12/1

7:00 am-12:12 pm

1 stop8h 12m

$401

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Fri 11/6

6:41 pm-4:00 pm

1 stop18h 19m

Washington, D.C. Reagan-National

Thu 11/12

10:59 am-11:42 pm

1 stop15h 43m

$464
Cheapest one-way
Quickest one-way

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Sat 9/5

10:11 am-9:59 pm

1 stop8h 48m

$330

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Thu 7/30

6:04 am-9:00 pm

1 stop11h 56m

$372

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Wed 7/29

6:04 am-9:00 pm

1 stop11h 56m

$372

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Sun 8/9

7:08 pm-7:00 am

1 stop8h 52m

$374

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Thu 7/30

5:00 am-5:12 pm

2 stops9h 12m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/5

Sorted by cheapest first

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Luis Obispo-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 July 9, 2026.
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
9,955 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,955 reviews
United Airlines
7.4
Good
9,955 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,789 reviews
United Airlines
7.4
Good
9,955 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 American Airlines fly from San Luis Obispo to Washington, D.C. Reagan-National Airport in about 8h 29m. 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?

    United Airlines, at $358, 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 American Airlines. United Airlines is currently priced 43% below the average price you’ll pay for this route.

  • 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.

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
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Manassas
Falls Church
Fredericksburg
Hanover
Laurel
Silver Spring
Clinton
Hunt Valley
Cordova
Woodbridge

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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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Santa Ana to Baltimore flights
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Fresno to Dulles Intl flights
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Sacramento to Reagan-National flights
Long Beach to Dulles Intl flights
Fresno to Baltimore flights
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Long Beach to Baltimore flights
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Reno to Dulles Intl flights
Palm Springs to Reagan-National flights
Monterey to Dulles Intl flights
Monterey to Baltimore flights
Santa Barbara to Dulles Intl flights
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Reno to Reagan-National flights
San Luis Obispo to Dulles Intl flights
Reno to Baltimore flights
Monterey to Reagan-National flights
Palm Springs to Baltimore flights

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 July 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$358Average$579FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$361Average$577FlexibilityNo cancel feeOn-time71%

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