In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from SBP to DCA?

When flying from San Luis Obispo to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

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.

$219+ Flights from San Luis Obispo to Washington, D.C. Reagan-National Airport

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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 December 4, 2025.

Tue 12/2312:36 pmSBP - DCA

1 stop7h 24mAmerican Airlines

Wed 12/3110:15 amDCA - SBP

2 stops11h 20mAmerican Airlines

Deal found 12/2

$469

Tue 12/307:07 pmSBP - DCA

2 stops11h 13mAmerican Airlines

Mon 1/51:44 pmDCA - SBP

2 stops11h 40mAmerican Airlines

Deal found 12/2

$530

Tue 12/305:28 amSBP - DCA

2 stops27h 01mUnited Airlines

Mon 1/510:30 amDCA - SBP

3 stops28h 02mUnited Airlines

Deal found 12/2

$621

Tue 12/237:45 pmSBP - DCA

2 stops22h 34mAlaska Airlines

Wed 12/318:59 amDCA - SBP

2 stops13h 06mAlaska Airlines

Deal found 12/3

$654

Fri 12/195:00 amSBP - DCA

1 stop6h 59mUnited Airlines

Tue 12/234:17 pmDCA - SBP

1 stop7h 48mUnited Airlines

Deal found 12/3

$677

Best flights from San Luis Obispo to Reagan-National
Discover carefully curated flight deals from San Luis Obispo to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Wed 1/286:17 pmSBP - DCA

1 stop24h 42mAlaska Airlines

Sat 1/318:00 amDCA - SBP

1 stop12h 37mAlaska Airlines

Deal found 12/3

$284

Tue 1/65:20 pmSBP - DCA

1 stop24h 40mAlaska Airlines

Wed 1/148:59 amDCA - SBP

1 stop17h 21mAlaska Airlines

Deal found 12/2

$322

Tue 2/246:00 amSBP - DCA

1 stop12h 02mAlaska Airlines

Wed 3/48:59 amDCA - SBP

1 stop17h 18mAlaska Airlines

Deal found 12/2

$322

Tue 1/65:20 pmSBP - DCA

1 stop24h 40mAlaska Airlines

Tue 1/138:59 amDCA - SBP

1 stop10h 35mAlaska Airlines

Deal found 12/2

$322

Wed 1/76:00 amSBP - DCA

1 stop12h 00mAlaska Airlines

Sat 1/108:59 amDCA - SBP

1 stop10h 35mAlaska Airlines

Deal found 12/2

$322

Wed 1/76:00 amSBP - DCA

1 stop12h 00mAlaska Airlines

Tue 1/138:59 amDCA - SBP

1 stop17h 21mAlaska Airlines

Deal found 12/2

$322

Sat 2/286:00 amSBP - DCA

1 stop12h 02mAlaska Airlines

Wed 3/48:59 amDCA - SBP

1 stop29h 40mAlaska Airlines

Deal found 12/2

$322

Wed 1/286:17 pmSBP - DCA

1 stop18h 52mAlaska Airlines

Sun 2/15:01 pmDCA - SBP

1 stop27h 36mAlaska Airlines

Deal found 12/2

$324

Last-minute flights from San Luis Obispo to Reagan-National
Discover last-minute flight deals from San Luis Obispo to Reagan-National. Data last updated December 4, 2025 and is based on user searches.

Tue 1/65:20 pmSBP - DCA

1 stop24h 40mAlaska Airlines

Sat 1/108:59 amDCA - SBP

1 stop10h 35mAlaska Airlines

Deal found 12/2

$322

Tue 1/65:20 pmSBP - DCA

1 stop24h 40mAlaska Airlines

Sun 1/118:59 amDCA - SBP

1 stop17h 21mAlaska Airlines

Deal found 12/2

$352

Thu 1/83:12 pmSBP - DCA

1 stop26h 48mAlaska Airlines

Wed 1/148:59 amDCA - SBP

1 stop17h 21mAlaska Airlines

Deal found 12/2

$342

Fri 1/93:12 pmSBP - DCA

1 stop26h 48mAlaska Airlines

Tue 1/138:59 amDCA - SBP

1 stop17h 21mAlaska Airlines

Deal found 12/2

$372

Fri 1/96:00 amSBP - DCA

1 stop12h 00mAlaska Airlines

Sat 1/108:59 amDCA - SBP

1 stop10h 35mAlaska Airlines

Deal found 12/2

$373

Sat 1/106:00 amSBP - DCA

1 stop12h 00mAlaska Airlines

Wed 1/148:59 amDCA - SBP

1 stop17h 21mAlaska Airlines

Deal found 12/2

$362

Sat 1/106:00 amSBP - DCA

1 stop12h 00mAlaska Airlines

Mon 1/128:59 amDCA - SBP

1 stop10h 35mAlaska Airlines

Deal found 12/2

$382

Fri 1/165:35 pmSBP - DCA

2 stops25h 24mAlaska Airlines

Sun 1/188:00 amDCA - SBP

1 stop12h 37mAlaska Airlines

Deal found 12/3

$374

Wed 1/286:17 pmSBP - DCA

1 stop24h 42mAlaska Airlines

Sat 1/318:00 amDCA - SBP

1 stop12h 37mAlaska Airlines

Deal found 12/3

$284

Wed 1/286:17 pmSBP - DCA

1 stop18h 52mAlaska Airlines

Sun 2/15:01 pmDCA - SBP

2 stops26h 33mAlaska Airlines

Deal found 12/2

$334

One-way flights from San Luis Obispo to Reagan-National
Search for one-way flight options from San Luis Obispo to Reagan-National. Find affordable one-way fares based on user searches. Data last updated December 4, 2025.

Wed 4/156:00 amSBP - DCA

1 stop7h 56mUnited Airlines

Deal found 12/2

$219

Find flight deals from San Luis Obispo to Reagan-National

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$284 (Alaska Airlines)
One-way from	$219 (United Airlines)
Popular in	November
Cheapest in	July
Average price	$631

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.

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. 1% potential increase in price ($10 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Wed 1/28

6:17 pm-9:59 pm

1 stop24h 42m

Washington, D.C. Reagan-National

Sat 1/31

8:00 am-5:37 pm

1 stop12h 37m

$284

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

Wed 1/14

8:59 am-11:20 pm

1 stop17h 21m

$322

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Tue 2/24

6:00 am-9:02 pm

1 stop12h 02m

Washington, D.C. Reagan-National

Wed 3/4

8:59 am-11:17 pm

1 stop17h 18m

$322

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

Tue 1/13

8:59 am-4:34 pm

1 stop10h 35m

$322

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

Sat 1/10

8:59 am-4:34 pm

1 stop10h 35m

$322

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

8:59 am-11:20 pm

1 stop17h 21m

$322

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Sat 2/28

6:00 am-9:02 pm

1 stop12h 02m

Washington, D.C. Reagan-National

Wed 3/4

8:59 am-11:39 am

1 stop29h 40m

$322

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Wed 1/28

6:17 pm-4:09 pm

1 stop18h 52m

Washington, D.C. Reagan-National

Sun 2/1

5:01 pm-5:37 pm

1 stop27h 36m

$324

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Wed 4/15

6:00 am-4:56 pm

1 stop7h 56m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

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

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 December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star

*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 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

9,066 reviews

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

9,066 reviews

United Airlines

7.4

Good

9,066 reviews

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

11,047 reviews

United Airlines

7.4

Good

9,066 reviews

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

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 24h 42m. 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.
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

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Tysons

Arlington

Owings Mills

Springfield

Hanover

Silver Spring

Fredericksburg

Fairfax

Linthicum Heights

Manassas

Laurel

Towson

National Harbor

Bowie

Largo

McLean

Clinton

Cordova

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Top 2 airlines flying from San Luis Obispo to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$356	Average$583	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$422	Average$616	FlexibilityNo cancel fee	On-time69%

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$219+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Luis Obispo to Reagan-National with Cheapflights

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Cheap flight deals from San Luis Obispo to Reagan-National

Cheapest flights from San Luis Obispo to Reagan-NationalExplore 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 December 4, 2025.

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 December 4, 2025.

Find flight deals from San Luis Obispo to Reagan-National

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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.

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 December.

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.

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?

Reviews of airlines servicing Reagan-National

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?

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

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

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

How can I 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?

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

Traveling to a place near Washington, D.C. Reagan-National Airport?

Browse thousands of different options on Cheapflights for your next trip

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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.

Top 2 airlines flying from San Luis Obispo to Reagan-National

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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 December 4, 2025.