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.

$209+ Cheap 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

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$342 (Alaska Airlines)
One-way from	$209 (American Airlines)
Popular in	December
Cheapest in	July
Average price	$388

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. 22% potential increase in price ($167 potential increase over avg. RT price).

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Cheapest flight prices on average. 8% potential price decrease ($44 potential savings vs. average RT price).

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Average for round-trip flights in October 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 octubre 30, 2025.

mar. 12/237:45 pmSBP - DCA

2 stops22h 34mAlaska Airlines

mié. 12/318:59 amDCA - SBP

1 stop10h 45mAlaska Airlines

Deal found 10/30

$381

vie. 10/315:27 pmSBP - DCA

1 stop19h 33mAlaska Airlines

mié. 11/58:59 amDCA - SBP

1 stop8h 06mAlaska Airlines

Deal found 10/28

$419

mié. 12/176:00 amSBP - DCA

1 stop12h 02mAlaska Airlines

mié. 12/318:59 amDCA - SBP

1 stop17h 36mAlaska Airlines

Deal found 10/28

$427

vie. 10/3112:27 pmSBP - DCA

1 stop9h 32mAmerican Airlines

mié. 11/56:51 amDCA - SBP

2 stops11h 45mAmerican Airlines

Deal found 10/28

$430

jue. 12/186:00 amSBP - DCA

1 stop12h 19mAlaska Airlines

mié. 12/318:59 amDCA - SBP

1 stop17h 36mAlaska Airlines

Deal found 10/28

$447

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 octubre 30, 2025.

mar. 2/242:30 pmSBP - DCA

1 stop27h 40mAlaska Airlines

mié. 3/48:59 amDCA - SBP

1 stop7h 39mAlaska Airlines

Deal found 10/30

$342

mar. 4/2112:27 pmSBP - DCA

1 stop9h 28mAmerican Airlines

mié. 4/295:00 amDCA - SBP

1 stop9h 39mAmerican Airlines

Deal found 10/30

$369

sáb. 2/286:00 amSBP - DCA

1 stop12h 10mAlaska Airlines

mar. 3/38:59 amDCA - SBP

1 stop7h 39mAlaska Airlines

Deal found 10/28

$342

mar. 4/217:37 pmSBP - DCA

1 stop8h 23mAmerican Airlines

sáb. 5/26:30 amDCA - SBP

1 stop8h 09mAmerican Airlines

Deal found 10/28

$369

mar. 2/2410:02 amSBP - DCA

2 stops10h 57mAmerican Airlines

mié. 3/45:15 pmDCA - SBP

1 stop8h 44mAmerican Airlines

Deal found 10/30

$374

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 octubre 30, 2025 and is based on user searches.

jue. 11/66:00 amSBP - DCA

1 stop6h 55mAmerican Airlines

mar. 11/1110:00 amDCA - SBP

1 stop8h 36mAmerican Airlines

Deal found 10/27

$524

sáb. 11/86:00 amSBP - DCA

1 stop6h 44mAmerican Airlines

mar. 11/116:30 amDCA - SBP

1 stop8h 13mAmerican Airlines

Deal found 10/29

$591

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 octubre 30, 2025.

mié. 12/3112:36 pmSBP - DCA

1 stop7h 23mAmerican Airlines

Deal found 10/30

$209

dom. 12/1412:28 pmSBP - DCA

1 stop7h 32mAmerican Airlines

Deal found 10/28

$219

dom. 12/144:47 pmSBP - DCA

2 stops22h 12mAlaska Airlines

Deal found 10/28

$268

jue. 1/15:25 pmSBP - DCA

2 stops12h 33mAlaska Airlines

Deal found 10/30

$274

mié. 12/315:25 pmSBP - DCA

2 stops22h 32mAlaska Airlines

Deal found 10/30

$279

sáb. 12/1312:28 pmSBP - DCA

1 stop7h 32mAmerican Airlines

Deal found 10/28

$290

mar. 11/188:33 amSBP - DCA

1 stop10h 10mUnited Airlines

Deal found 10/30

$338

vie. 1/27:07 pmSBP - DCA

1 stop8h 53mAmerican Airlines

Deal found 10/30

$400

vie. 12/267:03 amSBP - DCA

2 stops12h 47mUnited Airlines

Deal found 10/29

$418

sáb. 1/33:55 pmSBP - DCA

1 stop27h 04mAlaska Airlines

Deal found 10/30

$427

mar. 11/1112:28 pmSBP - DCA

1 stop7h 32mAmerican Airlines

Deal found 10/29

$430

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

mar. 2/24

2:30 pm-9:10 pm

1 stop27h 40m

Washington, D.C. Reagan-National

mié. 3/4

8:59 am-1:38 pm

1 stop7h 39m

$342

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

sáb. 2/28

6:00 am-9:10 pm

1 stop12h 10m

Washington, D.C. Reagan-National

mar. 3/3

8:59 am-1:38 pm

1 stop7h 39m

$342

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

mar. 4/21

12:27 pm-12:55 am

1 stop9h 28m

Washington, D.C. Reagan-National

mié. 4/29

5:00 am-11:39 am

1 stop9h 39m

$369

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

mar. 4/21

7:37 pm-7:00 am

1 stop8h 23m

Washington, D.C. Reagan-National

sáb. 5/2

6:30 am-11:39 am

1 stop8h 09m

$369

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

mar. 2/24

10:02 am-11:59 pm

2 stops10h 57m

Washington, D.C. Reagan-National

mié. 3/4

5:15 pm-10:59 pm

1 stop8h 44m

$374

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

mié. 12/31

12:36 pm-10:59 pm

1 stop7h 23m

$209

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

jue. 1/1

7:07 pm-7:00 am

1 stop8h 53m

$219

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

dom. 12/14

12:28 pm-11:00 pm

1 stop7h 32m

$219

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

dom. 12/14

4:47 pm-5:59 pm

2 stops22h 12m

$268

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

jue. 1/1

5:25 pm-8:58 am

2 stops12h 33m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 15 results

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 October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust 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 December is currently the most expensive (average of $440). 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

8,998 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

8,998 reviews

United Airlines

7.4

Good

8,998 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

11,035 reviews

United Airlines

7.4

Good

8,998 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 and American Airlines fly from San Luis Obispo to Washington, D.C. Reagan-National Airport in about 9h 28m. The time it takes to get you to your destination can typically vary by up to 18h 12m. The distance between San Luis Obispo and Washington, D.C. Reagan-National Airport is about 2393 mi. This flight may include one or multiple stops.
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 38% 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 December is currently the most expensive (average of $440). 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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Arlington

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Silver Spring

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Falls Church

Owings Mills

Linthicum Heights

Manassas

Largo

Oxon Hill

Laurel

Towson

National Harbor

Waldorf

Bowie

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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$406	Average$722	FlexibilityNo cancel fee	On-time69%

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$209+ 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 12/31. 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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap 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

Find 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 octubre 30, 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 octubre 30, 2025.

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 October.

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 octubre 30, 2025.