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

$169 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $259 and $268, respectively.

What is the cheapest day to fly from San Luis Obispo to Washington, D.C. Reagan-National Airport?

Travelers seeking maximum savings on their San Luis Obispo to Washington, D.C. Reagan-National Airport flight should consider departing on Friday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from San Luis Obispo to Washington, D.C. Reagan-National Airport?

It’s generally more expensive to depart on a Thursday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

Our data shows that November tends to be the cheapest month to fly to Washington, D.C. Reagan-National Airport from San Luis Obispo. Users have commonly found prices around $516 for the month, but tickets can be as low as $294. Due to multiple factors, prepare for potentially higher prices in February.

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

Unlike in the morning, when flights are generally more expensive, you can save up to 33% on flights from San Luis Obispo to Washington, D.C. Reagan-National Airport by exploring options for tickets at noon.

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.

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.

$169+ Flights from San Luis Obispo to Washington, D.C. Reagan-National Airport

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheap flight deals from San Luis Obispo to Reagan-National

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$336 (American Airlines)
One-way from	$169 (American Airlines)
Popular in	December
Cheapest in	February
Average price	$572

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. 11% potential increase in price ($84 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($34 potential savings vs. average RT price).

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Average for round-trip flights in March 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 March 25, 2025.

Sat 4/2612:26 pmSBP - DCA

1 stop9h 29mAmerican Airlines

Sat 5/35:00 pmDCA - SBP

1 stop8h 17mAmerican Airlines

Deal found 3/23

$336

Wed 4/236:00 amSBP - DCA

1 stop7h 57mUnited Airlines

Sat 5/34:16 pmDCA - SBP

1 stop8h 12mUnited Airlines

Deal found 3/24

$425

Sat 4/266:05 amSBP - DCA

1 stop12h 54mAlaska Airlines

Tue 4/299:59 amDCA - SBP

1 stop15h 21mAlaska Airlines

Deal found 3/24

$451

Thu 9/254:50 pmSBP - DCA

2 stops12h 55mMultiple Airlines

Sun 9/288:00 amDCA - SBP

2 stops11h 43mMultiple Airlines

Deal found 3/23

$2,469

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 March 25, 2025.

Sat 4/2612:26 pmSBP - DCA

1 stop9h 29mAmerican Airlines

Sat 5/35:00 pmDCA - SBP

1 stop8h 17mAmerican Airlines

Deal found 3/23

$336

Wed 4/236:00 amSBP - DCA

1 stop7h 57mUnited Airlines

Tue 4/297:00 amDCA - SBP

1 stop10h 08mUnited Airlines

Deal found 3/24

$425

Sat 4/266:05 amSBP - DCA

1 stop12h 54mAlaska Airlines

Tue 4/299:59 amDCA - SBP

1 stop15h 21mAlaska Airlines

Deal found 3/24

$451

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 March 25, 2025 and is based on user searches.

Wed 4/27:09 pmSBP - DCA

1 stop8h 51mAmerican Airlines

Tue 4/86:30 amDCA - SBP

1 stop8h 03mAmerican Airlines

Deal found 3/23

$623

Wed 4/236:00 amSBP - DCA

1 stop7h 57mUnited Airlines

Sat 5/34:16 pmDCA - SBP

1 stop8h 12mUnited Airlines

Deal found 3/24

$425

Sat 4/2612:26 pmSBP - DCA

1 stop9h 29mAmerican Airlines

Sat 5/35:00 pmDCA - SBP

1 stop8h 17mAmerican Airlines

Deal found 3/23

$336

Sat 4/266:05 amSBP - DCA

1 stop12h 54mAlaska Airlines

Tue 4/299:59 amDCA - SBP

1 stop15h 21mAlaska Airlines

Deal found 3/24

$451

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 March 25, 2025.

Sat 5/2412:25 pmSBP - DCA

1 stop9h 21mAmerican Airlines

Deal found 3/24

$169

Mon 4/1410:40 amSBP - DCA

1 stop7h 50mUnited Airlines

Deal found 3/22

$259

Thu 4/103:22 pmSBP - DCA

2 stops22h 16mAlaska Airlines

Deal found 3/23

$268

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

Sat 4/26

12:26 pm-12:55 am

1 stop9h 29m

Washington, D.C. Reagan-National

Sat 5/3

5:00 pm-10:17 pm

1 stop8h 17m

$336

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Wed 4/23

6:00 am-4:57 pm

1 stop7h 57m

Washington, D.C. Reagan-National

Tue 4/29

7:00 am-2:08 pm

1 stop10h 08m

$425

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Sat 4/26

6:05 am-9:59 pm

1 stop12h 54m

Washington, D.C. Reagan-National

Tue 4/29

9:59 am-10:20 pm

1 stop15h 21m

$451

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Sat 5/24

12:25 pm-12:46 am

1 stop9h 21m

$169

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Mon 4/14

10:40 am-9:30 pm

1 stop7h 50m

$259

San Luis ObispoWashington, D.C.

SBP - DCA

SBPDCA

San Luis Obispo County

Thu 4/10

3:22 pm-4:38 pm

2 stops22h 16m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

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 March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	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 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.

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, February is the cheapest month in which you can book a flight from San Luis Obispo to Washington, D.C. Reagan-National Airport (average of $278). Flying from San Luis Obispo to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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.

Rainfall in Reagan-National by month

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.

Temperature in Reagan-National by month

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).

Reviews of airlines servicing Reagan-National

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,782 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,605 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.
What are the cheapest airlines flying from San Luis Obispo to Washington, D.C. Reagan-National Airport round-trip?
American Airlines, at $336, was found to be the cheapest airline from San Luis Obispo to Washington, D.C. Reagan-National Airport.Alternate airlines to your destination round-trip include United Airlines and Alaska Airlines. American Airlines is currently priced 49% 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?
$169 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $259 and $268, 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, February is the cheapest month in which you can book a flight from San Luis Obispo to Washington, D.C. Reagan-National Airport (average of $278). Flying from San Luis Obispo to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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

Arlington

Alexandria

Fairfax

Tysons

Springfield

Rockville

Woodbridge

Gaithersburg

Fredericksburg

Linthicum Heights

Silver Spring

Falls Church

Laurel

Easton

Herndon

Bowie

Gettysburg

National Harbor

Oxon Hill

Reston

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

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$308	Average$699	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$338	Average$648	FlexibilityNo cancel fee	On-time71%

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$169+ 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 5/24. 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 March 25, 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 March 25, 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 March.

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?

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

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?

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

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

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 San Luis Obispo?

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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 March 25, 2025.