HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$173+ Cheap flights from San Luis Obispo (SBP) to Dulles Intl (IAD)

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 — IAD
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Luis Obispo to Dulles Intl with Cheapflights

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
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Luis Obispo to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Luis Obispo (SBP) to Dulles Intl (IAD). 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 21, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

March

Cheapest in

September

Round-trip from

$371
(Alaska Airlines)

One-way from

$173
(United Airlines)
Provider with most accurate pricing for San Luis Obispo County-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Luis Obispo County-Washington, D.C. Dulles Intl flights.
Search Deals
High demand for flights, 23% potential price rise
Search Deals
Best time to find cheap flights, 24% potential price drop
Search Deals
From San Luis Obispo County to Washington, D.C. Dulles Intl
Search Deals
One-way flight from San Luis Obispo County to Washington, D.C. Dulles Intl
Search Deals

Find flight deals from San Luis Obispo to Dulles Intl

Cheapest flights from San Luis Obispo to Dulles Intl
Explore the most affordable flight options available from San Luis Obispo to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Alaska Airlines deal was found by Cheapflights users on 11/20. 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 12/166:04 amSBP - IAD
1 stop7h 28mAlaska Airlines
Wed 1/296:57 pmIAD - SBP
1 stop23h 24mAlaska Airlines
Deal found 11/20$371
This American Airlines deal was found by Cheapflights users on 11/20. 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 12/164:30 pmSBP - IAD
2 stops13h 09mAmerican Airlines
Wed 1/296:22 amIAD - SBP
2 stops15h 19mAmerican Airlines
Deal found 11/20$386
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Wed 12/116:45 pmSBP - IAD
1 stop7h 23mUnited Airlines
Sat 12/147:05 pmIAD - SBP
1 stop7h 53mUnited Airlines
Deal found 11/20$436

Find flights from San Luis Obispo to Dulles Intl within your budget

Customize your flight search to find flights from San Luis Obispo to Dulles Intl 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 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Mon 12/16

6:04 am-4:32 pm

1 stop7h 28m

Washington, D.C. Dulles Intl

Wed 1/29

6:57 pm-3:21 pm

1 stop23h 24m

$371

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Mon 12/16

4:30 pm-8:39 am

2 stops13h 09m

Washington, D.C. Dulles Intl

Wed 1/29

6:22 am-6:41 pm

2 stops15h 19m

$386

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Fri 1/17

12:52 pm-11:30 pm

1 stop7h 38m

Washington, D.C. Dulles Intl

Tue 1/21

10:05 am-5:45 pm

2 stops10h 40m

$416

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Sat 1/18

5:00 am-6:43 pm

2 stops10h 43m

$173

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Thu 12/5

6:04 am-4:32 pm

1 stop7h 28m

$333

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Compare providers for flights from San Luis Obispo to Dulles Intl

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 Dulles Intl in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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. Dulles Intl 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. Dulles Intl 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. Dulles Intl 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. Dulles Intl 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. Dulles Intl 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 Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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.

Travel insights for flights from San Luis Obispo to Dulles Intl

Get recent, data-driven insights about flights from San Luis Obispo to Dulles Intl including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from San Luis Obispo to Washington, D.C. Dulles Intl Airport (average of $300). Flying from San Luis Obispo to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $376). 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.

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

Find hourly flight availability from San Luis Obispo to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 10% on flights from San Luis Obispo to Washington, D.C. Dulles Intl Airport by exploring options for tickets at noon.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl 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. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl 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 Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated November 21, 2024.
Alaska Airlines
8.0
Very good
9,458 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.2

Overall

8.0

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Alaska Airlines
8.0
Very good
9,458 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.2

Overall

8.0

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

United Airlines
7.4
Good
9,172 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.2

Overall

8.0

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,458 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.2

Overall

8.0

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Related info for your journey

Find useful and relevant information for your journey from San Luis Obispo to Dulles Intl. 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. Dulles Intl?

    San Luis Obispo County (SBP), located 3.3 mi from the city center, is the airport you fly out of when you book flights from San Luis Obispo to Washington, D.C. Dulles Intl. 2 airlines have flights from County to Washington, D.C. Dulles Intl on a regular basis. Booking flights from San Luis Obispo County to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.

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

    Currently priced at $371, Alaska Airlines will fly you from San Luis Obispo to Washington, D.C. Dulles Intl Airport and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $386 and $416, respectively. These flights start at 36% lower than the current average price 3 months from now.

  • Can I find deals for flights from San Luis Obispo to Dulles Intl that include hotel bookings?

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

  • How can I find direct flights from San Luis Obispo to Dulles Intl?

    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 Dulles Intl.

  • Can I find deals for business class flights from San Luis Obispo to Dulles Intl?

    Yes. Cheapflights offers flight deals from San Luis Obispo to Dulles Intl 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. Dulles Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from San Luis Obispo to Washington, D.C. Dulles Intl Airport (average of $300). Flying from San Luis Obispo to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $376). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Luis Obispo to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Dulles Intl flights
Los Angeles to Reagan-National flights
Los Angeles to Baltimore flights
San Francisco to Dulles Intl flights
San Francisco to Reagan-National flights
San Francisco to Baltimore flights
San Diego to Dulles Intl flights
Burbank to Baltimore flights
Ontario to Reagan-National flights
Ontario to Baltimore flights
Oakland to Baltimore flights
Ontario to Dulles Intl flights
Santa Ana to Baltimore flights
San Diego to Baltimore flights
Sacramento to Dulles Intl flights
Las Vegas to Baltimore flights
San Diego to Reagan-National flights
San Jose to Baltimore flights
Las Vegas to Dulles Intl flights
Las Vegas to Reagan-National flights
San Jose to Dulles Intl flights
San Jose to Reagan-National flights
Sacramento to Baltimore flights
Sacramento to Reagan-National flights
Santa Ana to Reagan-National flights
Santa Ana to Dulles Intl flights
Burbank to Dulles Intl flights
Palm Springs to Dulles Intl flights
Oakland to Dulles Intl flights
Burbank to Reagan-National flights
Oakland to Reagan-National flights
Fresno to Dulles Intl flights
Palm Springs to Baltimore flights
Fresno to Baltimore flights
Palm Springs to Reagan-National flights
Long Beach to Baltimore flights
Long Beach to Dulles Intl flights
Fresno to Reagan-National flights
Reno to Dulles Intl flights
Medford to Dulles Intl flights
Reno to Reagan-National flights
Monterey to Dulles Intl flights
Reno to Baltimore flights
Long Beach to Reagan-National flights
Monterey to Reagan-National flights
Santa Barbara to Reagan-National flights
Santa Barbara to Dulles Intl flights
Santa Barbara to Baltimore flights
Monterey to Baltimore flights

Top 2 airlines flying from San Luis Obispo to Dulles Intl

Discover the top 2 airlines that operate flights from San Luis Obispo to Dulles Intl. 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$257Average$507FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$396Average$620FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines