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Cheap flights from San Luis Obispo to Washington, D.C. from $185

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Luis Obispo to Washington, D.C. departing on 7/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Luis Obispo to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:28 pm - 10:43 pm
SBP
-
IAD
7h 15m
1 stop
American Airlines Logo
6:00 am - 11:39 am
IAD
-
SBP
8h 39m
1 stop
$369American Airlines
Mon, Dec 7 - Wed, Dec 16
Alaska Airlines Logo
3:24 pm - 6:14 pm
SBP
-
IAD
23h 50m
1 stop
Alaska Airlines Logo
7:47 pm - 2:44 pm
IAD
-
SBP
21h 57m
1 stop
$379Alaska Airlines
Fri, Sep 11 - Sun, Sep 13
Alaska Airlines Logo
6:04 am - 6:45 pm
SBP
-
IAD
9h 41m
1 stop
Alaska Airlines Logo
7:53 pm - 5:17 pm
IAD
-
SBP
24h 24m
1 stop
$409Alaska Airlines
Fri, Jul 10 - Mon, Jul 13
Alaska Airlines Logo
6:04 am - 6:45 pm
SBP
-
IAD
9h 41m
1 stop
Alaska Airlines Logo
7:53 pm - 5:17 pm
IAD
-
SBP
24h 24m
1 stop
$419Alaska Airlines
Fri, Jul 10 - Mon, Jul 13
Alaska Airlines Logo
6:00 am - 5:40 am
SBP
-
IAD
20h 40m
2 stops
Alaska Airlines Logo
7:47 pm - 2:44 pm
IAD
-
SBP
21h 57m
1 stop
$431Alaska Airlines
Wed, Sep 16 - Sun, Sep 20
United Airlines Logo
8:28 pm - 7:30 am
SBP
-
IAD
8h 02m
1 stop
United Airlines Logo
6:30 am - 11:38 am
IAD
-
SBP
8h 08m
1 stop
$440United Airlines
Fri, Jun 26 - Mon, Jun 29
American Airlines Logo
12:28 pm - 10:43 pm
SBP
-
IAD
7h 15m
1 stop
American Airlines Logo
6:00 am - 11:39 am
IAD
-
SBP
8h 39m
1 stop
$447American Airlines
Sun, Dec 6 - Mon, Dec 14
Alaska Airlines Logo
6:07 am - 7:01 pm
SBP
-
IAD
9h 54m
1 stop
Alaska Airlines Logo
5:25 pm - 11:14 pm
IAD
-
SBP
8h 49m
1 stop
$449Alaska Airlines
Tue, Nov 24 - Wed, Dec 2
American Airlines Logo
12:28 pm - 10:43 pm
SBP
-
IAD
7h 15m
1 stop
American Airlines Logo
6:00 am - 11:39 am
IAD
-
SBP
8h 39m
1 stop
$452American Airlines
Sun, Dec 6 - Mon, Dec 14
Alaska Airlines Logo
6:04 am - 6:45 pm
SBP
-
IAD
9h 41m
1 stop
Alaska Airlines Logo
7:53 pm - 5:17 pm
IAD
-
SBP
24h 24m
1 stop
$459Alaska Airlines
Fri, Jul 10 - Mon, Jul 13

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United Airlines flights from San Luis Obispo to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on San Luis Obispo to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Jun 26
SBP8:28 pmSan Luis Obispo County
8h 02m
1 stop
IAD7:30 amWashington, D.C. Dulles Intl
Jun 29
IAD6:30 amWashington, D.C. Dulles Intl
8h 08m
1 stop
SBP11:38 amSan Luis Obispo County
$440
United Airlines
Nov 23
SBP6:55 pmSan Luis Obispo County
8h 05m
1 stop
IAD6:00 amWashington, D.C. Dulles Intl
Dec 4
IAD4:10 pmWashington, D.C. Dulles Intl
11h 07m
1 stop
SBP12:17 amSan Luis Obispo County
$479
United Airlines
Sep 9
SBP6:45 pmSan Luis Obispo County
9h 50m
1 stop
IAD7:35 amWashington, D.C. Dulles Intl
Sep 17
IAD6:42 amWashington, D.C. Dulles Intl
8h 11m
1 stop
SBP11:53 amSan Luis Obispo County
$489

Alaska Airlines flights from San Luis Obispo to Washington, D.C. Dulles Intl Airport

Our best Alaska Airlines deals on San Luis Obispo to Washington, D.C. Dulles Intl Airport flight tickets
Alaska Airlines
Sep 11
SBP3:24 pmSan Luis Obispo County
23h 50m
1 stop
IAD6:14 pmWashington, D.C. Dulles Intl
Sep 13
IAD7:47 pmWashington, D.C. Dulles Intl
21h 57m
1 stop
SBP2:44 pmSan Luis Obispo County
$379
Alaska Airlines
Jul 10
SBP6:04 amSan Luis Obispo County
9h 41m
1 stop
IAD6:45 pmWashington, D.C. Dulles Intl
Jul 13
IAD7:53 pmWashington, D.C. Dulles Intl
24h 24m
1 stop
SBP5:17 pmSan Luis Obispo County
$409
Alaska Airlines
Jul 10
SBP6:04 amSan Luis Obispo County
9h 41m
1 stop
IAD6:45 pmWashington, D.C. Dulles Intl
Jul 13
IAD7:53 pmWashington, D.C. Dulles Intl
24h 24m
1 stop
SBP5:17 pmSan Luis Obispo County
$419

momondo Fare Finder

 
Customize your flight search to find flights from San Luis Obispo to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated June 13, 2026.
Use the filters below to find and compare flights from San Luis Obispo to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Mon 12/7

12:28 pm-10:43 pm

1 stop7h 15m

Washington, D.C. Dulles Intl

Wed 12/16

6:00 am-11:39 am

1 stop8h 39m

$369

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Fri 9/11

3:24 pm-6:14 pm

1 stop23h 50m

Washington, D.C. Dulles Intl

Sun 9/13

7:47 pm-2:44 pm

1 stop21h 57m

$379

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Fri 7/10

6:04 am-6:45 pm

1 stop9h 41m

Washington, D.C. Dulles Intl

Mon 7/13

7:53 pm-5:17 pm

1 stop24h 24m

$409

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Fri 7/10

6:04 am-6:45 pm

1 stop9h 41m

Washington, D.C. Dulles Intl

Mon 7/13

7:53 pm-5:17 pm

1 stop24h 24m

$419

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Wed 9/16

6:00 am-5:40 am

2 stops20h 40m

Washington, D.C. Dulles Intl

Sun 9/20

7:47 pm-2:44 pm

1 stop21h 57m

$431

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Fri 6/26

8:28 pm-7:30 am

1 stop8h 02m

Washington, D.C. Dulles Intl

Mon 6/29

6:30 am-11:38 am

1 stop8h 08m

$440

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Sun 12/6

12:28 pm-10:43 pm

1 stop7h 15m

Washington, D.C. Dulles Intl

Mon 12/14

6:00 am-11:39 am

1 stop8h 39m

$447

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Tue 11/24

6:07 am-7:01 pm

1 stop9h 54m

Washington, D.C. Dulles Intl

Wed 12/2

5:25 pm-11:14 pm

1 stop8h 49m

$449

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Sun 12/6

12:28 pm-10:43 pm

1 stop7h 15m

Washington, D.C. Dulles Intl

Mon 12/14

6:00 am-11:39 am

1 stop8h 39m

$452

San Luis ObispoWashington, D.C.

SBP - IAD

SBPIAD

San Luis Obispo County

Fri 7/10

6:04 am-6:45 pm

1 stop9h 41m

Washington, D.C. Dulles Intl

Mon 7/13

7:53 pm-5:17 pm

1 stop24h 24m

$459

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from San Luis Obispo to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Luis Obispo and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, September is the cheapest month to fly from San Luis Obispo to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $0.

When to book flights from San Luis Obispo to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Luis Obispo to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Luis Obispo to Washington, D.C. Dulles Intl Airport (SBP to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Luis Obispo to Washington, D.C. Dulles Intl Airport

Fastest flight time

7h 15m

Direct flights

None
The fastest flight from San Luis Obispo to Washington, D.C. Dulles Intl Airport takes 7h 15m
There are no direct flights from San Luis Obispo to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from San Luis Obispo to Washington, D.C. Dulles Intl Airport.
Search flight deals

Frequently asked questions about flying from San Luis Obispo to Washington, D.C. Dulles Intl Airport

  • How far is San Luis Obispo County to Washington, D.C. Dulles Intl by plane?

    A flight from San Luis Obispo County to Washington, D.C. Dulles Intl will travel around 2370.3 mi. A reasonable flight in good conditions will take 7h 15m.

  • When did momondo last update prices for flights from San Luis Obispo County Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from San Luis Obispo County Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How many operators does momondo search for flights from San Luis Obispo County Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from San Luis Obispo County Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Luis Obispo County Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Luis Obispo to Washington, D.C. Dulles Intl Airport?

Best airlines flying from San Luis Obispo to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from San Luis Obispo to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $264Free CancellationRating
7.4
9,816 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $336Free CancellationRating
7.9
12,502 reviews
Search Alaska Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Laurel
Gaithersburg
Fredericksburg
Colonial Beach
Rockville
Silver Spring
Linthicum Heights
Towson
Manassas
Sterling
Tysons
Springfield
Fairfax

Why use momondo?

Why should I use momondo to find a flight deal from San Luis Obispo to Washington, D.C.?

It is quick and easy to find San Luis Obispo to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from San Luis Obispo to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from San Luis Obispo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Luis Obispo to Washington, D.C.?

Once you have performed a search for San Luis Obispo to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Luis Obispo to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Luis Obispo to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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