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Cheap flights from Washington, D.C. Dulles Intl Airport to San Luis Obispo from $140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to San Luis Obispo departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to San Luis Obispo

Cheap round-trip flights

Alaska Airlines Logo
5:42 pm - 10:41 pmIAD-SBP
7h 59m1 stop
Alaska Airlines Logo
2:19 pm - 4:42 pmSBP-IAD
23h 23m1 stop
$355Alaska Airlines
Find Deal
Sat, Oct 18 - Tue, Oct 21
American Airlines Logo
6:05 am - 11:46 amIAD-SBP
8h 41m1 stop
American Airlines Logo
4:38 pm - 8:41 amSBP-IAD
13h 03m2 stops
$360American Airlines
Find Deal
Wed, Dec 31 - Wed, Jan 7
American Airlines Logo
6:11 am - 11:37 amIAD-SBP
8h 26m1 stop
American Airlines Logo
12:27 pm - 10:51 pmSBP-IAD
7h 24m1 stop
$362American Airlines
Find Deal
Wed, Oct 22 - Sat, Oct 25
American Airlines Logo
6:11 am - 11:37 amIAD-SBP
8h 26m1 stop
American Airlines Logo
12:28 pm - 10:33 pmSBP-IAD
7h 05m1 stop
$369American Airlines
Find Deal
Sat, Nov 1 - Tue, Nov 4
American Airlines Logo
6:34 am - 4:06 pmIAD-SBP
12h 32m2 stops
American Airlines Logo
12:27 pm - 10:51 pmSBP-IAD
7h 24m1 stop
$374American Airlines
Find Deal
Sat, Oct 18 - Tue, Oct 21
Alaska Airlines Logo
6:35 pm - 11:35 pmIAD-SBP
8h 00m1 stop
Alaska Airlines Logo
3:55 pm - 6:13 amSBP-IAD
11h 18m1 stop
$381Alaska Airlines
Find Deal
Wed, Dec 24 - Thu, Jan 1
Hawaiian Airlines Logo
5:51 pm - 11:07 pmIAD-SBP
8h 16m1 stop
Hawaiian Airlines Logo
6:00 am - 5:25 pmSBP-IAD
8h 25m1 stop
$402Hawaiian Airlines
Find Deal
Mon, Mar 9 - Tue, Mar 10
United Airlines Logo
7:22 pm - 11:43 pmIAD-SBP
7h 21m1 stop
United Airlines Logo
6:22 pm - 5:36 amSBP-IAD
8h 14m1 stop
$403United Airlines
Find Deal
Fri, Oct 10 - Tue, Oct 14
Hawaiian Airlines Logo
9:00 am - 5:37 pmIAD-SBP
11h 37m1 stop
Hawaiian Airlines Logo
7:50 pm - 7:33 amSBP-IAD
8h 43m1 stop
$436Hawaiian Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
United Airlines Logo
6:30 am - 12:16 pmIAD-SBP
8h 46m1 stop
United Airlines Logo
6:22 pm - 7:02 amSBP-IAD
9h 40m1 stop
$437United Airlines
Find Deal
Thu, Oct 9 - Mon, Oct 13

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

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to San Luis Obispo flight tickets
American Airlines
Dec 31
IAD6:05 amWashington, D.C. Dulles Intl
8h 41m
1 stop
SBP11:46 amSan Luis Obispo County
Jan 7
SBP4:38 pmSan Luis Obispo County
13h 03m
2 stops
IAD8:41 amWashington, D.C. Dulles Intl
$360
Find similar
American Airlines
Oct 22
IAD6:11 amWashington, D.C. Dulles Intl
8h 26m
1 stop
SBP11:37 amSan Luis Obispo County
Oct 25
SBP12:27 pmSan Luis Obispo County
7h 24m
1 stop
IAD10:51 pmWashington, D.C. Dulles Intl
$362
Find similar
American Airlines
Nov 1
IAD6:11 amWashington, D.C. Dulles Intl
8h 26m
1 stop
SBP11:37 amSan Luis Obispo County
Nov 4
SBP12:28 pmSan Luis Obispo County
7h 05m
1 stop
IAD10:33 pmWashington, D.C. Dulles Intl
$369
Find similar

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

Our best Alaska Airlines deals on Washington, D.C. Dulles Intl Airport to San Luis Obispo flight tickets
Alaska Airlines
Oct 18
IAD5:42 pmWashington, D.C. Dulles Intl
7h 59m
1 stop
SBP10:41 pmSan Luis Obispo County
Oct 21
SBP2:19 pmSan Luis Obispo County
23h 23m
1 stop
IAD4:42 pmWashington, D.C. Dulles Intl
$355
Find similar
Alaska Airlines
Dec 24
IAD6:35 pmWashington, D.C. Dulles Intl
8h 00m
1 stop
SBP11:35 pmSan Luis Obispo County
Jan 1
SBP3:55 pmSan Luis Obispo County
11h 18m
1 stop
IAD6:13 amWashington, D.C. Dulles Intl
$381
Find similar
Alaska Airlines
Oct 2
IAD5:52 pmWashington, D.C. Dulles Intl
22h 40m
1 stop
SBP1:32 pmSan Luis Obispo County
Oct 6
SBP7:50 pmSan Luis Obispo County
8h 43m
1 stop
IAD7:33 amWashington, D.C. Dulles Intl
$394
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to San Luis Obispo 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 September 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to San Luis Obispo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.San Luis Obispo

IAD - SBP

IADSBP

Washington, D.C. Dulles Intl

Sat 10/18

5:42 pm-10:41 pm

1 stop7h 59m

San Luis Obispo County

Tue 10/21

2:19 pm-4:42 pm

1 stop23h 23m

$355

Washington, D.C.San Luis Obispo

IAD - SBP

IADSBP

Washington, D.C. Dulles Intl

Wed 12/31

6:05 am-11:46 am

1 stop8h 41m

San Luis Obispo County

Wed 1/7

4:38 pm-8:41 am

2 stops13h 03m

$360

Washington, D.C.San Luis Obispo

IAD - SBP

IADSBP

Washington, D.C. Dulles Intl

Wed 10/22

6:11 am-11:37 am

1 stop8h 26m

San Luis Obispo County

Sat 10/25

12:27 pm-10:51 pm

1 stop7h 24m

$362

Washington, D.C.San Luis Obispo

IAD - SBP

IADSBP

Washington, D.C. Dulles Intl

Sat 11/1

6:11 am-11:37 am

1 stop8h 26m

San Luis Obispo County

Tue 11/4

12:28 pm-10:33 pm

1 stop7h 05m

$369

Washington, D.C.San Luis Obispo

IAD - SBP

IADSBP

Washington, D.C. Dulles Intl

Sat 10/18

6:34 am-4:06 pm

2 stops12h 32m

San Luis Obispo County

Tue 10/21

12:27 pm-10:51 pm

1 stop7h 24m

$374

Washington, D.C.San Luis Obispo

IAD - SBP

IADSBP

Washington, D.C. Dulles Intl

Wed 12/24

6:35 pm-11:35 pm

1 stop8h 00m

San Luis Obispo County

Thu 1/1

3:55 pm-6:13 am

1 stop11h 18m

$381

Washington, D.C.San Luis Obispo

IAD - SBP

IADSBP

Washington, D.C. Dulles Intl

Mon 3/9

5:51 pm-11:07 pm

1 stop8h 16m

San Luis Obispo County

Tue 3/10

6:00 am-5:25 pm

1 stop8h 25m

$402

Washington, D.C.San Luis Obispo

IAD - SBP

IADSBP

Washington, D.C. Dulles Intl

Fri 10/10

7:22 pm-11:43 pm

1 stop7h 21m

San Luis Obispo County

Tue 10/14

6:22 pm-5:36 am

1 stop8h 14m

$403

Washington, D.C.San Luis Obispo

IAD - SBP

IADSBP

Washington, D.C. Dulles Intl

Thu 10/2

9:00 am-5:37 pm

1 stop11h 37m

San Luis Obispo County

Mon 10/6

7:50 pm-7:33 am

1 stop8h 43m

$436

Washington, D.C.San Luis Obispo

IAD - SBP

IADSBP

Washington, D.C. Dulles Intl

Thu 10/9

6:30 am-12:16 pm

1 stop8h 46m

San Luis Obispo County

Mon 10/13

6:22 pm-7:02 am

1 stop9h 40m

$437

Flights are sorted by cheapest round-trip flights first.

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See travel insights to San Luis Obispo from

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

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 cheapest day to depart on your flight to San Luis Obispo?

On average, the least expensive day to fly to San Luis Obispo from Washington, D.C. Dulles Intl Airport is on a Saturday. momondo users have found tickets for Saturday departures for as low as $465. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Dulles Intl Airport to San Luis Obispo for around $685.

What is the cheapest time of day to depart on your flight to San Luis Obispo?

Flying to San Luis Obispo from Washington, D.C. Dulles Intl Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $516 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $585 on average. Flights to San Luis Obispo from Washington, D.C. Dulles Intl Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

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

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

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to San Luis Obispo. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to San Luis Obispo.
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  • How far is Washington, D.C. Dulles Intl to San Luis Obispo County by plane?

    The distance between Washington, D.C. Dulles Intl and San Luis Obispo County is about 2370.3 mi. In terms of flight time, this usually takes a little over 7h 21m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to San Luis Obispo County Airport.

  • What documentation or ID do you need to fly to San Luis Obispo County Airport?

    The travel and health documents required for your trip to San Luis Obispo County Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Luis Obispo County Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to San Luis Obispo with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $322Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $424Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights

Traveling to a place near San Luis Obispo?

Book flights to San Luis Obispo if you plan to visit one of these locations
Pismo Beach
Morro Bay
Cambria
Paso Robles
Avila Beach
San Simeon
Cayucos
Arroyo Grande
Atascadero
Grover Beach

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Luis Obispo from Washington, D.C..

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to San Luis Obispo.

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

If you are not ready to book a flight from Washington, D.C. to San Luis Obispo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Luis Obispo and let you know when they change.

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