What is the cheapest airline that flies from Washington, D.C. Dulles Intl to San Luis Obispo County?

Alaska Airlines is the most popular carrier operating from Washington, D.C. Dulles Intl to San Luis Obispo County

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.

$240 Cheap Flights from Washington, D.C. Dulles Intl Airport to San Luis Obispo in 2026/27

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:35 pm - 5:56 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

8h 21m1 stop San Francisco

5:40 pm - 5:25 amSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

8h 45m1 stop Los Angeles

$394United Airlines

Thu, Mar 4 - Mon, Mar 8

7:00 am - 12:27 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

8h 27m1 stop Los Angeles

2:15 pm - 1:06 amSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

7h 51m1 stop San Francisco

$399United Airlines

Tue, Oct 13 - Sat, Oct 17

6:53 pm - 11:34 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

7h 41m1 stop San Diego

6:00 am - 5:50 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

8h 50m1 stop San Diego

$399Alaska Airlines

Sat, Jan 30 - Wed, Feb 3

6:46 pm - 11:43 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

7h 57m1 stop San Diego

5:42 pm - 5:44 amSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

9h 02m1 stop Seattle/Tacoma Intl

$399Alaska Airlines

Wed, Nov 4 - Thu, Nov 12

4:15 pm - 10:15 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

9h 00m1 stop San Francisco

12:54 pm - 11:15 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

7h 21m1 stop Denver Intl

$399United Airlines

Fri, Oct 30 - Tue, Nov 3

10:05 am - 3:24 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

8h 19m1 stop San Francisco

7:45 am - 6:40 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

7h 55m1 stop Los Angeles

$399United Airlines

Thu, Feb 4 - Wed, Feb 10

5:30 pm - 11:35 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

9h 05m1 stop Los Angeles

2:12 pm - 1:17 amSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

8h 05m1 stop San Francisco

$399United Airlines

Fri, Feb 12 - Sun, Feb 14

7:00 am - 12:27 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

8h 27m1 stop Los Angeles

2:15 pm - 1:06 amSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

7h 51m1 stop San Francisco

$399United Airlines

Sat, Oct 17 - Mon, Oct 19

2:26 pm - 8:04 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

8h 38m1 stop San Francisco

8:00 am - 7:01 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

8h 01m1 stop San Francisco

$399United Airlines

Tue, Nov 3 - Sat, Nov 7

5:45 pm - 11:42 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

8h 57m1 stop Los Angeles

12:54 pm - 11:15 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

7h 21m1 stop Denver Intl

$399United Airlines

Wed, Oct 21 - Wed, Oct 28

Cheap last minute flights

Enter your travel dates to find the best prices.

7:00 am - 6:03 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

14h 03m1 stop Seattle/Tacoma Intl

6:03 am - 6:14 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

9h 11m1 stop San Diego

$568Alaska Airlines

Wed, Sep 23 - Sun, Sep 27

9:03 am - 6:03 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

12h 00m1 stop Seattle/Tacoma Intl

6:03 am - 11:59 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

14h 56m2 stops San Diego Seattle/Tacoma Intl

$966Alaska Airlines

Wed, Sep 23 - Sun, Sep 27

6:14 am - 12:11 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

8h 57m2 stops Charlotte Douglas Phoenix Sky Harbor Intl

6:00 am - 6:15 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

9h 15m2 stops Phoenix Sky Harbor Intl Charlotte Douglas

$1,001American Airlines

Wed, Sep 23 - Sun, Sep 27

7:47 pm - 2:44 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

21h 57m1 stop San Diego

10:18 am - 11:59 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

10h 41m1 stop Seattle/Tacoma Intl

$2,254Alaska Airlines

Tue, Sep 22 - Sat, Sep 26

7:47 pm - 2:44 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

21h 57m1 stop San Diego

3:24 pm - 6:14 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

23h 50m1 stop San Diego

$2,588Alaska Airlines

Tue, Sep 22 - Sat, Sep 26

1:00 pm - 8:55 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

10h 55m2 stops Kansas City Denver Intl

6:00 am - 4:18 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

7h 18m1 stop San Francisco

$2,629United Airlines

Tue, Sep 22 - Sat, Sep 26

3:15 pm - 10:01 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

9h 46m2 stops Chicago O'Hare Intl Los Angeles

5:00 am - 4:38 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

8h 38m2 stops Denver Intl Cincinnati Cinci./N. Kentucky

$3,551United Airlines

Tue, Sep 22 - Sat, Sep 26

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

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to San Luis Obispo flight tickets

United Airlines

Mar 4

IAD12:35 pmWashington, D.C. Dulles Intl

8h 21m

1 stop

SBP5:56 pmSan Luis Obispo County

Mar 8

SBP5:40 pmSan Luis Obispo County

8h 45m

1 stop

IAD5:25 amWashington, D.C. Dulles Intl

$394

United Airlines

Oct 30

IAD2:38 pmWashington, D.C. Dulles Intl

8h 26m

1 stop

SBP8:04 pmSan Luis Obispo County

Nov 3

SBP5:00 amSan Luis Obispo County

9h 24m

2 stops

IAD5:24 pmWashington, D.C. Dulles Intl

$404

United Airlines

Oct 6

IAD4:12 pmWashington, D.C. Dulles Intl

7h 48m

1 stop

SBP9:00 pmSan Luis Obispo County

Oct 10

SBP7:11 amSan Luis Obispo County

8h 46m

1 stop

IAD6:57 pmWashington, D.C. Dulles Intl

$479

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

Oct 21

IAD3:08 pmWashington, D.C. Dulles Intl

10h 51m

2 stops

SBP10:59 pmSan Luis Obispo County

Oct 28

SBP12:38 pmSan Luis Obispo County

7h 45m

1 stop

IAD11:23 pmWashington, D.C. Dulles Intl

$501

American Airlines

Mar 4

IAD7:14 amWashington, D.C. Dulles Intl

8h 11m

1 stop

SBP12:25 pmSan Luis Obispo County

Mar 8

SBP10:02 amSan Luis Obispo County

10h 21m

2 stops

IAD11:23 pmWashington, D.C. Dulles Intl

$530

American Airlines

Dec 16

IAD10:44 amWashington, D.C. Dulles Intl

11h 01m

2 stops

SBP6:45 pmSan Luis Obispo County

Dec 22

SBP12:39 pmSan Luis Obispo County

7h 10m

1 stop

IAD10:49 pmWashington, D.C. Dulles Intl

$533

momondo Fare Finder

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

Cheapest round-trip

Washington, D.C.San Luis Obispo

IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County

IADSBP

Washington, D.C. Dulles Intl

Thu 3/4

12:35 pm-5:56 pm

1 stop8h 21m

San Luis Obispo County

Mon 3/8

5:40 pm-5:25 am

1 stop8h 45m

$394

Washington, D.C.San Luis Obispo

IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County

IADSBP

Washington, D.C. Dulles Intl

Tue 10/13

7:00 am-12:27 pm

1 stop8h 27m

San Luis Obispo County

Sat 10/17

2:15 pm-1:06 am

1 stop7h 51m

$399

Washington, D.C.San Luis Obispo

IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County

IADSBP

Washington, D.C. Dulles Intl

Sat 1/30

6:53 pm-11:34 pm

1 stop7h 41m

San Luis Obispo County

Wed 2/3

6:00 am-5:50 pm

1 stop8h 50m

$399

Washington, D.C.San Luis Obispo

IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County

IADSBP

Washington, D.C. Dulles Intl

Wed 11/4

6:46 pm-11:43 pm

1 stop7h 57m

San Luis Obispo County

Thu 11/12

5:42 pm-5:44 am

1 stop9h 02m

$399

Washington, D.C.San Luis Obispo

IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County

IADSBP

Washington, D.C. Dulles Intl

Fri 10/30

4:15 pm-10:15 pm

1 stop9h 00m

San Luis Obispo County

Tue 11/3

12:54 pm-11:15 pm

1 stop7h 21m

$399

Quickest round-trip

Washington, D.C.San Luis Obispo

IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County

IADSBP

Washington, D.C. Dulles Intl

Thu 2/4

10:05 am-3:24 pm

1 stop8h 19m

San Luis Obispo County

Wed 2/10

7:45 am-6:40 pm

1 stop7h 55m

$399

Washington, D.C.San Luis Obispo

IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County

IADSBP

Washington, D.C. Dulles Intl

Fri 2/12

5:30 pm-11:35 pm

1 stop9h 05m

San Luis Obispo County

Sun 2/14

2:12 pm-1:17 am

1 stop8h 05m

$399

Washington, D.C.San Luis Obispo

IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County

IADSBP

Washington, D.C. Dulles Intl

Sat 10/17

7:00 am-12:27 pm

1 stop8h 27m

San Luis Obispo County

Mon 10/19

2:15 pm-1:06 am

1 stop7h 51m

$399

Washington, D.C.San Luis Obispo

IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County

IADSBP

Washington, D.C. Dulles Intl

Tue 11/3

2:26 pm-8:04 pm

1 stop8h 38m

San Luis Obispo County

Sat 11/7

8:00 am-7:01 pm

1 stop8h 01m

$399

Washington, D.C.San Luis Obispo

IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County

IADSBP

Washington, D.C. Dulles Intl

Wed 10/21

5:45 pm-11:42 pm

1 stop8h 57m

San Luis Obispo County

Wed 10/28

12:54 pm-11:15 pm

1 stop7h 21m

$399

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to San Luis Obispo?

In general, November is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to San Luis Obispo. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of January is another great option to travel to San Luis Obispo, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $0.

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

Best Price Found	$240
Fastest flight time	7h 24m
Direct flights	None

The best one-way flight to San Luis Obispo from Washington, D.C. Dulles Intl Airport in the past 72 hours is $240. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to San Luis Obispo found on momondo in the last 72 hours is $394.

The fastest flight from Washington, D.C. Dulles Intl Airport to San Luis Obispo takes 7h 24m

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

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 24m.
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?
There is 1 operator available for flights from Washington, D.C. Dulles Intl Airport to San Luis Obispo County Airport as of September 2026.
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?
Based on momondo bookings for flights between Washington, D.C. Dulles Intl Airport and San Luis Obispo, the leading airline is United Airlines, making up 100% of the total bookings.

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
United Airlines	PriceFrom $324	Free Cancellation	Rating 7.4 10,220 reviews		Search United Airlines flights

Pismo Beach

Morro Bay

Paso Robles

Cambria

San Simeon

Avila Beach

Arroyo Grande

Atascadero

Cayucos

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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Cheap flights from Washington, D.C. Dulles Intl Airport to San Luis Obispo from $240

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

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to San Luis Obispo flight tickets

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

momondo Fare Finder

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.

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

What is the cheapest month to fly to San Luis Obispo?

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to San Luis Obispo County?

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

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Traveling to a place near San Luis Obispo?

Why use momondo?

An easier way to manage your San Luis Obispo trip

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to San Luis Obispo

List of cabin classes available on flights landing in San Luis Obispo. Availability may vary depending on flight origin and airline.

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