What airlines fly to District of Columbia?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to District of Columbia from San Luis Obispo according to our data. United Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 4 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Luis Obispo County to District of Columbia?

Alaska Airlines is the most popular carrier operating from San Luis Obispo County to District of Columbia

When did momondo last update prices for flights from San Luis Obispo County Airport to District of Columbia?

Prices for flights from San Luis Obispo County Airport to District of Columbia are refreshed on a daily basis.

How many operators does momondo search for flights from San Luis Obispo County Airport to District of Columbia?

There are 3 operators available for flights from San Luis Obispo County Airport to District of Columbia as of August 2026.

How old do you have to be to fly from San Luis Obispo County Airport to District of Columbia?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 District of Columbia.

What documentation or ID do you need to fly to District of Columbia?

The necessary travel and health documents for your District of Columbia 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.

$190 Cheap Flights from San Luis Obispo to District of Columbia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Luis Obispo to District of Columbia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

23h 50m1 stop San Diego

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

21h 57m1 stop San Diego

$379Alaska Airlines

Sat, Sep 5 - Sun, Sep 13

10:09 am - 11:59 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

10h 50m1 stop Seattle/Tacoma Intl

7:24 pm - 11:43 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

7h 19m1 stop San Diego

$379Alaska Airlines

Tue, Oct 20 - Sat, Oct 24

12:31 pm - 10:52 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

7h 21m1 stop Dallas/Fort Worth

6:52 am - 11:41 amIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

7h 49m1 stop Dallas/Fort Worth

$379American Airlines

Thu, Oct 1 - Sun, Oct 4

12:27 pm - 11:23 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

7h 56m1 stop Dallas/Fort Worth

7:14 am - 12:25 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

8h 11m1 stop Dallas/Fort Worth

$379American Airlines

Wed, Jan 6 - Wed, Jan 13

12:55 pm - 12:32 amSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

8h 37m1 stop Denver Intl

3:15 pm - 7:47 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

7h 32m1 stop Los Angeles

$379United Airlines

Fri, Sep 18 - Mon, Sep 21

6:55 pm - 7:25 amSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

9h 30m1 stop San Francisco

3:20 pm - 7:40 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

7h 20m1 stop Los Angeles

$379United Airlines

Thu, Dec 3 - Mon, Dec 7

12:36 pm - 11:59 pmSBP San Luis Obispo County-DCA Washington, D.C. Reagan-National

8h 23m1 stop Dallas/Fort Worth

7:00 am - 12:02 pmDCA Washington, D.C. Reagan-National-SBP San Luis Obispo County

8h 02m1 stop Phoenix Sky Harbor Intl

$379American Airlines

Thu, Dec 3 - Mon, Dec 7

7:08 am - 6:44 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

8h 36m1 stop Los Angeles

6:15 am - 11:58 amIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

8h 43m1 stop San Francisco

$379United Airlines

Fri, Nov 13 - Mon, Nov 16

10:09 am - 11:59 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

10h 50m1 stop Seattle/Tacoma Intl

7:24 pm - 11:43 pmIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

7h 19m1 stop San Diego

$411Alaska Airlines

Tue, Oct 20 - Sat, Oct 24

3:45 pm - 7:01 pmSBP San Luis Obispo County-IAD Washington, D.C. Dulles Intl

24h 16m1 stop San Diego

5:38 pm - 11:00 amIAD Washington, D.C. Dulles Intl-SBP San Luis Obispo County

20h 22m1 stop Seattle/Tacoma Intl

$434Alaska Airlines

Sun, Dec 6 - Mon, Dec 14

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Alaska Airlines flights from San Luis Obispo to District of Columbia

Our best Alaska Airlines deals on San Luis Obispo to District of Columbia flight tickets

Alaska Airlines

Oct 20

SBP10:09 amSan Luis Obispo County

10h 50m

1 stop

IAD11:59 pmWashington, D.C. Dulles Intl

Oct 24

IAD7:24 pmWashington, D.C. Dulles Intl

7h 19m

1 stop

SBP11:43 pmSan Luis Obispo County

$379

Alaska Airlines

Dec 6

SBP3:45 pmSan Luis Obispo County

24h 16m

1 stop

IAD7:01 pmWashington, D.C. Dulles Intl

Dec 14

IAD5:25 pmWashington, D.C. Dulles Intl

8h 49m

1 stop

SBP11:14 pmSan Luis Obispo County

$434

Alaska Airlines

Jan 6

SBP6:00 amSan Luis Obispo County

8h 50m

1 stop

IAD5:50 pmWashington, D.C. Dulles Intl

Jan 13

IAD6:53 pmWashington, D.C. Dulles Intl

20h 35m

2 stops

SBP12:28 pmSan Luis Obispo County

$446

United Airlines flights from San Luis Obispo to District of Columbia

Our best United Airlines deals on San Luis Obispo to District of Columbia flight tickets

United Airlines

Sep 4

SBP8:00 amSan Luis Obispo County

8h 05m

1 stop

IAD7:05 pmWashington, D.C. Dulles Intl

Sep 6

IAD2:43 pmWashington, D.C. Dulles Intl

9h 17m

1 stop

SBP9:00 pmSan Luis Obispo County

$419

United Airlines

Sep 11

SBP8:00 amSan Luis Obispo County

8h 05m

1 stop

IAD7:05 pmWashington, D.C. Dulles Intl

Sep 14

IAD5:42 pmWashington, D.C. Dulles Intl

8h 55m

1 stop

SBP11:37 pmSan Luis Obispo County

$435

United Airlines

Sep 26

SBP5:00 amSan Luis Obispo County

12h 09m

2 stops

DCA8:09 pmWashington, D.C. Reagan-National

Oct 3

DCA4:18 pmWashington, D.C. Reagan-National

7h 42m

1 stop

SBP9:00 pmSan Luis Obispo County

$444

momondo Fare Finder

Use the filters below to find and compare flights from San Luis Obispo to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San Luis ObispoWashington, D.C.

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

SBPIAD

San Luis Obispo County

Sat 9/5

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

SBPIAD

San Luis Obispo County

Tue 10/20

10:09 am-11:59 pm

1 stop10h 50m

Washington, D.C. Dulles Intl

Sat 10/24

7:24 pm-11:43 pm

1 stop7h 19m

$379

Quickest round-trip

San Luis ObispoWashington, D.C.

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

SBPIAD

San Luis Obispo County

Thu 10/1

12:31 pm-10:52 pm

1 stop7h 21m

Washington, D.C. Dulles Intl

Sun 10/4

6:52 am-11:41 am

1 stop7h 49m

$379

San Luis ObispoWashington, D.C.

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

SBPIAD

San Luis Obispo County

Wed 1/6

12:27 pm-11:23 pm

1 stop7h 56m

Washington, D.C. Dulles Intl

Wed 1/13

7:14 am-12:25 pm

1 stop8h 11m

$379

San Luis ObispoWashington, D.C.

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

SBPIAD

San Luis Obispo County

Fri 9/18

12:55 pm-12:32 am

1 stop8h 37m

Washington, D.C. Dulles Intl

Mon 9/21

3:15 pm-7:47 pm

1 stop7h 32m

$379

San Luis ObispoWashington, D.C.

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

SBPIAD

San Luis Obispo County

Thu 12/3

6:55 pm-7:25 am

1 stop9h 30m

Washington, D.C. Dulles Intl

Mon 12/7

3:20 pm-7:40 pm

1 stop7h 20m

$379

San Luis ObispoWashington, D.C.

SBP San Luis Obispo County - DCA Washington, D.C. Reagan-National

SBPDCA

San Luis Obispo County

Thu 12/3

12:36 pm-11:59 pm

1 stop8h 23m

Washington, D.C. Reagan-National

Mon 12/7

7:00 am-12:02 pm

1 stop8h 02m

$379

San Luis ObispoWashington, D.C.

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

SBPIAD

San Luis Obispo County

Fri 11/13

7:08 am-6:44 pm

1 stop8h 36m

Washington, D.C. Dulles Intl

Mon 11/16

6:15 am-11:58 am

1 stop8h 43m

$379

San Luis ObispoWashington, D.C.

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

SBPIAD

San Luis Obispo County

Tue 10/20

10:09 am-11:59 pm

1 stop10h 50m

Washington, D.C. Dulles Intl

Sat 10/24

7:24 pm-11:43 pm

1 stop7h 19m

$411

San Luis ObispoWashington, D.C.

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

SBPIAD

San Luis Obispo County

Sun 12/6

3:45 pm-7:01 pm

1 stop24h 16m

Washington, D.C. Dulles Intl

Mon 12/14

5:38 pm-11:00 am

1 stop20h 22m

$434

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 San Luis Obispo to District of Columbia

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 District of Columbia?

In general, October is the cheapest month to fly from San Luis Obispo to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $421. If you don’t want to visit District of Columbia in October, then you should wait until July to fly from San Luis Obispo, when ticket prices are also cheap, with an average price of $448.

Cheap San Luis Obispo to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Luis Obispo to District of Columbia

Best Price Found	$190
Fastest flight time	6h 41m
Direct flights	None

The best one-way flight to District of Columbia from San Luis Obispo in the past 72 hours is $190. The best round-trip flight deal from San Luis Obispo to District of Columbia found on momondo in the last 72 hours is $379.

The fastest flight from San Luis Obispo to District of Columbia takes 6h 41m

There are no direct flights from San Luis Obispo to District of Columbia. There are no popular flight routes from San Luis Obispo to District of Columbia.

Search flight deals

Frequently asked questions about flying from San Luis Obispo to District of Columbia

When did momondo last update prices for flights from San Luis Obispo County Airport to District of Columbia?
Prices for flights from San Luis Obispo County Airport to District of Columbia are refreshed on a daily basis.
How many operators does momondo search for flights from San Luis Obispo County Airport to District of Columbia?
There are 3 operators available for flights from San Luis Obispo County Airport to District of Columbia as of August 2026.
How old do you have to be to fly from San Luis Obispo County Airport to District of Columbia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The necessary travel and health documents for your District of Columbia 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.

Best airlines flying from San Luis Obispo to District of Columbia

Compare and see reviews for airlines that fly from San Luis Obispo to District of Columbia with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $264	Free Cancellation	Rating 7.4 10,106 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $336	Free Cancellation	Rating 7.9 12,811 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $361	Free Cancellation	Rating 7.1 11,946 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Luis Obispo to District of Columbia?

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 District of Columbia from San Luis Obispo.

Can I find flights from San Luis Obispo to District of Columbia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Luis Obispo to District of Columbia flights to just show those with flexible booking policies.

How can momondo help me find flights from San Luis Obispo to District of Columbia?

momondo provides multiple filters to help you find the best flight to District of Columbia from San Luis Obispo. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Luis Obispo to District of Columbia right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to District of Columbia from San Luis Obispo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.