When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to District of Columbia?

Prices for flights from Santa Rosa Sonoma County Airport to District of Columbia were last updated today.

How many operators does momondo search for flights from Santa Rosa Sonoma County Airport to District of Columbia?

There is 1 operator available for flights from Santa Rosa Sonoma County Airport to District of Columbia as of August 2026.

How old do you have to be to fly from Santa Rosa Sonoma County Airport to District of Columbia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Santa Rosa Sonoma County Airport to District of Columbia.

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

The travel and health documents required for your trip to District of Columbia 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 District of Columbia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$212 Cheap Flights from Santa Rosa to District of Columbia in 2026

Find the cheapest flights from Santa Rosa to District of Columbia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:34 pm - 5:40 amSTS Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl

9h 06m1 stop Seattle/Tacoma Intl

7:47 pm - 9:54 amIAD Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County

17h 07m1 stop San Diego

$423Alaska Airlines

Thu, Sep 17 - Sat, Sep 19

6:34 am - 9:00 pmSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

11h 26m1 stop San Diego

10:59 am - 10:57 pmDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

14h 58m1 stop San Diego

$423Alaska Airlines

Wed, Jan 27 - Sat, Jan 30

7:00 am - 8:00 pmSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

10h 00m1 stop Los Angeles

10:59 am - 10:53 pmDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

14h 54m1 stop San Diego

$423Alaska Airlines

Thu, Dec 3 - Mon, Dec 7

2:00 pm - 11:59 pmSTS Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl

30h 59m2 stops Las Vegas Harry Reid Intl Seattle/Tacoma Intl

7:02 am - 1:06 pmIAD Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County

9h 04m1 stop Seattle/Tacoma Intl

$428Alaska Airlines

Mon, Oct 26 - Thu, Oct 29

4:49 pm - 9:19 amSTS Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl

13h 30m2 stops Salt Lake City Atlanta Hartsfield-Jackson

6:00 am - 4:05 pmIAD Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County

13h 05m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$433Delta

Mon, Oct 26 - Thu, Nov 5

11:27 am - 11:47 pmSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

9h 20m2 stops Salt Lake City Minneapolis St Paul

9:40 am - 4:05 pmDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

9h 25m2 stops Detroit Metropolitan Wayne County Salt Lake City

$433Delta

Thu, Dec 3 - Mon, Dec 7

6:34 am - 5:59 pmSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

32h 25m2 stops San Diego San Francisco

10:59 am - 10:57 pmDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

14h 58m1 stop San Diego

$438Alaska Airlines

Wed, Jan 27 - Sat, Jan 30

4:40 pm - 8:30 amSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

12h 50m2 stops San Diego Chicago Midway

12:05 pm - 9:30 pmDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

12h 25m2 stops Chicago Midway San Diego

$439Southwest

Thu, Sep 10 - Tue, Sep 15

6:30 pm - 8:00 pmSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

22h 30m1 stop Los Angeles

9:30 am - 6:31 pmDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

12h 01m1 stop Los Angeles

$443Alaska Airlines

Wed, Jan 27 - Sat, Jan 30

11:21 am - 12:42 amSTS Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl

10h 21m2 stops Salt Lake City Atlanta Hartsfield-Jackson

6:13 am - 10:41 amIAD Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County

7h 28m1 stop Salt Lake City

$446Delta

Tue, Oct 27 - Fri, Oct 30

Cheap last minute flights

Enter your travel dates to find the best prices.

7:10 am - 8:00 pmSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

9h 50m1 stop Los Angeles

5:20 pm - 9:15 amDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

18h 55m1 stop Portland

$652Alaska Airlines

Tue, Sep 1 - Sat, Sep 5

6:47 pm - 6:14 pmSTS Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl

20h 27m1 stop San Diego

5:47 pm - 12:43 pmIAD Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County

21h 56m1 stop Seattle/Tacoma Intl

$657Alaska Airlines

Tue, Sep 1 - Sat, Sep 5

1:40 pm - 5:40 amSTS Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl

13h 00m2 stops Las Vegas Harry Reid Intl Seattle/Tacoma Intl

7:35 pm - 9:54 amIAD Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County

17h 19m1 stop San Diego

$728Alaska Airlines

Tue, Sep 1 - Sat, Sep 5

1:40 pm - 9:00 pmSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

28h 20m2 stops Las Vegas Harry Reid Intl San Diego

10:59 am - 4:39 pmDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

32h 40m2 stops San Diego Las Vegas Harry Reid Intl

$746Alaska Airlines

Tue, Sep 1 - Sat, Sep 5

7:10 am - 9:59 pmSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

11h 49m2 stops Los Angeles Seattle/Tacoma Intl

9:30 am - 9:35 pmDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

15h 05m1 stop Los Angeles

$774Alaska Airlines

Tue, Sep 1 - Sat, Sep 5

6:16 am - 6:14 pmSTS Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl

8h 58m1 stop San Diego

7:00 am - 12:43 pmIAD Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County

8h 43m1 stop Seattle/Tacoma Intl

$869Alaska Airlines

Mon, Aug 31 - Wed, Sep 2

12:39 pm - 11:58 pmSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

8h 19m1 stop Dallas/Fort Worth

6:59 am - 12:09 pmDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

8h 10m1 stop Dallas/Fort Worth

$1,019American Airlines

Fri, Aug 28 - Wed, Sep 2

12:39 pm - 11:58 pmSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

8h 19m1 stop Dallas/Fort Worth

5:00 am - 12:09 pmDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

10h 09m1 stop Dallas/Fort Worth

$1,019American Airlines

Fri, Aug 28 - Mon, Aug 31

5:34 pm - 5:40 amSTS Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl

9h 06m1 stop Seattle/Tacoma Intl

7:00 am - 12:43 pmIAD Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County

8h 43m1 stop Seattle/Tacoma Intl

$1,019Alaska Airlines

Fri, Aug 28 - Wed, Sep 2

12:39 pm - 11:58 pmSTS Santa Rosa Sonoma County-DCA Washington, D.C. Reagan-National

8h 19m1 stop Dallas/Fort Worth

6:59 am - 12:09 pmDCA Washington, D.C. Reagan-National-STS Santa Rosa Sonoma County

8h 10m1 stop Dallas/Fort Worth

$1,019American Airlines

Fri, Aug 28 - Tue, Sep 1

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Alaska Airlines flights from Santa Rosa to District of Columbia

Our best Alaska Airlines deals on Santa Rosa to District of Columbia flight tickets

Alaska Airlines

Sep 17

STS5:34 pmSanta Rosa Sonoma County

9h 06m

1 stop

IAD5:40 amWashington, D.C. Dulles Intl

Sep 19

IAD7:47 pmWashington, D.C. Dulles Intl

17h 07m

1 stop

STS9:54 amSanta Rosa Sonoma County

$423

Alaska Airlines

Jan 27

STS6:34 amSanta Rosa Sonoma County

32h 25m

2 stops

DCA5:59 pmWashington, D.C. Reagan-National

Jan 30

DCA10:59 amWashington, D.C. Reagan-National

14h 58m

1 stop

STS10:57 pmSanta Rosa Sonoma County

$438

Alaska Airlines

Jan 27

STS6:30 pmSanta Rosa Sonoma County

22h 30m

1 stop

DCA8:00 pmWashington, D.C. Reagan-National

Jan 30

DCA9:30 amWashington, D.C. Reagan-National

12h 01m

1 stop

STS6:31 pmSanta Rosa Sonoma County

$443

American Airlines flights from Santa Rosa to District of Columbia

Our best American Airlines deals on Santa Rosa to District of Columbia flight tickets

American Airlines

Nov 20

STS12:52 pmSanta Rosa Sonoma County

8h 07m

1 stop

DCA11:59 pmWashington, D.C. Reagan-National

Dec 1

DCA5:00 amWashington, D.C. Reagan-National

10h 22m

1 stop

STS12:22 pmSanta Rosa Sonoma County

$506

American Airlines

Nov 20

STS7:20 amSanta Rosa Sonoma County

9h 39m

2 stops

DCA7:59 pmWashington, D.C. Reagan-National

Dec 1

DCA5:00 amWashington, D.C. Reagan-National

10h 22m

1 stop

STS12:22 pmSanta Rosa Sonoma County

$549

American Airlines

Sep 19

STS1:08 pmSanta Rosa Sonoma County

14h 52m

1 stop

DCA7:00 amWashington, D.C. Reagan-National

Sep 26

DCA7:30 amWashington, D.C. Reagan-National

11h 20m

1 stop

STS3:50 pmSanta Rosa Sonoma County

$555

momondo Fare Finder

Use the filters below to find and compare flights from Santa Rosa to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa RosaWashington, D.C.

STS Santa Rosa Sonoma County - IAD Washington, D.C. Dulles Intl

STSIAD

Santa Rosa Sonoma County

Thu 9/17

5:34 pm-5:40 am

1 stop9h 06m

Washington, D.C. Dulles Intl

Sat 9/19

7:47 pm-9:54 am

1 stop17h 07m

$423

Santa RosaWashington, D.C.

STS Santa Rosa Sonoma County - DCA Washington, D.C. Reagan-National

STSDCA

Santa Rosa Sonoma County

Wed 1/27

6:34 am-9:00 pm

1 stop11h 26m

Washington, D.C. Reagan-National

Sat 1/30

10:59 am-10:57 pm

1 stop14h 58m

$423

Santa RosaWashington, D.C.

STS Santa Rosa Sonoma County - DCA Washington, D.C. Reagan-National

STSDCA

Santa Rosa Sonoma County

Thu 12/3

7:00 am-8:00 pm

1 stop10h 00m

Washington, D.C. Reagan-National

Mon 12/7

10:59 am-10:53 pm

1 stop14h 54m

$423

Santa RosaWashington, D.C.

STS Santa Rosa Sonoma County - IAD Washington, D.C. Dulles Intl

STSIAD

Santa Rosa Sonoma County

Mon 10/26

2:00 pm-11:59 pm

2 stops30h 59m

Washington, D.C. Dulles Intl

Thu 10/29

7:02 am-1:06 pm

1 stop9h 04m

$428

Santa RosaWashington, D.C.

STS Santa Rosa Sonoma County - IAD Washington, D.C. Dulles Intl

STSIAD

Santa Rosa Sonoma County

Mon 10/26

4:49 pm-9:19 am

2 stops13h 30m

Washington, D.C. Dulles Intl

Thu 11/5

6:00 am-4:05 pm

2 stops13h 05m

$433

Santa RosaWashington, D.C.

STS Santa Rosa Sonoma County - DCA Washington, D.C. Reagan-National

STSDCA

Santa Rosa Sonoma County

Thu 12/3

11:27 am-11:47 pm

2 stops9h 20m

Washington, D.C. Reagan-National

Mon 12/7

9:40 am-4:05 pm

2 stops9h 25m

$433

Santa RosaWashington, D.C.

STS Santa Rosa Sonoma County - DCA Washington, D.C. Reagan-National

STSDCA

Santa Rosa Sonoma County

Wed 1/27

6:34 am-5:59 pm

2 stops32h 25m

Washington, D.C. Reagan-National

Sat 1/30

10:59 am-10:57 pm

1 stop14h 58m

$438

Santa RosaWashington, D.C.

STS Santa Rosa Sonoma County - DCA Washington, D.C. Reagan-National

STSDCA

Santa Rosa Sonoma County

Thu 9/10

4:40 pm-8:30 am

2 stops12h 50m

Washington, D.C. Reagan-National

Tue 9/15

12:05 pm-9:30 pm

2 stops12h 25m

$439

Santa RosaWashington, D.C.

STS Santa Rosa Sonoma County - DCA Washington, D.C. Reagan-National

STSDCA

Santa Rosa Sonoma County

Wed 1/27

6:30 pm-8:00 pm

1 stop22h 30m

Washington, D.C. Reagan-National

Sat 1/30

9:30 am-6:31 pm

1 stop12h 01m

$443

Quickest round-trip

Santa RosaWashington, D.C.

STS Santa Rosa Sonoma County - IAD Washington, D.C. Dulles Intl

STSIAD

Santa Rosa Sonoma County

Tue 10/27

11:21 am-12:42 am

2 stops10h 21m

Washington, D.C. Dulles Intl

Fri 10/30

6:13 am-10:41 am

1 stop7h 28m

$446

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 Santa Rosa 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

What is the cheapest airline that flies from Santa Rosa Sonoma County to District of Columbia?

Delta, Alaska Airlines, and Southwest are the most popular carriers operating from Santa Rosa Sonoma County to District of Columbia

What airlines fly to District of Columbia?

United Airlines, Alaska Airlines and Southwest are the top three most popular airlines that fly to District of Columbia from Santa Rosa according to our data. United Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 8 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

Cheap Santa Rosa to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to District of Columbia

Best Price Found	$212
Fastest flight time	8h 16m
Direct flights	None

The best one-way flight to District of Columbia from Santa Rosa in the past 72 hours is $212. The best round-trip flight deal from Santa Rosa to District of Columbia found on momondo in the last 72 hours is $423.

The fastest flight from Santa Rosa to District of Columbia takes 8h 16m

There are no direct flights from Santa Rosa to District of Columbia. There are no popular flight routes from Santa Rosa to District of Columbia.

Search flight deals

Frequently asked questions about flying from Santa Rosa to District of Columbia

When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to District of Columbia?
Prices for flights from Santa Rosa Sonoma County Airport to District of Columbia were last updated today.
How many operators does momondo search for flights from Santa Rosa Sonoma County Airport to District of Columbia?
There is 1 operator available for flights from Santa Rosa Sonoma County Airport to District of Columbia as of August 2026.
How old do you have to be to fly from Santa Rosa Sonoma County Airport to District of Columbia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Santa Rosa Sonoma County Airport to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The travel and health documents required for your trip to District of Columbia 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 District of Columbia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Santa Rosa to District of Columbia

Compare and see reviews for airlines that fly from Santa Rosa to District of Columbia with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $296	Free Cancellation	Rating 7.9 12,847 reviews		Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to District of Columbia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Santa Rosa to District of Columbia. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Santa Rosa to District of Columbia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to District of Columbia from Santa Rosa with this policy.

How can momondo help me find flights from Santa Rosa to District of Columbia?

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

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

If you are simply researching potential flights to District of Columbia, momondo offers a useful price alert feature which will track prices for flights to District of Columbia from Santa Rosa and alert you when they change.