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Cheap flights from Santa Rosa to Washington, D.C. from $209

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to Washington, D.C. departing on 7/8. 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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0 bags

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Find the cheapest flights from Santa Rosa to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:10 am - 8:00 pm
STS
-
DCA
9h 50m
1 stop
Alaska Airlines Logo
9:30 am - 9:35 pm
DCA
-
STS
15h 05m
1 stop
$415Alaska Airlines
Tue, Sep 1 - Sat, Sep 5
Alaska Airlines Logo
5:56 pm - 6:45 pm
STS
-
IAD
21h 49m
1 stop
Alaska Airlines Logo
6:14 pm - 11:58 am
IAD
-
STS
20h 44m
1 stop
$417Alaska Airlines
Tue, Aug 4 - Tue, Aug 11
Alaska Airlines Logo
5:34 pm - 6:28 am
STS
-
BWI
9h 54m
1 stop
Alaska Airlines Logo
4:43 pm - 9:45 pm
BWI
-
STS
8h 02m
1 stop
$417Alaska Airlines
Tue, Sep 1 - Wed, Sep 2
Alaska Airlines Logo
6:26 am - 6:45 pm
STS
-
IAD
9h 19m
1 stop
Alaska Airlines Logo
7:00 am - 12:56 pm
IAD
-
STS
8h 56m
1 stop
$428Alaska Airlines
Thu, Aug 13 - Sat, Aug 22
Alaska Airlines Logo
6:13 am - 6:14 pm
STS
-
IAD
9h 01m
1 stop
Alaska Airlines Logo
7:47 pm - 9:54 am
IAD
-
STS
17h 07m
1 stop
$439Alaska Airlines
Mon, Sep 14 - Thu, Sep 17
Alaska Airlines Logo
12:01 pm - 8:00 pm
STS
-
DCA
28h 59m
1 stop
Alaska Airlines Logo
9:30 am - 6:18 pm
DCA
-
STS
11h 48m
1 stop
$439Alaska Airlines
Mon, Sep 14 - Thu, Sep 17
American Airlines Logo
12:45 pm - 11:44 pm
STS
-
BWI
7h 59m
1 stop
American Airlines Logo
5:02 am - 12:39 pm
BWI
-
STS
10h 37m
2 stops
$453American Airlines
Tue, Jun 16 - Tue, Jun 23
American Airlines Logo
12:45 pm - 11:59 pm
STS
-
DCA
8h 14m
1 stop
American Airlines Logo
6:59 am - 12:05 pm
DCA
-
STS
8h 06m
1 stop
$469American Airlines
Tue, Jun 16 - Tue, Jun 23
American Airlines Logo
12:45 pm - 11:59 pm
STS
-
DCA
8h 14m
1 stop
American Airlines Logo
5:00 am - 12:39 pm
DCA
-
STS
10h 39m
2 stops
$475American Airlines
Tue, Jun 16 - Tue, Jun 23
Southwest Logo
6:40 am - 8:15 pm
STS
-
DCA
10h 35m
2 stops
Southwest Logo
6:10 am - 1:35 pm
DCA
-
STS
10h 25m
2 stops
$486Southwest
Wed, Nov 18 - Sat, Nov 21

Alaska Airlines flights from Santa Rosa to Washington, D.C.

Our best Alaska Airlines deals on Santa Rosa to Washington, D.C. flight tickets
Alaska Airlines
Sep 1
STS7:10 amSanta Rosa Sonoma County
9h 50m
1 stop
DCA8:00 pmWashington, D.C. Reagan-National
Sep 5
DCA9:30 amWashington, D.C. Reagan-National
15h 05m
1 stop
STS9:35 pmSanta Rosa Sonoma County
$415
Alaska Airlines
Aug 4
STS5:56 pmSanta Rosa Sonoma County
21h 49m
1 stop
IAD6:45 pmWashington, D.C. Dulles Intl
Aug 11
IAD6:14 pmWashington, D.C. Dulles Intl
20h 44m
1 stop
STS11:58 amSanta Rosa Sonoma County
$417
Alaska Airlines
Aug 13
STS6:26 amSanta Rosa Sonoma County
9h 19m
1 stop
IAD6:45 pmWashington, D.C. Dulles Intl
Aug 22
IAD7:00 amWashington, D.C. Dulles Intl
8h 56m
1 stop
STS12:56 pmSanta Rosa Sonoma County
$428

Southwest flights from Santa Rosa to Washington, D.C.

Our best Southwest deals on Santa Rosa to Washington, D.C. flight tickets
Southwest
Nov 18
STS6:40 amSanta Rosa Sonoma County
10h 35m
2 stops
DCA8:15 pmWashington, D.C. Reagan-National
Nov 21
DCA6:10 amWashington, D.C. Reagan-National
10h 25m
2 stops
STS1:35 pmSanta Rosa Sonoma County
$486
Southwest
Jul 3
STS5:10 pmSanta Rosa Sonoma County
9h 25m
1 stop
BWI5:35 amBaltimore/Washington
Jul 18
BWI4:40 pmBaltimore/Washington
8h 10m
1 stop
STS9:50 pmSanta Rosa Sonoma County
$539
Southwest
Jul 3
STS5:10 pmSanta Rosa Sonoma County
9h 30m
2 stops
BWI5:40 amBaltimore/Washington
Jul 18
BWI4:40 pmBaltimore/Washington
8h 10m
1 stop
STS9:50 pmSanta Rosa Sonoma County
$544

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Washington, D.C. 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 May 22, 2026.
Use the filters below to find and compare flights from Santa Rosa to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 9/1

7:10 am-8:00 pm

1 stop9h 50m

Washington, D.C. Reagan-National

Sat 9/5

9:30 am-9:35 pm

1 stop15h 05m

$415

Santa RosaWashington, D.C.

STS - IAD

STSIAD

Santa Rosa Sonoma County

Tue 8/4

5:56 pm-6:45 pm

1 stop21h 49m

Washington, D.C. Dulles Intl

Tue 8/11

6:14 pm-11:58 am

1 stop20h 44m

$417

Santa RosaBaltimore

STS - BWI

STSBWI

Santa Rosa Sonoma County

Tue 9/1

5:34 pm-6:28 am

1 stop9h 54m

Baltimore/Washington

Wed 9/2

4:43 pm-9:45 pm

1 stop8h 02m

$417

Santa RosaWashington, D.C.

STS - IAD

STSIAD

Santa Rosa Sonoma County

Thu 8/13

6:26 am-6:45 pm

1 stop9h 19m

Washington, D.C. Dulles Intl

Sat 8/22

7:00 am-12:56 pm

1 stop8h 56m

$428

Santa RosaWashington, D.C.

STS - IAD

STSIAD

Santa Rosa Sonoma County

Mon 9/14

6:13 am-6:14 pm

1 stop9h 01m

Washington, D.C. Dulles Intl

Thu 9/17

7:47 pm-9:54 am

1 stop17h 07m

$439

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Mon 9/14

12:01 pm-8:00 pm

1 stop28h 59m

Washington, D.C. Reagan-National

Thu 9/17

9:30 am-6:18 pm

1 stop11h 48m

$439

Santa RosaBaltimore

STS - BWI

STSBWI

Santa Rosa Sonoma County

Tue 6/16

12:45 pm-11:44 pm

1 stop7h 59m

Baltimore/Washington

Tue 6/23

5:02 am-12:39 pm

2 stops10h 37m

$453
Quickest round-trip

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 6/16

12:45 pm-11:59 pm

1 stop8h 14m

Washington, D.C. Reagan-National

Tue 6/23

6:59 am-12:05 pm

1 stop8h 06m

$469

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 6/16

12:45 pm-11:59 pm

1 stop8h 14m

Washington, D.C. Reagan-National

Tue 6/23

5:00 am-12:39 pm

2 stops10h 39m

$475

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Wed 11/18

6:40 am-8:15 pm

2 stops10h 35m

Washington, D.C. Reagan-National

Sat 11/21

6:10 am-1:35 pm

2 stops10h 25m

$486

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 Santa Rosa to Washington, D.C.

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 Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Santa Rosa is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $489. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Santa Rosa to Washington, D.C. for around $713.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Santa Rosa to Washington, D.C. when you can find flight prices for as low as $487. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $563. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Santa Rosa to Washington, D.C. flights?

You could potentially save up to 3% on your flight if you consider stops on a Santa Rosa to Washington, D.C. flight.

When to book flights from Santa Rosa to Washington, D.C.

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

Cheap Santa Rosa to Washington, D.C. (STS to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to Washington, D.C.

Fastest flight time

7h 59m

Direct flights

None
The fastest flight from Santa Rosa to Washington, D.C. takes 7h 59m
There are no direct flights from Santa Rosa to Washington, D.C.. There are no popular flight routes from Santa Rosa to Washington, D.C..
Search flight deals

Frequently asked questions about flying from Santa Rosa to Washington, D.C.

  • How far is Santa Rosa Sonoma County to Washington, D.C. by plane?

    The straight-line distance from Santa Rosa Sonoma County to Washington, D.C. is 2436.2 mi. Flights usually cover this in 7h 59m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Washington, D.C.?

    Prices for flights from Santa Rosa Sonoma County Airport to Washington, D.C. are refreshed on a daily basis.

  • How many operators does momondo search for flights from Santa Rosa Sonoma County Airport to Washington, D.C.?

  • How old do you have to be to fly from Santa Rosa Sonoma County Airport to Washington, D.C.?

    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 Washington, D.C..

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

    The travel and health documents required for your trip to Washington, D.C. 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 Washington, D.C.. 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 Washington, D.C.

Compare and see reviews for airlines that fly from Santa Rosa to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $296Free CancellationRating
7.9
12,396 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
Waldorf
Woodbridge
Laurel
Gaithersburg
Colonial Beach
Fredericksburg
Silver Spring
Towson
Rockville
Manassas
Linthicum Heights
Tysons
Springfield
Bethesda
Fairfax
College Park

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Washington, D.C.?

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 Washington, D.C. from Santa Rosa.

Can I find flights from Santa Rosa to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Santa Rosa to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Santa Rosa to Washington, D.C.?

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 Santa Rosa to Washington, D.C..

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

Yes. momondo can track prices for Santa Rosa to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport