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Cheap flights from Santa Rosa to Washington, D.C. from $169

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 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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
1:13 pm - 5:50 am
STS
-
IAD
13h 37m
1 stop
Alaska Airlines Logo
6:47 pm - 10:58 am
IAD
-
STS
19h 11m
1 stop
$370Alaska Airlines
Wed, Apr 22 - Sun, Apr 26
Alaska Airlines Logo
6:53 pm - 5:40 am
STS
-
IAD
7h 47m
1 stop
Alaska Airlines Logo
6:47 pm - 10:58 am
IAD
-
STS
19h 11m
1 stop
$377Alaska Airlines
Wed, Apr 15 - Tue, Apr 28
Alaska Airlines Logo
6:53 pm - 5:40 am
STS
-
IAD
7h 47m
1 stop
Alaska Airlines Logo
6:47 pm - 11:27 pm
IAD
-
STS
31h 40m
1 stop
$385Alaska Airlines
Tue, Apr 21 - Sat, Apr 25
Alaska Airlines Logo
10:01 am - 5:50 am
STS
-
IAD
16h 49m
2 stops
Alaska Airlines Logo
6:47 pm - 10:58 am
IAD
-
STS
19h 11m
1 stop
$403Alaska Airlines
Wed, Apr 22 - Sun, Apr 26
Alaska Airlines Logo
7:10 pm - 8:00 pm
STS
-
DCA
21h 50m
1 stop
Alaska Airlines Logo
9:59 am - 11:59 pm
DCA
-
STS
17h 00m
1 stop
$403Alaska Airlines
Tue, Apr 28 - Wed, May 6
Alaska Airlines Logo
7:00 am - 9:00 pm
STS
-
DCA
11h 00m
1 stop
Alaska Airlines Logo
8:59 am - 6:06 pm
DCA
-
STS
12h 07m
2 stops
$404Alaska Airlines
Wed, Apr 15 - Tue, Apr 28
Alaska Airlines Logo
6:53 pm - 5:40 am
STS
-
IAD
7h 47m
1 stop
Alaska Airlines Logo
6:22 pm - 11:13 pm
IAD
-
STS
31h 51m
1 stop
$405Alaska Airlines
Tue, Apr 14 - Thu, Apr 16
Alaska Airlines Logo
6:53 pm - 12:09 am
STS
-
IAD
26h 16m
1 stop
Alaska Airlines Logo
7:10 am - 2:20 pm
IAD
-
STS
34h 10m
2 stops
$414Alaska Airlines
Tue, Apr 21 - Mon, Apr 27
Southwest Logo
4:35 pm - 5:40 am
STS
-
BWI
10h 05m
2 stops
Southwest Logo
8:50 am - 3:55 pm
BWI
-
STS
10h 05m
1 stop
$442Southwest
Wed, Apr 15 - Tue, Apr 28
Southwest Logo
4:35 pm - 5:40 am
STS
-
BWI
10h 05m
2 stops
Southwest Logo
9:05 am - 3:55 pm
BWI
-
STS
9h 50m
2 stops
$447Southwest
Wed, Apr 15 - Tue, Apr 28

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

Our best American Airlines deals on Santa Rosa to Washington, D.C. flight tickets
American Airlines
Jun 20
STS12:45 pmSanta Rosa Sonoma County
8h 14m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
Jun 27
DCA5:00 amWashington, D.C. Reagan-National
10h 05m
1 stop
STS12:05 pmSanta Rosa Sonoma County
$539
American Airlines
Aug 1
STS12:43 pmSanta Rosa Sonoma County
8h 16m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
Aug 4
DCA5:00 amWashington, D.C. Reagan-National
10h 25m
2 stops
STS12:25 pmSanta Rosa Sonoma County
$544
American Airlines
Sep 8
STS4:17 pmSanta Rosa Sonoma County
13h 15m
2 stops
BWI8:32 amBaltimore/Washington
Sep 15
BWI7:26 amBaltimore/Washington
11h 21m
2 stops
STS3:47 pmSanta Rosa Sonoma County
$550

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
Apr 21
STS6:53 pmSanta Rosa Sonoma County
7h 47m
1 stop
IAD5:40 amWashington, D.C. Dulles Intl
Apr 25
IAD7:10 amWashington, D.C. Dulles Intl
18h 47m
1 stop
STS10:57 pmSanta Rosa Sonoma County
$345
Alaska Airlines
Apr 22
STS1:13 pmSanta Rosa Sonoma County
13h 37m
1 stop
IAD5:50 amWashington, D.C. Dulles Intl
Apr 26
IAD6:47 pmWashington, D.C. Dulles Intl
19h 11m
1 stop
STS10:58 amSanta Rosa Sonoma County
$370
Alaska Airlines
Apr 15
STS6:53 pmSanta Rosa Sonoma County
7h 47m
1 stop
IAD5:40 amWashington, D.C. Dulles Intl
Apr 28
IAD6:47 pmWashington, D.C. Dulles Intl
19h 11m
1 stop
STS10:58 amSanta Rosa Sonoma County
$377

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 March 18, 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 - IAD

STSIAD

Santa Rosa Sonoma County

Wed 4/22

1:13 pm-5:50 am

1 stop13h 37m

Washington, D.C. Dulles Intl

Sun 4/26

6:47 pm-10:58 am

1 stop19h 11m

$370

Santa RosaWashington, D.C.

STS - IAD

STSIAD

Santa Rosa Sonoma County

Wed 4/15

6:53 pm-5:40 am

1 stop7h 47m

Washington, D.C. Dulles Intl

Tue 4/28

6:47 pm-10:58 am

1 stop19h 11m

$377

Santa RosaWashington, D.C.

STS - IAD

STSIAD

Santa Rosa Sonoma County

Tue 4/21

6:53 pm-5:40 am

1 stop7h 47m

Washington, D.C. Dulles Intl

Sat 4/25

6:47 pm-11:27 pm

1 stop31h 40m

$385

Santa RosaWashington, D.C.

STS - IAD

STSIAD

Santa Rosa Sonoma County

Wed 4/22

10:01 am-5:50 am

2 stops16h 49m

Washington, D.C. Dulles Intl

Sun 4/26

6:47 pm-10:58 am

1 stop19h 11m

$403

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 4/28

7:10 pm-8:00 pm

1 stop21h 50m

Washington, D.C. Reagan-National

Wed 5/6

9:59 am-11:59 pm

1 stop17h 00m

$403

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Wed 4/15

7:00 am-9:00 pm

1 stop11h 00m

Washington, D.C. Reagan-National

Tue 4/28

8:59 am-6:06 pm

2 stops12h 07m

$404

Santa RosaWashington, D.C.

STS - IAD

STSIAD

Santa Rosa Sonoma County

Tue 4/14

6:53 pm-5:40 am

1 stop7h 47m

Washington, D.C. Dulles Intl

Thu 4/16

6:22 pm-11:13 pm

1 stop31h 51m

$405

Santa RosaWashington, D.C.

STS - IAD

STSIAD

Santa Rosa Sonoma County

Tue 4/21

6:53 pm-12:09 am

1 stop26h 16m

Washington, D.C. Dulles Intl

Mon 4/27

7:10 am-2:20 pm

2 stops34h 10m

$414

Santa RosaBaltimore

STS - BWI

STSBWI

Santa Rosa Sonoma County

Wed 4/15

4:35 pm-5:40 am

2 stops10h 05m

Baltimore/Washington

Tue 4/28

8:50 am-3:55 pm

1 stop10h 05m

$442
Quickest round-trip

Santa RosaBaltimore

STS - BWI

STSBWI

Santa Rosa Sonoma County

Wed 4/15

4:35 pm-5:40 am

2 stops10h 05m

Baltimore/Washington

Tue 4/28

9:05 am-3:55 pm

2 stops9h 50m

$447

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 $469. 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 $653.

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 $461. 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 $531. 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 24% 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 41m

Direct flights

None
The fastest flight from Santa Rosa to Washington, D.C. takes 7h 41m
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

  • 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 41m, 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.

  • What is the most popular airline from Santa Rosa to Washington, D.C.?

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
12,062 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
Colonial Beach
Laurel
Towson
Gaithersburg
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Springfield
Linthicum Heights
Bethesda
Fairfax
Reston

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