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Cheap flights from Santa Rosa to Washington, D.C. from $242

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 10/31. 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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Cheap round-trip flights

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Alaska Airlines Logo
7:28 pm - 5:25 pmSTS-IAD
18h 57m1 stop
Alaska Airlines Logo
5:51 pm - 11:07 amIAD-STS
20h 16m1 stop
$337Alaska Airlines
Find Deal
Fri, Feb 27 - Tue, Mar 3
Alaska Airlines Logo
6:49 am - 5:13 pmSTS-IAD
7h 24m1 stop
Alaska Airlines Logo
7:43 am - 1:26 pmIAD-STS
8h 43m1 stop
$338Alaska Airlines
Find Deal
Sat, Nov 1 - Wed, Nov 5
Alaska Airlines Logo
7:46 pm - 9:05 pmSTS-DCA
22h 19m1 stop
Alaska Airlines Logo
8:59 am - 11:57 pmDCA-STS
17h 58m1 stop
$342Alaska Airlines
Find Deal
Tue, Oct 28 - Sat, Nov 1
Alaska Airlines Logo
8:07 pm - 8:00 pmSTS-DCA
20h 53m1 stop
Alaska Airlines Logo
8:59 am - 11:57 pmDCA-STS
17h 58m1 stop
$352Alaska Airlines
Find Deal
Mon, Oct 27 - Tue, Nov 4
Alaska Airlines Logo
7:46 pm - 9:05 pmSTS-DCA
22h 19m1 stop
Alaska Airlines Logo
8:00 am - 10:05 pmDCA-STS
17h 05m1 stop
$353Alaska Airlines
Find Deal
Tue, Oct 28 - Sat, Nov 1
Hawaiian Airlines Logo
6:49 am - 5:13 pmSTS-IAD
7h 24m1 stop
Hawaiian Airlines Logo
5:40 pm - 11:57 pmIAD-STS
9h 17m1 stop
$367Hawaiian Airlines
Find Deal
Mon, Oct 27 - Tue, Nov 4
American Airlines Logo
12:53 pm - 12:59 amSTS-DCA
9h 06m2 stops
American Airlines Logo
6:30 am - 12:07 pmDCA-STS
8h 37m1 stop
$414American Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
American Airlines Logo
12:53 pm - 12:59 amSTS-DCA
9h 06m2 stops
American Airlines Logo
5:05 am - 12:48 pmDCA-STS
10h 43m2 stops
$464American Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
Multiple Airlines Logo
6:34 pm - 9:30 amSTS-BWI
11h 56m2 stops
Multiple Airlines Logo
7:00 am - 1:49 pmBWI-STS
9h 49m1 stop
$483Multiple Airlines
Find Deal
Sat, Nov 15 - Sat, Nov 22
Multiple Airlines Logo
10:50 am - 10:13 amSTS-BWI
20h 23m3 stops
Multiple Airlines Logo
7:00 am - 1:49 pmBWI-STS
9h 49m1 stop
$529Multiple Airlines
Find Deal
Sat, Nov 15 - Sat, Nov 22

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
Nov 1
STS12:53 pmSanta Rosa Sonoma County
9h 06m
2 stops
DCA12:59 amWashington, D.C. Reagan-National
Nov 8
DCA6:30 amWashington, D.C. Reagan-National
8h 37m
1 stop
STS12:07 pmSanta Rosa Sonoma County
$414
Find similar
American Airlines
Nov 1
STS12:53 pmSanta Rosa Sonoma County
9h 06m
2 stops
DCA12:59 amWashington, D.C. Reagan-National
Nov 8
DCA5:05 amWashington, D.C. Reagan-National
10h 43m
2 stops
STS12:48 pmSanta Rosa Sonoma County
$464
Find similar
American Airlines
Nov 1
STS12:53 pmSanta Rosa Sonoma County
9h 06m
2 stops
DCA12:59 amWashington, D.C. Reagan-National
Nov 8
DCA5:05 amWashington, D.C. Reagan-National
10h 43m
2 stops
STS12:48 pmSanta Rosa Sonoma County
$509
Find similar

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
Feb 27
STS7:28 pmSanta Rosa Sonoma County
18h 57m
1 stop
IAD5:25 pmWashington, D.C. Dulles Intl
Mar 3
IAD5:51 pmWashington, D.C. Dulles Intl
20h 16m
1 stop
STS11:07 amSanta Rosa Sonoma County
$337
Find similar
Alaska Airlines
Nov 1
STS6:49 amSanta Rosa Sonoma County
7h 24m
1 stop
IAD5:13 pmWashington, D.C. Dulles Intl
Nov 5
IAD7:43 amWashington, D.C. Dulles Intl
8h 43m
1 stop
STS1:26 pmSanta Rosa Sonoma County
$338
Find similar
Alaska Airlines
Oct 28
STS7:46 pmSanta Rosa Sonoma County
22h 19m
1 stop
DCA9:05 pmWashington, D.C. Reagan-National
Nov 1
DCA8:59 amWashington, D.C. Reagan-National
17h 58m
1 stop
STS11:57 pmSanta Rosa Sonoma County
$342
Find similar

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 October 3, 2025.
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

Santa RosaWashington, D.C.

STS - IAD

STSIAD

Santa Rosa Sonoma County

Fri 2/27

7:28 pm-5:25 pm

1 stop18h 57m

Washington, D.C. Dulles Intl

Tue 3/3

5:51 pm-11:07 am

1 stop20h 16m

$337

Santa RosaWashington, D.C.

STS - IAD

STSIAD

Santa Rosa Sonoma County

Sat 11/1

6:49 am-5:13 pm

1 stop7h 24m

Washington, D.C. Dulles Intl

Wed 11/5

7:43 am-1:26 pm

1 stop8h 43m

$338

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 10/28

7:46 pm-9:05 pm

1 stop22h 19m

Washington, D.C. Reagan-National

Sat 11/1

8:59 am-11:57 pm

1 stop17h 58m

$342

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Mon 10/27

8:07 pm-8:00 pm

1 stop20h 53m

Washington, D.C. Reagan-National

Tue 11/4

8:59 am-11:57 pm

1 stop17h 58m

$352

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 10/28

7:46 pm-9:05 pm

1 stop22h 19m

Washington, D.C. Reagan-National

Sat 11/1

8:00 am-10:05 pm

1 stop17h 05m

$353

Santa RosaWashington, D.C.

STS - IAD

STSIAD

Santa Rosa Sonoma County

Mon 10/27

6:49 am-5:13 pm

1 stop7h 24m

Washington, D.C. Dulles Intl

Tue 11/4

5:40 pm-11:57 pm

1 stop9h 17m

$367

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Sat 11/1

12:53 pm-12:59 am

2 stops9h 06m

Washington, D.C. Reagan-National

Sat 11/8

6:30 am-12:07 pm

1 stop8h 37m

$414

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Sat 11/1

12:53 pm-12:59 am

2 stops9h 06m

Washington, D.C. Reagan-National

Sat 11/8

5:05 am-12:48 pm

2 stops10h 43m

$464

Santa RosaBaltimore

STS - BWI

STSBWI

Santa Rosa Sonoma County

Sat 11/15

6:34 pm-9:30 am

2 stops11h 56m

Baltimore/Washington

Sat 11/22

7:00 am-1:49 pm

1 stop9h 49m

$483

Santa RosaBaltimore

STS - BWI

STSBWI

Santa Rosa Sonoma County

Sat 11/15

10:50 am-10:13 am

3 stops20h 23m

Baltimore/Washington

Sat 11/22

7:00 am-1:49 pm

1 stop9h 49m

$529

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 $488. 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 $651.

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 $496. 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 at noon because they tend to be around $571. 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 26% 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.

Direct flights

None
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 24m, 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 $320Free CancellationRating
8.0
10,000 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
Gettysburg
National Harbor
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Fairfax
Reston
Gaithersburg
Glen Burnie
Linthicum Heights
Springfield

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