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Cheap flights from Santa Rosa to Washington, D.C. from $249

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 3/25. 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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Alaska Airlines Logo
7:47 pm - 8:41 pmSTS-DCA
21h 54m1 stop
Alaska Airlines Logo
9:30 am - 11:41 pmDCA-STS
17h 11m1 stop
$442Alaska Airlines
Find Deal
Tue, Apr 7 - Tue, Apr 14
Hawaiian Airlines Logo
7:57 pm - 9:59 pmSTS-DCA
23h 02m1 stop
Hawaiian Airlines Logo
9:59 am - 10:11 amDCA-STS
27h 12m1 stop
$485Hawaiian Airlines
Find Deal
Mon, Mar 9 - Wed, Mar 11
Alaska Airlines Logo
7:47 pm - 8:41 pmSTS-DCA
21h 54m1 stop
Alaska Airlines Logo
9:30 am - 11:41 pmDCA-STS
17h 11m1 stop
$497Alaska Airlines
Find Deal
Tue, Apr 7 - Mon, Apr 13
Alaska Airlines Logo
9:45 am - 9:12 pmSTS-DCA
8h 27m1 stop
Alaska Airlines Logo
8:59 am - 2:24 pmDCA-STS
8h 25m1 stop
$498Alaska Airlines
Find Deal
Tue, Apr 7 - Wed, Apr 8
Alaska Airlines Logo
7:47 pm - 8:41 pmSTS-DCA
21h 54m1 stop
Alaska Airlines Logo
9:30 am - 11:41 pmDCA-STS
17h 11m1 stop
$533Alaska Airlines
Find Deal
Tue, Apr 7 - Sat, Apr 11
Alaska Airlines Logo
9:45 am - 9:12 pmSTS-DCA
8h 27m1 stop
Alaska Airlines Logo
8:59 am - 2:24 pmDCA-STS
8h 25m1 stop
$566Alaska Airlines
Find Deal
Mon, Apr 6 - Wed, Apr 8
Alaska Airlines Logo
7:00 am - 9:56 pmSTS-DCA
11h 56m1 stop
Alaska Airlines Logo
9:30 am - 11:41 pmDCA-STS
17h 11m1 stop
$587Alaska Airlines
Find Deal
Fri, Apr 3 - Tue, Apr 14
Alaska Airlines Logo
7:47 pm - 8:41 pmSTS-DCA
21h 54m1 stop
Alaska Airlines Logo
9:30 am - 11:41 pmDCA-STS
17h 11m1 stop
$588Alaska Airlines
Find Deal
Mon, Apr 6 - Mon, Apr 13
Alaska Airlines Logo
9:45 am - 9:12 pmSTS-DCA
8h 27m1 stop
Alaska Airlines Logo
9:30 am - 11:41 pmDCA-STS
17h 11m1 stop
$601Alaska Airlines
Find Deal
Tue, Apr 7 - Fri, Apr 10
Alaska Airlines Logo
7:00 pm - 8:58 amSTS-DCA
10h 58m2 stops
Alaska Airlines Logo
11:54 am - 7:08 pmDCA-STS
10h 14m2 stops
$604Alaska Airlines
Find Deal
Tue, Apr 7 - Wed, Apr 8

Alaska Airlines flights from Santa Rosa to Washington, D.C. Reagan-National Airport

Our best Alaska Airlines deals on Santa Rosa to Washington, D.C. Reagan-National Airport flight tickets
Alaska Airlines
Apr 7
STS7:47 pmSanta Rosa Sonoma County
21h 54m
1 stop
DCA8:41 pmWashington, D.C. Reagan-National
Apr 14
DCA9:30 amWashington, D.C. Reagan-National
17h 11m
1 stop
STS11:41 pmSanta Rosa Sonoma County
$442
Find similar
Alaska Airlines
Apr 7
STS7:47 pmSanta Rosa Sonoma County
21h 54m
1 stop
DCA8:41 pmWashington, D.C. Reagan-National
Apr 13
DCA9:30 amWashington, D.C. Reagan-National
17h 11m
1 stop
STS11:41 pmSanta Rosa Sonoma County
$497
Find similar
Alaska Airlines
Apr 7
STS9:45 amSanta Rosa Sonoma County
8h 27m
1 stop
DCA9:12 pmWashington, D.C. Reagan-National
Apr 8
DCA8:59 amWashington, D.C. Reagan-National
8h 25m
1 stop
STS2:24 pmSanta Rosa Sonoma County
$498
Find similar

American Airlines flights from Santa Rosa to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Santa Rosa to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Apr 7
STS4:17 pmSanta Rosa Sonoma County
14h 11m
2 stops
DCA9:28 amWashington, D.C. Reagan-National
Apr 12
DCA5:00 amWashington, D.C. Reagan-National
10h 17m
2 stops
STS12:17 pmSanta Rosa Sonoma County
$647
Find similar
American Airlines
Apr 7
STS4:17 pmSanta Rosa Sonoma County
13h 24m
2 stops
DCA8:41 amWashington, D.C. Reagan-National
Apr 12
DCA6:59 amWashington, D.C. Reagan-National
8h 18m
1 stop
STS12:17 pmSanta Rosa Sonoma County
$694
Find similar
American Airlines
Nov 26
STS12:37 pmSanta Rosa Sonoma County
20h 27m
2 stops
DCA12:04 pmWashington, D.C. Reagan-National
Dec 2
DCA6:30 amWashington, D.C. Reagan-National
8h 36m
1 stop
STS12:06 pmSanta Rosa Sonoma County
$724
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Washington, D.C. Reagan-National Airport 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 November 17, 2025.
Use the filters below to find and compare flights from Santa Rosa to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 4/7

7:47 pm-8:41 pm

1 stop21h 54m

Washington, D.C. Reagan-National

Tue 4/14

9:30 am-11:41 pm

1 stop17h 11m

$442

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Mon 3/9

7:57 pm-9:59 pm

1 stop23h 02m

Washington, D.C. Reagan-National

Wed 3/11

9:59 am-10:11 am

1 stop27h 12m

$485

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 4/7

7:47 pm-8:41 pm

1 stop21h 54m

Washington, D.C. Reagan-National

Mon 4/13

9:30 am-11:41 pm

1 stop17h 11m

$497

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 4/7

9:45 am-9:12 pm

1 stop8h 27m

Washington, D.C. Reagan-National

Wed 4/8

8:59 am-2:24 pm

1 stop8h 25m

$498

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 4/7

7:47 pm-8:41 pm

1 stop21h 54m

Washington, D.C. Reagan-National

Sat 4/11

9:30 am-11:41 pm

1 stop17h 11m

$533

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Mon 4/6

9:45 am-9:12 pm

1 stop8h 27m

Washington, D.C. Reagan-National

Wed 4/8

8:59 am-2:24 pm

1 stop8h 25m

$566

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Fri 4/3

7:00 am-9:56 pm

1 stop11h 56m

Washington, D.C. Reagan-National

Tue 4/14

9:30 am-11:41 pm

1 stop17h 11m

$587

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Mon 4/6

7:47 pm-8:41 pm

1 stop21h 54m

Washington, D.C. Reagan-National

Mon 4/13

9:30 am-11:41 pm

1 stop17h 11m

$588

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 4/7

9:45 am-9:12 pm

1 stop8h 27m

Washington, D.C. Reagan-National

Fri 4/10

9:30 am-11:41 pm

1 stop17h 11m

$601

Santa RosaWashington, D.C.

STS - DCA

STSDCA

Santa Rosa Sonoma County

Tue 4/7

7:00 pm-8:58 am

2 stops10h 58m

Washington, D.C. Reagan-National

Wed 4/8

11:54 am-7:08 pm

2 stops10h 14m

$604

Flights are sorted by cheapest round-trip flights 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. Reagan-National Airport

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. Reagan-National Airport?

The cheapest day to depart from Santa Rosa to Washington, D.C. Reagan-National Airport is on a Wednesday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Wednesday will often find tickets for as low as $413. Flights from Santa Rosa to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $614. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest Santa Rosa to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the afternoon. Our users have found flights to Washington, D.C. Reagan-National Airport in the afternoon for as low as $328. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $477.

When to book flights from Santa Rosa to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Santa Rosa to Washington, D.C. Reagan-National Airport 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. Reagan-National Airport (STS to DCA) flight deals and tips

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

Direct flights

None
There are no direct flights from Santa Rosa to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Santa Rosa to Washington, D.C. Reagan-National Airport.
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  • How far is Santa Rosa Sonoma County to Washington, D.C. Reagan-National by plane?

    A flight from Santa Rosa Sonoma County to Washington, D.C. Reagan-National will travel around 2436.9 mi. Typically, this will take 7h 47m by plane in normal conditions.

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

    Prices for flights from Santa Rosa Sonoma County Airport to Washington, D.C. Reagan-National Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Santa Rosa Sonoma County Airport to Washington, D.C. Reagan-National Airport.

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

    The required travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Santa Rosa to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Santa Rosa to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $320Free CancellationRating
8.0
11,314 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
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Reston
Manassas
Gaithersburg
Fairfax
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?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Santa Rosa with this policy.

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. 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 Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Santa Rosa. 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.

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