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Cheap flights from Washington, D.C. Reagan-National Airport to San Francisco from $197

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to San Francisco departing on 5/13. 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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Find the cheapest flights from Washington, D.C. Reagan-National Airport to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:00 am - 6:01 pm
DCA
-
STS
13h 01m
1 stop
Alaska Airlines Logo
1:13 pm - 9:59 pm
STS
-
DCA
29h 46m
1 stop
$374Alaska Airlines
Wed, Apr 8 - Tue, Apr 28
Alaska Airlines Logo
8:59 am - 11:13 pm
DCA
-
STS
17h 14m
1 stop
Alaska Airlines Logo
7:23 am - 9:00 pm
STS
-
DCA
10h 37m
1 stop
$383Alaska Airlines
Tue, Apr 7 - Wed, Apr 29
Alaska Airlines Logo
8:59 am - 11:13 pm
DCA
-
STS
17h 14m
1 stop
Alaska Airlines Logo
7:23 am - 9:00 pm
STS
-
DCA
10h 37m
1 stop
$396Alaska Airlines
Tue, Apr 7 - Sat, Apr 25
Alaska Airlines Logo
5:00 pm - 10:30 am
DCA
-
STS
20h 30m
1 stop
Alaska Airlines Logo
7:00 am - 9:00 pm
STS
-
DCA
11h 00m
1 stop
$411Alaska Airlines
Tue, Apr 7 - Thu, Apr 9
Alaska Airlines Logo
8:00 am - 6:01 pm
DCA
-
STS
13h 01m
1 stop
Alaska Airlines Logo
1:13 pm - 9:59 pm
STS
-
DCA
29h 46m
1 stop
$414Alaska Airlines
Mon, Apr 6 - Tue, Apr 28
Southwest Logo
10:25 am - 8:30 pm
DCA
-
STS
13h 05m
2 stops
Southwest Logo
6:00 am - 8:50 pm
STS
-
DCA
11h 50m
2 stops
$419Southwest
Sat, Apr 18 - Tue, Apr 21
Alaska Airlines Logo
5:20 pm - 11:15 pm
DCA
-
STS
8h 55m
1 stop
Alaska Airlines Logo
10:01 am - 9:00 pm
STS
-
DCA
7h 59m
1 stop
$420Alaska Airlines
Sat, Apr 4 - Wed, Apr 29
Alaska Airlines Logo
8:59 am - 11:13 pm
DCA
-
STS
17h 14m
1 stop
Alaska Airlines Logo
7:00 am - 9:00 pm
STS
-
DCA
11h 00m
1 stop
$429Alaska Airlines
Tue, Apr 14 - Fri, Apr 17
Alaska Airlines Logo
5:00 pm - 6:01 pm
DCA
-
STS
28h 01m
1 stop
Alaska Airlines Logo
7:00 am - 9:00 pm
STS
-
DCA
11h 00m
1 stop
$432Alaska Airlines
Tue, Apr 7 - Fri, Apr 10
Alaska Airlines Logo
5:20 pm - 11:15 pm
DCA
-
STS
8h 55m
1 stop
Alaska Airlines Logo
7:23 am - 9:00 pm
STS
-
DCA
10h 37m
1 stop
$433Alaska Airlines
Sat, Apr 4 - Sat, Apr 25

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

Our best Alaska Airlines deals on Washington, D.C. Reagan-National Airport to Santa Rosa flight tickets
Alaska Airlines
Apr 8
DCA8:00 amWashington, D.C. Reagan-National
13h 01m
1 stop
STS6:01 pmSanta Rosa Sonoma County
Apr 28
STS1:13 pmSanta Rosa Sonoma County
29h 46m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
$374
Alaska Airlines
Apr 7
DCA8:59 amWashington, D.C. Reagan-National
17h 14m
1 stop
STS11:13 pmSanta Rosa Sonoma County
Apr 28
STS7:23 amSanta Rosa Sonoma County
10h 37m
1 stop
DCA9:00 pmWashington, D.C. Reagan-National
$383
Alaska Airlines
Apr 7
DCA8:59 amWashington, D.C. Reagan-National
17h 14m
1 stop
STS11:13 pmSanta Rosa Sonoma County
Apr 25
STS7:23 amSanta Rosa Sonoma County
10h 37m
1 stop
DCA9:00 pmWashington, D.C. Reagan-National
$396

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

Our best Southwest deals on Washington, D.C. Reagan-National Airport to Santa Rosa flight tickets
Southwest
Apr 18
DCA10:25 amWashington, D.C. Reagan-National
13h 05m
2 stops
STS8:30 pmSanta Rosa Sonoma County
Apr 21
STS6:00 amSanta Rosa Sonoma County
11h 50m
2 stops
DCA8:50 pmWashington, D.C. Reagan-National
$419
Southwest
Apr 15
DCA2:00 pmWashington, D.C. Reagan-National
11h 10m
2 stops
STS10:10 pmSanta Rosa Sonoma County
Apr 16
STS4:40 pmSanta Rosa Sonoma County
13h 10m
2 stops
DCA8:50 amWashington, D.C. Reagan-National
$449
Southwest
Apr 15
DCA12:40 pmWashington, D.C. Reagan-National
12h 30m
2 stops
STS10:10 pmSanta Rosa Sonoma County
Apr 19
STS5:05 pmSanta Rosa Sonoma County
12h 45m
2 stops
DCA8:50 amWashington, D.C. Reagan-National
$464

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Santa Rosa 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 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Santa Rosa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Wed 4/8

8:00 am-6:01 pm

1 stop13h 01m

Santa Rosa Sonoma County

Tue 4/28

1:13 pm-9:59 pm

1 stop29h 46m

$374

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Tue 4/7

8:59 am-11:13 pm

1 stop17h 14m

Santa Rosa Sonoma County

Wed 4/29

7:23 am-9:00 pm

1 stop10h 37m

$383

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Tue 4/7

8:59 am-11:13 pm

1 stop17h 14m

Santa Rosa Sonoma County

Sat 4/25

7:23 am-9:00 pm

1 stop10h 37m

$396

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Tue 4/7

5:00 pm-10:30 am

1 stop20h 30m

Santa Rosa Sonoma County

Thu 4/9

7:00 am-9:00 pm

1 stop11h 00m

$411

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Mon 4/6

8:00 am-6:01 pm

1 stop13h 01m

Santa Rosa Sonoma County

Tue 4/28

1:13 pm-9:59 pm

1 stop29h 46m

$414

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Sat 4/18

10:25 am-8:30 pm

2 stops13h 05m

Santa Rosa Sonoma County

Tue 4/21

6:00 am-8:50 pm

2 stops11h 50m

$419

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Sat 4/4

5:20 pm-11:15 pm

1 stop8h 55m

Santa Rosa Sonoma County

Wed 4/29

10:01 am-9:00 pm

1 stop7h 59m

$420

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Tue 4/14

8:59 am-11:13 pm

1 stop17h 14m

Santa Rosa Sonoma County

Fri 4/17

7:00 am-9:00 pm

1 stop11h 00m

$429

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Tue 4/7

5:00 pm-6:01 pm

1 stop28h 01m

Santa Rosa Sonoma County

Fri 4/10

7:00 am-9:00 pm

1 stop11h 00m

$432

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Sat 4/4

5:20 pm-11:15 pm

1 stop8h 55m

Santa Rosa Sonoma County

Sat 4/25

7:23 am-9:00 pm

1 stop10h 37m

$433

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 San Francisco from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Santa Rosa

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 Washington, D.C. Reagan-National to Santa Rosa Sonoma County?

Southwest and Alaska Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to Santa Rosa Sonoma County

What airlines fly to Santa Rosa?

United Airlines, Alaska Airlines and American Airlines are the top three most popular airlines that fly to Santa Rosa from Washington, D.C. Reagan-National Airport according to our data. United Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Santa Rosa. Keep in mind that there are 8 different airlines that fly to Santa Rosa on a routine basis, so you have a few additional options to choose from.

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

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

Cheap Washington, D.C. Reagan-National Airport to Santa Rosa (DCA to STS) flight deals and tips

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

Fastest flight time

8h 56m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Santa Rosa takes 8h 56m
There are no direct flights from Washington, D.C. Reagan-National Airport to Santa Rosa. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Santa Rosa.
Search flight deals

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

    The distance between Washington, D.C. Reagan-National and Santa Rosa Sonoma County is about 2436.9 mi. A reasonable flight in good conditions will take 8h 56m.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Santa Rosa Sonoma County Airport were last updated today.

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

  • What documentation or ID do you need to fly to Santa Rosa Sonoma County Airport?

    The travel and health documents required for your trip to Santa Rosa Sonoma County Airport 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 Santa Rosa Sonoma County Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Fort Bragg
Mendocino
Ukiah
Little River
Point Arena

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Santa Rosa. momondo saves you time and could save you money on your trip.

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

Flights from Washington, D.C. to Santa Rosa with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 Washington, D.C. to Santa Rosa.

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

If you are not ready to book a flight from Washington, D.C. to Santa Rosa now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Santa Rosa and let you know when they change.

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