What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Santa Rosa round-trip?

Cheapflights users have booked flights from Washington, D.C. Reagan-National Airport to Santa Rosa round-trip from $306. Other airlines that can offer you cheap pricing are Hawaiian Airlines, from $482, and American Airlines, from $539.

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Santa Rosa one-way?

The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $197. However, be on the lookout for offers from American Airlines and Hawaiian Airlines, as they are both options that can get you from Washington, D.C. Reagan-National Airport to Santa Rosa for a low price.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Santa Rosa?

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Santa Rosa flight should consider departing on Saturday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Washington, D.C. Reagan-National Airport to Santa Rosa?

Flights from Washington, D.C. Reagan-National Airport to Santa Rosa are found to be more expensive on Thursday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Santa Rosa.

How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to Santa Rosa?

To save up to 61% on this flight, we recommend booking at least 42 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Washington, D.C. Reagan-National Airport to Santa Rosa from $548 1-2 weeks out and tickets from $618 for flights departing within the next 72 hours.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Santa Rosa?

Our data shows that February tends to be the cheapest month to fly to Santa Rosa from Washington, D.C. Reagan-National Airport. Users have commonly found prices around $429 for the month, but tickets can be as low as $170. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest time of day to fly from DCA to STS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Santa Rosa as you normally would.

What airport do you fly into for flights to Santa Rosa from Washington, D.C. Reagan-National?

Santa Rosa Sonoma County (STS) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Santa Rosa. You should not have trouble finding flights to Sonoma County from Washington, D.C. Reagan-National; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Santa Rosa airport from Washington, D.C. Reagan-National. It is only a 7.2 mi journey from Sonoma County (STS) to Santa Rosa’s city center.

Can I find deals for flights from Reagan-National to Santa Rosa that include hotel bookings?

Yes. In addition to deals on Reagan-National to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Reagan-National to Santa Rosa?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Santa Rosa.

Can I find deals for business class flights from Reagan-National to Santa Rosa?

Yes. Cheapflights offers flight deals from Reagan-National to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$197+ Flights from Washington, D.C. Reagan-National Airport to Santa Rosa

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Reagan-National to Santa Rosa with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Reagan-National to Santa Rosa

Round-trip from	$306 (Alaska Airlines)
One-way from	$197 (Alaska Airlines)
Popular in	December
Cheapest in	February
Average price	$467

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

Search Deals

One-way flight from Washington, D.C. Reagan-National to Santa Rosa Sonoma County

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($28 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 2025

Search Deals

Find flight deals from Reagan-National to Santa Rosa

Cheapest flights from Reagan-National to Santa Rosa
Explore the most affordable flight options available from Reagan-National to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

mié. 9/38:59 amDCA - STS

1 stop13h 13mAlaska Airlines

mié. 9/107:03 amSTS - DCA

1 stop10h 56mAlaska Airlines

Deal found 6/10

$306

jue. 10/169:59 amDCA - STS

1 stop9h 55mHawaiian Airlines

lun. 10/206:30 amSTS - DCA

1 stop10h 59mHawaiian Airlines

Deal found 6/10

$482

mar. 9/166:45 amDCA - STS

2 stops12h 03mAmerican Airlines

sáb. 9/2012:57 pmSTS - DCA

2 stops9h 18mAmerican Airlines

Deal found 6/12

$539

Best flights from Reagan-National to Santa Rosa
Discover carefully curated flight deals from Reagan-National to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated junio 12, 2025.

mié. 9/38:59 amDCA - STS

1 stop13h 13mAlaska Airlines

mié. 9/107:03 amSTS - DCA

1 stop10h 56mAlaska Airlines

Deal found 6/10

$306

jue. 10/169:59 amDCA - STS

1 stop9h 55mHawaiian Airlines

lun. 10/206:30 amSTS - DCA

1 stop10h 59mHawaiian Airlines

Deal found 6/10

$482

mar. 9/166:45 amDCA - STS

2 stops12h 03mAmerican Airlines

sáb. 9/2012:57 pmSTS - DCA

2 stops9h 18mAmerican Airlines

Deal found 6/12

$539

Last-minute flights from Reagan-National to Santa Rosa
Discover last-minute flight deals from Reagan-National to Santa Rosa. Data last updated junio 12, 2025 and is based on user searches.

vie. 7/49:59 amDCA - STS

1 stop11h 08mAlaska Airlines

mié. 7/96:00 amSTS - DCA

1 stop11h 59mAlaska Airlines

Deal found 6/11

$463

vie. 7/115:00 amDCA - STS

2 stops9h 40mAmerican Airlines

lun. 7/1412:20 pmSTS - DCA

1 stop9h 29mAmerican Airlines

Deal found 6/11

$684

One-way flights from Reagan-National to Santa Rosa
Search for one-way flight options from Reagan-National to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated junio 12, 2025.

mié. 9/39:59 amDCA - STS

1 stop16h 51mAlaska Airlines

Deal found 6/11

$197

jue. 7/316:53 amDCA - STS

2 stops11h 43mAmerican Airlines

Deal found 6/10

$410

mié. 6/189:59 amDCA - STS

1 stop11h 08mHawaiian Airlines

Deal found 6/10

$1,077

Cheapflights Fare Finder

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

mié. 9/3

8:59 am-7:12 pm

1 stop13h 13m

Santa Rosa Sonoma County

mié. 9/10

7:03 am-8:59 pm

1 stop10h 56m

$306

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

jue. 10/16

9:59 am-4:54 pm

1 stop9h 55m

Santa Rosa Sonoma County

lun. 10/20

6:30 am-8:29 pm

1 stop10h 59m

$482

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

mar. 9/16

6:45 am-3:48 pm

2 stops12h 03m

Santa Rosa Sonoma County

sáb. 9/20

12:57 pm-1:15 am

2 stops9h 18m

$539

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

mié. 9/3

9:59 am-11:50 pm

1 stop16h 51m

$197

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

jue. 7/31

6:53 am-3:36 pm

2 stops11h 43m

$410

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

mié. 6/18

9:59 am-6:07 pm

1 stop11h 08m

$1,077

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Reagan-National to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Reagan-National with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Santa Rosa

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Santa Rosa?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Santa Rosa (average of $202). Flying from Washington, D.C. Reagan-National Airport to Santa Rosa in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Santa Rosa by month

In terms of precipitation, rainfall in Santa Rosa ranges from 0.0 - 7.1 inches per month. January is typically the wettest month, when rainfall can reach 7.1 in. July is typically the driest time to visit Santa Rosa when rainfall is around 0.0 in.

Temperature in Santa Rosa by month

If weather is an important factor for your trip to Santa Rosa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Santa Rosa

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Hawaiian Airlines

7.9

Good

2,494 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What airport do you fly into for flights to Santa Rosa from Washington, D.C. Reagan-National?
Santa Rosa Sonoma County (STS) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Santa Rosa. You should not have trouble finding flights to Sonoma County from Washington, D.C. Reagan-National; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Santa Rosa airport from Washington, D.C. Reagan-National. It is only a 7.2 mi journey from Sonoma County (STS) to Santa Rosa’s city center.
What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Santa Rosa round-trip?
Cheapflights users have booked flights from Washington, D.C. Reagan-National Airport to Santa Rosa round-trip from $306. Other airlines that can offer you cheap pricing are Hawaiian Airlines, from $482, and American Airlines, from $539.
What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Santa Rosa one-way?
The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $197. However, be on the lookout for offers from American Airlines and Hawaiian Airlines, as they are both options that can get you from Washington, D.C. Reagan-National Airport to Santa Rosa for a low price.
Can I find deals for flights from Reagan-National to Santa Rosa that include hotel bookings?
Yes. In addition to deals on Reagan-National to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Santa Rosa?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Santa Rosa.
Can I find deals for business class flights from Reagan-National to Santa Rosa?
Yes. Cheapflights offers flight deals from Reagan-National to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Santa Rosa?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Santa Rosa (average of $202). Flying from Washington, D.C. Reagan-National Airport to Santa Rosa in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Fort Bragg

Ukiah

Browse thousands of different options on Cheapflights for your next trip

Other flights to Santa Rosa

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$197+ Cheap flights from Reagan-National (DCA) to Santa Rosa (STS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Santa Rosa with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Reagan-National to Santa Rosa

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Reagan-National to Santa Rosa

Cheapest flights from Reagan-National to Santa RosaExplore the most affordable flight options available from Reagan-National to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

Explore the most affordable flight options available from Reagan-National to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Reagan-National to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Reagan-National with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Santa Rosa

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Santa Rosa?

Rainfall in Santa Rosa by month

Plan your trip to Santa Rosa by taking into account the average rainfall totals by month.

Temperature in Santa Rosa by month

Plan your trip to Santa Rosa by taking into account the average temperature totals by month.

Reviews of airlines servicing Santa Rosa

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Santa Rosa from Washington, D.C. Reagan-National?

What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Santa Rosa round-trip?

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Santa Rosa one-way?

Can I find deals for flights from Reagan-National to Santa Rosa that include hotel bookings?

How can I find direct flights from Reagan-National to Santa Rosa?

Can I find deals for business class flights from Reagan-National to Santa Rosa?

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Santa Rosa?

Traveling to a place near Washington, D.C. Reagan-National Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Santa Rosa

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Reagan-National to Santa Rosa
Explore the most affordable flight options available from Reagan-National to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.