Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Santa Rosa to Seattle from $100

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 Seattle departing on 10/30. 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

Find the cheapest flights from Santa Rosa to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:50 pm - 10:05 pm
STS
-
SEA
5h 15m
1 stop
Delta Logo
5:35 am - 10:49 am
SEA
-
STS
5h 14m
1 stop
$199Delta
Fri, Oct 9 - Mon, Oct 12
Alaska Airlines Logo
5:34 pm - 7:37 pm
STS
-
SEA
2h 03mnonstop
Alaska Airlines Logo
7:57 pm - 9:59 pm
SEA
-
STS
2h 02mnonstop
$211Alaska Airlines
Wed, Sep 9 - Wed, Sep 16
Alaska Airlines Logo
5:34 pm - 7:37 pm
STS
-
SEA
2h 03mnonstop
Alaska Airlines Logo
7:57 pm - 9:59 pm
SEA
-
STS
2h 02mnonstop
$215Alaska Airlines
Wed, Sep 9 - Wed, Sep 16
Alaska Airlines Logo
7:10 am - 1:39 pm
STS
-
SEA
6h 29m
1 stop
Alaska Airlines Logo
2:56 pm - 9:31 pm
SEA
-
STS
6h 35m
1 stop
$216Alaska Airlines
Wed, Sep 9 - Wed, Sep 16
Alaska Airlines Logo
5:34 pm - 7:37 pm
STS
-
SEA
2h 03mnonstop
Alaska Airlines Logo
7:57 pm - 9:59 pm
SEA
-
STS
2h 02mnonstop
$217Alaska Airlines
Sat, Aug 22 - Tue, Aug 25
Delta Logo
4:50 pm - 10:05 pm
STS
-
SEA
5h 15m
1 stop
Delta Logo
11:05 am - 4:08 pm
SEA
-
STS
5h 03m
1 stop
$218Delta
Fri, Oct 9 - Fri, Oct 30
Delta Logo
11:25 am - 4:53 pm
STS
-
SEA
5h 28m
1 stop
Delta Logo
5:45 am - 10:39 am
SEA
-
STS
4h 54m
1 stop
$219Delta
Sat, Nov 14 - Mon, Nov 16
Alaska Airlines Logo
10:34 am - 6:52 pm
STS
-
SEA
8h 18m
1 stop
Alaska Airlines Logo
10:37 am - 12:46 pm
SEA
-
STS
2h 09mnonstop
$220Alaska Airlines
Wed, Sep 9 - Wed, Sep 16
Southwest Logo
2:00 pm - 10:55 pm
STS
-
SEA
8h 55m
1 stop
Southwest Logo
5:30 am - 12:05 pm
SEA
-
STS
6h 35m
1 stop
$222Southwest
Sat, Aug 22 - Sat, Aug 29
Southwest Logo
12:45 pm - 9:30 pm
STS
-
SEA
8h 45m
1 stop
Southwest Logo
3:40 pm - 10:35 pm
SEA
-
STS
6h 55m
2 stops
$223Southwest
Sat, Sep 5 - Mon, Sep 14

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Alaska Airlines flights from Santa Rosa to Seattle

Our best Alaska Airlines deals on Santa Rosa to Seattle flight tickets
Alaska Airlines
Sep 9
STS5:34 pmSanta Rosa Sonoma County
2h 03m
SEA7:37 pmSeattle/Tacoma Intl
Sep 16
SEA7:57 pmSeattle/Tacoma Intl
2h 02m
STS9:59 pmSanta Rosa Sonoma County
$211
Alaska Airlines
Sep 9
STS5:34 pmSanta Rosa Sonoma County
2h 03m
SEA7:37 pmSeattle/Tacoma Intl
Sep 16
SEA7:57 pmSeattle/Tacoma Intl
2h 02m
STS9:59 pmSanta Rosa Sonoma County
$215
Alaska Airlines
Sep 9
STS7:10 amSanta Rosa Sonoma County
6h 29m
1 stop
SEA1:39 pmSeattle/Tacoma Intl
Sep 16
SEA2:56 pmSeattle/Tacoma Intl
6h 35m
1 stop
STS9:31 pmSanta Rosa Sonoma County
$216

Southwest flights from Santa Rosa to Seattle

Our best Southwest deals on Santa Rosa to Seattle flight tickets
Southwest
Aug 22
STS2:00 pmSanta Rosa Sonoma County
8h 55m
1 stop
SEA10:55 pmSeattle/Tacoma Intl
Aug 29
SEA5:30 amSeattle/Tacoma Intl
6h 35m
1 stop
STS12:05 pmSanta Rosa Sonoma County
$222
Southwest
Sep 5
STS12:45 pmSanta Rosa Sonoma County
8h 45m
1 stop
SEA9:30 pmSeattle/Tacoma Intl
Sep 14
SEA3:40 pmSeattle/Tacoma Intl
6h 55m
2 stops
STS10:35 pmSanta Rosa Sonoma County
$223
Southwest
Aug 22
STS2:00 pmSanta Rosa Sonoma County
8h 55m
1 stop
SEA10:55 pmSeattle/Tacoma Intl
Aug 29
SEA12:30 pmSeattle/Tacoma Intl
7h 20m
2 stops
STS7:50 pmSanta Rosa Sonoma County
$227

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Seattle 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 July 12, 2026.
Use the filters below to find and compare flights from Santa Rosa to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Fri 10/9

4:50 pm-10:05 pm

1 stop5h 15m

Seattle/Tacoma Intl

Mon 10/12

5:35 am-10:49 am

1 stop5h 14m

$199
Quickest round-trip

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 9/9

5:34 pm-7:37 pm

Nonstop2h 03m

Seattle/Tacoma Intl

Wed 9/16

7:57 pm-9:59 pm

Nonstop2h 02m

$211

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 9/9

5:34 pm-7:37 pm

Nonstop2h 03m

Seattle/Tacoma Intl

Wed 9/16

7:57 pm-9:59 pm

Nonstop2h 02m

$215

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 9/9

7:10 am-1:39 pm

1 stop6h 29m

Seattle/Tacoma Intl

Wed 9/16

2:56 pm-9:31 pm

1 stop6h 35m

$216

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Sat 8/22

5:34 pm-7:37 pm

Nonstop2h 03m

Seattle/Tacoma Intl

Tue 8/25

7:57 pm-9:59 pm

Nonstop2h 02m

$217

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Fri 10/9

4:50 pm-10:05 pm

1 stop5h 15m

Seattle/Tacoma Intl

Fri 10/30

11:05 am-4:08 pm

1 stop5h 03m

$218

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Sat 11/14

11:25 am-4:53 pm

1 stop5h 28m

Seattle/Tacoma Intl

Mon 11/16

5:45 am-10:39 am

1 stop4h 54m

$219

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 9/9

10:34 am-6:52 pm

1 stop8h 18m

Seattle/Tacoma Intl

Wed 9/16

10:37 am-12:46 pm

Nonstop2h 09m

$220

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Sat 8/22

2:00 pm-10:55 pm

1 stop8h 55m

Seattle/Tacoma Intl

Sat 8/29

5:30 am-12:05 pm

1 stop6h 35m

$222

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Sat 9/5

12:45 pm-9:30 pm

1 stop8h 45m

Seattle/Tacoma Intl

Mon 9/14

3:40 pm-10:35 pm

2 stops6h 55m

$223

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Seattle from

How to get the cheapest flight ticket from Santa Rosa to Seattle

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 typical price of a round-trip flight between Santa Rosa and Seattle?

What is the cheapest month to fly to Seattle?

In general, February is the cheapest month to fly from Santa Rosa to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $222. If you don’t want to visit Seattle in February, then you should wait until October to fly from Santa Rosa, when ticket prices are also cheap, with an average price of $224.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Santa Rosa is on a Thursday. momondo users have found tickets for Thursday departures for as low as $338. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Santa Rosa because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $459.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Santa Rosa in the evening is the least expensive time of day to depart. momondo users have found prices as low as $320 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $402. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Santa Rosa Sonoma County to Seattle/Tacoma Intl flight route?

Fly from Santa Rosa Sonoma County to Seattle/Tacoma Intl for the best Santa Rosa Sonoma County - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight from Santa Rosa to Seattle?

You are more likely to see cheaper flights to Seattle from Santa Rosa when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $301 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Santa Rosa for as low as $240 on momondo.

What cabin class options are available on Santa Rosa to Seattle flights?

There are 4 cabin classes available to choose from on Santa Rosa to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Santa Rosa to Seattle flights?

You could potentially save up to 14% on your flight if you consider stops on a Santa Rosa to Seattle flight.

How have Santa Rosa to Seattle flight prices changed over time?

As of July 2026, prices for Santa Rosa to Seattle flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Santa Rosa to Seattle

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

Cheap Santa Rosa to Seattle (STS to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to Seattle

Best Price Found

$223

Fastest flight time

1h 57m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Santa Rosa in the past 72 hours is $223. The best round-trip flight deal from Santa Rosa to Seattle found on momondo in the last 72 hours is $325.
The fastest flight from Santa Rosa to Seattle takes 1h 57m
Direct flights go from Santa Rosa to Seattle every day.
There is 1 airport in Seattle. From Santa Rosa there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

Frequently asked questions about flying from Santa Rosa to Seattle

  • How far is Santa Rosa Sonoma County to Seattle/Tacoma Intl by plane?

    Santa Rosa Sonoma County and Seattle/Tacoma Intl are 633.6 mi apart from one another. 1h 57m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Santa Rosa Sonoma County Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Santa Rosa Sonoma County Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Santa Rosa Sonoma County Airport to Seattle/Tacoma Intl Airport?

    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 Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Santa Rosa to Seattle?

  • What is the most popular airline from Santa Rosa to Seattle?

Best airlines flying from Santa Rosa to Seattle

Compare and see reviews for airlines that fly from Santa Rosa to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $137Free CancellationRating
7.8
2,824 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $153Free CancellationRating
7.9
12,654 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Santa Rosa to Seattle

    Alaska Airlines flight deals from Santa Rosa to Seattle start from $153 round-trip. Over the 12 Alaska Airlines flights for this route in a normal week, average airfare is usually $304 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Redmond
Kent
Lakewood
Puyallup
Tukwila
Federal Way
Cle Elum
Marysville
Fife
Centralia
Kirkland
Shoreline
Lacey

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Seattle?

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 Seattle from Santa Rosa.

Can I find flights from Santa Rosa to Seattle with flexible booking policies on momondo?

Flights from Santa Rosa to Seattle 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 Santa Rosa to Seattle?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Santa Rosa.

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

Price alerts on flights to Seattle from Santa Rosa are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/11
Tue 8/18
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States