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$89+ Cheap flights from Seattle to Santa Rosa (SEA - 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — STS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Santa Rosa Sonoma County are usually found in January or November, booked 47 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Seattle to Santa Rosa

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Santa Rosa (STS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$177
(Alaska Airlines)

One-way from

$89
(Hawaiian Airlines)

Popular in

March

Cheapest in

January

Average price

$391

Good round-trip deal

$272 or less

Good one-way deal

$148 or less
From Seattle/Tacoma Intl to Santa Rosa Sonoma County
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One-way flight from Seattle/Tacoma Intl to Santa Rosa Sonoma County
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Highest demand for flights based on searches. 7% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Santa Rosa Sonoma County.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Santa Rosa Sonoma County.
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Find flight deals from Seattle to Santa Rosa

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

This Alaska Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/155:08 pmSEA - STS
Nonstop1h 59mAlaska Airlines
Wed 7/238:01 pmSTS - SEA
Nonstop1h 59mAlaska Airlines
Deal found 6/9$177
This Hawaiian Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/155:25 amSEA - STS
1 stop3h 40mHawaiian Airlines
Tue 7/158:01 pmSTS - SEA
Nonstop1h 59mHawaiian Airlines
Deal found 6/11$181
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/36:30 amSEA - STS
1 stop6h 10mAmerican Airlines
Mon 7/141:01 pmSTS - SEA
1 stop7h 28mAmerican Airlines
Deal found 6/11$282

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Seattle to Santa Rosa that are best for you.

Fly from

Seattle

Fly to

Santa Rosa

Route

Depart

Return

Price

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Tue 7/15

5:08 pm-7:07 pm

Nonstop1h 59m

Santa Rosa Sonoma County

Wed 7/23

8:01 pm-10:00 pm

Nonstop1h 59m

$177

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Tue 7/15

5:25 am-9:05 am

1 stop3h 40m

Santa Rosa Sonoma County

Tue 7/15

8:01 pm-10:00 pm

Nonstop1h 59m

$181

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Thu 7/3

6:30 am-12:40 pm

1 stop6h 10m

Santa Rosa Sonoma County

Mon 7/14

1:01 pm-8:29 pm

1 stop7h 28m

$282

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Wed 8/6

5:08 pm-7:07 pm

Nonstop1h 59m

$89

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Mon 8/25

11:30 am-1:36 pm

Nonstop2h 06m

$99

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Sat 7/12

6:27 am-12:31 pm

1 stop6h 04m

$134

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Seattle to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Seattle 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 Seattle to Santa Rosa

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Santa Rosa. Price data was last updated on June 9, 2025.

The price you pay for your flight from Seattle to Santa Rosa may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Santa Rosa?

Currently, February is the cheapest month in which you can book a flight from Seattle to Santa Rosa (average of $202). Flying from Seattle 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.

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

Find hourly flight availability from Seattle to Santa Rosa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Santa Rosa at noon. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Seattle to Santa Rosa?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Santa Rosa. Price data was last updated on June 8, 2025.

Travelers seeking maximum savings on their Seattle to Santa Rosa flight should consider departing on Sunday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Santa Rosa

Explore weekly flight availability from Seattle to Santa Rosa. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from SEA to STS are scheduled on a Thursday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Santa Rosa by month

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

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

Get insights into the airlines that provide service to Santa Rosa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santa Rosa. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Hawaiian Airlines and American Airlines from Seattle to Santa Rosa to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Seattle 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 airports do I use to fly from Seattle to Santa Rosa?

    To fly from Seattle to Santa Rosa, you need to book a flight from Seattle/Tacoma Intl (SEA) to Sonoma County (STS). Nonstop flights to Santa Rosa Sonoma County from Seattle/Tacoma Intl take 1h 59m on average. When it comes time to book airfare, you have a few options: there are 4 outbound flights from Seattle/Tacoma Intl to Sonoma County offered by 2 different airlines.

  • How popular is this Seattle to Santa Rosa flight route?

    The Seattle/Tacoma Intl to Santa Rosa Sonoma County flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Seattle to Santa Rosa round-trip?

    Our cheapest airline available from Seattle to Santa Rosa is Alaska Airlines. Our recent data shows that you can find tickets from as low as $177 on this airline. Additional options worth looking into are Hawaiian Airlines and American Airlines, starting at $181 and $282 round-trip. You may be able to fly from Seattle to Santa Rosa for 51% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Seattle to Santa Rosa one-way?

    One-way options have recently been found by users for as low as $89 on Hawaiian Airlines. Other airlines that offer cheap prices include Alaska Airlines from $99 and American Airlines from $134 one-way.

  • What are the most reliable airlines from Seattle to Santa Rosa?

    Before booking your flight to Santa Rosa from Seattle, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (79%), Horizon Air (78%), Hawaiian Airlines( 77%).

  • What are the cheapest flights from Seattle to Santa Rosa?

    While on average a flight from Seattle to Santa Rosa is generally $257, our data shows the cheapest flight currently is $88. When looking at the most popular route, (Seattle/Tacoma Intl - Santa Rosa Sonoma County), you can expect to pay $177 for that flight.

  • Can I find deals for flights from Seattle to Santa Rosa that include hotel bookings?

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

  • How can I find direct flights from Seattle to Santa Rosa?

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

  • Can I find deals for business class flights from Seattle to Santa Rosa?

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Santa Rosa?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Santa Rosa (average of $202). Flying from Seattle 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.

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Top 2 airlines flying from Seattle to Santa Rosa

Discover the top 2 airlines that operate flights from Seattle to Santa Rosa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$187Average$361FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$190Average$316FlexibilityNo cancel feeOn-time85%

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