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$88+ Cheap flights from Santa Rosa to Seattle (STS - SEA)

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
STS — SEA
Aug 21 — Aug 281
Thu 8/21
Thu 8/28
1 adult, Economy
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Cheapflights Tip: The best prices from Santa Rosa Sonoma County to Seattle/Tacoma Intl are usually found in November or May, booked 81 days in advance, depart on a Friday or Wednesday and return on a Wednesday

Cheap flight deals from Santa Rosa to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Seattle (SEA). 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 August 16, 2025.

Round-trip from

$157
(Alaska Airlines)

One-way from

$88
(Alaska Airlines)

Popular in

December

Cheapest in

November

Average price

$272

Good round-trip deal

$193 or less

Good one-way deal

$171 or less
From Santa Rosa Sonoma County to Seattle/Tacoma Intl
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One-way flight from Santa Rosa Sonoma County to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Santa Rosa Sonoma County to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Santa Rosa Sonoma County to Seattle/Tacoma Intl.
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Find flight deals from Santa Rosa to Seattle

Cheapest flights from Santa Rosa to Seattle
Explore the most affordable flight options available from Santa Rosa to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

This Alaska Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 9/102:28 pmSTS - SEA
Nonstop2h 02mAlaska Airlines
Wed 9/1711:30 amSEA - STS
Nonstop2h 06mAlaska Airlines
Deal found 8/14$157
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Tue 9/161:00 pmSTS - SEA
1 stop8h 08mAmerican Airlines
Wed 9/176:11 amSEA - STS
1 stop6h 18mAmerican Airlines
Deal found 8/14$159
This Hawaiian Airlines deal was found by Cheapflights users on 8/15. 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.
Sat 9/67:00 amSTS - SEA
Nonstop2h 13mHawaiian Airlines
Tue 9/912:00 pmSEA - STS
1 stop7h 12mHawaiian Airlines
Deal found 8/15$167
This Hawaiian Airlines deal was found by Cheapflights users on 8/15. 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.
Wed 9/107:03 amSTS - SEA
1 stop7h 49mHawaiian Airlines
Wed 9/1712:00 pmSEA - STS
1 stop7h 12mHawaiian Airlines
Deal found 8/15$176
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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.
Thu 11/62:22 pmSTS - SEA
Nonstop2h 08mAlaska Airlines
Mon 11/1011:15 amSEA - STS
Nonstop2h 11mAlaska Airlines
Deal found 8/15$177
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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 9/97:03 amSTS - SEA
1 stop7h 49mAlaska Airlines
Tue 9/96:06 pmSEA - STS
Nonstop2h 17mAlaska Airlines
Deal found 8/14$181
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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 9/303:23 pmSTS - SEA
1 stop7h 36mAlaska Airlines
Thu 10/25:59 pmSEA - STS
1 stop6h 00mAlaska Airlines
Deal found 8/14$186
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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 10/2112:41 pmSTS - SEA
1 stop6h 01mAlaska Airlines
Sat 10/2511:23 amSEA - STS
Nonstop2h 13mAlaska Airlines
Deal found 8/13$187
This Hawaiian Airlines deal was found by Cheapflights users on 8/13. 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.
Sat 9/67:00 amSTS - SEA
Nonstop2h 13mHawaiian Airlines
Sat 9/611:30 amSEA - STS
Nonstop2h 06mHawaiian Airlines
Deal found 8/13$191
This Hawaiian Airlines deal was found by Cheapflights users on 8/15. 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.
Mon 11/107:35 pmSTS - SEA
1 stop3h 29mHawaiian Airlines
Mon 11/175:20 amSEA - STS
1 stop3h 24mHawaiian Airlines
Deal found 8/15$196
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 10/206:51 pmSTS - SEA
1 stop4h 13mAlaska Airlines
Sun 10/265:20 amSEA - STS
1 stop3h 24mAlaska Airlines
Deal found 8/13$197
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 9/2212:59 pmSTS - SEA
1 stop8h 09mAmerican Airlines
Sat 9/276:11 amSEA - STS
1 stop6h 18mAmerican Airlines
Deal found 8/13$199

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 16, 2025.
Use the filters below to find and compare flights from Santa Rosa to Seattle that are best for you.

Fly from

Santa Rosa

Fly to

Seattle

Route

Depart

Return

Price

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 9/10

7:00 am-9:13 am

Nonstop2h 13m

Seattle/Tacoma Intl

Wed 9/17

11:30 am-1:36 pm

Nonstop2h 06m

$157

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Sat 9/6

2:28 pm-4:30 pm

Nonstop2h 02m

Seattle/Tacoma Intl

Tue 9/9

6:06 pm-8:23 pm

Nonstop2h 17m

$157

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 9/10

2:28 pm-4:30 pm

Nonstop2h 02m

Seattle/Tacoma Intl

Sat 9/13

11:30 am-1:36 pm

Nonstop2h 06m

$157

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 9/10

2:28 pm-4:30 pm

Nonstop2h 02m

Seattle/Tacoma Intl

Wed 9/17

11:30 am-1:36 pm

Nonstop2h 06m

$157

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 10/22

7:05 am-9:08 am

Nonstop2h 03m

Seattle/Tacoma Intl

Sat 10/25

7:55 pm-10:06 pm

Nonstop2h 11m

$157

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 10/1

2:28 pm-4:30 pm

Nonstop2h 02m

Seattle/Tacoma Intl

Sat 10/4

11:23 am-1:36 pm

Nonstop2h 13m

$157

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 9/10

7:00 am-9:13 am

Nonstop2h 13m

Seattle/Tacoma Intl

Sat 9/13

11:30 am-1:36 pm

Nonstop2h 06m

$157

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Sat 9/6

2:28 pm-4:30 pm

Nonstop2h 02m

Seattle/Tacoma Intl

Tue 9/9

6:06 pm-8:23 pm

Nonstop2h 17m

$157

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 11/19

12:00 pm-6:48 pm

1 stop6h 48m

$88

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Wed 9/3

7:03 am-12:54 pm

1 stop5h 51m

$88

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 16 results
1
2

Best time to book a flight from Santa Rosa to Seattle

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

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

Use this chart to determine the optimal time to book a round-trip flight from Santa Rosa to Seattle. Price data was last updated on August 8, 2025.

The best time to book flights from Santa Rosa to Seattle is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Santa Rosa to Seattle (average of $238). Flying from Santa Rosa to Seattle in June is currently the most expensive (average of $389). 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 STS to SEA?

Find hourly flight availability from Santa Rosa to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 16, 2025.

One of the essential ways to save on airfare from Santa Rosa to Seattle is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 35% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Santa Rosa to Seattle. Price data was last updated on August 10, 2025.

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

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated August 16, 2025.
See what other customers who have flown with Alaska Airlines and Hawaiian Airlines from Santa Rosa to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Hawaiian Airlines
7.8
Good
2,657 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Seattle. 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 Santa Rosa to Seattle?

    To fly from Santa Rosa to Seattle, you need to book a flight from Sonoma County (STS) to Seattle/Tacoma Intl (SEA). Nonstop flights to Seattle/Tacoma Intl from Santa Rosa Sonoma County take 2h 00m on average. When it comes time to book airfare, you have a few options: there are 3 outbound flights from Sonoma County to Seattle/Tacoma Intl offered by 2 different airlines.

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

    This flight path from Santa Rosa Sonoma County to Seattle/Tacoma Intl was viewed by 5 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 Santa Rosa to Seattle round-trip?

    Currently priced at $167, Hawaiian Airlines will fly you from Santa Rosa to Seattle and back. In addition to Hawaiian Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Alaska Airlines for as low as $176. You may be able to fly from Santa Rosa to Seattle for 44% less than the average price by searching for these airlines.

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

    No one likes to see their flight delayed. When booking a flight from Santa Rosa to Seattle consider choosing SkyWest Airlines (84%), Qatar Airways (84%) or Alaska Airlines (70%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Santa Rosa to Seattle? While on average our users pay $323, our data indicates the cheapest price to be $129. The most popular route (Santa Rosa Sonoma County - Seattle/Tacoma Intl), is priced around $157.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Santa Rosa to Seattle (average of $238). Flying from Santa Rosa to Seattle in June is currently the most expensive (average of $389). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Ocean Shores
Lakewood
Lynnwood
Lacey
Leavenworth
Renton
Olympia
Puyallup
Kent
Cle Elum
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline
Federal Way
Shelton

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Top 2 airlines flying from Santa Rosa to Seattle

Discover the top 2 airlines that operate flights from Santa Rosa to Seattle. 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 August 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$167Average$268FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$176Average$292FlexibilityNo cancel feeOn-time75%

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