$79+ 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
STS — SEA
Aug 28 — Sep 41
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Santa Rosa to Seattle 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.Cheapflights Tip: The best prices from Santa Rosa Sonoma County to Seattle/Tacoma Intl are usually found in February or October, booked 38 days in advance, depart on a Friday or Saturday and return on a Wednesday
Cheap flight deals from Santa Rosa to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Santa Rosa to SeattleExplore 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 July 29, 2026.
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 July 29, 2026.
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:05 am
STS
- SEA
1 stop5h 25m
Southwest
Tue 9/296:25 am
SEA
- STS
1 stop4h 55m
Southwest
Deal found 7/28![Southwest logo]()
$157
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:40 pm
STS
- SEA
1 stop9h 45m
Southwest
Tue 9/16:25 am
SEA
- STS
1 stop4h 55m
Southwest
Deal found 7/28![Southwest logo]()
$159
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:40 pm
STS
- SEA
2 stops8h 05m
Southwest
Sat 8/225:30 am
SEA
- STS
1 stop6h 35m
Southwest
Deal found 7/28![Southwest logo]()
$162
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:40 pm
STS
- SEA
2 stops8h 05m
Southwest
Wed 8/2612:40 pm
SEA
- STS
2 stops8h 45m
Southwest
Deal found 7/25![Southwest logo]()
$167
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:55 pm
STS
- SEA
1 stop9h 25m
Southwest
Mon 8/315:30 am
SEA
- STS
2 stops8h 50m
Southwest
Deal found 7/24![Southwest logo]()
$168
This Southwest deal was found by Cheapflights users on 7/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/212:55 pm
STS
- SEA
1 stop9h 25m
Southwest
Sat 8/295:30 am
SEA
- STS
1 stop6h 35m
Southwest
Deal found 7/26![Southwest logo]()
$172
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:00 am
STS
- SEA
2 stops12h 25m
Southwest
Tue 9/2212:40 pm
SEA
- STS
2 stops8h 50m
Southwest
Deal found 7/27![Southwest logo]()
$173
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:40 pm
STS
- SEA
2 stops8h 00m
Southwest
Mon 8/245:00 am
SEA
- STS
2 stops9h 20m
Southwest
Deal found 7/28![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/32:55 pm
STS
- SEA
1 stop9h 50m
Southwest
Sun 9/66:05 am
SEA
- STS
2 stops7h 25m
Southwest
Deal found 7/27![Southwest logo]()
$178
This Southwest deal was found by Cheapflights users on 7/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/304:50 pm
STS
- SEA
2 stops8h 45m
Southwest
Fri 11/66:45 am
SEA
- STS
1 stop7h 50m
Southwest
Deal found 7/26![Southwest logo]()
$182
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:55 pm
STS
- SEA
1 stop9h 25m
Southwest
Sat 8/225:30 am
SEA
- STS
1 stop6h 35m
Southwest
Deal found 7/24![Southwest logo]()
$193
Best flights from Santa Rosa to SeattleDiscover carefully curated flight deals from Santa Rosa to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
Discover carefully curated flight deals from Santa Rosa to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am
STS
- SEA
2 stops8h 25m
Southwest
Tue 9/19:25 am
SEA
- STS
2 stops12h 00m
Southwest
Deal found 7/25![Southwest logo]()
$167
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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.
Fri 9/185:34 pm
STS
- SEA
Nonstop2h 03m
Alaska Airlines
Sun 9/207:57 pm
SEA
- STS
Nonstop2h 02m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/212:55 pm
STS
- SEA
1 stop9h 25m
Southwest
Sun 8/235:25 pm
SEA
- STS
1 stop6h 10m
Southwest
Deal found 7/27![Southwest logo]()
$262
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 9/37:03 am
STS
- SEA
Nonstop1h 57m
Alaska Airlines
Sun 9/133:58 pm
SEA
- STS
1 stop5h 33m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$272
This Southwest deal was found by Cheapflights users on 7/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:35 am
STS
- SEA
2 stops15h 05m
Southwest
Sat 10/176:30 am
SEA
- STS
1 stop5h 30m
Southwest
Deal found 7/26![Southwest logo]()
$269
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 9/42:52 pm
STS
- SEA
1 stop3h 59m
Alaska Airlines
Sun 9/133:58 pm
SEA
- STS
1 stop5h 33m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$282
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:40 pm
STS
- SEA
2 stops8h 05m
Southwest
Mon 9/147:00 am
SEA
- STS
1 stop7h 20m
Southwest
Deal found 7/25![Southwest logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Sun 9/67:03 am
STS
- SEA
Nonstop1h 57m
Alaska Airlines
Sun 9/67:57 pm
SEA
- STS
Nonstop2h 02m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:50 pm
STS
- SEA
2 stops8h 45m
Southwest
Sun 10/185:50 pm
SEA
- STS
1 stop5h 40m
Southwest
Deal found 7/28![Southwest logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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.
Sat 8/156:26 am
STS
- SEA
1 stop15h 09m
Alaska Airlines
Tue 8/186:21 am
SEA
- STS
1 stop27h 33m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:05 am
STS
- SEA
2 stops7h 20m
Southwest
Sun 8/235:25 pm
SEA
- STS
1 stop6h 10m
Southwest
Deal found 7/24![Southwest logo]()
$328
Last-minute flights from Santa Rosa to SeattleDiscover last-minute flight deals from Santa Rosa to Seattle. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Rosa to Seattle. Data last updated July 29, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:55 pm
STS
- SEA
1 stop9h 25m
Southwest
Sat 8/225:30 am
SEA
- STS
1 stop6h 35m
Southwest
Deal found 7/24![Southwest logo]()
$193
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
STS
- SEA
2 stops9h 00m
Southwest
Thu 8/203:40 pm
SEA
- STS
2 stops6h 55m
Southwest
Deal found 7/28![Southwest logo]()
$198
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:40 pm
STS
- SEA
2 stops8h 05m
Southwest
Sat 8/225:30 am
SEA
- STS
1 stop6h 35m
Southwest
Deal found 7/28![Southwest logo]()
$162
This Southwest deal was found by Cheapflights users on 7/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/212:55 pm
STS
- SEA
1 stop9h 25m
Southwest
Sat 8/295:30 am
SEA
- STS
1 stop6h 35m
Southwest
Deal found 7/26![Southwest logo]()
$172
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:40 pm
STS
- SEA
2 stops8h 00m
Southwest
Mon 8/245:00 am
SEA
- STS
2 stops9h 20m
Southwest
Deal found 7/28![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:40 pm
STS
- SEA
2 stops8h 05m
Southwest
Wed 8/2612:40 pm
SEA
- STS
2 stops8h 45m
Southwest
Deal found 7/25![Southwest logo]()
$167
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:40 pm
STS
- SEA
1 stop9h 45m
Southwest
Tue 9/16:25 am
SEA
- STS
1 stop4h 55m
Southwest
Deal found 7/28![Southwest logo]()
$159
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:55 pm
STS
- SEA
1 stop9h 25m
Southwest
Mon 8/315:30 am
SEA
- STS
2 stops8h 50m
Southwest
Deal found 7/24![Southwest logo]()
$168
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 8/295:34 pm
STS
- SEA
Nonstop2h 03m
Alaska Airlines
Sat 9/510:54 am
SEA
- STS
Nonstop2h 02m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$197
One-way flights from Santa Rosa to SeattleSearch for one-way flight options from Santa Rosa to Seattle. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
Search for one-way flight options from Santa Rosa to Seattle. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:00 am
STS
- SEA
1 stop6h 00m
Southwest
Deal found 7/27![Southwest logo]()
$79
This Southwest deal was found by Cheapflights users on 7/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:40 pm
STS
- SEA
1 stop9h 45m
Southwest
Deal found 7/26![Southwest logo]()
$84
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:35 am
STS
- SEA
2 stops15h 05m
Southwest
Deal found 7/27![Southwest logo]()
$90
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:55 am
STS
- SEA
2 stops6h 40m
Southwest
Deal found 7/25![Southwest logo]()
$94
This Priceline deal was found by Cheapflights users on 7/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:00 am
STS
- SEA
1 stop5h 21m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$109
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:29 am
STS
- SEA
1 stop7h 23m
Delta
Deal found 7/24![Delta logo]()
$114
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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 9/95:34 pm
STS
- SEA
Nonstop2h 03m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$129
This Booking.com deal was found by Cheapflights users on 7/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:10 am
STS
- SEA
1 stop6h 29m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$149
This Orbitz deal was found by Cheapflights users on 7/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:00 am
STS
- SEA
Nonstop2h 00m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$150
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 9/42:52 pm
STS
- SEA
1 stop3h 59m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$154
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 8/2510:34 am
STS
- SEA
1 stop8h 18m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$162
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 8/246:13 am
STS
- SEA
1 stop27h 07m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$167
Find 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 July 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $157 (Southwest) |
One-way from | $79 (Southwest) |
Popular in | June |
Cheapest in | February |
Average price | $382 |
Good round-trip deal | $272 or less |
Good one-way deal | $183 or less |
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 July 29, 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
Cheapest round-trip
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Sat 8/29
6:00 am-2:25 pm
2 stops8h 25m
Seattle/Tacoma Intl
Tue 9/1
9:25 am-9:25 pm
2 stops12h 00m
$167
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Fri 9/18
5:34 pm-7:37 pm
Nonstop2h 03m
Seattle/Tacoma Intl
Sun 9/20
7:57 pm-9:59 pm
Nonstop2h 02m
$237
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Fri 8/21
2:55 pm-12:20 am
1 stop9h 25m
Seattle/Tacoma Intl
Sun 8/23
5:25 pm-11:35 pm
1 stop6h 10m
$262
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Tue 10/13
6:35 am-9:40 pm
2 stops15h 05m
Seattle/Tacoma Intl
Sat 10/17
6:30 am-12:00 pm
1 stop5h 30m
$269
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Thu 9/3
7:03 am-9:00 am
Nonstop1h 57m
Seattle/Tacoma Intl
Sun 9/13
3:58 pm-9:31 pm
1 stop5h 33m
$272
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Fri 9/4
2:52 pm-6:51 pm
1 stop3h 59m
Seattle/Tacoma Intl
Sun 9/13
3:58 pm-9:31 pm
1 stop5h 33m
$282
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Fri 9/11
4:40 pm-12:45 am
2 stops8h 05m
Seattle/Tacoma Intl
Mon 9/14
7:00 am-2:20 pm
1 stop7h 20m
$282
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Fri 10/16
4:50 pm-1:35 am
2 stops8h 45m
Seattle/Tacoma Intl
Sun 10/18
5:50 pm-11:30 pm
1 stop5h 40m
$292
Quickest round-trip
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Sun 9/6
7:03 am-9:00 am
Nonstop1h 57m
Seattle/Tacoma Intl
Sun 9/6
7:57 pm-9:59 pm
Nonstop2h 02m
$297
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Sat 8/15
6:26 am-9:35 pm
1 stop15h 09m
Seattle/Tacoma Intl
Tue 8/18
6:21 am-9:54 am
1 stop27h 33m
$303
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Santa Rosa to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santa Rosa to Seattle in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Santa Rosa-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Rosa-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Rosa-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Santa Rosa-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Rosa-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
STS-SEA
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
Prices
Airlines
How far ahead should I book a flight from Santa Rosa to Seattle?
The best time to book flights from Santa Rosa to Seattle is 37 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, February is the cheapest month in which you can book a flight from Santa Rosa to Seattle (average of $222). Flying from Santa Rosa to Seattle in June is currently the most expensive (average of $428). 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 July 29, 2026.
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 morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 21% 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 July 25, 2026.
Travelers seeking maximum savings on their Santa Rosa to Seattle flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday mornings 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 July 29, 2026.
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.
Crew
8.5
Comfort
7.8
Entertainment
7.0
Overall
7.9
Boarding
8.1
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Crew
8.5
Comfort
7.8
Entertainment
7.0
Overall
7.9
Boarding
8.1
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Crew
8.5
Comfort
7.8
Entertainment
7.0
Overall
7.9
Boarding
8.1
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Edmonds
Tukwila
Snoqualmie
Tumwater
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Shoreline
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from Santa Rosa
Popular flights
Seattle flight routes
Alternative routes for Santa Rosa to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Santa Rosa to Seattle by cabin class
Find flights from Santa Rosa to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Santa Rosa and Seattle flights
Browse other Santa Rosa and Seattle flight options. Last updated on July 29, 2026.
Other flights from Santa Rosa
Browse through other flights departing from Santa Rosa. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2026.
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 July 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$308 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$157 | Average$186 | FlexibilityNo cancel fee | On-time85% |