$318+ Cheap flights from Santa Rosa to Bellingham (STS - BLI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
STS — BLI
Nov 14 — Nov 211
Round-trip
1 adult, Economy
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Find cheap flights from Santa Rosa to Bellingham 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 Santa Rosa to Bellingham
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Best
Last-minute
One-way
Cheapest flights from Santa Rosa to BellinghamExplore the most affordable flight options available from Santa Rosa to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 15, 2026.
Explore the most affordable flight options available from Santa Rosa to Bellingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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 11/98:20 pm -
2 stops26h 10m
Mon 11/167:29 pm -
2 stops27h 09m
Deal found 10/13![Alaska Airlines logo]()
$529
This Alaska Airlines deal was found by Cheapflights users on 10/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:12 pm -
1 stop3h 47m
Mon 11/308:21 am -
1 stop24h 36m
Deal found 10/11![Alaska Airlines logo]()
$604
This Expedia deal was found by Cheapflights users on 10/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:37 pm -
1 stop3h 58m
Tue 11/37:29 pm -
1 stop16h 49m
Deal found 10/12![Alaska Airlines logo]()
$609
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 11/258:12 pm -
1 stop3h 47m
Sun 11/297:24 pm -
1 stop17h 34m
Deal found 10/14![Alaska Airlines logo]()
$667
This Alaska Airlines deal was found by Cheapflights users on 10/10. 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 10/304:35 pm -
2 stops30h 00m
Tue 11/37:29 pm -
2 stops27h 09m
Deal found 10/10![Alaska Airlines logo]()
$669
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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.
Thu 10/296:37 pm -
1 stop3h 58m
Mon 11/27:29 pm -
1 stop16h 49m
Deal found 10/14![Alaska Airlines logo]()
$681
Best flights from Santa Rosa to BellinghamDiscover carefully curated flight deals from Santa Rosa to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 15, 2026.
Discover carefully curated flight deals from Santa Rosa to Bellingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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 11/98:20 pm -
2 stops26h 10m
Mon 11/167:29 pm -
2 stops27h 09m
Deal found 10/13![Alaska Airlines logo]()
$529
This Alaska Airlines deal was found by Cheapflights users on 10/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:12 pm -
1 stop3h 47m
Mon 11/308:21 am -
1 stop24h 36m
Deal found 10/11![Alaska Airlines logo]()
$604
This Expedia deal was found by Cheapflights users on 10/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:37 pm -
1 stop3h 58m
Tue 11/37:29 pm -
1 stop16h 49m
Deal found 10/12![Alaska Airlines logo]()
$609
This Alaska Airlines deal was found by Cheapflights users on 10/10. 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 10/304:35 pm -
2 stops30h 00m
Tue 11/37:29 pm -
2 stops27h 09m
Deal found 10/10![Alaska Airlines logo]()
$669
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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.
Thu 10/296:37 pm -
1 stop3h 58m
Mon 11/27:29 pm -
1 stop16h 49m
Deal found 10/14![Alaska Airlines logo]()
$681
Last-minute flights from Santa Rosa to BellinghamDiscover last-minute flight deals from Santa Rosa to Bellingham. Data last updated October 15, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Rosa to Bellingham. Data last updated October 15, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 10/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:37 pm -
1 stop3h 58m
Tue 11/37:29 pm -
1 stop16h 49m
Deal found 10/12![Alaska Airlines logo]()
$609
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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.
Thu 10/296:37 pm -
1 stop3h 58m
Mon 11/27:29 pm -
1 stop16h 49m
Deal found 10/14![Alaska Airlines logo]()
$681
This Alaska Airlines deal was found by Cheapflights users on 10/10. 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 10/304:35 pm -
2 stops30h 00m
Tue 11/37:29 pm -
2 stops27h 09m
Deal found 10/10![Alaska Airlines logo]()
$669
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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 11/98:20 pm -
2 stops26h 10m
Mon 11/167:29 pm -
2 stops27h 09m
Deal found 10/13![Alaska Airlines logo]()
$529
This Alaska Airlines deal was found by Cheapflights users on 10/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:12 pm -
1 stop3h 47m
Mon 11/308:21 am -
1 stop24h 36m
Deal found 10/11![Alaska Airlines logo]()
$604
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 11/258:12 pm -
1 stop3h 47m
Sun 11/297:24 pm -
1 stop17h 34m
Deal found 10/14![Alaska Airlines logo]()
$667
One-way flights from Santa Rosa to BellinghamSearch for one-way flight options from Santa Rosa to Bellingham. Find affordable one-way fares based on user searches. Data last updated October 15, 2026.
Search for one-way flight options from Santa Rosa to Bellingham. Find affordable one-way fares based on user searches. Data last updated October 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:06 pm -
1 stop6h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Alaska Airlines logo]()
$318
This American Airlines deal was found by Cheapflights users on 10/11. 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.
Tue 10/201:10 pm -
2 stops10h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![American Airlines logo]()
$413
This Alaska Airlines deal was found by Cheapflights users on 10/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:06 pm -
1 stop25h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Alaska Airlines logo]()
$622
This Kiwi.com deal was found by Cheapflights users on 10/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:00 am -
3 stops54h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$693
This Kiwi.com deal was found by Cheapflights users on 10/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:06 pm -
3 stops43h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$893
Find flight deals from Santa Rosa to Bellingham
Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Bellingham (BLI). 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 October 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $529 (Alaska Airlines) |
One-way from | $318 (Alaska Airlines) |
Popular in | July |
Cheapest in | March |
Average price | $632 |
Cheapflights Fare Finder
Customize your flight search to find flights from Santa Rosa to Bellingham 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 7,457,451 searches. Data last updated October 15, 2026.
Use the filters below to find and compare flights from Santa Rosa to Bellingham that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Santa RosaBellingham
STS Santa Rosa Sonoma County - BLI Bellingham
STSBLI
Santa Rosa Sonoma County
Wed 10/21
5:06 pm-11:53 pm
1 stop6h 47m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$318
Santa RosaBellingham
STS Santa Rosa Sonoma County - BLI Bellingham
STSBLI
Santa Rosa Sonoma County
Tue 10/20
1:10 pm-11:53 pm
2 stops10h 43m
Bellingham
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$413
Santa RosaBellingham
STS Santa Rosa Sonoma County - BLI Bellingham
STSBLI
Santa Rosa Sonoma County
Mon 11/9
8:20 pm-10:30 pm
2 stops26h 10m
Bellingham
Mon 11/16
7:29 pm-10:38 pm
2 stops27h 09m
$529
Santa RosaBellingham
STS Santa Rosa Sonoma County - BLI Bellingham
STSBLI
Santa Rosa Sonoma County
Tue 11/24
8:12 pm-11:59 pm
1 stop3h 47m
Bellingham
Mon 11/30
8:21 am-8:57 am
1 stop24h 36m
$604
Santa RosaBellingham
STS Santa Rosa Sonoma County - BLI Bellingham
STSBLI
Santa Rosa Sonoma County
Thu 10/29
6:37 pm-10:35 pm
1 stop3h 58m
Bellingham
Tue 11/3
7:29 pm-12:18 pm
1 stop16h 49m
$609
Santa RosaBellingham
STS Santa Rosa Sonoma County - BLI Bellingham
STSBLI
Santa Rosa Sonoma County
Fri 10/30
4:35 pm-10:35 pm
2 stops30h 00m
Bellingham
Tue 11/3
7:29 pm-10:38 pm
2 stops27h 09m
$669
Santa RosaBellingham
STS Santa Rosa Sonoma County - BLI Bellingham
STSBLI
Santa Rosa Sonoma County
Thu 10/29
6:37 pm-10:35 pm
1 stop3h 58m
Bellingham
Mon 11/2
7:29 pm-12:18 pm
1 stop16h 49m
$681
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Santa Rosa-Bellingham flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Rosa-Bellingham flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Rosa-Bellingham flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Santa Rosa-Bellingham 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-Bellingham 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 Bellingham
Have a flexible travel schedule? Discover the best time to fly to Bellingham from Santa Rosa with our price prediction graph.
STS-BLI
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.
Related info for your journey
Find useful and relevant information for your journey from Santa Rosa to Bellingham. 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 Bellingham?
Book flights to Bellingham if you plan to visit one of these locationsMount Vernon
Ferndale
Blaine
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