$651+ Cheap flights from Flagstaff to Santa Rosa (FLG - STS)
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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
FLG — STS
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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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
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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 Flagstaff to Santa Rosa
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Cheapest flights from Flagstaff to Santa RosaExplore the most affordable flight options available from Flagstaff to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Flagstaff to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:34 am -
1 stop5h 19m
Sun 10/184:23 pm -
1 stop5h 00m
Deal found 9/10![American Airlines logo]()
$651
Best flights from Flagstaff to Santa RosaDiscover carefully curated flight deals from Flagstaff to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Flagstaff to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:34 am -
1 stop5h 19m
Sun 10/184:23 pm -
1 stop5h 00m
Deal found 9/10![American Airlines logo]()
$651
Last-minute flights from Flagstaff to Santa RosaDiscover last-minute flight deals from Flagstaff to Santa Rosa. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Flagstaff to Santa Rosa. Data last updated September 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:34 am -
1 stop5h 19m
Sun 10/184:23 pm -
1 stop5h 00m
Deal found 9/10![American Airlines logo]()
$651
Find flight deals from Flagstaff to Santa Rosa
Discover tips and strategies to find the most affordable flight options for your journey from Flagstaff (FLG) 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 September 10, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $651 (American Airlines) |
Popular in | March |
Cheapest in | February |
Average price | $705 |
Cheapflights Fare Finder
Customize your flight search to find flights from Flagstaff 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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Flagstaff to Santa Rosa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
FlagstaffSanta Rosa
FLG Flagstaff Pulliam - STS Santa Rosa Sonoma County
FLGSTS
Flagstaff Pulliam
Fri 10/16
10:34 am-3:53 pm
1 stop5h 19m
Santa Rosa Sonoma County
Sun 10/18
4:23 pm-9:23 pm
1 stop5h 00m
$651
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Flagstaff-Santa Rosa flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Flagstaff-Santa Rosa flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Flagstaff-Santa Rosa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Flagstaff-Santa Rosa flights, Cheapflights users trust Expedia the most. Expedia 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 Flagstaff-Santa Rosa 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 Flagstaff to Santa Rosa
Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Flagstaff with our price prediction graph.
FLG-STS
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 Flagstaff to Santa Rosa. 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 Santa Rosa?
Book flights to Santa Rosa if you plan to visit one of these locationsFort Bragg
Ukiah
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