$235 Cheap Flights from Santa Rosa (STS) to Flagstaff (FLG)

View $235 flight on Thu, Oct 16, 2025Opens in a new window

Popular airlines from Santa Rosa, CA (STS-Sonoma County) to Flagstaff Pulliam Field (FLG)

Cheap Flights from Santa Rosa to Flagstaff (STS-FLG)

Prices were available within the past 7 days and start at $235 for one-way flights and $376 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Feb 23 - Fri, Feb 27
STS
Santa Rosa
FLG
Flagstaff
$376 Roundtrip, found 1 day ago
$376
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Feb 23 from Santa Rosa to Flagstaff, returning Fri, Feb 27, priced at $376 found 1 day ago
American Airlines
Thu, Feb 26 - Mon, Mar 2
STS
Santa Rosa
FLG
Flagstaff
$406 Roundtrip, found 1 day ago
$406
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Feb 26 from Santa Rosa to Flagstaff, returning Mon, Mar 2, priced at $406 found 1 day ago
American Airlines
Mon, Feb 23 - Mon, Mar 2
STS
Santa Rosa
FLG
Flagstaff
$426 Roundtrip, found 1 day ago
$426
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Feb 23 from Santa Rosa to Flagstaff, returning Mon, Mar 2, priced at $426 found 1 day ago
American Airlines
Mon, Feb 2 - Sun, Feb 22
STS
Santa Rosa
FLG
Flagstaff
$446 Roundtrip, found 3 days ago
$446
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Feb 2 from Santa Rosa to Flagstaff, returning Sun, Feb 22, priced at $446 found 3 days ago
American Airlines
Tue, Mar 17 - Sat, Mar 21
STS
Santa Rosa
FLG
Flagstaff
$456 Roundtrip, found 3 days ago
$456
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Mar 17 from Santa Rosa to Flagstaff, returning Sat, Mar 21, priced at $456 found 3 days ago
American Airlines
Tue, Mar 17 - Fri, Mar 20
STS
Santa Rosa
FLG
Flagstaff
$466 Roundtrip, found 3 days ago
$466
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Mar 17 from Santa Rosa to Flagstaff, returning Fri, Mar 20, priced at $466 found 3 days ago
American Airlines
Mon, Feb 23 - Sat, Feb 28
STS
Santa Rosa
FLG
Flagstaff
$471 Roundtrip, found 1 day ago
$471
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Feb 23 from Santa Rosa to Flagstaff, returning Sat, Feb 28, priced at $471 found 1 day ago
American Airlines
Thu, Feb 26 - Mon, Mar 2
STS
Santa Rosa
FLG
Flagstaff
$476 Roundtrip, found 1 day ago
$476
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Feb 26 from Santa Rosa to Flagstaff, returning Mon, Mar 2, priced at $476 found 1 day ago
American Airlines
Mon, Feb 23 - Wed, Mar 4
STS
Santa Rosa
FLG
Flagstaff
$486 Roundtrip, found 1 day ago
$486
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Feb 23 from Santa Rosa to Flagstaff, returning Wed, Mar 4, priced at $486 found 1 day ago
American Airlines
Wed, Feb 4 - Sun, Feb 22
STS
Santa Rosa
FLG
Flagstaff
$496 Roundtrip, found 3 days ago
$496
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Feb 4 from Santa Rosa to Flagstaff, returning Sun, Feb 22, priced at $496 found 3 days ago

Alternative airports near Flagstaff

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Flagstaff Pulliam Field FLG. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $591
FLG
Flagstaff Pulliam Field
CheapestClosest
Average driving time to city center9 min
Flights from $591

Frequently asked questions

How much does a flight from Sonoma County Airport (STS) to Flagstaff Pulliam Field Airport (FLG) cost?
Get a cheap one-way flight from $235 or cheap return flight from $376 from Sonoma County Airport (STS) to Flagstaff Pulliam Field Airport (FLG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Sonoma County Airport (STS) to Flagstaff Pulliam Field Airport (FLG)?
Planning your getaway for February may help you find better deals, as it's the cheapest month for flights between STS and FLG. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Sonoma County Airport (STS) to Flagstaff Pulliam Field Airport (FLG)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest STS to FLG flight.
How many flights per day from Sonoma County Airport (STS) to Flagstaff Pulliam Field Airport (FLG)?
You'll have to take a flight with a layover if you're traveling from Sonoma County Airport (STS) to Flagstaff Pulliam Field Airport (FLG). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from STS to FLG?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sonoma County Airport (STS) to Flagstaff Pulliam Field Airport (FLG)?
Book a flight from Sonoma County Airport (STS) to Flagstaff Pulliam Field Airport (FLG) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sonoma County Airport (STS) to Flagstaff Pulliam Field Airport (FLG) last-minute?
Booking your flight from STS to FLG just before your getaway is generally more expensive. However, if there's some wiggle room with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a STS to FLG flight and hotel package?
Compared with arranging flights and hotels separately, booking a STS to FLG flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place takes the hassle out of travel planning. Just secure your flights and select from our wide range of hotels, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Sonoma County Airport (STS) to Flagstaff Pulliam Field Airport (FLG)?
If you booked your STS to FLG flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Sonoma County
Destination airport
Flagstaff Pulliam Field
Airlines serving
American Airlines
Roundtrip price
$375
Distance
657 mi

Book with confidence

Book with confidence

Santa Rosa to Flagstaff Flights

The cheapest times to fly from Santa Rosa to Flagstaff

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Santa Rosa to Flagstaff are during the month of February. You can find some of the cheapest flights from Santa Rosa to Flagstaff with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Santa Rosa to Flagstaff

Sunday is one of the best days to book for cheap flights from Santa Rosa to Flagstaff: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Santa Rosa to Flagstaff

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Santa Rosa to Flagstaff in 2025. You can also book with separate airlines for your outbound and return journeys, from $235 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Santa Rosa to Flagstaff flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Santa Rosa to Flagstaff airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Santa Rosa to Flagstaff Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.