Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Portland to San Francisco
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Hawaiian Airlines flights from Portland to Santa Rosa
Our best Hawaiian Airlines deals on Portland to Santa Rosa flight tickets
Alaska Airlines flights from Portland to Santa Rosa
Our best Alaska Airlines deals on Portland to Santa Rosa flight tickets
See travel insights to San Francisco from
How to get the cheapest flight ticket from Portland to Santa Rosa
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Santa Rosa?
If you are unable to visit Santa Rosa during the month of April, then departing from Portland during the month September is also very affordable. Most momondo users find prices during this month for around $281.
What is the cheapest day to depart on your flight to Santa Rosa?
Our data shows that Wednesday is the least expensive day to fly to Santa Rosa. Tickets to fly out on this day can be as low as $279. On the other hand, Sunday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $346.
What is the cheapest time of day to depart on your flight to Santa Rosa?
Our data shows that the cheapest Portland to Santa Rosa flights are usually those with departure times in the evening. Our users have found flights to Santa Rosa in the evening for as low as $159. Flights at noon are often more expensive with an average ticket price of $496.
What is the cheapest Portland to Santa Rosa Sonoma County flight route?
Fly from Portland to Santa Rosa Sonoma County for the best Portland - Santa Rosa Sonoma County flight prices
How far in advance should I book a flight to Santa Rosa?
You are more likely to see cheaper flights to Santa Rosa from Portland when booking 24 weeks ahead of your departure date. In general, you can expect to find flights to Santa Rosa for around $308 when searching 24 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santa Rosa from Portland for as low as $34 on momondo.
What cabin class options are available on Portland to Santa Rosa Sonoma County flights?
There are 3 cabin classes available to choose from on Portland to Santa Rosa Sonoma County flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Portland to Santa Rosa Sonoma County?
Alaska Airlines, Hawaiian Airlines, and American Airlines are the most popular carriers operating from Portland to Santa Rosa Sonoma County
What airlines fly to Santa Rosa?
Alaska Airlines, Frontier and United Airlines are the top three most popular airlines that fly to Santa Rosa from Portland according to our data. Alaska Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Santa Rosa. Keep in mind that there are 7 different airlines that fly to Santa Rosa on a routine basis, so you have a few additional options to choose from.
How many flights depart from Portland to Santa Rosa on average per day?
4 flights are operational daily from Portland to Santa Rosa as of April 2025. The most popular departure time for this route is 7:00AM, with 50% of flights per day taking off at noon.
How many flights depart from Portland to Santa Rosa on average per week?
The number of flights available between Portland and Santa Rosa is 28 per week as of April 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.
When to book flights from Portland to Santa Rosa
Cheap Portland to Santa Rosa (PDX to STS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to Santa Rosa
How far is Portland to Santa Rosa Sonoma County by plane?
The straight-line distance from Portland to Santa Rosa Sonoma County is 489.0 mi. By plane, this route typically takes 1h 35m.
When did momondo last update prices for flights from Portland Airport to Santa Rosa Sonoma County Airport?
Prices for flights from Portland Airport to Santa Rosa Sonoma County Airport are updated daily.
How many operators does momondo search for flights from Portland Airport to Santa Rosa Sonoma County Airport?
As of April 2025, there is 1 operator available to choose from for flights from Portland Airport to Santa Rosa Sonoma County Airport.
How old do you have to be to fly from Portland Airport to Santa Rosa Sonoma County Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Santa Rosa Sonoma County Airport.
What documentation or ID do you need to fly to Santa Rosa Sonoma County Airport?
The travel and health documents required for your trip to Santa Rosa Sonoma County Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Santa Rosa Sonoma County Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Portland to Santa Rosa?
momondo data reveals that the most frequently booked plane model on the route from Portland to Santa Rosa is Embraer 175, representing 60.12% of all bookings. The subsequent popular models are Boeing 737-900 at 6.55%, Boeing 737-800 Passenger/BBJ2 (winglets) at 5.95%, and Boeing 737 MAX 9 at 5.36%.
What is the most popular airline from Portland to Santa Rosa?
Based on momondo bookings for flights between Portland and Santa Rosa, the leading airline is Alaska Airlines, making up 100% of the total bookings.
Best airlines flying from Portland to Santa Rosa
Compare and see reviews for airlines that fly from Portland to Santa Rosa with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $176 | Free Cancellation | Rating 8.0 9,847 reviews |
Alaska Airlines Flights From Portland to Santa Rosa
Across 14 Alaska Airlines flights from Portland to Santa Rosa this week, the average price was $320, with the best Alaska Airlines deals starting from $176 round-trip. 9,847 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Portland to Santa Rosa?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Santa Rosa for you.
Can I find flights from Portland to Santa Rosa with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Santa Rosa from Portland with this policy.
How can momondo help me find flights from Portland to Santa Rosa?
Once you have performed a search for Portland to Santa Rosa flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Portland to Santa Rosa right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Portland to Santa Rosa flights. All you need is a valid email address and we will do the rest; it is that quick and easy.