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$110 Cheap Flights from Eugene (EUG) to Santa Rosa (STS)

View $110 flight on Sat, Aug 22, 2026Opens in a new window

Popular airlines from Mahlon Sweet Field Airport (EUG) to Santa Rosa, CA (STS-Sonoma County)

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Cheap Flights from Eugene to Santa Rosa (EUG-STS)

Prices were available within the past 7 days and start at $110 for one-way flights and $219 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Sep 2 - Sat, Sep 5
EUG
Eugene
STS
Santa Rosa
$219 Roundtrip, just found
$219
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Sep 2 from Eugene to Santa Rosa, returning Sat, Sep 5, priced at $219 just found
Southwest Airlines
Thu, Oct 22 - Sat, Oct 24
EUG
Eugene
STS
Santa Rosa
$224 Roundtrip, just found
$224
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Oct 22 from Eugene to Santa Rosa, returning Sat, Oct 24, priced at $224 just found
Southwest Airlines
Thu, Aug 20 - Mon, Aug 24
EUG
Eugene
STS
Santa Rosa
$229 Roundtrip, found 9 hours ago
$229
Roundtrip
found 9 hours ago
Select Southwest Airlines flight, departing Thu, Aug 20 from Eugene to Santa Rosa, returning Mon, Aug 24, priced at $229 found 9 hours ago
Alaska Airlines
Wed, Sep 2 - Sat, Sep 5
EUG
Eugene
STS
Santa Rosa
$231 Roundtrip, just found
$231
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Sep 2 from Eugene to Santa Rosa, returning Sat, Sep 5, priced at $231 just found
Southwest Airlines
Thu, Aug 20 - Mon, Aug 24
EUG
Eugene
STS
Santa Rosa
$235 Roundtrip, found 9 hours ago
$235
Roundtrip
found 9 hours ago
Select Southwest Airlines flight, departing Thu, Aug 20 from Eugene to Santa Rosa, returning Mon, Aug 24, priced at $235 found 9 hours ago
Southwest Airlines
Thu, Oct 22 - Sat, Oct 24
EUG
Eugene
STS
Santa Rosa
$236 Roundtrip, just found
$236
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Oct 22 from Eugene to Santa Rosa, returning Sat, Oct 24, priced at $236 just found
Southwest Airlines
Thu, Oct 22 - Sat, Oct 24
EUG
Eugene
STS
Santa Rosa
$242 Roundtrip, just found
$242
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Oct 22 from Eugene to Santa Rosa, returning Sat, Oct 24, priced at $242 just found
Alaska Airlines
Sat, Aug 15 - Sat, Aug 22
EUG
Eugene
STS
Santa Rosa
$243 Roundtrip, found 12 hours ago
$243
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Sat, Aug 15 from Eugene to Santa Rosa, returning Sat, Aug 22, priced at $243 found 12 hours ago
Delta
Sat, Oct 24 - Mon, Oct 26
EUG
Eugene
STS
Santa Rosa
$413 Roundtrip, found 1 day ago
$413
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Oct 24 from Eugene to Santa Rosa, returning Mon, Oct 26, priced at $413 found 1 day ago
American Airlines
Wed, Aug 26 - Sun, Aug 30
EUG
Eugene
STS
Santa Rosa
$669 Roundtrip, found 13 hours ago
$669
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Wed, Aug 26 from Eugene to Santa Rosa, returning Sun, Aug 30, priced at $669 found 13 hours ago

What you need to know for your flight from Eugene to Sonoma County

Eugene (EUG) to Santa Rosa (STS) at a glance

Explore a range of options for flights from Eugene (EUG) to Santa Rosa (STS) on this convenient domestic short-haul route. Compare various airlines to discover the best itinerary that aligns with your budget and travel schedule, all while planning your visit to Santa Rosa's renowned attractions and neighborhoods. Here, you'll find essential details about flights from Eugene Airport to Sonoma County Airport, making your travel planning simpler and more efficient.

  • Fastest flight duration: around 2h 45m in-flight, plus roughly 1h 15m layover with one stop
  • Route distance: roughly 400 miles (645 km)
  • Flights per week: around 7 departures on average
  • Typical fares (one-way): economy tickets often range from $135–$455, depending on seasonality and how far ahead you book

Flights from Eugene Airport (EUG) to Sonoma County Airport (STS)

Based on the latest traveler bookings, here are the top airlines preferred for flights from Eugene to Santa Rosa, often selected for their one-stop services. Popular layover options include Portland International Airport (PDX) with about a 1 hour and 15 minute layover, Seattle-Tacoma International Airport (SEA) at approximately 1 hour and 45 minutes, and Sky Harbor International Airport (PHX) offering a longer layover of around 4 hours and 30 minutes. This variety allows you to compare prices, total travel times, and cabin classes to find the ideal itinerary.

  • Alaska Airlines: This comprehensive carrier provides one-stop service and dominates the route with about 95% of departures. One-way ticket prices generally range from $135 to $520. The flight duration is approximately 2 hours and 45 minutes, with the overall travel time, including layover, being close to 4 hours.

Alternative route from Eugene (EUG) to Santa Rosa (STS)

  • Corvallis to Santa Rosa (CVO-STS): Located approximately 27 miles from Eugene Airport (EUG), Corvallis Municipal Airport (CVO) serves as a convenient departure point.

How to find the best prices for flights from Eugene (EUG) to Santa Rosa (STS)

Getting some of the best deals on flights from Eugene to Santa Rosa is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking at least two months in advance, although most travelers tend to book between two to eight weeks ahead. Departures in the morning, from 5 a.m. to 12 p.m., generally offer lower prices and are the most popular times to fly. Additionally, flying on Saturday often results in cheaper rates, even though Friday remains the most popular travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Santa Rosa hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Sonoma County Airport from Eugene Airport

Santa Rosa welcomes travelers from Eugene with a range of transport options based on price, convenience, and proximity. Santa Rosa city center is approximately a 10-minute drive (covering about 9 miles) from Sonoma County Airport, depending on traffic. Here's how to reach Santa Rosa efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Santa Rosa, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Sonoma County Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Sonoma County Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Sonoma County Airport, Santa Rosa Station, a train station, is located about 7.6 miles away by car, offering convenient access for travelers heading to their next destination.

Frequently asked questions

How much does a flight from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County) cost?
You can find cheap one-way flights from $110 and cheap return flights from $219 Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County) with Expedia. One-way flights generally range between $231 and $969, and roundtrip flights usually range from $381 to $1444. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County)?
The cheapest month to fly from EUG to STS is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County)?
Enter EUG to STS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County)?
To find a cheap flight from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from EUG to STS. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County)?
For flights from Eugene, OR (EUG) to Santa Rosa, CA (STS), the most popular departure times are in the early morning, from 6am to 9am. About 31% of passengers prefer this time window. Many major carriers, including Alaska Airlines and United Airlines, offer flights during this period. This timing is favored as it allows you to make the most of your day in Santa Rosa.
How long does it take to fly from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County)?
Flights from EUG to STS with one stop typically take around 7 hours 20 minutes, covering approximately 388 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County)?
First class seats are offered on the EUG to STS route with American Airlines.
How do I earn miles on a Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County) flight with Expedia?
It's easy to earn miles on a Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Santa Rosa from Mahlon Sweet Field (EUG)?
From Mahlon Sweet Field (EUG), you can fly into Sonoma County (STS) to reach Santa Rosa. Some flights may connect through major hubs like San Francisco Intl. (SFO), Seattle - Tacoma Intl. (SEA), Salt Lake City Intl. (SLC) before reaching Santa Rosa. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County) at the last minute?
Typically, booking a last minute flight from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County) flight and hotel package?
Securing a Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County)?
If you booked your Eugene, OR (EUG) to Santa Rosa, CA (STS-Sonoma County) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Eugene
Destination airport
Sonoma County
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines
Roundtrip price
$218
Distance
388 mi

Book with confidence

Eugene to Santa Rosa Flights

The cheapest times to fly from Eugene to Santa Rosa

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 Eugene to Santa Rosa are during the month of September. You can find some of the cheapest flights from Eugene to Santa Rosa with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Eugene to Santa Rosa: 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 Eugene to Santa Rosa

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 Eugene to Santa Rosa in 2026. You can also book with separate airlines for your outbound and return journeys, from $110 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 Eugene to Santa Rosa 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 Eugene to Santa Rosa 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.

 

Eugene to Santa Rosa Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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