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$198 Cheap Flights from Boston (BOS) to Santa Rosa (STS)

View $198 flight on Wed, Dec 2, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Santa Rosa, CA (STS-Sonoma County)

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Cheap Flights from Boston to Santa Rosa (BOS-STS)

Prices were available within the past 7 days and start at $198 for one-way flights and $395 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Sat, Nov 14 - Thu, Nov 19
BOS
Boston
STS
Santa Rosa
$395 Roundtrip, found 4 days ago
$395
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sat, Nov 14 from Boston to Santa Rosa, returning Thu, Nov 19, priced at $395 found 4 days ago
Southwest Airlines
Wed, Dec 2 - Wed, Jan 6
BOS
Boston
STS
Santa Rosa
$408 Roundtrip, found 3 days ago
$408
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Wed, Dec 2 from Boston to Santa Rosa, returning Wed, Jan 6, priced at $408 found 3 days ago
American Airlines
Wed, Dec 2 - Wed, Jan 6
BOS
Boston
STS
Santa Rosa
$413 Roundtrip, found 3 days ago
$413
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Dec 2 from Boston to Santa Rosa, returning Wed, Jan 6, priced at $413 found 3 days ago
Southwest Airlines
Sat, Nov 14 - Thu, Nov 19
BOS
Boston
STS
Santa Rosa
$416 Roundtrip, found 4 days ago
$416
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sat, Nov 14 from Boston to Santa Rosa, returning Thu, Nov 19, priced at $416 found 4 days ago
Southwest Airlines
Wed, Dec 9 - Wed, Dec 16
BOS
Boston
STS
Santa Rosa
$418 Roundtrip, found 12 hours ago
$418
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Wed, Dec 9 from Boston to Santa Rosa, returning Wed, Dec 16, priced at $418 found 12 hours ago
Alaska Airlines
Sat, Oct 24 - Sat, Nov 7
BOS
Boston
STS
Santa Rosa
$418 Roundtrip, found 6 days ago
$418
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Oct 24 from Boston to Santa Rosa, returning Sat, Nov 7, priced at $418 found 6 days ago
Alaska Airlines
Wed, Nov 4 - Mon, Nov 9
BOS
Boston
STS
Santa Rosa
$419 Roundtrip, found 5 days ago
$419
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Nov 4 from Boston to Santa Rosa, returning Mon, Nov 9, priced at $419 found 5 days ago
Southwest Airlines
Wed, Dec 2 - Wed, Jan 6
BOS
Boston
STS
Santa Rosa
$420 Roundtrip, found 3 days ago
$420
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Wed, Dec 2 from Boston to Santa Rosa, returning Wed, Jan 6, priced at $420 found 3 days ago
Alaska Airlines
Sat, Oct 31 - Sat, Nov 7
BOS
Boston
STS
Santa Rosa
$423 Roundtrip, found 12 hours ago
$423
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Sat, Oct 31 from Boston to Santa Rosa, returning Sat, Nov 7, priced at $423 found 12 hours ago
Delta
Sat, Oct 31 - Sat, Nov 14
BOS
Boston
STS
Santa Rosa
$433 Roundtrip, found 21 hours ago
$433
Roundtrip
found 21 hours ago
Select Delta flight, departing Sat, Oct 31 from Boston to Santa Rosa, returning Sat, Nov 14, priced at $433 found 21 hours ago

Alternative airports near Santa Rosa

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

Select flight to Sonoma County STS. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $825
STS
Sonoma County
CheapestClosest
Average driving time to city center10 min
Flights from $825

What you need to know for your flight from Logan Intl. to Sonoma County

Boston (BOS) to Santa Rosa (STS) at a glance

Explore a range of airlines offering flights from Boston (BOS) to Santa Rosa (STS) on this domestic long-haul journey. Compare options from full-service carriers to identify the itinerary that aligns with your budget and schedule while discovering the iconic sights and neighborhoods of Santa Rosa. Get the essential details for flights from Logan International Airport (BOS) to Sonoma County Airport (STS) as you plan your next adventure.

  • Fastest flight duration: around 8h 15m in-flight, plus roughly 1 hour layover with one stop
  • Route distance: roughly 2,700 miles (4,350 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $150–$530, depending on seasonality and how far ahead you book

Flights from Logan International Airport (BOS) to Sonoma County Airport (STS)

Based on the latest traveler bookings, here are the top airlines favored for one-stop flights from Boston to Santa Rosa. Many travelers opt for layovers at Sky Harbor International Airport (PHX, about 1 hour and 15 minutes), San Diego International Airport (SAN, approximately 45 minutes), and Seattle-Tacoma International Airport (SEA, around 40 minutes). These options allow you to tailor your journey by considering price, overall travel duration, and cabin class to secure the best itinerary for your trip.

  • American Airlines: This comprehensive carrier dominates the route with about 72% of departures. Their one-stop service offers one-way fares generally between $150 and $755. You'll experience an in-flight duration of 8 hours and 15 minutes, leading to a total travel time of approximately 9 hours and 15 minutes, including layover time.
  • Alaska Airlines: Representing around 26% of the departures, Alaska Airlines also provides one-stop service with one-way ticket prices usually ranging from $180 to $525. Travelers can expect an in-flight time of 8 hours and 15 minutes, resulting in a complete journey time of roughly 9 hours and 15 minutes, factoring in the layover.

Alternative routes from Boston (BOS) to Santa Rosa (STS)

  • Boston to Novato (BOS-NOT): Gnoss Field Airport (NOT) lies approximately 29 miles from Sonoma County Airport (STS).
  • Boston to Napa (BOS-APC): Napa Valley Airport (APC) is located about 35 miles from Sonoma County Airport (STS).
  • Boston to Vacaville (BOS-VCB): Nut Tree Airport (VCB) can be found roughly 47 miles from Sonoma County Airport (STS).

How to find the best prices for flights from Boston (BOS) to Santa Rosa (STS)

Getting some of the best deals on flights from Boston 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 2-8 weeks in advance, which aligns with when most travelers make their reservations. Morning departures between 5 am and 12 pm tend to offer lower prices and are also the most popular flight times. Additionally, flying on Tuesday generally provides better deals, while Wednesday 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 Logan International Airport

Santa Rosa welcomes travelers from Boston 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, providing convenient access to rail travel into the city.

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County) cost?
You can find cheap one-way flights from $198 and cheap return flights from $395 Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County) with Expedia. One-way flights usually range from $296 to $1121, and return flights typically cost between $393 and $1716. 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 Boston, MA (BOS-Logan Intl.) 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 Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County)?
The cheapest month to fly from BOS to STS is November 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 Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County)?
Enter BOS to STS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County)?
American Airlines is one of the cheapest airlines offering connecting flights from Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County), with round-trip tickets starting from around $264.36 with a layover in Charlotte-Douglas Intl. (CLT). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) 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 Boston, MA (BOS-Logan Intl.) 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 Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County)?
The earliest flight from Boston (BOS) to Santa Rosa (STS) usually departs at around 5:00 AM, operated by American Airlines. This seasonal service runs during June, July, and August, giving you a chance to enjoy a full day in Santa Rosa. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County)?
The most popular departure times for flights from Boston (BOS) to Santa Rosa (STS) are in the early morning, from 6am to 9am. About 57% of passengers prefer this time window. Many major carriers, including American Airlines, Alaska Airlines, and Alaska Airlines, offer flights during this window. This timing works well because it allows you to start your day early and arrive in Santa Rosa with plenty of time to enjoy the afternoon.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County)?
A flight from BOS to STS with a layover takes around 9 hours 20 minutes, with the route covering approximately 2,694 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 Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County)?
First class seats are offered on the BOS to STS route with American Airlines.
How do I earn miles on a Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) 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 Logan Intl. (BOS)?
If you're planning to travel to Santa Rosa from Logan Intl. (BOS), you can fly into Sonoma County (STS) Some flights may connect through major hubs like O'Hare Intl. (ORD), Seattle - Tacoma Intl. (SEA), San Francisco Intl. (SFO) 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 Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) 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 Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) 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 Boston, MA (BOS-Logan Intl.) to Santa Rosa, CA (STS-Sonoma County)?
If you booked your Boston, MA (BOS-Logan Intl.) 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
Logan Intl.
Destination airport
Sonoma County
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines
Roundtrip price
$392
Distance
2694 mi

Book with confidence

Boston to Santa Rosa Flights

The cheapest times to fly from Boston 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 Boston to Santa Rosa are during the month of November. You can find some of the cheapest flights from Boston to Santa Rosa with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Boston 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 Boston 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 Boston to Santa Rosa in 2026. You can also book with separate airlines for your outbound and return journeys, from $198 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 Boston 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 Boston 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.

 

Boston to Santa Rosa Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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