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CA $259 Cheap Flights from Santa Rosa (STS) to Bellingham (BLI)

View CA $259 flight on Tue, Nov 10, 2026Opens in a new window

Popular airlines from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)

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Cheap flights from Santa Rosa (STS) to Bellingham (BLI)

Prices were available within the past 7 days and start at CA $259 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.) cost?
You can find one-way and return flights from STS to BLI with Expedia. 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 our cheapest fares first, and use the Price Tracking tool to receive alerts when STS to BLI ticket fares go up or down.
What is the cheapest month to fly from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
The cheapest months to fly from STS to BLI are typically during off-peak season 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 are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
Enter STS to BLI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
American Airlines is one of the cheapest airlines offering connecting return flights from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.), with tickets starting from around CA$615 for flights that can be booked for departure within the next year. These flights typically include a layover in Sky Harbor Intl. (PHX). Prices are per adult for economy/coach class. 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.
How do I find cheap flights from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
To find a cheap flight from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.), 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 Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
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.
How many flights per day from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
There is approximately 1 connecting flight per day from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.). Some common connection points include Portland Intl. (PDX), San Diego Intl. (SAN), and Los Angeles Intl. (LAX).
What is the earliest flight from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
The earliest flight from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.) typically departs around 6:00 AM. This service is offered by airlines such as Alaska Airlines and American Airlines. This is a seasonal service, active only in June. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
You'll typically find the most flights from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.) on a Tuesday, with around 16 flights available. This gives you a good selection for your travel plans. Major airlines on this route include Alaska Airlines and American Airlines. Flight schedules are fairly consistent throughout the week, with Tuesdays having slightly more options compared to other days.
What are the most popular departure times for flights from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
The most popular departure times for flights from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.) are in the evening, from 6pm to 9pm. Many travelers prefer this time because it allows you to finish your day before heading to the airport. Alaska Airlines offers flights during this window.
How long does it take to fly from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
There are no nonstop or one-stop flights from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.). Flights with two or more stops typically take around 11 hours to cover the approximately 1,144-kilometre distance. Keep in mind that actual travel times can vary based on your specific routing, layover durations, and factors like wind patterns.
Can you fly business or first class from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
You can fly business class or first class between STS and BLI. First class cabins are available on Alaska Airlines and American Airlines.
How do I earn miles on a Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.) flight with Expedia?
It's easy to earn miles on a Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.) 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 Bellingham, WA (BLI) from Santa Rosa, CA (STS)?
If you're planning to travel to Bellingham from Sonoma County (STS), you can fly directly into Bellingham International Airport (BLI). Some flights may connect through major hubs like San Diego International Airport (SAN), Los Angeles International Airport (LAX), or Portland International Airport (PDX) before reaching Bellingham. 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 Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.) at the last minute?
Typically, booking a last minute flight from Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.) 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 Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.) flight and hotel package?
Securing a Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.) 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 Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.)?
If you booked your Santa Rosa, CA (STS-Sonoma County) to Bellingham, WA (BLI-Bellingham Intl.) 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
Sonoma County
Destination airport
Bellingham Intl.
Distance
1137 km

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Windsor to Bellingham Flights

The easy way to book your flights from Santa Rosa to Bellingham 

With Expedia, it’s simple to find and book flights to Bellingham from Santa Rosa whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 7 airlines that cover this route. There are nonstop flights to Bellingham Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Santa Rosa to Bellingham today, tomorrow, or this week.  

 

Save dollars with cheap flights from Sonoma County, STS to Bellingham Intl., BLI 

Sort your search results by price to find great deals on your flight from Santa Rosa to Bellingham—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Bellingham from Santa Rosa currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Bellingham  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Bellingham from Santa Rosa 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Bellingham with Expedia today.

Windsor to Bellingham Flights

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