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£125 Cheap Flights from Boston (BOS) to Boise (BOI)

View £125 flight on Wed, 9 Sept 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Boise Airport (BOI)

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Cheap Flights from Boston (BOS) to Boise (BOI)

Prices were available within the past 7 days and start at £125 for one-way flights and £285 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, 18 Sept - Fri, 25 Sept
BOS
Boston
BOI
Boise
£285 Return, found 2 days ago
£285
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 18 Sept from Boston to Boise, returning Fri, 25 Sept, priced at £285 found 2 days ago
Alaska Airlines
Wed, 9 Sept - Sun, 13 Sept
BOS
Boston
BOI
Boise
£302 Return, found 4 days ago
£302
Return
found 4 days ago
Select Alaska Airlines flight, departing Wed, 9 Sept from Boston to Boise, returning Sun, 13 Sept, priced at £302 found 4 days ago
Alaska Airlines
Thu, 10 Sept - Sun, 13 Sept
BOS
Boston
BOI
Boise
£309 Return, found 4 days ago
£309
Return
found 4 days ago
Select Alaska Airlines flight, departing Thu, 10 Sept from Boston to Boise, returning Sun, 13 Sept, priced at £309 found 4 days ago
Alaska Airlines
Wed, 9 Sept - Sun, 13 Sept
BOS
Boston
BOI
Boise
£310 Return, found 4 days ago
£310
Return
found 4 days ago
Select Alaska Airlines flight, departing Wed, 9 Sept from Boston to Boise, returning Sun, 13 Sept, priced at £310 found 4 days ago
Alaska Airlines
Sat, 5 Sept - Sat, 19 Sept
BOS
Boston
BOI
Boise
£312 Return, found 1 hour ago
£312
Return
found 1 hour ago
Select Alaska Airlines flight, departing Sat, 5 Sept from Boston to Boise, returning Sat, 19 Sept, priced at £312 found 1 hour ago
Alaska Airlines
Sat, 5 Sept - Sat, 19 Sept
BOS
Boston
BOI
Boise
£316 Return, found 1 hour ago
£316
Return
found 1 hour ago
Select Alaska Airlines flight, departing Sat, 5 Sept from Boston to Boise, returning Sat, 19 Sept, priced at £316 found 1 hour ago
Alaska Airlines
Fri, 18 Sept - Fri, 25 Sept
BOS
Boston
BOI
Boise
£317 Return, found 2 days ago
£317
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 18 Sept from Boston to Boise, returning Fri, 25 Sept, priced at £317 found 2 days ago
Alaska Airlines
Wed, 9 Sept - Sun, 13 Sept
BOS
Boston
BOI
Boise
£320 Return, found 4 days ago
£320
Return
found 4 days ago
Select Alaska Airlines flight, departing Wed, 9 Sept from Boston to Boise, returning Sun, 13 Sept, priced at £320 found 4 days ago
Alaska Airlines
Fri, 18 Sept - Fri, 25 Sept
BOS
Boston
BOI
Boise
£323 Return, found 2 days ago
£323
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 18 Sept from Boston to Boise, returning Fri, 25 Sept, priced at £323 found 2 days ago
Alaska Airlines
Fri, 18 Sept - Fri, 25 Sept
BOS
Boston
BOI
Boise
£329 Return, found 2 days ago
£329
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 18 Sept from Boston to Boise, returning Fri, 25 Sept, priced at £329 found 2 days ago

Find the cheapest month to fly from Boston (BOS) to Boise (BOI)

September is typically the cheapest month to fly

From £161 - £295 per traveller.

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) cost?
You can find one-way and return flights from BOS to BOI 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 BOS to BOI ticket fares go up or down.
What is the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI)?
January is typically the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI), with average return fares around £311. January sees lower prices because it falls after the holiday travel rush, when demand drops and airlines compete for bookings. Other cheap months to fly from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) include May and September.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI)?
Enter BOS to BOI 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 Boise, ID (BOI)?
Sun Country Airlines is one of the cheapest airlines offering connecting return flights from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI), with tickets starting from around £321 for flights that can be booked for departure within the next year. These 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 Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI), 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 Boise, ID (BOI)?
The cheapest months to fly from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) are typically January and September, with average return flights costing around £311. These months can be a great option if you're looking for more affordable fares, allowing you to save on your trip.
How many flights per day from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI)?
There are approximately 97 connecting flights per day from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI). Some common connection points include Seattle - Tacoma Intl. (SEA), O'Hare Intl. (ORD), and Baltimore Washington Intl. Thurgood Marshall (BWI).
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from BOS to BOI. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI)?
You'll typically find the most flights from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) on a Thursday, with around 57 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Delta, and American Airlines. Flight schedules are quite consistent throughout the week, so you'll have plenty of choices no matter which day you choose to fly.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI)?
The most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) are in the early morning, between 6am and 9am. Many major carriers, including American Airlines, Delta and Alaska Airlines, offer flights during this window. Many travellers prefer these times as it allows for an early start to their journey, often arriving at their destination with plenty of time left in the day.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI)?
There are no nonstop flights from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI). Flights with one stop typically take around 9 hours 30 minutes, covering a distance of approximately 3,634 kilometres. If you have two or more stops, your journey will be longer, usually around 12 hours 48 minutes. Keep in mind that these are average travel times, and the actual duration can vary depending on the specific routing, layover times, and even weather conditions.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI)?
Yes, you can fly business class or first class between BOS and BOI. You can fly business class with Delta.First class cabins are available on Alaska Airlines, United, Delta, and American Airlines.
How do I earn miles on a Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) 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.
Is it cheaper to buy a plane ticket from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) 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 Boise, ID (BOI) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) 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 Boise, ID (BOI)?
If you booked your Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) 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
Boise
Airlines serving
Alaska Airlines
Return price
£284
Distance
3613 km

Book with confidence

Compare flights from Boston to Boise easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Boston to Boise. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Boise in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Logan Intl. to Boise.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Logan Intl. (BOS) to Boise (BOI)

The easiest way to view the best deals on flights from Boston to Boise today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Logan Intl. to Boise start at just £285 and range up to £329.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Boston and Boise
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Boston to Boise flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Logan Intl. to Boise for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Boston to Boise easily and book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.