£105 Cheap Flights from Boston (BOS) to Boise (BOI)

View £105 flight on Wed, 3 Jun 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 £105 for one-way flights and £409 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 22 Jul - Wed, 29 Jul
BOS
Boston
BOI
Boise
£409 Return, found 6 days ago
£409
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 22 Jul from Boston to Boise, returning Wed, 29 Jul, priced at £409 found 6 days ago
Alaska Airlines
Tue, 16 Jun - Sat, 20 Jun
BOS
Boston
BOI
Boise
£413 Return, found 2 days ago
£413
Return
found 2 days ago
Select Alaska Airlines flight, departing Tue, 16 Jun from Boston to Boise, returning Sat, 20 Jun, priced at £413 found 2 days ago
Alaska Airlines
Fri, 12 Jun - Mon, 15 Jun
BOS
Boston
BOI
Boise
£436 Return, found 5 days ago
£436
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 12 Jun from Boston to Boise, returning Mon, 15 Jun, priced at £436 found 5 days ago
Alaska Airlines
Wed, 22 Jul - Wed, 29 Jul
BOS
Boston
BOI
Boise
£446 Return, found 6 days ago
£446
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 22 Jul from Boston to Boise, returning Wed, 29 Jul, priced at £446 found 6 days ago
Alaska Airlines
Tue, 16 Jun - Sat, 20 Jun
BOS
Boston
BOI
Boise
£449 Return, found 2 days ago
£449
Return
found 2 days ago
Select Alaska Airlines flight, departing Tue, 16 Jun from Boston to Boise, returning Sat, 20 Jun, priced at £449 found 2 days ago
Alaska Airlines
Tue, 16 Jun - Sat, 20 Jun
BOS
Boston
BOI
Boise
£452 Return, found 2 days ago
£452
Return
found 2 days ago
Select Alaska Airlines flight, departing Tue, 16 Jun from Boston to Boise, returning Sat, 20 Jun, priced at £452 found 2 days ago
Alaska Airlines
Tue, 16 Jun - Sat, 20 Jun
BOS
Boston
BOI
Boise
£453 Return, found 5 days ago
£453
Return
found 5 days ago
Select Alaska Airlines flight, departing Tue, 16 Jun from Boston to Boise, returning Sat, 20 Jun, priced at £453 found 5 days ago
Alaska Airlines
Fri, 12 Jun - Mon, 15 Jun
BOS
Boston
BOI
Boise
£455 Return, found 5 days ago
£455
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 12 Jun from Boston to Boise, returning Mon, 15 Jun, priced at £455 found 5 days ago
Alaska Airlines
Mon, 25 May - Mon, 15 Jun
BOS
Boston
BOI
Boise
£461 Return, found 20 hours ago
£461
Return
found 20 hours ago
Select Alaska Airlines flight, departing Mon, 25 May from Boston to Boise, returning Mon, 15 Jun, priced at £461 found 20 hours ago
Alaska Airlines
Wed, 22 Jul - Wed, 29 Jul
BOS
Boston
BOI
Boise
£465 Return, found 6 days ago
£465
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 22 Jul from Boston to Boise, returning Wed, 29 Jul, priced at £465 found 6 days ago

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

May is typically the cheapest month to fly

From £228 - £404 per traveller.

Frequently asked questions

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 of approximately £311. This is about 13% lower than the average price throughout the year. January often sees lower prices because it falls after the busy holiday travel season, when demand tends to decrease. Other cheap months to fly from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) include May and September.*Averages based on flights available on Expedia in the last year.
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 best time to fly from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI) is September. Based on booking data from the past year, September is both one of the cheapest months, with average return flights around £311, and a popular time to travel, meaning you'll have plenty of flight options. While January also offers low prices, September provides a better balance of affordability and flight availability.*Prices based on flights available on Expedia in the last year.
How many flights per day from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI)?
There are approximately 95 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 Denver Intl. (DEN).
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.) (BOS) to Boise, ID (BOI) (BOI) on a Sunday, with around 51 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include UA, DL, and AA. Flight schedules are consistent throughout the week.
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, from 6am to 9am. About 44% of passengers prefer this time. Many major carriers, including Delta Air Lines, American Airlines and United Airlines, offer flights during this window. This timing works well because it allows you to get an early start on your travel day and arrive in Boise with plenty of time left.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Boise, ID (BOI)?
A flight from BOS to BOI with a layover takes around 9 hours 30 minutes, with the route covering approximately 2,258 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 Boise, ID (BOI)?
Select the "Business class" and "First class" filters when looking for BOS to BOI flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
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
£409
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 £409 and range up to £465.  

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 July, 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

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*Available to Expedia members.