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$129+ Cheap flights from Boston to Boise (BOS - BOI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BOI
feb. 25 — mar. 41
mié. 2/25
mié. 3/4
1 adult, Economy
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Cheap flight deals from Boston to Boise

Cheapest flights from Boston to Boise
Explore the most affordable flight options available from Boston to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 26, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/286:24 pm
BOS
-
BOI
1 stop17h 16m
Alaska Airlines
mié. 3/46:00 pm
BOI
-
BOS
1 stop10h 54m
Alaska Airlines
Deal found 1/25$273
This American Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/185:30 am
BOS
-
BOI
1 stop9h 18m
American Airlines
mar. 3/246:33 pm
BOI
-
BOS
1 stop9h 01m
American Airlines
Deal found 1/25$279
This Delta deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/148:05 am
BOS
-
BOI
1 stop8h 21m
Delta
mar. 4/288:35 pm
BOI
-
BOS
1 stop8h 20m
Delta
Deal found 1/25$289
This Alaska Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/216:00 am
BOS
-
BOI
1 stop13h 10m
Alaska Airlines
sáb. 3/2811:58 am
BOI
-
BOS
1 stop10h 01m
Alaska Airlines
Deal found 1/24$320
This American Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/192:36 pm
BOS
-
BOI
1 stop9h 46m
American Airlines
mié. 2/251:30 pm
BOI
-
BOS
1 stop7h 31m
American Airlines
Deal found 1/25$321
This Alaska Airlines deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/47:00 am
BOS
-
BOI
1 stop9h 58m
Alaska Airlines
mié. 3/111:25 pm
BOI
-
BOS
2 stops15h 29m
Alaska Airlines
Deal found 1/24$325
This Orbitz deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/276:24 pm
BOS
-
BOI
1 stop17h 16m
Alaska Airlines
mié. 3/46:00 pm
BOI
-
BOS
1 stop10h 54m
Alaska Airlines
Deal found 1/26$334
This Travelocity deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/275:46 pm
BOS
-
BOI
1 stop21h 07m
Alaska Airlines
mar. 5/54:38 pm
BOI
-
BOS
1 stop12h 34m
Alaska Airlines
Deal found 1/24$337
This American Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/32:36 pm
BOS
-
BOI
1 stop9h 46m
American Airlines
dom. 3/86:33 pm
BOI
-
BOS
1 stop9h 01m
American Airlines
Deal found 1/25$346

Find flight deals from Boston to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$273
(Alaska Airlines)

One-way from

$129
(United Airlines)

Popular in

December

Cheapest in

July

Average price

$436
Provider with most accurate pricing for Boston Logan Intl-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Boise Air Term. Gowen Fld flights.
Search Deals
From Boston Logan Intl to Boise Air Term. Gowen Fld
Search Deals
One-way flight from Boston Logan Intl to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Boise that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 26, 2026.
Use the filters below to find and compare flights from Boston to Boise that are best for you.

Fly from

Boston

Fly to

Boise

Route

Depart

Return

Price

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

sáb. 2/28

6:24 pm-9:40 am

1 stop17h 16m

Boise Air Term. Gowen Fld

mié. 3/4

6:00 pm-6:54 am

1 stop10h 54m

$273

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

mié. 3/18

5:30 am-12:48 pm

1 stop9h 18m

Boise Air Term. Gowen Fld

mié. 3/25

1:31 pm-12:05 am

1 stop8h 34m

$280

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

mar. 4/14

8:05 am-2:26 pm

1 stop8h 21m

Boise Air Term. Gowen Fld

mié. 4/22

2:18 pm-11:58 pm

1 stop7h 40m

$289

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

sáb. 3/21

6:00 am-5:10 pm

1 stop13h 10m

Boise Air Term. Gowen Fld

sáb. 3/28

11:58 am-11:59 pm

1 stop10h 01m

$320

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

jue. 3/5

4:36 pm-11:59 pm

1 stop9h 23m

Boise Air Term. Gowen Fld

mar. 3/10

1:00 pm-11:59 pm

1 stop8h 59m

$321

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

sáb. 3/14

6:24 pm-9:40 am

1 stop17h 16m

Boise Air Term. Gowen Fld

vie. 3/20

8:20 am-11:59 pm

1 stop13h 39m

$350

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

vie. 2/27

5:44 pm-11:30 pm

1 stop31h 46m

Boise Air Term. Gowen Fld

mar. 3/3

1:00 pm-11:59 pm

1 stop8h 59m

$355

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

mar. 3/24

11:15 am-9:01 pm

1 stop11h 46m

Boise Air Term. Gowen Fld

lun. 3/30

6:15 pm-6:10 am

1 stop9h 55m

$356

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

mié. 3/18

7:15 am-9:59 pm

2 stops16h 44m

Boise Air Term. Gowen Fld

mié. 3/25

9:55 am-11:59 pm

1 stop12h 04m

$365

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

sáb. 2/28

7:15 am-4:15 pm

1 stop11h 00m

Boise Air Term. Gowen Fld

dom. 3/8

11:30 pm-11:28 am

1 stop9h 58m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 22 results
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Compare providers for flights from Boston to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Boise in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Boise flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Boise flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Boise

How far ahead should I book a flight from Boston to Boise?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Boise. Price data was last updated on January 23, 2026.

The best time to book flights from Boston to Boise is 74 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to Boise?

Currently, April is the cheapest month in which you can book a flight from Boston to Boise (average of $204). Flying from Boston to Boise in June is currently the most expensive (average of $320). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boise. Reviews last updated enero 26, 2026.
Read through reviews of airlines operating flights from Boston to Boise, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,792 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,792 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,268 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,111 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,199 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,189 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Boston to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to Boise?

    There are many flights that can get you from Boston to Boise in 8h 21m. Fly via Alaska Airlines, American Airlines, or Delta to get the fastest option. Airlines will cover a distance of 2257 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Boston to Boise round-trip?

    Flying on Delta is currently your cheapest option to Boise, with prices starting at $239. Additional round-trip tickets that might be worth considering are offered by American Airlines and Alaska Airlines, with the lowest prices starting at $264 and $296, respectively. You may be able to fly from Boston to Boise for 49% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Boston to Boise one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $129. Users have also found prices from $154 and $157 on Alaska Airlines and American Airlines, respectively.

  • Can I find deals for flights from Boston to Boise that include hotel bookings?

    Yes. In addition to deals on Boston to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Boise?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Boise.

  • Can I find deals for business class flights from Boston to Boise?

    Yes. Cheapflights offers flight deals from Boston to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Boise?

    Currently, April is the cheapest month in which you can book a flight from Boston to Boise (average of $204). Flying from Boston to Boise in June is currently the most expensive (average of $320). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Top 5 airlines flying from Boston to Boise

Discover the top 5 airlines that operate flights from Boston to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$239Average$438FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$264Average$501FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$296Average$431FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$350Average$466FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$415Average$568FlexibilityNo cancel feeOn-time69%

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