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$143+ 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BOI
jun. 21 — jun. 281
sáb. 6/21
sáb. 6/28
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Boise Air Term. Gowen Fld are usually found in January or March, booked 63 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

Cheap 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 junio 16, 2025.

Round-trip from

$284
(Hawaiian Airlines)

One-way from

$143
(Delta)

Popular in

December

Cheapest in

January

Average price

$508
From Boston Logan Intl to Boise Air Term. Gowen Fld
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One-way flight from Boston Logan Intl to Boise Air Term. Gowen Fld
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 junio 16, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 6/14. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/67:20 amBOS - BOI
1 stop10h 34mHawaiian Airlines
sáb. 9/138:46 pmBOI - BOS
1 stop9h 14mHawaiian Airlines
Deal found 6/14$284
This Delta deal was found by Cheapflights users on 6/16. 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.
sáb. 9/66:50 amBOS - BOI
1 stop10h 13mDelta
sáb. 9/131:15 pmBOI - BOS
1 stop8h 38mDelta
Deal found 6/16$285
This American Airlines deal was found by Cheapflights users on 6/15. 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.
sáb. 8/305:29 amBOS - BOI
1 stop8h 50mAmerican Airlines
sáb. 9/66:59 amBOI - BOS
2 stops10h 43mAmerican Airlines
Deal found 6/15$290
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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.
jue. 9/256:40 pmBOS - BOI
1 stop16h 48mAlaska Airlines
lun. 9/298:31 pmBOI - BOS
1 stop7h 29mAlaska Airlines
Deal found 6/16$316
This Southwest deal was found by Cheapflights users on 6/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/26:35 amBOS - BOI
1 stop7h 20mSouthwest
lun. 10/68:15 pmBOI - BOS
2 stops10h 10mSouthwest
Deal found 6/14$322
This Mytrip deal was found by Cheapflights users on 6/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/106:00 amBOS - BOI
3 stops38h 52mSpirit Airlines
lun. 7/147:48 pmBOI - BOS
2 stops10h 49mSpirit Airlines
Deal found 6/14$345
This Trip.com deal was found by Cheapflights users on 6/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/107:30 amBOS - BOI
1 stop11h 34mMultiple Airlines
mié. 7/238:25 pmBOI - BOS
1 stop7h 35mMultiple Airlines
Deal found 6/16$382
This Sun Country Air deal was found by Cheapflights users on 6/14. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/176:30 amBOS - BOI
1 stop12h 02mSun Country Air
dom. 7/207:38 pmBOI - BOS
1 stop12h 59mSun Country Air
Deal found 6/14$395
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/126:07 amBOS - BOI
1 stop7h 36mUnited Airlines
sáb. 7/1912:39 pmBOI - BOS
2 stops9h 20mUnited Airlines
Deal found 6/14$438

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 junio 16, 2025.
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. 9/6

7:20 am-3:54 pm

1 stop10h 34m

Boise Air Term. Gowen Fld

sáb. 9/13

8:46 pm-8:00 am

1 stop9h 14m

$284

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

sáb. 9/6

6:50 am-3:03 pm

1 stop10h 13m

Boise Air Term. Gowen Fld

sáb. 9/13

1:15 pm-11:53 pm

1 stop8h 38m

$285

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

sáb. 8/30

5:29 am-12:19 pm

1 stop8h 50m

Boise Air Term. Gowen Fld

sáb. 9/6

6:59 am-7:42 pm

2 stops10h 43m

$290

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

jue. 9/25

6:40 pm-9:28 am

1 stop16h 48m

Boise Air Term. Gowen Fld

lun. 9/29

8:31 pm-6:00 am

1 stop7h 29m

$316

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

jue. 10/2

6:35 am-11:55 am

1 stop7h 20m

Boise Air Term. Gowen Fld

lun. 10/6

8:15 pm-8:25 am

2 stops10h 10m

$322

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

jue. 7/10

6:00 am-6:52 pm

3 stops38h 52m

Boise Air Term. Gowen Fld

lun. 7/14

7:48 pm-8:37 am

2 stops10h 49m

$345

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

jue. 7/10

7:30 am-5:04 pm

1 stop11h 34m

Boise Air Term. Gowen Fld

mié. 7/23

8:25 pm-6:00 am

1 stop7h 35m

$382

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

jue. 7/17

6:30 am-4:32 pm

1 stop12h 02m

Boise Air Term. Gowen Fld

dom. 7/20

7:38 pm-10:37 am

1 stop12h 59m

$395

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

sáb. 7/12

6:07 am-11:43 am

1 stop7h 36m

Boise Air Term. Gowen Fld

sáb. 7/19

12:39 pm-11:59 pm

2 stops9h 20m

$438

BostonBoise

BOS - BOI

BOSBOI

Boston Logan Intl

vie. 7/4

6:05 pm-11:51 pm

1 stop7h 46m

$143

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

Showing 1-10 of 18 results
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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 June 13, 2025.

The best time to book flights from Boston to Boise is 63 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, October is the cheapest month in which you can book a flight from Boston to Boise (average of $314). Flying from Boston to Boise in June is currently the most expensive (average of $395). 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.

What is the cheapest time of day to fly from BOS to BOI?

Find hourly flight availability from Boston to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 16, 2025.

It’s optimal to fly from Boston to Boise at noon. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight in the evening.

Rainfall in Boise by month

Plan your trip to Boise by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

Temperature in Boise by month

Plan your trip to Boise by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boise, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

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 junio 16, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Boston to Boise. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,278 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,963 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,500 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,801 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Flying on Hawaiian Airlines is currently your cheapest option to Boise, with prices starting at $284. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $285 and $290, respectively. You may be able to fly from Boston to Boise for 39% 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 $143. Users have also found prices from $164 and $189 on Southwest 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, October is the cheapest month in which you can book a flight from Boston to Boise (average of $314). Flying from Boston to Boise in June is currently the most expensive (average of $395). 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 Boston?

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

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Top 6 airlines flying from Boston to Boise

Discover the top 6 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 junio 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$239Average$353FlexibilityNo cancel feeOn-time65%
DeltaCheapest$289Average$433FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$299Average$495FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$302Average$478FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$325Average$571FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$385Average$527FlexibilityNo cancel feeOn-time63%

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