Cheap flights from Boston to Boise (BOS - BOI) from $137

This is the cheapest one-way flight price, found on 9/27. Prices may vary by date and flight preferences.
BOS — BOI
Oct 3 — Oct 101

The best prices from Boston Logan Intl to Boise Air Term. Gowen Fld are usually found in January or February, booked 47 days in advance, depart on a Friday or Thursday and return on a Tuesday

How to find the cheapest flight from Boston (BOS) to Boise (BOI)

All the information you need to plan the best BOS to BOI flight in 2023: compare Boston to Boise flight prices with the expected peak season, weather and rainfall in Boise.

Popular in

June

Cheapest in

January

Round-trip from

$287

One-way from

$233
High demand for flights, 33% potential price rise
Best time to find cheap flights, 40% potential price drop
From Boston Logan Intl to Boise Air Term. Gowen Fld
One-way flight from Boston Logan Intl to Boise Air Term. Gowen Fld

BOS - BOI

Price

$287 - $545

BOI

Temperature

30.2 - 75.2 °F

BOI

Rainfall

0.2 - 1.6 inches

What is the cheapest day to fly round-trip from Boston to Boise?

Thursday is generally a great day to depart. Flying on this day could help you save up to 76%.

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

To save up to 47% on this flight, we recommend booking at least 47 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Boston to Boise from $646 1-2 weeks out and tickets from $802 for flights departing within the next 72 hours.

What is the cheapest month to fly from Boston to Boise?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to Boise. Flights to Boise from Boston in January are about $587 on average during January, but can be found for as low as $275.

When is the cheapest time to fly from Boston to Boise (BOS - BOI)?

It’s optimal to fly from Boston to Boise at noon. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the morning.

Cheap Spirit Airlines flights from Boston to Boise

Take a peek at the cheapest Spirit Airlines flights we've detected traveling from Boston to Boise. Make sure to check back often as deals are often changing.

Cheap American Airlines flights from Boston to Boise

Some of the lowest-priced American Airlines flights we've found at this time heading from Boston to Boise. Ensure the flight price, dates, time, and airline match your criteria before you book.

Cheap Boston to Boise flights in September & October 2023

The best prices found for BOS to BOI flights for September, October
These are some of the most attractive deals on flights from Boston to Boise in 2023. Check back soon for alternative fares.

Boston to Boise 2023 flight deals

Cheap flights to Boise from Boston found for this year
These are some of the most attractive deals on flights from Boston to Boise in 2023. Check back soon for alternative fares.

Boston to Boise flights leaving soon

Late deals on return flights to Boise from Boston, departing today and this week
Have a look at some of the flights available from Boston to Boise departing last-minute. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

One-way flights to Boise from Boston

The cheapest one-way flights from Boston to Boise
Users in need of a one-way flight from Boston to Boise can choose from these deals. Those seeking round-trip flights from Boston to Boise should utilize the search form at the the top of the page.

Find flights from Boston to Boise within your budget

Use the slider to find flights from Boston to Boise that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$185 - $395

Route

Depart

Return

Price

Boston Logan IntlBoise Air Term. Gowen Fld

BOS - BOI

BOSBOI

Boston Logan Intl

Wed 10/25

2 stops18h 51m

Boise Air Term. Gowen Fld

Wed 11/1

2 stops30h 55m

Boston Logan IntlBoise Air Term. Gowen Fld

BOS - BOI

BOSBOI

Boston Logan Intl

Wed 10/25

2 stops18h 51m

Boise Air Term. Gowen Fld

Wed 11/1

2 stops30h 55m

Boston Logan IntlBoise Air Term. Gowen Fld

BOS - BOI

BOSBOI

Boston Logan Intl

Wed 10/25

2 stops18h 51m

Boise Air Term. Gowen Fld

Wed 11/1

3 stops30h 55m

Boston Logan IntlBoise Air Term. Gowen Fld

BOS - BOI

BOSBOI

Boston Logan Intl

Wed 10/25

2 stops18h 51m

Boise Air Term. Gowen Fld

Wed 11/1

3 stops30h 55m

Boston Logan IntlBoise Air Term. Gowen Fld

BOS - BOI

BOSBOI

Boston Logan Intl

Wed 10/25

1 stop10h 13m

Boise Air Term. Gowen Fld

Wed 11/1

1 stop8h 18m

Boston Logan IntlBoise Air Term. Gowen Fld

BOS - BOI

BOSBOI

Boston Logan Intl

Thu 11/23

1 stop14h 39m

Boise Air Term. Gowen Fld

Tue 11/28

2 stops33h 28m

Boston Logan IntlBoise Air Term. Gowen Fld

BOS - BOI

BOSBOI

Boston Logan Intl

Fri 1/5

1 stop8h 25m

Boise Air Term. Gowen Fld

Sun 1/7

1 stop8h 04m

Boston Logan IntlBoise Air Term. Gowen Fld

BOS - BOI

BOSBOI

Boston Logan Intl

Wed 1/17

2 stops11h 36m

Boise Air Term. Gowen Fld

Tue 1/23

1 stop11h 49m

Boston Logan IntlBoise Air Term. Gowen Fld

BOS - BOI

BOSBOI

Boston Logan Intl

Fri 12/1

1 stop22h 30m

Boise Air Term. Gowen Fld

Sun 12/3

1 stop13h 59m

Flights are sorted by cheapest first

Deals found on 9/27

Reviews of airlines servicing Boise

Read reviews from past customers who have flown Spirit Airlines, American Airlines and United Airlines 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
8.1
Very good
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

I appreciated that we departed & arrived on time. I was very cold on the plane, despite wearing 2 jackets, & will bring a blanket next time. I appreciated the hot tea & cookie I was served. I also appreciated that our luggage was not lost or damaged.

Alaska Airlines
8.1
Very good
1,394 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

I appreciated that we departed & arrived on time. I was very cold on the plane, despite wearing 2 jackets, & will bring a blanket next time. I appreciated the hot tea & cookie I was served. I also appreciated that our luggage was not lost or damaged.

Delta
7.9
Good
3,023 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

I appreciated that we departed & arrived on time. I was very cold on the plane, despite wearing 2 jackets, & will bring a blanket next time. I appreciated the hot tea & cookie I was served. I also appreciated that our luggage was not lost or damaged.

United Airlines
7.4
Good
1,890 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

I appreciated that we departed & arrived on time. I was very cold on the plane, despite wearing 2 jackets, & will bring a blanket next time. I appreciated the hot tea & cookie I was served. I also appreciated that our luggage was not lost or damaged.

American Airlines
7.2
Good
2,635 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

I appreciated that we departed & arrived on time. I was very cold on the plane, despite wearing 2 jackets, & will bring a blanket next time. I appreciated the hot tea & cookie I was served. I also appreciated that our luggage was not lost or damaged.

Spirit Airlines
6.3
Okay
1,483 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Boarding

8.3

Overall

8.1

Entertainment

7.2

Food

7.2

Comfort

8.0

Crew

8.6

Reviews

1 / 10

I appreciated that we departed & arrived on time. I was very cold on the plane, despite wearing 2 jackets, & will bring a blanket next time. I appreciated the hot tea & cookie I was served. I also appreciated that our luggage was not lost or damaged.

Related info for your journey

Useful info, stats and facts about Boston to Boise flights.

Can I find flights from Boston to Boise for under $200 on Cheapflights?

Yes, there are multiple flights from Boston to Boise for under $200. The cheapest flight booked recently is on Spirit Airlines for just $185, but on average you can expect to pay $273.

Are there last-minute flights available from Boston to Boise for under $500?

There are currently 15+ open flights from Boston to Boise within the next 7 days for less than $500.

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

Flying on Spirit Airlines is currently your cheapest option to Boise, with prices starting at $185. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $263 and $371, respectively. You may be able to fly from Boston to Boise for 68% 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 Spirit Airlines. According to our data, you can fly for as low as $137. Users have also found prices from $159 and $232 on Delta and American Airlines, respectively.

What are the most popular airlines that fly from Boston to Boise?

What does BOS to BOI mean?

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Boston Logan Intl Airport to Boise Air Term. Gowen Fld Airport flight would often be abbreviated as a BOS to BOI flight.

Top 5 airlines flying from Boston to Boise

The chart below displays the airlines Cheapflights users traveling from Boston to Boise choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$234Average$331FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
United AirlinesCheapest$296Average$541FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest$308Average$561FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$320Average$562FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$347Average$552FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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Why should you use Cheapflights to find cheap flight tickets from Boston to Boise?

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Certainly. Search results for flights to Boise from Boston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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