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$129+ Cheap flights from Idaho to Boston (BOS)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BOS
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Idaho to Boston

Cheapest flights from Idaho to Boston
Explore the most affordable flight options available from Idaho to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/27. 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.
Tue 2/242:40 pm
BOI
-
BOS
1 stop7h 04m
United Airlines
Tue 3/38:00 am
BOS
-
BOI
1 stop10h 07m
United Airlines
Deal found 1/27$257
This Alaska Airlines deal was found by Cheapflights users on 1/27. 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.
Tue 3/177:06 pm
GEG
-
BOS
1 stop8h 48m
Alaska Airlines
Tue 3/247:15 am
BOS
-
GEG
1 stop9h 38m
Alaska Airlines
Deal found 1/27$257
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 2/255:00 am
GEG
-
BOS
2 stops12h 11m
United Airlines
Wed 3/43:09 pm
BOS
-
GEG
1 stop9h 08m
United Airlines
Deal found 1/27$262
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2411:54 am
BOI
-
BOS
1 stop10h 05m
Hawaiian Airlines
Tue 3/37:00 am
BOS
-
BOI
1 stop10h 08m
Hawaiian Airlines
Deal found 1/27$268
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:10 am
GEG
-
BOS
2 stops9h 54m
United Airlines
Tue 4/287:15 am
BOS
-
GEG
2 stops11h 00m
United Airlines
Deal found 1/26$268
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Tue 2/241:30 pm
BOI
-
BOS
1 stop8h 29m
American Airlines
Tue 3/31:00 pm
BOS
-
BOI
2 stops11h 22m
American Airlines
Deal found 1/28$276
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:00 am
GEG
-
BOS
2 stops9h 41m
United Airlines
Tue 3/2410:30 am
BOS
-
GEG
2 stops10h 21m
United Airlines
Deal found 1/26$289
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Tue 3/37:00 am
GEG
-
BOS
2 stops10h 11m
United Airlines
Tue 3/179:30 am
BOS
-
GEG
2 stops11h 21m
United Airlines
Deal found 1/29$290
This Delta deal was found by Cheapflights users on 1/28. 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.
Sat 2/285:50 am
BOI
-
BOS
1 stop8h 09m
Delta
Tue 3/37:15 am
BOS
-
BOI
1 stop11h 00m
Delta
Deal found 1/28$293
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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.
Thu 2/265:40 am
BOI
-
BOS
1 stop7h 56m
Alaska Airlines
Wed 3/47:00 am
BOS
-
BOI
1 stop9h 58m
Alaska Airlines
Deal found 1/28$297
This Alaska Airlines deal was found by Cheapflights users on 1/27. 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.
Thu 2/261:04 pm
JAC
-
BOS
1 stop8h 55m
Alaska Airlines
Thu 3/54:36 pm
BOS
-
JAC
2 stops21h 48m
Alaska Airlines
Deal found 1/27$302
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 3/111:25 pm
BOI
-
BOS
2 stops15h 29m
Alaska Airlines
Tue 3/177:00 am
BOS
-
BOI
1 stop10h 08m
Alaska Airlines
Deal found 1/28$305

Find flight deals from Idaho to Boston

Keep the following information in mind while searching for Idaho to Boston flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$257
(United Airlines)

One-way from

$129
(Alaska Airlines)

Popular in

January

Cheapest in

December

Average price

$816
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Boston Logan Intl flights.
Search Deals
From Idaho to Boston Logan Intl
Search Deals
One-way flight from Idaho to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($34 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 Idaho to Boston 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 January 29, 2026.
Use the filters below to find and compare flights from Idaho to Boston that are best for you.

Fly from

Idaho

Fly to

Boston

Route

Depart

Return

Price

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Tue 2/24

2:40 pm-11:44 pm

1 stop7h 04m

Boston Logan Intl

Tue 3/3

8:00 am-4:07 pm

1 stop10h 07m

$257

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 3/3

12:25 pm-11:59 pm

1 stop8h 34m

Boston Logan Intl

Tue 3/17

6:30 am-11:44 am

1 stop8h 14m

$257

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 3/17

7:06 pm-6:54 am

1 stop8h 48m

Boston Logan Intl

Tue 3/24

7:15 am-1:53 pm

1 stop9h 38m

$257

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 4/14

1:43 pm-11:59 pm

1 stop7h 16m

Boston Logan Intl

Tue 4/28

3:05 pm-9:11 pm

1 stop9h 06m

$257

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Wed 4/15

1:43 pm-11:59 pm

1 stop7h 16m

Boston Logan Intl

Wed 4/29

9:30 am-6:51 pm

2 stops12h 21m

$262

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Wed 2/25

5:00 am-8:11 pm

2 stops12h 11m

Boston Logan Intl

Wed 3/4

3:09 pm-9:17 pm

1 stop9h 08m

$262

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 3/10

6:00 am-6:41 pm

2 stops9h 41m

Boston Logan Intl

Tue 3/24

10:30 am-5:51 pm

2 stops10h 21m

$289

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Tue 3/3

7:00 am-8:11 pm

2 stops10h 11m

Boston Logan Intl

Tue 3/17

9:30 am-5:51 pm

2 stops11h 21m

$290

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Wed 3/4

5:50 am-3:59 pm

1 stop8h 09m

Boston Logan Intl

Sat 3/7

7:15 am-4:15 pm

1 stop11h 00m

$293

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Wed 3/11

7:30 pm-6:49 am

1 stop9h 19m

Boston Logan Intl

Tue 3/17

11:15 am-9:01 pm

1 stop11h 46m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 60 results
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Best time to book a flight from Idaho to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Idaho 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 Idaho to Boston

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

Currently, April is the cheapest month in which you can book a flight from Idaho to Boston (average of $163). Flying from Idaho to Boston in June is currently the most expensive (average of $329). 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.

Related info for your journey

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

  • What airport do you fly into for flights to Boston from Idaho?

    For a flight from Idaho to Boston, you will be flying into Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city.

  • How long is the flight from Idaho to Boston?

    Departing from Idaho to Boston will take you 7h 04m. The distance between Idaho and Boston is about 2257 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $115. However, be on the lookout for offers from Southwest and United Airlines, as they are both options that can get you from Idaho to Boston for a low price.

  • What are the most popular routes from Idaho to Boston?

    The most popular route from Idaho to Boston is Boise Air Term. Gowen Fld - Boston Logan Intl. You may also consider Spokane - Boston Logan Intl or Jackson Hole - Boston Logan Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho to Boston 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 Idaho to Boston?

    Currently, April is the cheapest month in which you can book a flight from Idaho to Boston (average of $163). Flying from Idaho to Boston in June is currently the most expensive (average of $329). 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
Medford
Cambridge
Hampton Beach
Watertown
Seekonk
Brockton
Warwick
Seabrook
Cranston
Lincoln
Smithfield
Peabody
Quincy
York Beach
Londonderry
Swansea
Old Orchard Beach
Waltham
Lowell
Chelsea

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Top 5 airlines flying from Idaho to Boston

Discover the top 5 airlines that operate flights from Idaho to Boston. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$194Average$482FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$228Average$536FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$263Average$627FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$300Average$460FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$365Average$476FlexibilityNo cancel feeOn-time63%

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