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$117+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BOS
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap flight deals from Idaho to Boston

Keep the following information in mind while searching for Idaho to Boston flight deals. Data was last updated septiembre 15, 2025.

Round-trip from

$233
(Delta)

One-way from

$117
(American Airlines)

Popular in

January

Cheapest in

April

Average price

$446
From Idaho to Boston Logan Intl
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One-way flight from Idaho to Boston Logan Intl
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 septiembre 15, 2025.

This Delta deal was found by Cheapflights users on 9/13. 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. 10/251:00 pmBOI - BOS
1 stop8h 48mDelta
mié. 10/295:45 amBOS - BOI
1 stop10h 17mDelta
Deal found 9/13$233
This Delta deal was found by Cheapflights users on 9/13. 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. 10/185:05 amGEG - BOS
1 stop8h 17mDelta
sáb. 11/15:40 amBOS - GEG
1 stop9h 01mDelta
Deal found 9/13$233
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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.
dom. 11/27:30 amBOI - BOS
2 stops14h 50mAlaska Airlines
mar. 11/47:00 amBOS - BOI
1 stop10h 12mAlaska Airlines
Deal found 9/13$293
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/2511:46 amGEG - BOS
1 stop9h 13mAlaska Airlines
sáb. 11/84:24 pmBOS - GEG
1 stop10h 32mAlaska Airlines
Deal found 9/14$300
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
lun. 11/38:50 pmBOI - BOS
1 stop8h 39mHawaiian Airlines
mié. 11/127:00 amBOS - BOI
1 stop10h 12mHawaiian Airlines
Deal found 9/13$301
This American Airlines deal was found by Cheapflights users on 9/13. 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. 10/305:20 pmBOI - BOS
1 stop10h 55mAmerican Airlines
sáb. 11/17:00 amBOS - BOI
1 stop7h 46mAmerican Airlines
Deal found 9/13$306
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/301:20 pmGEG - BOS
1 stop8h 00mAlaska Airlines
mié. 11/126:23 pmBOS - GEG
1 stop8h 59mAlaska Airlines
Deal found 9/14$310
This Hawaiian Airlines deal was found by Cheapflights users on 9/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/291:20 pmGEG - BOS
1 stop8h 00mHawaiian Airlines
mié. 11/126:23 pmBOS - GEG
1 stop8h 59mHawaiian Airlines
Deal found 9/15$316
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/1511:41 amBOI - BOS
1 stop10h 18mDelta
mar. 10/217:20 amBOS - BOI
1 stop10h 46mDelta
Deal found 9/15$317
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/285:05 amGEG - BOS
1 stop8h 17mDelta
mié. 11/126:55 pmBOS - GEG
1 stop8h 14mDelta
Deal found 9/15$317
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/295:40 amGEG - BOS
1 stop8h 43mAmerican Airlines
mié. 11/128:00 amBOS - GEG
2 stops11h 42mAmerican Airlines
Deal found 9/14$322
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/285:42 amBOI - BOS
1 stop6h 11mDelta
jue. 10/3011:10 amBOS - BOI
1 stop11h 06mDelta
Deal found 9/15$327

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 septiembre 15, 2025.
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

sáb. 10/25

1:00 pm-11:48 pm

1 stop8h 48m

Boston Logan Intl

mié. 10/29

5:45 am-2:02 pm

1 stop10h 17m

$233

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

mar. 10/28

5:42 am-1:53 pm

1 stop6h 11m

Boston Logan Intl

jue. 10/30

6:15 am-3:05 pm

1 stop10h 50m

$233

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

jue. 10/30

12:51 pm-1:13 am

1 stop9h 22m

Boston Logan Intl

sáb. 11/1

7:20 am-12:35 pm

1 stop8h 15m

$233

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

sáb. 10/18

5:05 am-4:22 pm

1 stop8h 17m

Boston Logan Intl

sáb. 11/1

5:40 am-11:41 am

1 stop9h 01m

$233

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

dom. 11/2

7:30 am-12:20 am

2 stops14h 50m

Boston Logan Intl

mar. 11/4

7:00 am-3:12 pm

1 stop10h 12m

$293

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

jue. 10/30

5:20 pm-6:15 am

1 stop10h 55m

Boston Logan Intl

sáb. 11/1

7:00 am-12:46 pm

1 stop7h 46m

$306

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

sáb. 10/18

11:46 am-11:59 pm

1 stop9h 13m

Boston Logan Intl

sáb. 11/1

4:24 pm-11:56 pm

1 stop10h 32m

$316

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

mar. 10/28

8:45 am-12:20 am

1 stop12h 35m

Boston Logan Intl

mar. 11/11

4:24 pm-11:56 pm

1 stop10h 32m

$316

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

mié. 10/29

1:20 pm-12:20 am

1 stop8h 00m

Boston Logan Intl

mié. 11/12

6:23 pm-12:22 am

1 stop8h 59m

$316

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

sáb. 10/18

7:30 am-7:25 pm

1 stop8h 55m

Boston Logan Intl

sáb. 11/1

6:59 pm-2:45 pm

1 stop22h 46m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

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, January is the cheapest month in which you can book a flight from Idaho to Boston (average of $218). Flying from Idaho to Boston in July is currently the most expensive (average of $311). 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 ID to BOS?

Find hourly flight availability from Idaho to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 15, 2025.

When flying from Idaho to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 8h 48m. 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 Alaska Airlines, with whom users have recently found tickets for as low as $147. However, be on the lookout for offers from Hawaiian Airlines and Delta, 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, January is the cheapest month in which you can book a flight from Idaho to Boston (average of $218). Flying from Idaho to Boston in July is currently the most expensive (average of $311). 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
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Lincoln
Lowell
Smithfield
Cranston
Chestnut Hill
Chelsea
Warwick
Peabody
Quincy
York Beach
Swansea
Old Orchard Beach
Brockton
Waltham

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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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$206Average$472FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$228Average$456FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$300Average$674FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$306Average$469FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$365Average$480FlexibilityNo cancel feeOn-time63%

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