HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$100+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BOS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 12, 2025.

Round-trip from

$199
(Delta)

One-way from

$100
(Delta)

Popular in

July

Cheapest in

April

Average price

$506
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. 7% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 8/135:30 pmGEG - BOS
1 stop10h 00mDelta
Thu 8/217:25 amBOS - GEG
1 stop8h 16mDelta
Deal found 6/10$199
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 9/2212:35 pmGEG - BOS
1 stop8h 07mAmerican Airlines
Mon 9/296:00 amBOS - GEG
2 stops9h 44mAmerican Airlines
Deal found 6/11$204
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 8/116:25 pmGEG - BOS
1 stop8h 36mUnited Airlines
Tue 8/196:10 amBOS - GEG
1 stop8h 17mUnited Airlines
Deal found 6/10$261
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 7/94:47 pmGEG - BOS
1 stop10h 23mAlaska Airlines
Fri 8/297:45 amBOS - GEG
1 stop18h 07mAlaska Airlines
Deal found 6/11$268
This Delta deal was found by Cheapflights users on 6/11. 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 8/912:05 pmBOI - BOS
1 stop9h 52mDelta
Tue 8/127:10 amBOS - BOI
1 stop8h 49mDelta
Deal found 6/11$285
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 9/294:00 pmBOI - BOS
1 stop12h 00mAlaska Airlines
Tue 10/77:20 amBOS - BOI
1 stop10h 25mAlaska Airlines
Deal found 6/10$290
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 8/281:07 pmBOI - BOS
1 stop8h 52mAmerican Airlines
Tue 9/26:15 amBOS - BOI
1 stop9h 05mAmerican Airlines
Deal found 6/12$291
This Southwest deal was found by Cheapflights users on 6/10. 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.
Sat 12/65:00 amBOI - BOS
1 stop8h 50mSouthwest
Thu 12/116:45 amBOS - BOI
1 stop10h 20mSouthwest
Deal found 6/10$306
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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 9/2412:39 pmJAC - BOS
1 stop9h 44mAlaska Airlines
Mon 9/296:40 pmBOS - JAC
1 stop19h 19mAlaska Airlines
Deal found 6/12$316
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 9/412:07 pmJAC - BOS
1 stop7h 47mAmerican Airlines
Wed 9/1012:40 pmBOS - JAC
1 stop9h 19mAmerican Airlines
Deal found 6/12$317
This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/119:49 pmBOI - BOS
2 stops22h 23mSpirit Airlines
Sat 9/136:00 amBOS - BOI
2 stops16h 44mSpirit Airlines
Deal found 6/9$329
This Southwest deal was found by Cheapflights users on 6/10. 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.
Wed 8/138:25 amGEG - BOS
2 stops11h 45mSouthwest
Wed 8/202:00 pmBOS - GEG
2 stops11h 30mSouthwest
Deal found 6/10$343

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 June 12, 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

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Wed 8/13

5:30 pm-6:30 am

1 stop10h 00m

Boston Logan Intl

Thu 8/21

7:25 am-12:41 pm

1 stop8h 16m

$199

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Mon 9/22

12:35 pm-11:42 pm

1 stop8h 07m

Boston Logan Intl

Mon 9/29

6:00 am-12:44 pm

2 stops9h 44m

$204

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Mon 8/11

6:25 pm-6:01 am

1 stop8h 36m

Boston Logan Intl

Tue 8/19

6:10 am-11:27 am

1 stop8h 17m

$261

SpokaneBoston

GEG - BOS

GEGBOS

Spokane

Wed 7/9

4:47 pm-6:10 am

1 stop10h 23m

Boston Logan Intl

Fri 8/29

7:45 am-10:52 pm

1 stop18h 07m

$268

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Sat 8/9

12:05 pm-11:57 pm

1 stop9h 52m

Boston Logan Intl

Tue 8/12

8:10 am-1:59 pm

1 stop7h 49m

$285

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Mon 9/29

4:00 pm-6:00 am

1 stop12h 00m

Boston Logan Intl

Tue 10/7

7:20 am-3:45 pm

1 stop10h 25m

$290

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Thu 8/28

1:07 pm-11:59 pm

1 stop8h 52m

Boston Logan Intl

Tue 9/2

6:15 am-1:20 pm

1 stop9h 05m

$291

BoiseBoston

BOI - BOS

BOIBOS

Boise Air Term. Gowen Fld

Sat 12/6

5:00 am-3:50 pm

1 stop8h 50m

Boston Logan Intl

Thu 12/11

6:45 am-3:05 pm

1 stop10h 20m

$306

JacksonBoston

JAC - BOS

JACBOS

Jackson Hole

Wed 9/24

12:39 pm-12:23 am

1 stop9h 44m

Boston Logan Intl

Mon 9/29

6:40 pm-11:59 am

1 stop19h 19m

$316

JacksonBoston

JAC - BOS

JACBOS

Jackson Hole

Thu 9/4

12:07 pm-9:54 pm

1 stop7h 47m

Boston Logan Intl

Wed 9/10

12:40 pm-7:59 pm

1 stop9h 19m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 51 results
1
2
3
...
6

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 June is currently the most expensive (average of $306). 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 June 12, 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.

Rainfall in Boston by month

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

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

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

If weather is an important factor for your trip to Boston, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Idaho to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

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

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

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
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

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 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.

  • 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 $100. However, be on the lookout for offers from Alaska Airlines 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 Jackson Hole - Boston Logan Intl or Spokane - 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 June is currently the most expensive (average of $306). 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 Idaho?

Book flights to Idaho if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Waltham
Framingham
Seabrook
Cranston
Randolph
Chestnut Hill
Lowell
Chelsea
Marlborough
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Boston flights
O'Hare Intl to Boston flights
Reagan-National to Boston flights
Dallas/Fort Worth to Boston flights
Baltimore to Boston flights
San Francisco to Boston flights
Seattle to Boston flights
Newark to Boston flights
Hobby to Boston flights
Raleigh to Boston flights
Dulles Intl to Boston flights
Denver to Boston flights
Atlanta to Boston flights
LaGuardia to Boston flights
Philadelphia to Boston flights
Fort Lauderdale to Boston flights
George Bush Intcntl to Boston flights
Charlotte to Boston flights
John F Kennedy Intl to Boston flights
Minneapolis to Boston flights
Orlando to Boston flights
Tampa to Boston flights
Cincinnati to Boston flights
Miami to Boston flights
Pittsburgh to Boston flights
Cleveland to Boston flights
San Diego to Boston flights
Sky Harbor Intl to Boston flights
Austin to Boston flights
Ontario to Boston flights
Columbus to Boston flights
West Palm Beach to Boston flights
Salt Lake City to Boston flights
Detroit to Boston flights
Kansas City to Boston flights
Love Field to Boston flights
Portland to Boston flights
Indianapolis to Boston flights
Burbank to Boston flights
St. Louis to Boston flights
LaGuardia to Nantucket flights
John F Kennedy Intl to Nantucket flights
Milwaukee to Boston flights
Nashville to Boston flights
Orlando to Hartford flights
LaGuardia to West Tisbury flights
Charleston to Boston flights
Jacksonville to Boston flights
Midway to Boston flights
Santa Ana to Boston flights

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$253Average$540FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$310Average$447FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$316Average$477FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$326Average$666FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$365Average$505FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.