HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$226+ Cheap flights from Idaho Falls to Boston (IDA - 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 12/28. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — BOS
Dec 25 — Jan 11
Thu 12/25
Thu 1/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho Falls 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 Falls to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Boston (BOS). 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 November 25, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$453
(American Airlines)

One-way from

$226
(Delta)

Popular in

February

Cheapest in

March

Average price

$500
Provider with most accurate pricing for Idaho Falls Fanning Field-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Boston Logan Intl flights.
Search Deals
From Idaho Falls Fanning Field to Boston Logan Intl
Search Deals
One-way flight from Idaho Falls Fanning Field to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($204 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($64 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Idaho Falls to Boston

Cheapest flights from Idaho Falls to Boston
Explore the most affordable flight options available from Idaho Falls to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 25, 2025.

This American Airlines deal was found by Cheapflights users on 11/24. 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.
Wed 12/101:58 pmIDA - BOS
2 stops15h 23mAmerican Airlines
Tue 12/169:50 amBOS - IDA
2 stops14h 46mAmerican Airlines
Deal found 11/24$484
This Delta deal was found by Cheapflights users on 11/24. 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 12/107:06 pmIDA - BOS
1 stop9h 14mDelta
Tue 12/166:10 amBOS - IDA
1 stop8h 27mDelta
Deal found 11/24$569
This Delta deal was found by Cheapflights users on 11/25. 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 12/101:17 pmIDA - BOS
1 stop8h 24mDelta
Sun 12/146:10 amBOS - IDA
1 stop8h 27mDelta
Deal found 11/25$580
This United Airlines deal was found by Cheapflights users on 11/25. 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 12/107:00 amIDA - BOS
2 stops12h 33mUnited Airlines
Sun 12/145:30 amBOS - IDA
2 stops11h 54mUnited Airlines
Deal found 11/25$611
This United Airlines deal was found by Cheapflights users on 11/25. 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 12/107:00 amIDA - BOS
1 stop14h 34mUnited Airlines
Tue 12/167:15 amBOS - IDA
1 stop8h 20mUnited Airlines
Deal found 11/25$619
This United Airlines deal was found by Cheapflights users on 11/24. 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 12/222:30 pmIDA - BOS
1 stop7h 05mUnited Airlines
Mon 12/294:47 pmBOS - IDA
1 stop8h 12mUnited Airlines
Deal found 11/24$741
This American Airlines deal was found by Cheapflights users on 11/24. 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 12/227:00 amIDA - BOS
2 stops14h 51mAmerican Airlines
Mon 12/299:47 amBOS - IDA
2 stops14h 34mAmerican Airlines
Deal found 11/24$834

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls 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 November 25, 2025.
Use the filters below to find and compare flights from Idaho Falls to Boston that are best for you.

Fly from

Idaho Falls

Fly to

Boston

Route

Depart

Return

Price

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Wed 1/21

7:20 am-9:29 am

2 stops24h 09m

Boston Logan Intl

Thu 1/22

12:29 pm-10:36 pm

1 stop12h 07m

$453

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Wed 12/10

1:58 pm-7:21 am

2 stops15h 23m

Boston Logan Intl

Tue 12/16

9:50 am-10:36 pm

2 stops14h 46m

$484

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Wed 1/21

2:40 pm-11:46 pm

1 stop7h 06m

Boston Logan Intl

Thu 1/22

3:15 pm-9:14 pm

1 stop7h 59m

$521

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Tue 4/7

2:35 pm-11:53 pm

1 stop7h 18m

Boston Logan Intl

Sat 4/18

7:34 pm-9:53 am

2 stops16h 19m

$543

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Wed 12/10

7:06 pm-6:20 am

1 stop9h 14m

Boston Logan Intl

Tue 12/16

6:10 am-12:37 pm

1 stop8h 27m

$569

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Sun 12/28

6:57 pm-6:42 am

1 stop9h 45m

$226

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Sun 12/28

5:00 am-2:02 pm

1 stop7h 02m

$347

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Sun 11/30

10:53 pm-8:49 pm

3 stops43h 56m

$360

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Sat 1/3

9:30 pm-11:55 am

2 stops36h 25m

$377

Idaho FallsBoston

IDA - BOS

IDABOS

Idaho Falls Fanning Field

Sun 11/30

9:35 pm-10:38 am

2 stops11h 03m

$436

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 13 results
1
2

Compare providers for flights from Idaho Falls to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Boston in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Idaho Falls-Boston flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Idaho Falls-Boston flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Idaho Falls-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Idaho Falls-Boston flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Idaho Falls to Boston

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

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

Currently, September is the cheapest month in which you can book a flight from Idaho Falls to Boston (average of $290). Flying from Idaho Falls to Boston in July is currently the most expensive (average of $483). 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 IDA to BOS?

Find hourly flight availability from Idaho Falls 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 November 25, 2025.

A simple way to save on the total cost of your ticket is to fly from Idaho Falls to Boston in the evening. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the morning.

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 November 25, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Idaho Falls to Boston. 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.
Delta
7.9
Good
7,998 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,046 reviews
Delta
7.9
Good
7,998 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,038 reviews
Delta
7.9
Good
7,998 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • How long is the flight from Idaho Falls to Boston?

    There are many flights that can get you from Idaho Falls to Boston in 7h 06m. Fly via American Airlines or United Airlines to get the fastest option. Airlines will cover a distance of 2056 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Idaho Falls to Boston round-trip from $326. Other airlines that can offer you cheap pricing are American Airlines, from $400, and Delta, from $400. United Airlines is currently priced 51% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as $226 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $338 and United Airlines from $347 one-way.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Idaho Falls to Boston (average of $290). Flying from Idaho Falls to Boston in July is currently the most expensive (average of $483). 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
Peabody
Quincy
York Beach
Warwick
Swansea
Old Orchard Beach
Brockton
Waltham
Chelsea

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.

Top 3 airlines flying from Idaho Falls to Boston

Discover the top 3 airlines that operate flights from Idaho Falls 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 November 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$326Average$710FlexibilityNo cancel feeOn-time69%
DeltaCheapest$400Average$534FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$400Average$512FlexibilityNo cancel feeOn-time71%

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.