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Idaho Falls

$153+ Cheap flights from Boston to Idaho Falls (BOS - IDA)

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.
BOS — IDA
Jan 25 — Feb 11
Sat 1/25
Sat 2/1
1 adult, Economy
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Cheap flight deals from Boston to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Idaho Falls (IDA). 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 January 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$317
(Delta)

One-way from

$153
(Alaska Airlines)

Popular in

July

Cheapest in

November

Average price

$573
Provider with most accurate pricing for Boston Logan Intl-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Idaho Falls Fanning Field flights.
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From Boston Logan Intl to Idaho Falls Fanning Field
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One-way flight from Boston Logan Intl to Idaho Falls Fanning Field
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High demand for flights, 14% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Boston to Idaho Falls

Cheapest flights from Boston to Idaho Falls
Explore the most affordable flight options available from Boston to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2025.

This Delta deal was found by Cheapflights users on 1/20. 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 2/193:05 pmBOS - IDA
2 stops9h 39mDelta
Tue 2/256:58 pmIDA - BOS
2 stops12h 49mDelta
Deal found 1/20$317
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 2/197:00 amBOS - IDA
1 stop17h 36mAlaska Airlines
Tue 2/258:00 amIDA - BOS
1 stop13h 59mAlaska Airlines
Deal found 1/20$382
This United Airlines deal was found by Cheapflights users on 1/20. 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 2/196:00 amBOS - IDA
3 stops17h 07mUnited Airlines
Tue 2/2510:38 amIDA - BOS
2 stops11h 21mUnited Airlines
Deal found 1/20$531
This American Airlines deal was found by Cheapflights users on 1/20. 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.
Sat 3/18:00 amBOS - IDA
2 stops16h 11mAmerican Airlines
Sat 3/812:58 pmIDA - BOS
1 stop8h 26mAmerican Airlines
Deal found 1/20$562

Find flights from Boston to Idaho Falls within your budget

Customize your flight search to find flights from Boston to Idaho Falls 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 20, 2025.

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Price

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 2/19

3:05 pm-10:44 pm

2 stops9h 39m

Idaho Falls Fanning Field

Tue 2/25

6:58 pm-9:47 am

2 stops12h 49m

$317

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 2/12

9:30 am-5:09 pm

2 stops9h 39m

Idaho Falls Fanning Field

Sun 2/16

2:30 pm-11:40 pm

1 stop7h 10m

$381

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 2/19

7:00 am-10:36 pm

1 stop17h 36m

Idaho Falls Fanning Field

Tue 2/25

8:00 am-11:59 pm

1 stop13h 59m

$382

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sat 3/1

8:00 am-10:11 pm

2 stops16h 11m

Idaho Falls Fanning Field

Sat 3/8

12:58 pm-7:42 am

2 stops16h 44m

$591

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 3/4

7:00 am-3:30 pm

1 stop10h 30m

$153

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 3/5

11:47 am-10:11 pm

2 stops12h 24m

$159

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 3/4

7:10 am-6:18 pm

2 stops13h 08m

$197

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 3/4

6:00 am-9:07 pm

3 stops17h 07m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Compare providers for flights from Boston to Idaho Falls

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 Boston to Idaho Falls in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 Boston-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub 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 Boston-Idaho Falls 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 Boston to Idaho Falls

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

Travel insights for flights from Boston to Idaho Falls

Get recent, data-driven insights about flights from Boston to Idaho Falls including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from Boston to Idaho Falls (average of $380). Flying from Boston to Idaho Falls in July is currently the most expensive (average of $628). 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 BOS to IDA?

Find hourly flight availability from Boston to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 20, 2025.

One of the essential ways to save on airfare from Boston to Idaho Falls is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 34% on airfare.

Rainfall in Idaho Falls by month

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

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

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

If weather is an important factor for your trip to Idaho Falls, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated January 20, 2025.
Alaska Airlines
8.0
Very good
9,696 reviews

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,696 reviews
Alaska Airlines
8.0
Very good
9,696 reviews

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,521 reviews
Alaska Airlines
8.0
Very good
9,696 reviews

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,982 reviews
Alaska Airlines
8.0
Very good
9,696 reviews

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,696 reviews

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

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

    Flying on Delta is currently your cheapest option to Idaho Falls, with prices starting at $317. Additional round-trip tickets that might be worth considering are offered by United Airlines and Alaska Airlines, with the lowest prices starting at $381 and $382, respectively. These flights start at 54% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $153. American Airlines flights start at $159 while deals on Delta start at $197 one-way.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Boston to Idaho Falls (average of $380). Flying from Boston to Idaho Falls in July is currently the most expensive (average of $628). 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.

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Top 4 airlines flying from Boston to Idaho Falls

Discover the top 4 airlines that operate flights from Boston to Idaho Falls. 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$433Average$833FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$473Average$714FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$475Average$652FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$543Average$834FlexibilityNo cancel feeOn-time69%
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