What is the cheapest month to book a flight from International Falls to Boise?

Currently, October is the cheapest month in which you can book a flight from International Falls to Boise (average of $314). Flying from International Falls to Boise in June is currently the most expensive (average of $398). 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.

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

If weather is an important factor for your trip to Boise, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

What is the cheapest time of day to fly from INL to BOI?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from International Falls to Boise as you normally would.

Can I find deals for flights from International Falls to Boise that include hotel bookings?

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

How can I find direct flights from International Falls to Boise?

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

Can I find deals for business class flights from International Falls to Boise?

Yes. Cheapflights offers flight deals from International Falls to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$402+ Flights from International Falls to Boise

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Cheap flight deals from International Falls to Boise

Round-trip from	$402 (Delta)

From Falls Intl to Boise Air Term. Gowen Fld

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Cheapest flights from International Falls to Boise
Explore the most affordable flight options available from International Falls to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Tue 8/263:50 pmINL - BOI

2 stops9h 00mDelta

Tue 9/25:30 amBOI - INL

1 stop7h 47mDelta

Deal found 7/29

$402

Best flights from International Falls to Boise
Discover carefully curated flight deals from International Falls to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Tue 8/263:50 pmINL - BOI

2 stops9h 00mDelta

Tue 9/25:30 amBOI - INL

1 stop7h 47mDelta

Deal found 7/29

$402

Last-minute flights from International Falls to Boise
Discover last-minute flight deals from International Falls to Boise. Data last updated July 29, 2025 and is based on user searches.

Tue 8/263:50 pmINL - BOI

2 stops9h 00mDelta

Tue 9/25:30 amBOI - INL

1 stop7h 47mDelta

Deal found 7/29

$402

Cheapflights Fare Finder

Use the filters below to find and compare flights from International Falls to Boise that are best for you.

Fly from

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Route

Depart

Return

Price

International FallsBoise

INL - BOI

INLBOI

Falls Intl

Tue 8/26

3:50 pm-11:50 pm

2 stops9h 00m

Boise Air Term. Gowen Fld

Tue 9/2

5:30 am-2:17 pm

1 stop7h 47m

$402

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from International Falls to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from International 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.

Reviews of airlines servicing Boise

Read reviews from past customers who have flown Delta from International Falls to Boise. 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

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,977 reviews

Delta

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Can I find deals for flights from International Falls to Boise that include hotel bookings?
Yes. In addition to deals on International Falls to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from International Falls to Boise?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from International Falls to Boise.
Can I find deals for business class flights from International Falls to Boise?
Yes. Cheapflights offers flight deals from International Falls to Boise 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 International Falls to Boise?
Currently, October is the cheapest month in which you can book a flight from International Falls to Boise (average of $314). Flying from International Falls to Boise in June is currently the most expensive (average of $398). 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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Caldwell

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$402+ Cheap flights from International Falls to Boise (INL - BOI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from International Falls to Boise with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from International Falls to Boise

Round-trip from

Find flight deals from International Falls to Boise

Cheapest flights from International Falls to BoiseExplore the most affordable flight options available from International Falls to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from International Falls to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from International Falls to Boise that are best for you.

Best time to book a flight from International Falls to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from International Falls with our price prediction graph.

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated July 29, 2025.

Read reviews from past customers who have flown Delta from International Falls to Boise. 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.

Related info for your journey

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

Can I find deals for flights from International Falls to Boise that include hotel bookings?

How can I find direct flights from International Falls to Boise?

Can I find deals for business class flights from International Falls to Boise?

What is the cheapest month to book a flight from International Falls to Boise?

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Cheapest flights from International Falls to Boise
Explore the most affordable flight options available from International Falls to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.