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

Flying on American Airlines is currently your cheapest option to Idaho Falls, with prices starting at $419. Another option worth looking into is United Airlines, starting at $591 round trip.

What is the cheapest day to fly from Buffalo to Idaho Falls?

Travelers seeking maximum savings on their Buffalo to Idaho Falls flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What is the cheapest day to fly round-trip from Buffalo to Idaho Falls?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 40% when planning your travel around this day of the week.

What is the cheapest time of day to fly from BUF to IDA?

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

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

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

How can I find direct flights from Buffalo to Idaho Falls?

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

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

Yes. Cheapflights offers flight deals from Buffalo 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.

$419+ Flights from Buffalo to Idaho Falls

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Cheap flight deals from Buffalo to Idaho Falls

Round-trip from	$419 (American Airlines)

From Buffalo to Idaho Falls Fanning Field

Search Deals

Find flight deals from Buffalo to Idaho Falls

Cheapest flights from Buffalo to Idaho Falls
Explore the most affordable flight options available from Buffalo to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.

Wed 10/17:00 amBUF - IDA

1 stop7h 59mAmerican Airlines

Sun 10/51:35 pmIDA - BUF

1 stop7h 10mAmerican Airlines

Deal found 7/16

$419

Thu 8/1410:50 amBUF - IDA

2 stops8h 32mUnited Airlines

Thu 8/215:00 amIDA - BUF

2 stops12h 01mUnited Airlines

Deal found 7/17

$591

Best flights from Buffalo to Idaho Falls
Discover carefully curated flight deals from Buffalo to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2025.

Wed 10/17:00 amBUF - IDA

1 stop7h 59mAmerican Airlines

Sun 10/51:35 pmIDA - BUF

1 stop7h 10mAmerican Airlines

Deal found 7/16

$419

Thu 8/1410:50 amBUF - IDA

2 stops8h 32mUnited Airlines

Thu 8/215:00 amIDA - BUF

2 stops12h 01mUnited Airlines

Deal found 7/17

$591

Last-minute flights from Buffalo to Idaho Falls
Discover last-minute flight deals from Buffalo to Idaho Falls. Data last updated July 18, 2025 and is based on user searches.

Thu 8/145:40 pmBUF - IDA

1 stop21h 07mAmerican Airlines

Thu 8/2112:46 pmIDA - BUF

1 stop7h 06mAmerican Airlines

Deal found 7/17

$474

Thu 8/1410:50 amBUF - IDA

2 stops8h 32mUnited Airlines

Thu 8/215:00 amIDA - BUF

2 stops12h 01mUnited Airlines

Deal found 7/17

$591

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BuffaloIdaho Falls

BUF - IDA

BUFIDA

Buffalo

Wed 10/1

7:00 am-12:59 pm

1 stop7h 59m

Idaho Falls Fanning Field

Sun 10/5

1:35 pm-10:45 pm

1 stop7h 10m

$419

BuffaloIdaho Falls

BUF - IDA

BUFIDA

Buffalo

Thu 8/14

10:50 am-5:22 pm

2 stops8h 32m

Idaho Falls Fanning Field

Thu 8/21

5:00 am-7:01 pm

2 stops12h 01m

$591

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/16

Best time to book a flight from Buffalo to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Buffalo to Idaho Falls (average of $380). Flying from Buffalo to Idaho Falls in December is currently the most expensive (average of $578). 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.

Reviews of airlines servicing Idaho Falls

Get a feel of what it's like to fly with United Airlines and American Airlines from Buffalo to Idaho Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,864 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,864 reviews

United Airlines

7.4

Good

8,864 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,864 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

What are the cheapest airlines flying from Buffalo to Idaho Falls round-trip?
Flying on American Airlines is currently your cheapest option to Idaho Falls, with prices starting at $419. Another option worth looking into is United Airlines, starting at $591 round trip.
Can I find deals for flights from Buffalo to Idaho Falls that include hotel bookings?
Yes. In addition to deals on Buffalo to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Buffalo to Idaho Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Idaho Falls.
Can I find deals for business class flights from Buffalo to Idaho Falls?
Yes. Cheapflights offers flight deals from Buffalo 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 Buffalo to Idaho Falls?
Currently, October is the cheapest month in which you can book a flight from Buffalo to Idaho Falls (average of $380). Flying from Buffalo to Idaho Falls in December is currently the most expensive (average of $578). 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

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Top airline flying from Buffalo to Idaho Falls

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$413	Average$651	FlexibilityNo cancel fee	On-time71%

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$419+ Cheap flights from Buffalo to Idaho Falls (BUF - IDA)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Buffalo to Idaho Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Buffalo to Idaho Falls

Round-trip from

Find flight deals from Buffalo to Idaho Falls

Cheapest flights from Buffalo to Idaho FallsExplore the most affordable flight options available from Buffalo to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.

Explore the most affordable flight options available from Buffalo to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Buffalo to Idaho Falls

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

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Idaho Falls

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

Reviews of airlines servicing Idaho Falls

Get a feel of what it's like to fly with United Airlines and American Airlines from Buffalo to Idaho Falls by reading reviews from past customers. Users have also rated airlines 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 Buffalo 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 Buffalo to Idaho Falls round-trip?

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

How can I find direct flights from Buffalo to Idaho Falls?

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

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

Traveling to a place near Idaho Falls?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Buffalo to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Buffalo to Idaho Falls

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Travel Smart

Cheapest flights from Buffalo to Idaho Falls
Explore the most affordable flight options available from Buffalo to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.