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CA $430 Cheap Flights from Buffalo (BUF) to Idaho Falls (IDA)

View CA $430 flight on Wed, Nov 11, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Idaho Falls Regional Airport (IDA)

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Cheap flights from Buffalo (BUF) to Idaho Falls (IDA)

Prices were available within the past 7 days and start at CA $430 for one-way flights and CA $500 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Oct 30 - Tue, Nov 17
BUF
Buffalo
IDA
Idaho Falls
CA $500 Roundtrip, found 2 days ago
CA $500
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Oct 30 from Buffalo to Idaho Falls, returning Tue, Nov 17, priced at CA $500 found 2 days ago
Delta
Sat, Nov 7 - Mon, Nov 16
BUF
Buffalo
IDA
Idaho Falls
CA $515 Roundtrip, found 2 days ago
CA $515
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Nov 7 from Buffalo to Idaho Falls, returning Mon, Nov 16, priced at CA $515 found 2 days ago
American Airlines
Sat, Oct 31 - Wed, Nov 11
BUF
Buffalo
IDA
Idaho Falls
CA $535 Roundtrip, found 4 days ago
CA $535
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Oct 31 from Buffalo to Idaho Falls, returning Wed, Nov 11, priced at CA $535 found 4 days ago
American Airlines
Fri, Oct 30 - Tue, Nov 17
BUF
Buffalo
IDA
Idaho Falls
CA $543 Roundtrip, found 2 days ago
CA $543
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Oct 30 from Buffalo to Idaho Falls, returning Tue, Nov 17, priced at CA $543 found 2 days ago
American Airlines
Sat, Oct 31 - Wed, Nov 11
BUF
Buffalo
IDA
Idaho Falls
CA $577 Roundtrip, found 4 days ago
CA $577
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Oct 31 from Buffalo to Idaho Falls, returning Wed, Nov 11, priced at CA $577 found 4 days ago
American Airlines
Mon, Oct 26 - Thu, Nov 12
BUF
Buffalo
IDA
Idaho Falls
CA $591 Roundtrip, found 6 days ago
CA $591
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Oct 26 from Buffalo to Idaho Falls, returning Thu, Nov 12, priced at CA $591 found 6 days ago
Delta
Sat, Dec 5 - Tue, Dec 15
BUF
Buffalo
IDA
Idaho Falls
CA $612 Roundtrip, found 2 days ago
CA $612
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Dec 5 from Buffalo to Idaho Falls, returning Tue, Dec 15, priced at CA $612 found 2 days ago
Delta
Tue, Oct 20 - Mon, Nov 9
BUF
Buffalo
IDA
Idaho Falls
CA $617 Roundtrip, found 2 days ago
CA $617
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Oct 20 from Buffalo to Idaho Falls, returning Mon, Nov 9, priced at CA $617 found 2 days ago
United
Fri, Oct 23 - Wed, Nov 4
BUF
Buffalo
IDA
Idaho Falls
CA $640 Roundtrip, found 2 days ago
CA $640
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 23 from Buffalo to Idaho Falls, returning Wed, Nov 4, priced at CA $640 found 2 days ago
Alaska Airlines
Sat, Oct 31 - Wed, Nov 11
BUF
Buffalo
IDA
Idaho Falls
CA $1,078 Roundtrip, found 4 days ago
CA $1,078
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Oct 31 from Buffalo to Idaho Falls, returning Wed, Nov 11, priced at CA $1,078 found 4 days ago

Alternative airports near Idaho Falls

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Idaho Falls Regional IDA. Cheapest and Closest option available. Average driving time to city centre is 5 minutes. Flights from CA $843
IDA
Idaho Falls Regional
CheapestClosest
Average driving time to city centre5 min
Flights from CA $843

Frequently asked questions

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) cost?
You can find cheap one-way flights from CA $430 and cheap return flights from CA $500 BUF to IDA with Expedia. One-way flights typically cost between CA$414 and CA$1699, and return flights often range between CA$841 and CA$2498. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when BUF to IDA ticket fares go up or down.
What is the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
The cheapest months to fly from BUF to IDA are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
Enter BUF to IDA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
American Airlines is one of the cheapest airlines offering connecting return flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional), with prices starting from around CA$515 for flights that can be booked for departure within the next year. These flights typically include a layover in O'Hare Intl. (ORD). Prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
There are approximately 24 connecting flights per day from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional). Some common connection points include O'Hare Intl. (ORD), Detroit Metropolitan Wayne County (DTW), and Washington Dulles Intl. (IAD).
What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
The earliest flight from Buffalo Niagara Intl. (BUF) to Idaho Falls Regional (IDA) typically departs around 5:00 AM local time. This service is seasonal, active only in May, and is operated by American Airlines and Alaska Airlines. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
You'll typically find the most flights from Buffalo Niagara Intl. (BUF) to Idaho Falls Regional (IDA) on a Wednesday, with around 28 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Delta, and American Airlines.
What are the most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
The most popular departure times for flights from Buffalo Niagara Intl. (BUF) to Idaho Falls Regional (IDA) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, Delta and United, offer flights during this window. Many travellers prefer these times because it allows for an early start to their journey, often leading to earlier arrivals at their destination.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
There are no nonstop flights from Buffalo Niagara Intl. (BUF) to Idaho Falls Regional (IDA). The shortest flights typically involve one stop, taking around 8 hours 30 minutes. If you have two or more stops, your travel time will be longer, usually around 12 hours 30 minutes. The distance between these two airports is approximately 2,684 kilometers. Keep in mind that these are average travel times, and your actual flight duration can vary depending on the specific routing, layover times, and even weather conditions.
Can you fly business or first class from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
You can fly first class between BUF and IDA. First class cabins are available on United, Delta, and American Airlines.
How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Idaho Falls, ID (IDA) from Buffalo, NY (BUF)?
If you're planning to travel to Idaho Falls from Buffalo Niagara Intl. (BUF), you can fly directly into Idaho Falls Regional (IDA). Some flights may connect through major hubs like O'Hare Intl. (ORD), Detroit Metropolitan Wayne County (DTW), or Hartsfield-Jackson Atlanta Intl. (ATL) before reaching Idaho Falls. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Idaho Falls Regional
Roundtrip price
CA $499
Distance
2667 km

Book with confidence

Buffalo to Idaho Falls Flights

The easy way to book your flights from Buffalo to Idaho Falls 

With Expedia, it’s simple to find and book flights to Idaho Falls from Buffalo whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Idaho Falls Regional, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Buffalo to Idaho Falls today, tomorrow, or this week.  

 

Save dollars with cheap flights from Buffalo Niagara Intl., BUF to Idaho Falls Regional, IDA 

Sort your search results by price to find great deals on your flight from Buffalo to Idaho Falls—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Idaho Falls from Buffalo currently is just CA $500 rising to CA $1,078.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Idaho Falls  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Idaho Falls from Buffalo 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Idaho Falls with Expedia today.

Buffalo to Idaho Falls Flights

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