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Cheap Flights from Denver (DEN) to Idaho Falls (IDA)

Popular airlines from Denver International Airport (DEN) to Idaho Falls Regional Airport (IDA)

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Frequently asked questions

What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
January is typically the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional), with average return fares of approximately £199. This is about 22% lower than the average price throughout the year. January often sees lower prices because it falls after the busy holiday season, when travel demand tends to decrease. Other cheap months to fly from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) include May and June.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
Enter DEN to IDA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
To find a cheap flight from Denver, CO (DEN-Denver 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 airline to fly with from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
The best airline to fly with from Denver, CO (DEN-Denver Intl.) (DEN) to Idaho Falls, ID (IDA-Idaho Falls Regional) (IDA) will differ from traveller to traveller. If you like to fly early, UA offers early morning flights. If price is the most important factor, UA typically offers the lowest fares. AS offers the most daily flights from Denver, CO (DEN-Denver Intl.) (DEN) to Idaho Falls, ID (IDA-Idaho Falls Regional) (IDA), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
The best time to fly from Denver International Airport (DEN) to Idaho Falls Regional (IDA) for a good deal is typically in January or May. You can expect to find return flights for around £199 during these months. While we don't have specific popularity data for this route, these months often offer a balance of lower prices and reasonable travel conditions, making them a good choice for your trip. This information is based on booking data from the past year.*Prices based on flights available on Expedia in the last year.
How many flights per day from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
When flying from Denver Intl. (DEN) to Idaho Falls Regional (IDA), you'll find around 5 nonstop flights per day. For even more choice, look at flights that include layovers, as there are approximately 10 connecting flights daily. Some common connection points include Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), and Salt Lake City Intl. (SLC).
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
The earliest flight from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) typically departs at approximately 12:15 AM local time, operated by United Airlines. This is a seasonal service active in November and December. An early departure like this can help maximise 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 Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
If you're flying from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional), you'll typically find the most flights on a Monday, with around 17 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Alaska Airlines, United Airlines, and Delta Air Lines. Flight schedules are consistent throughout the week, so you'll have plenty of options regardless of the day you choose to fly.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
The most popular departure times for flights from Denver Intl. (DEN) to Idaho Falls Regional (IDA) are in the early morning, from 6am to 9am. About 33% of passengers prefer this time window. Many major carriers, including Alaska Airlines, United Airlines and Delta Air Lines, offer flights during this window. These times work well because you can get an early start to your travel day and arrive at your destination with plenty of time.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
Direct flights from DEN to IDA usually take about 1 hour 50 minutes, traveling roughly 458 miles. If you opt for a connecting flight, expect to add around 5 hours 10 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
Select the "Business class" and "First class" filters when looking for DEN to IDA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN-Denver 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 from Denver Intl. (DEN)?
If you're planning to travel to Idaho Falls from Denver Intl. (DEN), you can fly into Idaho Falls Regional (IDA) Some flights may connect through major hubs like Portland Intl. (PDX), Seattle - Tacoma Intl. (SEA), Los Angeles Intl. (LAX) 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 Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN-Denver 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 Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional) flight and hotel package?
Securing a Denver, CO (DEN-Denver 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 Denver, CO (DEN-Denver Intl.) to Idaho Falls, ID (IDA-Idaho Falls Regional)?
If you booked your Denver, CO (DEN-Denver 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
Denver Intl.
Destination airport
Idaho Falls Regional
Distance
732 km
Average flight time
1 hour 44 mins

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Denver to Idaho Falls Flights

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

With Expedia, it’s simple to find and book flights to Idaho Falls from Denver whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 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 Denver to Idaho Falls today, tomorrow, or this week.  

 

Save dollars with cheap flights from Denver Intl., DEN to Idaho Falls Regional, IDA 

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

Here are more money-saving tips: 

  • Fly in 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 Denver 

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.

Denver to Idaho Falls Flights

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