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The cheapest times to fly from IDA to DEN are

  • January 1st to February 4th
  • April 16th to May 6th
  • August 6th to November 18th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IDA to DEN is late September. Prices can be as high as $618 for Friday flights during early to mid May, or as low as $330 for Tuesday flights around late September.

 

When to Fly to Denver

Flying from Idaho Falls, ID (IDA) to Denver, CO (DEN) will usually cost between $344 to $434 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $344. Due to high demand the most expensive time to fly is early to mid May, with an average price of $452. Planning your trip to low-cost times can easily save you $108 on economy flights and even more on first-class flights. Generally, any price below $372 can be considered a good price for a round-trip IDA to DEN flight.

See below for a graph of average weekly prices for the IDA to DEN route. All prices are for round-trip tickets in USD.

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IDA to DEN Flight Prices

Compared to other flights, the IDA to DEN flight is much cheaper than the average and costs much less than the average flight leaving from Idaho Falls. The average price per mile (for a direct flight) is $0.51, which is above average.

 

Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $42 (10%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $358. Return trip prices are from the DEN to IDA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

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Departure Day Prices

Return Trip Prices by Day

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Return Day Prices

 

Nonstop Flights and Layovers

Travelers looking to fly from IDA to DEN can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 48 minutes may be realistic.

 

Flight Questions Answered

Still have questions about flying from IDA to DEN? We’ve got answers.

Which airlines fly this route?

You can find 3 major airlines flying this route most often: Alaska, Delta, United, and potentially more during busy seasons.

How far away is it from Denver International Airport to Idaho Falls Regional Airport?

The distance between the two airports is roughly 457 miles or 735 kilometers.

How long does it take to fly from IDA to DEN?

The real-world flight time for a nonstop IDA to DEN flight is about 1 hour 48 minutes.

How many flights go between Idaho Falls, ID and Denver, CO?

It depends on the day of the week and the date, but a typical day might have around 41 available flights from IDA to DEN.

 

Airport Location Info

 

Departing Airport

Origination codeIDA
Origination airport nameIdaho Falls Regional Airport
CityIdaho Falls, ID
Countrythe United States
Latitude43.5
Longitude-112.1

Return Airport

Destination codeDEN
Destination airport nameDenver International Airport
CityDenver, CO
Countrythe United States
Latitude39.9
Longitude-104.7

 

Late and Early Flight Data

Flights from IDA to DEN tend to depart late almost never compared to the average flight. According to our recently updated data, 9% of flights departed 5 or more minutes late, and 68% of flights left 5 or more minutes early. On average you can expect to leave DEN heading for IDA about 43 minutes late. This does significantly impact arrival time, as the average landing time in Denver, CO is about 44 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • SkyWest: 43 minutes late
  • Some airlines not reporting

 

Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.