$234 Find Cheap Flights from Denver to Idaho Falls - Compare and Save

American citizens can travel to France for tourism or business purposes without a visa for a maximum duration of 90 days. As long as the trip falls within this timeframe and you meet the entry requirements such as having a valid identification document, you can fly to Idaho Falls seamlessly.

The cancellation and refund policies vary depending on the airline chosen. Delta Airlines allows you to cancel or change your eTicket within one day of purchase for a full refund. However, cancellations made 30 days or less before the scheduled arrival become nonrefundable. As for American Airlines, if you book your ticket at least two days before departure, you have until 24 hours from the time of purchase to cancel and request a refund.

Several airlines operating the Denver to Idaho Falls route allow pets. Some pet-friendly options include American Airlines, Delta Air Lines, and Allegiant Air. Copa Airlines allows only small dogs and cats in the cabin. Your pet can travel in the cabin with you as a carry-on, under the seat in front of you.

Yes, Airlines such as United, Delta, American, and Copa Airlines offer services like wheelchair assistance, priority boarding, and special seating arrangements. Denver International Airport and Idaho Falls Fanning Field Airport have accessibility services to cater to the needs of passengers with disabilities.

Among airlines operating Denver to Idaho Falls flights:

• United Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only United Airlines operates flights between Denver and Idaho Falls.

Flights from Denver to Idaho Falls usually depart from Denver Intl (DEN) and arrive at Idaho Falls Fanning Field (IDA).

Here are some options for this route, based on selected ticket types and cabin classes:

• United Airlines: a cabin bag and a checked bag in Economy Class
• JetBlue: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Denver to Idaho Falls:

• Economy Class
• First Class

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $326 round-trip, compared to $372 via a layover through Salt Lake City (SLC).

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$80 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Canadair (Bombardier) Regional Jet CRJ-550 family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Embraer 175 (Enhanced Winglets) variants.

Connecting flights from Denver to Idaho Falls most commonly pass through:

• Salt Lake City (SLC) - 86% of one-stop connections
• Portland (PDX) - 14% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.

Yes. Being flexible with your travel dates can save you up to 33% on the Denver to Idaho Falls route. Thursday is the cheapest departure day at $289 round-trip on average, while Monday is the most expensive at $426, a difference of $137. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Denver to Idaho Falls flights, with 50% of flights leaving in that window. Afternoon departures account for 25%, evening flights for 25%, and night flights for 0%.

These are the earliest and latest flight times available from Denver to Idaho Falls:

• Earliest: departs at 12:20 am and lands at 2:07 am
• Latest: departs at 7:29 pm and lands at 9:16 pm.

The flight takes about 1h 47m.

A nonstop flight from Denver to Idaho Falls takes 1h 47m, covering 457 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $279 to $1,042. That means the highest observed fare was about 4x higher than the lowest one.

One-way fares from Denver to Idaho Falls are currently in line with typical prices for this route. Average one-way fares are about $275.

Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 06m, compared with 11h 56m via Portland (PDX).

Idaho Falls Fanning Field Airport (IDA) hosts 5 major car rental companies, with daily rates starting from around $34 for economy cars. Top options include:
• Alamo
• Hertz
• Enterprise Rent-A-Car
• Budget
• National

Round-trip flights from Denver to Idaho Falls range from $250 to $441, with an average of $322 over the past 12 months. Anything below $250 counts as a good deal.

JetBlue is the only airline on the Denver to Idaho Falls route offering in-flight Wi-Fi. Pricing depends on fare class.