Starting at $436
Starting at $135
Helping travelers to find the best flight offers
A direct flight is the most convenient and comfortable way to fly from Idaho Falls to Denver, despite the fact that sometimes flights with transfers can cost significantly less.
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Idaho Falls to Denver:
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We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Looking for cheap flights from Idaho Falls to Denver? Look no further! Our air ticket search website offers the best deals for your travel needs. With our user-friendly interface and advanced search filters, finding affordable flights has never been easier. Whether you're planning a weekend getaway or a business trip, our website guarantees the cheapest fares available. Discover the stunning landscapes of Denver or enjoy the vibrant city life it has to offer, all without breaking the bank. With multiple airlines to choose from, you can select the most convenient departure and arrival times for your journey. Don't wait any longer! Start your search today and book your cheap flight from Idaho Falls to Denver with our user-friendly website. Traveling has never been this affordable and convenient! Experience seamless booking and exceptional service with our trusted air ticket search platform.
The route Idaho Falls — Denver is served by several airlines: United Airlines and Allegiant Air. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $135 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.
Starting at $436
Starting at $135
Idaho Falls — Denver
12/14/2025
Departure
Direct flight
UA5666
Starting at $436
Unable to find information about the schedule of direct flights from
The cheapest one-way flight from Idaho Falls to Denver departs on 12/14/2025, is operated by Allegiant Air and costs $135
There is no information about the cheapest roundtrip flight from Idaho Falls to Denver
Fastest flight from Idaho Falls to Denver takes 1d 16h 16m
There are no direct flights on this route.
The distance between Idaho Falls and Denver is 722km (448 miles). There are 36 direct flights from Idaho Falls to Denver. Idaho Falls and Denver are in the same time zone. Flights from Idaho Falls begin at 5:00 AM. The latest flight from Idaho Falls departs at 4:19 PM
The cheapest flight ticket from Idaho Falls to Denver according to data for the last 48 hours costs $135
Often the best time to buy tickets from Idaho Falls to Denver is 2 months before departure.
The fastest flights from Idaho Falls to Denver start from 16 hours 16 minutes in the air.
The following airlines operate direct flights on the route Idaho Falls — Denver: United Airlines
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Idaho Falls to Denver
We couldn't find any special offers for flights from Idaho Falls to Denver