Cheap flights from Denver to Idaho Falls
457 mi · 45m average nonstop
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Quick answer: Denver to Idaho Falls at a glance
Cheap flights from Denver (DEN) to Idaho Falls (IDA) cover 457 miles (735 km) in about 45m nonstop, with 1 airline flying direct — a short-haul domestic route. Search Kayak for today's cheapest live fare. Route difficulty 1/10.
Summary computed from real OpenFlights coordinates — not an estimate. Prices update live on Kayak.
Flying from Denver to Idaho Falls covers 457 miles (735 km) in approximately 0 hour 45 minutes. 1 airline offers direct flights on this short-haul domestic route. This is a short-haul domestic route typically served by direct flights.
Nonstop distance 457 miles. Direct carriers include UA.
We don't track historical prices for this route yet. Search live fares on Kayak for today's best price across 100+ airlines and booking sites.
Airlines on this route
1 airlines fly Denver → Idaho Falls. All are direct routes.
| Airline | Route type |
|---|---|
| UA | Direct |
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Denver to Idaho Falls — quick answers
How far is Denver from Idaho Falls by plane?
The nonstop flight distance from Denver (DEN) to Idaho Falls (IDA) is 457 miles (735 km), calculated as a great-circle line from published OpenFlights airport coordinates. Actual flown distance is slightly longer due to airways and winds.
How long is the flight from Denver to Idaho Falls?
The average nonstop flight time from DEN to IDA is 45 minutes. Gate-to-gate time is usually 20–35 minutes longer; connecting itineraries add 1–4 hours depending on the layover.
Which airlines fly from Denver to Idaho Falls?
1 airlines serve this route nonstop: UA. Schedules and amenities differ by carrier — compare live frequencies and fare classes on Kayak before you book.