Airlinecoop.org

Cheap flights from Denver to Idaho Falls

28 nonstop flights a week, 4 of them today. Operated by United Airlines, about 1h 47m in the air, 447 mi (719 km). Tickets from $223.

Flights from Denver to Idaho Falls

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Filters

Best fares from Denver to Idaho Falls

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $223 14 November 2026, nonstop Cheapest nonstop $223 14 November 2026, United Airlines Cheapest in the next 7 days $223 14 November, Sat Cheapest weekend departure $223 Sat, 14 November 2026 Cheapest month November 2026 tickets from $223

Denver to Idaho Falls at a glance

flight time, from 1h 42m to 1h 55m
1h 47m
straight-line distance
447 mi (719 km)
flights a week
28
flights today
4
first and last departure
08:00 - 19:15
lowest price, nonstop, 14 November
$223
airline
1

Denver to Idaho Falls flight schedule

28 flights a week, 4 today, 17 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
UA 5374
United Airlines
08:00 Denver International
09:53 Idaho Falls Regional
1h 53m
Daily
Embraer 170
UA 2383
United Airlines
11:46 Denver International
13:28 Idaho Falls Regional
1h 42m
Daily
Airbus A319
UA 5330
United Airlines
13:50 Denver International
15:38 Idaho Falls Regional
1h 48m
Daily
Embraer 170
UA 5989
United Airlines
19:15 Denver International
21:09 Idaho Falls Regional
1h 54m
Daily
Embraer 175

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 26 November.

FlightDepartsArrivesDurationDaysAircraft
UA 5330
United Airlines
11:46 Denver International
13:40 Idaho Falls Regional
1h 54m
Seasonal
Embraer 175
UA 5989
United Airlines
19:05 Denver International
20:59 Idaho Falls Regional
1h 54m
Seasonal
Embraer 175
UA 4649
United Airlines
00:20 Denver International
02:07 Idaho Falls Regional
1h 47m
Seasonal
Embraer 175
UA 2814
United Airlines
11:55 Denver International
13:37 Idaho Falls Regional
1h 42m
Seasonal
Airbus A320
UA 5322
United Airlines
13:40 Denver International
15:29 Idaho Falls Regional
1h 49m
Seasonal
Embraer 175
UA 2383
United Airlines
11:45 Denver International
13:28 Idaho Falls Regional
1h 43m
Seasonal
Boeing 737-800
UA 5322
United Airlines
13:43 Denver International
15:38 Idaho Falls Regional
1h 55m
Seasonal
Embraer 175
UA 1126
United Airlines
19:35 Denver International
21:19 Idaho Falls Regional
1h 44m
Seasonal
Boeing 737-800
UA 4653
United Airlines
08:00 Denver International
09:51 Idaho Falls Regional
1h 51m
Seasonal
UA 2814
United Airlines
11:45 Denver International
13:28 Idaho Falls Regional
1h 43m
Seasonal
Airbus A319
UA 1049
United Airlines
19:28 Denver International
21:13 Idaho Falls Regional
1h 45m
Seasonal
Airbus A320
UA 1049
United Airlines
19:25 Denver International
21:10 Idaho Falls Regional
1h 45m
Seasonal
Airbus A320
UA 4653
United Airlines
07:45 Denver International
09:28 Idaho Falls Regional
1h 43m
Seasonal
UA 2814
United Airlines
11:50 Denver International
13:33 Idaho Falls Regional
1h 43m
Seasonal
Airbus A319
UA 5322
United Airlines
13:41 Denver International
15:29 Idaho Falls Regional
1h 48m
Seasonal
UA 1049
United Airlines
19:20 Denver International
21:08 Idaho Falls Regional
1h 48m
Seasonal
Airbus A320
UA 5322
United Airlines
15:40 Denver International
17:22 Idaho Falls Regional
1h 42m
Seasonal
Embraer 175

Days of the week are taken from the schedule for the next 14 days; schedules change by season. The search shows seat availability and the price for your date.

Airlines flying Denver to Idaho Falls

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

United Airlines28 a week

Airports

Where flights from Denver to Idaho Falls depart and land

Departure from Denver

Denver International DEN

28 flights a week, 18 mi (29 km) from the city centre

About the airport

Arrival in Idaho Falls

Idaho Falls Regional IDA

28 flights a week, 2 mi (3 km) from the city centre

About the airport

Frequently asked questions

How long is the flight from Denver to Idaho Falls?
A nonstop flight takes 1 hour 47 minutes on average, from 1h 42m to 1h 55m depending on the flight.
How far is Idaho Falls from Denver?
447 mi (719 km) in a straight line between the cities.
Which airlines fly nonstop from Denver to Idaho Falls?
United Airlines (28 a week).
How many flights a day are there from Denver to Idaho Falls?
4 flights today and 28 a week, about 4 a day on average.
When are the first and last flights from Denver to Idaho Falls?
The first departure is at 08:00 (UA5374), the last at 19:15 (UA5989). Local time.
What is the cheapest upcoming date to fly from Denver to Idaho Falls?
14 November 2026 (Saturday): from $223 one way, nonstop, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Denver to Idaho Falls?
United Airlines: nonstop tickets from $223 on 14 November by recent searches. Prices change daily, so compare the sellers in the search.
Which Denver airport do flights to Idaho Falls leave from?
Denver International (28 a week).