Cheap flights from Idaho Falls, ID to Denver, CO
Choose between Alaska Airlines, United Airlines, or Frontier Airlines to find the best price
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Denver
Cheapest nonstop round-trip | $279 |
|---|---|
Nonstop flights in April | $98 – $330 |
Most popular airline | Alaska Airlines |
Search by stops
Search by price
Search by departure date
Sorry, we couldn't find any results
Sorry, we couldn't find any results
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Book your trip to arrive at Denver International, or Rocky Mountain Metropolitan Airport. The distance between Idaho Falls and Denver is 736 km. The most popular airlines for this route are Alaska Airlines, United Airlines, Frontier Airlines, Allegiant Air, and Spirit Airlines. Idaho Falls and Denver have 57 direct flights per week.
Weekly direct flights
Discover the top airlines offering direct flights from Idaho Falls to Denver in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Sun 14.04 - Sat 20.04
| Airline | Sun 14.04 | Mon 15.04 | Tue 16.04 | Wed 17.04 | Thu 18.04 | Fri 19.04 | Sat 20.04 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Weekly direct flights for Sun 21.04 - Sat 27.04
| Airline | Sun 21.04 | Mon 22.04 | Tue 23.04 | Wed 24.04 | Thu 25.04 | Fri 26.04 | Sat 27.04 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Weekly direct flights for Sun 28.04 - Sat 04.05
| Airline | Sun 28.04 | Mon 29.04 | Tue 30.04 | Wed 01.05 | Thu 02.05 | Fri 03.05 | Sat 04.05 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 4 | 4 | 4 |
Check-in for a flight from Idaho Falls to Denver
| Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
|---|---|---|---|---|
| Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
| United Airlines | UAL | UA | Yes | No |
| Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
| Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
| Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Denver
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 4°C | -6°C |
| February | 4°C | -6°C |
| March | 10°C | -2°C |
| April | 13°C | 1°C |
| May | 18°C | 6°C |
| June | 26°C | 12°C |
| July | 29°C | 16°C |
| August | 28°C | 15°C |
| September | 25°C | 11°C |
| October | 17°C | 4°C |
| November | 10°C | -1°C |
| December | 4°C | -6°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Idaho Falls
- Flights from Idaho Falls to Las Vegas
- Flights from Idaho Falls to Phoenix
- Flights from Idaho Falls to Los Angeles
- Flights from Idaho Falls to Oakland
- Flights from Idaho Falls to San Diego
- Flights from Idaho Falls to Portland
- Flights from Idaho Falls to Seattle
- Flights from Idaho Falls to Houston
- Flights from Idaho Falls to San Francisco
- Flights from Idaho Falls to Austin
- Flights from Idaho Falls to Mexico City
- Flights from Idaho Falls to Dallas
- Flights from Idaho Falls to Sacramento
- Flights from Idaho Falls to New York
- Flights from Idaho Falls to Tampa
- Flights from Idaho Falls to Chicago
- Flights from Idaho Falls to Miami
- Flights from Idaho Falls to Boston
- Flights from Idaho Falls to Eugene
- Flights from Idaho Falls to Nashville
Flights to Denver
- Flights from Chicago to Denver
- Flights from Dallas to Denver
- Flights from Minneapolis to Denver
- Flights from Los Angeles to Denver
- Flights from Washington, D.C. to Denver
- Flights from Houston to Denver
- Flights from Orlando to Denver
- Flights from San Francisco to Denver
- Flights from Atlanta to Denver
- Flights from Las Vegas to Denver
- Flights from Austin to Denver
- Flights from Phoenix to Denver
- Flights from Philadelphia to Denver
- Flights from San Diego to Denver
- Flights from Miami to Denver
- Flights from New York to Denver
- Flights from Tampa to Denver
- Flights from Detroit to Denver
- Flights from Seattle to Denver
- Flights from Salt Lake City to Denver
Popular routes
- Flights from Los Angeles to Guadalajara
- Flights from New York to London
- Flights from Accra to Hanoi
- Flights from Wenzhou to Shanghai
- Flights from Pune to Malé
- Flights from Haiphong to Hong Kong
- Flights from San Juan to Cedar Rapids
- Flights from Reykjavik to Seattle
- Flights from San Diego to McAllen
- Flights from Dallas to Tucson
- Flights from Budapest to Kutaisi
- Flights from San Francisco to Las Vegas
- Flights from Cluj-Napoca to Athens
