Cheap flights from Idaho Falls to Denver from $233
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Denver departing on 11/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Fly to
Route
Depart
Return
Idaho FallsDenver
IDA Idaho Falls Fanning Field - DEN Denver Intl
IDADEN
Idaho Falls Fanning Field
Fri 12/4
10:28 am-11:49 pm
1 stop13h 21m
Denver Intl
Thu 12/10
10:48 pm-9:38 am
1 stop10h 50m
Idaho FallsDenver
IDA Idaho Falls Fanning Field - DEN Denver Intl
IDADEN
Idaho Falls Fanning Field
Fri 12/4
10:28 am-9:16 am
1 stop22h 48m
Denver Intl
Thu 12/10
10:48 pm-9:38 am
1 stop10h 50m
Idaho FallsDenver
IDA Idaho Falls Fanning Field - DEN Denver Intl
IDADEN
Idaho Falls Fanning Field
Fri 12/4
10:28 am-11:49 pm
1 stop13h 21m
Denver Intl
Thu 12/10
10:48 pm-9:38 am
1 stop10h 50m
Idaho FallsDenver
IDA Idaho Falls Fanning Field - DEN Denver Intl
IDADEN
Idaho Falls Fanning Field
Thu 12/3
6:59 pm-11:48 pm
2 stops28h 49m
Denver Intl
Mon 12/7
6:11 pm-10:07 pm
1 stop3h 56m
Idaho FallsDenver
IDA Idaho Falls Fanning Field - DEN Denver Intl
IDADEN
Idaho Falls Fanning Field
Fri 12/4
6:59 pm-5:40 pm
2 stops22h 41m
Denver Intl
Mon 12/7
5:25 am-12:17 pm
1 stop6h 52m
Idaho FallsDenver
IDA Idaho Falls Fanning Field - DEN Denver Intl
IDADEN
Idaho Falls Fanning Field
Wed 11/11
5:30 pm-7:20 pm
Nonstop1h 50m
Denver Intl
Sat 11/14
1:50 pm-3:38 pm
Nonstop1h 48m
Idaho FallsDenver
IDA Idaho Falls Fanning Field - DEN Denver Intl
IDADEN
Idaho Falls Fanning Field
Fri 11/13
5:30 pm-7:20 pm
Nonstop1h 50m
Denver Intl
Mon 11/16
8:00 am-9:53 am
Nonstop1h 53m
Idaho FallsDenver
IDA Idaho Falls Fanning Field - DEN Denver Intl
IDADEN
Idaho Falls Fanning Field
Fri 11/6
5:30 pm-7:20 pm
Nonstop1h 50m
Denver Intl
Sun 11/8
8:00 am-9:53 am
Nonstop1h 53m
Idaho FallsDenver
IDA Idaho Falls Fanning Field - DEN Denver Intl
IDADEN
Idaho Falls Fanning Field
Wed 11/11
5:30 pm-7:20 pm
Nonstop1h 50m
Denver Intl
Mon 11/16
11:46 am-1:28 pm
Nonstop1h 42m
Idaho FallsDenver
IDA Idaho Falls Fanning Field - DEN Denver Intl
IDADEN
Idaho Falls Fanning Field
Fri 11/6
5:30 pm-7:20 pm
Nonstop1h 50m
Denver Intl
Mon 11/9
8:00 am-9:53 am
Nonstop1h 53m
See travel insights to Denver from
How to get the cheapest flight ticket from Idaho Falls to Denver
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Idaho Falls and Denver?
Prices are currently low for flights on this route.
Typical prices usually range from $249 to $394.The lowest price recently found on this route was $241.
What is the cheapest month to fly to Denver?
The cheapest month to fly to Denver from Idaho Falls is in March. Flight prices, which tend to average around $220, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in March, then you should wait until May to fly from Idaho Falls, when ticket prices are also cheap, with an average price of $277.
What is the cheapest day to depart on your flight to Denver?
The cheapest day to depart on your flight to Denver is on a Thursday when prices can be found for as low as $472. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $661.
What is the cheapest time of day to depart on your flight to Denver?
The cheapest time of day to fly to Denver is in the afternoon when flights can be purchased for as low as $451. Flights in the morning are often more expensive with an average ticket price of $600.
What is the cheapest Idaho Falls Fanning Field to Denver Intl flight route?
Fly from Idaho Falls Fanning Field to Denver Intl for the best Idaho Falls Fanning Field - Denver Intl flight prices
How far in advance should I book a flight from Idaho Falls to Denver?
You are more likely to see cheaper flights to Denver from Idaho Falls when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $318 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Idaho Falls for as low as $162 on momondo.
What cabin class options are available on Idaho Falls to Denver flights?
There are 4 cabin classes available to choose from on Idaho Falls to Denver flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Idaho Falls to Denver flights?
You could potentially save up to 22% on your flight if you consider stops on a Idaho Falls to Denver flight.
How have Idaho Falls to Denver flight prices changed over time?
As of October 2026, prices for Idaho Falls to Denver flights are approximately 34% more expensive when compared to flights at the same time last year.
How many flights depart from Idaho Falls to Denver on average per day?
As of October 2026, 5 flights take off from Idaho Falls and land in Denver each day. The most common flight departure time for this route is 5:00PM, with 58% of daily flights taking off in the afternoon.
How many flights depart from Idaho Falls to Denver on average per week?
As of October 2026, there are 38 flights per week flying from Idaho Falls to Denver. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.
When to book flights from Idaho Falls to Denver
Cheap Idaho Falls to Denver (IDA to DEN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to Denver
Frequently asked questions about flying from Idaho Falls to Denver
How far is Idaho Falls Fanning Field to Denver Intl by plane?
A flight from Idaho Falls Fanning Field to Denver Intl will travel around 445.5 mi. By plane, this route typically takes 1h 44m.
When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Denver Intl Airport?
Prices for flights from Idaho Falls Fanning Field Airport to Denver Intl Airport are updated daily.
How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Denver Intl Airport?
As of October 2026, there is 1 operator available to choose from for flights from Idaho Falls Fanning Field Airport to Denver Intl Airport.
How old do you have to be to fly from Idaho Falls Fanning Field Airport to Denver Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The required travel and health documents for your Denver Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Denver Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Idaho Falls to Denver?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Idaho Falls to Denver is Embraer 175 (Enhanced Winglets) (23.11% of total bookings). The next most popular plane models are Canadair (Bombardier) Regional Jet CRJ-550 (21.68%), Embraer 170 (20.86%), and Airbus A320-100/200 (11.86%).
What is the most popular airline from Idaho Falls to Denver?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Idaho Falls to Denver is United Airlines (100% of total bookings).
Best airlines flying from Idaho Falls to Denver
Compare and see reviews for airlines that fly from Idaho Falls to Denver with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $189 | Free Cancellation | Rating 7.4 10,324 reviews |
United Airlines Flights From Idaho Falls to Denver
United Airlines operates around 34 flights from Idaho Falls to Denver every week. The average price of these flights found in the last 72 hours has been $312, but momondo users have found United Airlines deals from Idaho Falls to Denver from as low as $189 round-trip. United Airlines has been scored 7.4/10 in 10,324 reviews.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Idaho Falls to Denver?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Denver from Idaho Falls.
Can I find flights from Idaho Falls to Denver with flexible booking policies on momondo?
Flights from Idaho Falls to Denver with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Idaho Falls to Denver?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Denver from Idaho Falls.
I’m not ready to book a flight from Idaho Falls to Denver right now. Can momondo alert me if prices change?
Price alerts on flights to Denver from Idaho Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.