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Cheap flights from Idaho Falls to Denver from $98

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 5/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Idaho Falls to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:21 pm - 3:59 am
IDA
-
DEN
5h 38m
1 stop
Multiple Airlines Logo
6:00 am - 9:31 pm
DEN
-
IDA
15h 31m
2 stops
$210Multiple Airlines
lun., abr. 27 - lun., may. 4
Multiple Airlines Logo
10:21 pm - 12:19 am
IDA
-
DEN
25h 58m
1 stop
Multiple Airlines Logo
6:00 am - 9:31 pm
DEN
-
IDA
15h 31m
2 stops
$211Multiple Airlines
lun., abr. 27 - lun., may. 4
Multiple Airlines Logo
10:21 pm - 9:38 am
IDA
-
DEN
11h 17m
1 stop
Multiple Airlines Logo
6:10 am - 3:27 pm
DEN
-
IDA
9h 17m
1 stop
$212Multiple Airlines
lun., may. 11 - lun., may. 18
Multiple Airlines Logo
10:21 pm - 12:19 am
IDA
-
DEN
25h 58m
1 stop
Multiple Airlines Logo
6:00 am - 9:31 pm
DEN
-
IDA
15h 31m
2 stops
$219Multiple Airlines
lun., abr. 27 - lun., may. 4
Multiple Airlines Logo
10:21 pm - 9:38 am
IDA
-
DEN
11h 17m
1 stop
Multiple Airlines Logo
6:10 am - 3:27 pm
DEN
-
IDA
9h 17m
1 stop
$221Multiple Airlines
vie., may. 15 - lun., may. 18
Multiple Airlines Logo
4:17 pm - 1:18 pm
IDA
-
DEN
21h 01m
1 stop
Multiple Airlines Logo
6:10 am - 3:27 pm
DEN
-
IDA
9h 17m
1 stop
$230Multiple Airlines
vie., may. 8 - lun., may. 18
Multiple Airlines Logo
10:21 pm - 3:59 am
IDA
-
DEN
5h 38m
1 stop
Multiple Airlines Logo
10:29 pm - 3:27 pm
DEN
-
IDA
16h 58m
1 stop
$233Multiple Airlines
vie., abr. 24 - dom., abr. 26
Multiple Airlines Logo
10:21 pm - 6:07 pm
IDA
-
DEN
19h 46m
2 stops
Multiple Airlines Logo
6:10 am - 3:27 pm
DEN
-
IDA
9h 17m
1 stop
$237Multiple Airlines
vie., may. 8 - lun., may. 18
Multiple Airlines Logo
10:21 pm - 12:31 am
IDA
-
DEN
26h 10m
2 stops
Multiple Airlines Logo
6:10 am - 3:27 pm
DEN
-
IDA
9h 17m
1 stop
$241Multiple Airlines
vie., may. 15 - lun., may. 18
Multiple Airlines Logo
10:21 pm - 3:59 am
IDA
-
DEN
5h 38m
1 stop
Multiple Airlines Logo
6:00 am - 3:27 pm
DEN
-
IDA
9h 27m
1 stop
$244Multiple Airlines
vie., abr. 17 - vie., abr. 24

Delta flights from Idaho Falls to Denver

Our best Delta deals on Idaho Falls to Denver flight tickets
Delta
May 8
IDA6:54 pmIdaho Falls Fanning Field
3h 46m
1 stop
DEN10:40 pmDenver Intl
May 13
DEN5:30 amDenver Intl
5h 17m
1 stop
IDA10:47 amIdaho Falls Fanning Field
$269
Delta
Jul 11
IDA6:00 amIdaho Falls Fanning Field
3h 12m
1 stop
DEN9:12 amDenver Intl
Jul 12
DEN5:40 amDenver Intl
5h 04m
1 stop
IDA10:44 amIdaho Falls Fanning Field
$284
Delta
Jul 25
IDA7:00 pmIdaho Falls Fanning Field
3h 40m
1 stop
DEN10:40 pmDenver Intl
Jul 29
DEN5:40 amDenver Intl
5h 04m
1 stop
IDA10:44 amIdaho Falls Fanning Field
$299

United Airlines flights from Idaho Falls to Denver

Our best United Airlines deals on Idaho Falls to Denver flight tickets
United Airlines
May 1
IDA5:26 pmIdaho Falls Fanning Field
1h 55m
DEN7:21 pmDenver Intl
May 2
DEN8:10 amDenver Intl
1h 45m
IDA9:55 amIdaho Falls Fanning Field
$249
United Airlines
Apr 23
IDA2:30 pmIdaho Falls Fanning Field
1h 47m
DEN4:17 pmDenver Intl
Apr 26
DEN8:10 amDenver Intl
1h 43m
IDA9:53 amIdaho Falls Fanning Field
$257
United Airlines
May 22
IDA2:30 pmIdaho Falls Fanning Field
1h 48m
DEN4:18 pmDenver Intl
May 24
DEN8:05 amDenver Intl
1h 45m
IDA9:50 amIdaho Falls Fanning Field
$258

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated abril 2, 2026.
Use the filters below to find and compare flights from Idaho Falls to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

lun. 4/27

10:21 pm-3:59 am

1 stop5h 38m

Denver Intl

lun. 5/4

6:00 am-9:31 pm

2 stops15h 31m

$210

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

lun. 4/27

10:21 pm-12:19 am

1 stop25h 58m

Denver Intl

lun. 5/4

6:00 am-9:31 pm

2 stops15h 31m

$211

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

lun. 5/11

10:21 pm-9:38 am

1 stop11h 17m

Denver Intl

lun. 5/18

6:10 am-3:27 pm

1 stop9h 17m

$212

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

lun. 4/27

10:21 pm-12:19 am

1 stop25h 58m

Denver Intl

lun. 5/4

6:00 am-9:31 pm

2 stops15h 31m

$219

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

vie. 5/15

10:21 pm-9:38 am

1 stop11h 17m

Denver Intl

lun. 5/18

6:10 am-3:27 pm

1 stop9h 17m

$221

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

vie. 5/8

4:17 pm-1:18 pm

1 stop21h 01m

Denver Intl

lun. 5/18

6:10 am-3:27 pm

1 stop9h 17m

$230

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

vie. 4/24

10:21 pm-3:59 am

1 stop5h 38m

Denver Intl

dom. 4/26

10:29 pm-3:27 pm

1 stop16h 58m

$233

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

vie. 5/8

10:21 pm-6:07 pm

2 stops19h 46m

Denver Intl

lun. 5/18

6:10 am-3:27 pm

1 stop9h 17m

$237

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

vie. 5/15

10:21 pm-12:31 am

2 stops26h 10m

Denver Intl

lun. 5/18

6:10 am-3:27 pm

1 stop9h 17m

$241
Quickest round-trip

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

vie. 4/17

10:21 pm-3:59 am

1 stop5h 38m

Denver Intl

vie. 4/24

6:00 am-3:27 pm

1 stop9h 27m

$244

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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?

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Idaho Falls is in October. Flight prices, which tend to average around $229, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in October, then you should wait until August to fly from Idaho Falls, when ticket prices are also cheap, with an average price of $239.

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 $485. 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 $619.

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 $410. Flights in the morning are often more expensive with an average ticket price of $573.

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 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 $278 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 $177 on momondo.

What cabin class options are available on Idaho Falls Fanning Field to Denver Intl flights?

There are 4 cabin classes available to choose from on Idaho Falls Fanning Field to Denver Intl 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?

No. A direct flight is the cheapest option for a flight between Idaho Falls to Denver.

How have Idaho Falls to Denver flight prices changed over time?

As of April 2026, prices for Idaho Falls to Denver flights are approximately 143% more expensive when compared to flights at the same time last year.

When to book flights from Idaho Falls to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Denver according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

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

Best Price Found

$254

Fastest flight time

1h 47m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from Idaho Falls in the past 72 hours is $254. The best round-trip flight deal from Idaho Falls to Denver found on momondo in the last 72 hours is $383.
The fastest flight from Idaho Falls to Denver takes 1h 47m
Direct flights go from Idaho Falls to Denver every day.
There is 1 airport in Denver. From Idaho Falls there are direct flights to Denver Intl (DEN).
Search flight deals

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 47m.

  • 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?

  • 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?

  • What is the most popular airline from Idaho Falls to Denver?

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
Allegiant AirPriceFrom $43Free CancellationRating
7.3
709 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $189Free CancellationRating
7.4
9,535 reviews
Search United Airlines flights
DeltaPriceFrom $208Free CancellationRating
7.9
8,368 reviews
Search Delta flights

  • United Airlines Flights From Idaho Falls to Denver

    United Airlines operates around 27 flights from Idaho Falls to Denver every week. The average price of these flights found in the last 72 hours has been $280, 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 9,532 reviews.

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Manitou Springs
Longmont
Boulder
Greeley
Keystone
Cripple Creek
Lakewood
Westminster
Thornton
Frisco
Centennial
Grand Lake
Winter Park
Englewood
Copper Mountain

Why 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.

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