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Colorado

$139+ Cheap flights from Idaho Falls (IDA) to Colorado

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — DEN
Jan 7 — Jan 141
Wed 1/7
Wed 1/14
1 adult, Economy
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Cheap flight deals from Idaho Falls to Colorado

Cheapest flights from Idaho Falls to Colorado
Explore the most affordable flight options available from Idaho Falls to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.

This United Airlines deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:00 amIDA - DEN
Nonstop2h 03mUnited Airlines
Fri 1/28:00 amDEN - IDA
Nonstop1h 58mUnited Airlines
Deal found 12/7$189
This United Airlines deal was found by Cheapflights users on 12/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:00 amIDA - DEN
Nonstop2h 03mUnited Airlines
Mon 12/298:00 amDEN - IDA
Nonstop1h 58mUnited Airlines
Deal found 12/6$204
This United Airlines deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:00 amIDA - DEN
Nonstop2h 03mUnited Airlines
Sat 12/279:05 pmDEN - IDA
Nonstop1h 54mUnited Airlines
Deal found 12/8$219
This United Airlines deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:45 amIDA - DEN
Nonstop1h 56mUnited Airlines
Thu 1/18:00 amDEN - IDA
Nonstop1h 58mUnited Airlines
Deal found 12/8$220
This Kiwi.com deal was found by Cheapflights users on 12/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:16 pmIDA - DEN
1 stop7h 42mMultiple Airlines
Fri 1/27:00 amDEN - IDA
1 stop9h 12mMultiple Airlines
Deal found 12/5$326
This United Airlines deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:30 pmIDA - COS
1 stop5h 46mUnited Airlines
Sat 12/275:45 amCOS - IDA
1 stop4h 13mUnited Airlines
Deal found 12/8$350
This United Airlines deal was found by Cheapflights users on 12/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/152:45 pmIDA - DEN
Nonstop1h 49mUnited Airlines
Fri 1/28:00 amDEN - IDA
Nonstop1h 58mUnited Airlines
Deal found 12/5$354
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:16 pmIDA - DEN
1 stop7h 42mMultiple Airlines
Sun 12/149:56 amDEN - IDA
1 stop28h 40mMultiple Airlines
Deal found 12/7$382
This Delta deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:57 pmIDA - DEN
1 stop3h 59mDelta
Mon 12/296:27 pmDEN - IDA
1 stop4h 25mDelta
Deal found 12/7$389
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:11 pmIDA - DEN
1 stop16h 15mMultiple Airlines
Fri 1/27:00 amDEN - IDA
1 stop9h 12mMultiple Airlines
Deal found 12/7$390
This United Airlines deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:58 amIDA - COS
1 stop3h 31mUnited Airlines
Wed 12/177:00 amCOS - IDA
1 stop6h 35mUnited Airlines
Deal found 12/7$857
This United Airlines deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:19 pmIDA - COS
1 stop3h 41mUnited Airlines
Thu 12/1110:24 amCOS - IDA
1 stop5h 00mUnited Airlines
Deal found 12/8$929

Find flight deals from Idaho Falls to Colorado

Keep the following information in mind while searching for Idaho Falls to Colorado flight deals. Data was last updated December 8, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$189
(United Airlines)

One-way from

$139
(United Airlines)

Popular in

March

Cheapest in

July

Average price

$272

Good round-trip deal

$367 or less

Good one-way deal

$239 or less
Provider with most accurate pricing for Idaho Falls Fanning Field-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Denver Intl flights.
Search Deals
From Idaho Falls Fanning Field to Colorado
Search Deals
One-way flight from Idaho Falls Fanning Field to Colorado
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Idaho Falls Fanning Field to Colorado.
Search Deals
Price to beat on a one-way flight from Idaho Falls Fanning Field to Colorado.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Colorado 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, Cheapflights users made 2,558,603 searches. Data last updated December 8, 2025.
Use the filters below to find and compare flights from Idaho Falls to Colorado that are best for you.

Fly from

Idaho Falls

Fly to

Colorado

Route

Depart

Return

Price

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Tue 12/30

6:40 am-8:42 am

Nonstop2h 02m

Denver Intl

Fri 1/2

8:00 am-9:58 am

Nonstop1h 58m

$189

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Fri 1/16

4:19 pm-6:13 pm

Nonstop1h 54m

Denver Intl

Sun 1/18

8:00 am-9:56 am

Nonstop1h 56m

$189

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Fri 12/26

5:00 am-7:03 am

Nonstop2h 03m

Denver Intl

Mon 12/29

8:00 am-9:58 am

Nonstop1h 58m

$204

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Tue 12/23

5:00 am-7:03 am

Nonstop2h 03m

Denver Intl

Sat 12/27

9:05 pm-10:59 pm

Nonstop1h 54m

$219

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Fri 12/26

10:45 am-12:41 pm

Nonstop1h 56m

Denver Intl

Thu 1/1

8:00 am-9:58 am

Nonstop1h 58m

$220

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Thu 1/1

6:40 am-8:42 am

Nonstop2h 02m

Denver Intl

Fri 1/2

8:00 am-9:58 am

Nonstop1h 58m

$232

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Fri 1/30

2:40 pm-4:31 pm

Nonstop1h 51m

Denver Intl

Sun 2/1

11:45 am-1:30 pm

Nonstop1h 45m

$249

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Thu 1/8

2:40 pm-4:31 pm

Nonstop1h 51m

Denver Intl

Mon 1/12

1:39 pm-3:31 pm

Nonstop1h 52m

$249

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Fri 2/13

2:40 pm-4:29 pm

Nonstop1h 49m

Denver Intl

Mon 2/16

8:00 am-9:48 am

Nonstop1h 48m

$249

Idaho FallsColorado Springs

IDA - COS

IDACOS

Idaho Falls Fanning Field

Wed 5/27

5:57 pm-11:59 pm

1 stop6h 02m

Colorado Springs

Sat 5/30

6:35 pm-10:53 pm

1 stop4h 18m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 19 results
1
2

Best time to book a flight from Idaho Falls to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to Colorado

What is the cheapest month to book a flight from Idaho Falls to Colorado?

Currently, July is the cheapest month in which you can book a flight from Idaho Falls to Colorado (average of $73). Flying from Idaho Falls to Colorado in April is currently the most expensive (average of $246). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IDA to CO?

Find hourly flight availability from Idaho Falls to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 8, 2025.

It’s optimal to fly from Idaho Falls to Colorado in the evening. By choosing this option you can save up to 41% on the cost of your flight, compared to a flight in the morning.

Weekly flight availability from Idaho Falls to Colorado

Explore weekly flight availability from Idaho Falls to Colorado. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 8, 2025.

The most flights from IDA to USCO are scheduled on a Monday (5 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated December 8, 2025.
See what other customers who have flown with Delta, United Airlines, and Allegiant Air from Idaho Falls to Colorado have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,089 reviews
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Allegiant Air
7.2
Good
698 reviews
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Idaho Falls to Colorado?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field (IDA) is the airport most travelers will use when flying to Colorado from Idaho Falls.

  • How popular is this Idaho Falls to Colorado flight route?

    The Idaho Falls Fanning Field to Colorado flight path was viewed by 38 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Idaho Falls to Colorado?

    Airlines like United Airlines fly from Idaho Falls to Colorado in about 2h 02m. The time it takes to get you to your destination is usually consistent. There are 457 mi between Idaho Falls and Colorado. All flights are typically nonstop.

  • What are the most reliable airlines from Idaho Falls to Colorado?

    Consider SkyWest Airlines (84%), United Airlines (84%) or Copa Airlines (79%) when booking your flight. These represent the most reliable airlines when flying from Idaho Falls to Colorado.

  • What are the cheapest flights from Idaho Falls to Colorado?

    Looking for the cheapest flight from Idaho Falls to Colorado? While on average our users pay $867, our data indicates the cheapest price to be $193. The most popular route (Idaho Falls Fanning Field - Denver Intl), is priced around $189.

  • Can I find deals for flights from Idaho Falls to Colorado that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Colorado.

  • Can I find deals for business class flights from Idaho Falls to Colorado?

    Yes. Cheapflights offers flight deals from Idaho Falls to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho Falls to Colorado?

    Currently, July is the cheapest month in which you can book a flight from Idaho Falls to Colorado (average of $73). Flying from Idaho Falls to Colorado in April is currently the most expensive (average of $246). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Idaho Falls to Colorado

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Top 3 airlines flying from Idaho Falls to Colorado

Discover the top 3 airlines that operate flights from Idaho Falls to Colorado. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$54Average$88FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$189Average$371FlexibilityNo cancel feeOn-time69%
DeltaCheapest$208Average$273FlexibilityNo cancel feeOn-timeN/A

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