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$52+ 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — DEN
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap 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 May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$87
(Agoda.com)

One-way from

$52
(Kiwi.com)

Popular in

March

Cheapest in

April

Average price

$372

Good round-trip deal

$392 or less

Good one-way deal

$234 or less
Provider with most accurate pricing for Idaho Falls Fanning Field-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Denver Intl flights.
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From Idaho Falls Fanning Field to Colorado
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One-way flight from Idaho Falls Fanning Field to Colorado
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Highest demand for flights based on searches. 4% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Idaho Falls Fanning Field to Colorado.
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Price to beat on a one-way flight from Idaho Falls Fanning Field to Colorado.
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Find 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 May 1, 2025.

This Agoda.com deal was found by Cheapflights users on 4/30. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/255:51 pmIDA - DEN
Nonstop1h 48mAllegiant Air
Thu 5/293:24 pmDEN - IDA
Nonstop1h 42mAllegiant Air
Deal found 4/30$87
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Sat 5/245:55 pmIDA - DEN
Nonstop1h 45mUnited Airlines
Mon 5/268:00 amDEN - IDA
Nonstop1h 44mUnited Airlines
Deal found 4/29$189
This Delta deal was found by Cheapflights users on 4/29. 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.
Sun 7/1311:20 amIDA - DEN
1 stop3h 41mDelta
Fri 7/255:30 amDEN - IDA
1 stop5h 04mDelta
Deal found 4/29$209
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Sun 5/256:00 amIDA - DEN
1 stop6h 00mMultiple Airlines
Thu 5/293:24 pmDEN - IDA
Nonstop1h 42mMultiple Airlines
Deal found 4/30$271
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/282:25 pmIDA - COS
1 stop3h 27mUnited Airlines
Wed 6/46:00 amCOS - IDA
1 stop3h 44mUnited Airlines
Deal found 4/30$319
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/51:02 pmIDA - DEN
1 stop7h 14mAmerican Airlines
Sun 5/112:45 pmDEN - IDA
1 stop6h 32mAmerican Airlines
Deal found 4/29$364
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/64:20 pmIDA - DEN
2 stops25h 49mAlaska Airlines
Mon 6/96:00 amDEN - IDA
1 stop16h 34mAlaska Airlines
Deal found 4/30$428

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 May 1, 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

Sun 5/25

5:51 pm-7:39 pm

Nonstop1h 48m

Denver Intl

Thu 5/29

3:24 pm-5:06 pm

Nonstop1h 42m

$87

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Sat 5/24

5:55 pm-7:40 pm

Nonstop1h 45m

Denver Intl

Mon 5/26

8:00 am-9:44 am

Nonstop1h 44m

$189

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Sun 7/13

11:20 am-3:01 pm

1 stop3h 41m

Denver Intl

Fri 7/25

5:30 am-10:34 am

1 stop5h 04m

$209

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Sun 5/25

6:00 am-12:00 pm

1 stop6h 00m

Denver Intl

Thu 5/29

3:24 pm-5:06 pm

Nonstop1h 42m

$271

Idaho FallsColorado Springs

IDA - COS

IDACOS

Idaho Falls Fanning Field

Thu 6/12

5:58 pm-9:51 pm

1 stop3h 53m

Colorado Springs

Mon 6/16

6:30 pm-10:51 pm

1 stop4h 21m

$294

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Sat 5/24

7:00 am-3:47 pm

1 stop8h 47m

Denver Intl

Mon 5/26

5:00 am-12:29 pm

1 stop7h 29m

$390

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Fri 6/6

4:20 pm-6:09 pm

2 stops25h 49m

Denver Intl

Mon 6/9

6:00 am-10:34 pm

1 stop16h 34m

$428

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Sun 8/17

5:51 pm-7:39 pm

Nonstop1h 48m

$70

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Wed 5/21

4:20 pm-9:38 pm

1 stop5h 18m

$191

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Thu 7/24

6:51 am-1:55 pm

1 stop7h 04m

$206

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 13 results
1
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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, October is the cheapest month in which you can book a flight from Idaho Falls to Colorado (average of $197). Flying from Idaho Falls to Colorado in March is currently the most expensive (average of $278). 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 May 1, 2025.

When flying from Idaho Falls to Colorado, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Colorado by month

Plan your trip to Colorado by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Colorado ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Colorado when rainfall is around 0.5 in.

Temperature in Colorado by month

Plan your trip to Colorado by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Colorado, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 May 1, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from Idaho Falls to Colorado. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 21 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Idaho Falls to Colorado one-way?

    For one-way options, check prices for Allegiant Air. According to our data, you can fly for as low as $52. Users have also found prices from $191 and $206 on Alaska Airlines and American Airlines, respectively.

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

    Consider SkyWest Airlines (76%), United Airlines (76%) or Copa Airlines (73%) 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 $449, our data indicates the cheapest price to be $171. The most popular route (Idaho Falls Fanning Field - Denver Intl), is priced around $87.

  • 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, October is the cheapest month in which you can book a flight from Idaho Falls to Colorado (average of $197). Flying from Idaho Falls to Colorado in March is currently the most expensive (average of $278). 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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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$54Average$121FlexibilityNo cancel feeOn-time88%
DeltaCheapest$208Average$307FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$239Average$445FlexibilityNo cancel feeOn-time69%

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