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$84+ Cheap flights from Idaho Falls (IDA) to Colorado

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — DEN
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
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 July 1, 2025.

Round-trip from

$84
(Booking.com)

Popular in

March

Cheapest in

May

Average price

$289

Good round-trip deal

$385 or less

Good one-way deal

$200 or less
From Idaho Falls Fanning Field to Colorado
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 1, 2025.

This Booking.com deal was found by Cheapflights users on 6/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/75:49 pmIDA - DEN
Nonstop1h 48mAllegiant Air
Sun 8/103:20 pmDEN - IDA
Nonstop1h 44mAllegiant Air
Deal found 6/29$84
This United Airlines deal was found by Cheapflights users on 7/1. 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 7/166:03 pmIDA - DEN
Nonstop1h 42mUnited Airlines
Sun 7/209:05 pmDEN - IDA
Nonstop1h 46mUnited Airlines
Deal found 7/1$199
This Delta deal was found by Cheapflights users on 6/29. 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.
Tue 8/53:04 pmIDA - DEN
1 stop4h 51mDelta
Tue 8/125:45 amDEN - IDA
1 stop4h 54mDelta
Deal found 6/29$209
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/245:49 pmIDA - DEN
Nonstop1h 48mMultiple Airlines
Sun 7/277:00 amDEN - IDA
2 stops28h 44mMultiple Airlines
Deal found 6/30$260
This United Airlines deal was found by Cheapflights users on 7/1. 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 7/186:03 pmIDA - COS
1 stop5h 49mUnited Airlines
Tue 7/296:35 pmCOS - IDA
1 stop4h 16mUnited Airlines
Deal found 7/1$324
This Alaska Airlines deal was found by Cheapflights users on 7/1. 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.
Thu 11/133:56 pmIDA - DEN
2 stops19h 38mAlaska Airlines
Fri 11/147:59 pmDEN - IDA
1 stop28h 00mAlaska Airlines
Deal found 7/1$378
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Thu 11/131:50 pmIDA - DEN
1 stop8h 02mAmerican Airlines
Fri 11/146:15 amDEN - IDA
1 stop6h 04mAmerican Airlines
Deal found 7/1$381

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 July 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

Thu 8/7

5:49 pm-7:37 pm

Nonstop1h 48m

Denver Intl

Sun 8/10

3:20 pm-5:04 pm

Nonstop1h 44m

$84

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Wed 7/16

6:03 pm-7:45 pm

Nonstop1h 42m

Denver Intl

Sun 7/20

9:05 pm-10:51 pm

Nonstop1h 46m

$199

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Tue 8/5

3:04 pm-7:55 pm

1 stop4h 51m

Denver Intl

Sat 8/9

12:50 pm-6:11 pm

1 stop5h 21m

$209

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Thu 7/24

5:49 pm-7:37 pm

Nonstop1h 48m

Denver Intl

Sun 7/27

7:00 am-11:44 am

2 stops28h 44m

$260

Idaho FallsColorado Springs

IDA - COS

IDACOS

Idaho Falls Fanning Field

Fri 7/18

6:03 pm-11:52 pm

1 stop5h 49m

Colorado Springs

Tue 7/29

6:35 pm-10:51 pm

1 stop4h 16m

$324

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Thu 11/13

3:56 pm-11:34 am

2 stops19h 38m

Denver Intl

Fri 11/14

7:59 pm-11:59 pm

1 stop28h 00m

$378

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Thu 11/13

1:50 pm-9:52 pm

1 stop8h 02m

Denver Intl

Fri 11/14

6:15 am-12:19 pm

1 stop6h 04m

$381

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Tue 8/5

11:20 am-3:00 pm

1 stop3h 40m

$172

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Sat 11/15

6:05 am-11:51 am

1 stop5h 46m

$181

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Fri 8/15

6:20 pm-5:01 pm

2 stops22h 41m

$195

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 12 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 July 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.

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 July 1, 2025.

The most flights from IDA to USCO are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 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 July 1, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and United Airlines 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

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
7,974 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

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
8,858 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

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
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

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
7.2
Good
710 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

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 27 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 Delta. According to our data, you can fly for as low as $172. Users have also found prices from $181 and $214 on Alaska Airlines and United Airlines, respectively.

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

    Consider SkyWest Airlines (76%), United Airlines (76%) or Copa Airlines (47%) 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 $652, our data indicates the cheapest price to be $42. The most popular route (Idaho Falls Fanning Field - Denver Intl), is priced around $84.

  • 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$54Average$90FlexibilityNo cancel feeOn-time88%
DeltaCheapest$208Average$273FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$217Average$381FlexibilityNo cancel feeOn-time69%

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