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Idaho Falls

$239+ Cheap flights from Colorado Springs to Idaho Falls (COS - IDA)

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
COS — IDA
Jun 28 — Jul 51
Sat 6/28
Sat 7/5
1 adult, Economy
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Cheap flight deals from Colorado Springs to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 23, 2025.

Round-trip from

$259
(United Airlines)

One-way from

$239
(Delta)

Popular in

December

Cheapest in

June

Average price

$128
From Colorado Springs to Idaho Falls Fanning Field
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One-way flight from Colorado Springs to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 21% potential increase in price ($92 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Colorado Springs to Idaho Falls

Cheapest flights from Colorado Springs to Idaho Falls
Explore the most affordable flight options available from Colorado Springs to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2025.

This United Airlines deal was found by Cheapflights users on 6/23. 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 7/85:30 amCOS - IDA
1 stop4h 14mUnited Airlines
Sat 7/126:03 pmIDA - COS
1 stop3h 52mUnited Airlines
Deal found 6/23$259
This Delta deal was found by Cheapflights users on 6/22. 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.
Sat 7/195:55 pmCOS - IDA
1 stop4h 34mDelta
Sun 7/206:52 pmIDA - COS
1 stop3h 21mDelta
Deal found 6/22$324

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado Springs to Idaho Falls 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 June 23, 2025.
Use the filters below to find and compare flights from Colorado Springs to Idaho Falls that are best for you.

Fly from

Colorado Springs

Fly to

Idaho Falls

Route

Depart

Return

Price

Colorado SpringsIdaho Falls

COS - IDA

COSIDA

Colorado Springs

Tue 7/8

5:30 am-9:44 am

1 stop4h 14m

Idaho Falls Fanning Field

Sat 7/12

6:03 pm-9:55 pm

1 stop3h 52m

$259

Colorado SpringsIdaho Falls

COS - IDA

COSIDA

Colorado Springs

Sat 7/19

5:55 pm-10:29 pm

1 stop4h 34m

Idaho Falls Fanning Field

Sun 7/20

6:52 pm-10:13 pm

1 stop3h 21m

$324

Colorado SpringsIdaho Falls

COS - IDA

COSIDA

Colorado Springs

Tue 9/23

5:55 pm-10:20 pm

1 stop4h 25m

$239

Colorado SpringsIdaho Falls

COS - IDA

COSIDA

Colorado Springs

Tue 9/23

6:00 am-9:47 am

2 stops27h 47m

$348

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/21

Best time to book a flight from Colorado Springs to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Colorado Springs 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 Colorado Springs to Idaho Falls

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

Currently, October is the cheapest month in which you can book a flight from Colorado Springs to Idaho Falls (average of $380). Flying from Colorado Springs to Idaho Falls in December is currently the most expensive (average of $578). 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.

Rainfall in Idaho Falls by month

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

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

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

If weather is an important factor for your trip to Idaho Falls, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated June 23, 2025.
Delta
8.0
Very good
7,966 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,966 reviews
Delta
8.0
Very good
7,966 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,831 reviews
Delta
8.0
Very good
7,966 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What are the cheapest airlines flying from Colorado Springs to Idaho Falls round-trip?

    United Airlines, at $259, was found to be the cheapest airline from Colorado Springs to Idaho Falls. An alternate airline flying to your destination would be Delta.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado Springs to Idaho Falls 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 Colorado Springs to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Colorado Springs to Idaho Falls (average of $380). Flying from Colorado Springs to Idaho Falls in December is currently the most expensive (average of $578). 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.

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Top airline flying from Colorado Springs to Idaho Falls

Discover the top airline that operate flights from Colorado Springs to Idaho Falls. 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 June 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$268Average$343FlexibilityNo cancel feeOn-time69%

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