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Idaho Falls

$105+ Cheap flights from Colorado to Idaho Falls (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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — IDA
Aug 9 — Aug 161
Sun 8/9
Sun 8/16
1 adult, Economy
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Cheap flight deals from Colorado to Idaho Falls

Cheapest flights from Colorado to Idaho Falls
Explore the most affordable flight options available from Colorado to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:03 pm
DEN
-
IDA
1 stop21h 02m
Multiple Airlines
Mon 8/1710:54 pm
IDA
-
DEN
1 stop19h 06m
Multiple Airlines
Deal found 7/8$195
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am
DEN
-
IDA
1 stop12h 30m
Multiple Airlines
Mon 9/147:23 pm
IDA
-
DEN
1 stop20h 15m
Multiple Airlines
Deal found 7/8$201
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 8/146:40 am
DEN
-
IDA
1 stop15h 24m
Multiple Airlines
Fri 8/215:33 pm
IDA
-
DEN
1 stop24h 27m
Multiple Airlines
Deal found 7/7$209
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 8/146:10 am
DEN
-
IDA
1 stop9h 55m
Multiple Airlines
Mon 8/1710:54 pm
IDA
-
DEN
1 stop22h 47m
Multiple Airlines
Deal found 7/9$220
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 8/76:10 am
DEN
-
IDA
1 stop9h 55m
Multiple Airlines
Fri 8/1410:54 pm
IDA
-
DEN
1 stop10h 11m
Multiple Airlines
Deal found 7/9$221
This United Airlines deal was found by Cheapflights users on 7/9. 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.
Thu 8/1311:50 am
DEN
-
IDA
Nonstop1h 39m
United Airlines
Mon 8/175:53 pm
IDA
-
DEN
Nonstop1h 52m
United Airlines
Deal found 7/9$249
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Tue 10/277:00 am
DRO
-
IDA
1 stop6h 31m
United Airlines
Sat 10/315:40 pm
IDA
-
DRO
1 stop4h 36m
United Airlines
Deal found 7/5$368
This United Airlines deal was found by Cheapflights users on 7/9. 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 8/75:15 am
DRO
-
IDA
1 stop4h 35m
United Airlines
Tue 8/114:04 pm
IDA
-
DRO
1 stop4h 50m
United Airlines
Deal found 7/9$372
This United Airlines deal was found by Cheapflights users on 7/9. 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 8/2911:18 am
DRO
-
IDA
1 stop4h 05m
United Airlines
Tue 9/14:04 pm
IDA
-
DRO
1 stop4h 50m
United Airlines
Deal found 7/9$378
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Wed 10/285:30 am
COS
-
IDA
1 stop4h 23m
United Airlines
Sat 10/315:40 pm
IDA
-
COS
1 stop6h 19m
United Airlines
Deal found 7/5$389
This United Airlines deal was found by Cheapflights users on 7/6. 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.
Sun 8/26:00 am
COS
-
IDA
1 stop3h 50m
United Airlines
Sat 8/85:54 pm
IDA
-
COS
1 stop4h 12m
United Airlines
Deal found 7/6$393
This United Airlines deal was found by Cheapflights users on 7/9. 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 7/275:15 am
DRO
-
IDA
1 stop4h 35m
United Airlines
Sat 8/12:30 pm
IDA
-
DRO
1 stop5h 55m
United Airlines
Deal found 7/9$394

Find flight deals from Colorado to Idaho Falls

Keep the following information in mind while searching for Colorado to Idaho Falls flight deals. Data was last updated July 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$195
(Kiwi.com)

One-way from

$105
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$304

Good round-trip deal

$290 or less

Good one-way deal

$271 or less
Provider with most accurate pricing for Denver Intl-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Idaho Falls Fanning Field flights.
Search Deals
From Colorado to Idaho Falls Fanning Field
Search Deals
One-way flight from Colorado to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Colorado to Idaho Falls Fanning Field.
Search Deals
Price to beat on a one-way flight from Colorado to Idaho Falls Fanning Field.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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 July 10, 2026.
Use the filters below to find and compare flights from Colorado to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Thu 8/13

11:50 am-1:29 pm

Nonstop1h 39m

Idaho Falls Fanning Field

Mon 8/17

5:53 pm-7:45 pm

Nonstop1h 52m

$249

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Sun 8/9

8:05 am-9:50 am

Nonstop1h 45m

Idaho Falls Fanning Field

Sat 8/15

5:53 pm-7:45 pm

Nonstop1h 52m

$249

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Fri 9/4

5:35 am-10:50 am

1 stop5h 15m

Idaho Falls Fanning Field

Mon 9/7

6:00 am-9:14 am

1 stop3h 14m

$269

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Fri 8/14

6:28 pm-10:32 pm

1 stop4h 04m

Idaho Falls Fanning Field

Fri 8/21

7:00 pm-10:55 pm

1 stop3h 55m

$269

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Wed 12/23

6:25 pm-10:19 pm

1 stop3h 54m

Idaho Falls Fanning Field

Sun 12/27

6:45 pm-10:33 pm

1 stop3h 48m

$269

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Fri 8/7

1:50 pm-3:34 pm

Nonstop1h 44m

Idaho Falls Fanning Field

Fri 8/14

5:53 pm-7:45 pm

Nonstop1h 52m

$281

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Thu 8/13

11:50 am-1:29 pm

Nonstop1h 39m

Idaho Falls Fanning Field

Sun 8/16

4:04 pm-5:58 pm

Nonstop1h 54m

$287

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Fri 7/31

3:35 pm-5:19 pm

Nonstop1h 44m

Idaho Falls Fanning Field

Mon 8/3

5:54 pm-7:45 pm

Nonstop1h 51m

$314

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Tue 9/29

8:05 am-9:53 am

Nonstop1h 48m

Idaho Falls Fanning Field

Sat 10/3

5:51 pm-7:43 pm

Nonstop1h 52m

$319

DenverIdaho Falls

DEN - IDA

DENIDA

Denver Intl

Tue 10/27

1:35 pm-3:23 pm

Nonstop1h 48m

Idaho Falls Fanning Field

Sat 10/31

10:35 am-12:25 pm

Nonstop1h 50m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/5

Showing 1-10 of 33 resultsSorted by cheapest first
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Best time to book a flight from Colorado to Idaho Falls

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

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

Currently, August is the cheapest month in which you can book a flight from Colorado to Idaho Falls (average of $84). Flying from Colorado to Idaho Falls in June is currently the most expensive (average of $260). 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 CO to IDA?

Find hourly flight availability from Colorado to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 10, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 36% on flights from Colorado to Idaho Falls by exploring options for tickets in the afternoon.

Weekly flight availability from Colorado to Idaho Falls

Explore weekly flight availability from Colorado to Idaho Falls. 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 10, 2026.

The most flights from USCO to IDA are scheduled on a Monday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Colorado to Idaho Falls?

What is the cheapest day to fly from Colorado to Idaho Falls?

Use this chart to determine the cheapest time to fly round-trip from Colorado to Idaho Falls. Price data was last updated on July 4, 2026.

Travelers seeking maximum savings on their Colorado to Idaho Falls flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Colorado 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 airport do you fly into for flights to Idaho Falls from Colorado?

    Idaho Falls Fanning Field (IDA) is the airport you will fly into if you book a flight from Colorado to Idaho Falls. It is only a 3.8 mi journey from Fanning Field (IDA) to Idaho Falls’s city center.

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

    This flight path from Colorado to Idaho Falls Fanning Field was viewed by 2 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 Colorado to Idaho Falls?

    Airlines like United Airlines and Delta fly from Colorado to Idaho Falls in about 1h 39m. The time it takes to get you to your destination can typically vary by up to 3h 36m. The distance between Colorado and Idaho Falls is about 457 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Colorado to Idaho Falls?

    Most travelers choose Denver Intl - Idaho Falls Fanning Field, Colorado Springs - Idaho Falls Fanning Field or Durango La Plata County - Idaho Falls Fanning Field when deciding on the best route from Colorado to Idaho Falls.

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

    Looking at all options, your cheapest flight can be booked for $218. While the most popular route (Denver Intl - Idaho Falls Fanning Field) can be booked for $211 on average, our data indicates $328 when flying from Colorado to Idaho Falls.

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Colorado to Idaho Falls (average of $84). Flying from Colorado to Idaho Falls in June is currently the most expensive (average of $260). 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

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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Top 2 airlines flying from Colorado to Idaho Falls

Discover the top 2 airlines that operate flights from Colorado 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 July 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$84Average$88FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$189Average$335FlexibilityNo cancel feeOn-time69%

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