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$91+ Cheap flights from Idaho 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — DEN
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Idaho to Colorado

Discover tips and strategies to find the most affordable flight options for your journey from Idaho (USID) to Colorado (USCO). 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 November 21, 2024.

Find flight deals from Idaho to Colorado

Cheapest flights from Idaho to Colorado
Explore the most affordable flight options available from Idaho to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Delta deal was found by Cheapflights users on 11/20. 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 12/612:34 pmLWS - DEN
1 stop5h 16mDelta
Tue 12/105:25 amDEN - LWS
1 stop7h 29mDelta
Deal found 11/20$238
This United deal was found by Cheapflights users on 11/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/136:05 pmIDA - DEN
Nonstop1h 41mUnited Airlines
Mon 12/168:00 amDEN - IDA
Nonstop1h 53mUnited Airlines
Deal found 11/21$239
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/116:40 amBOI - DEN
Nonstop2h 06mUnited Airlines
Sat 12/147:45 amDEN - BOI
Nonstop2h 15mUnited Airlines
Deal found 11/20$261
This United deal was found by Cheapflights users on 11/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/65:30 amLWS - DEN
Nonstop2h 13mUnited Airlines
Thu 12/269:00 pmDEN - LWS
Nonstop2h 30mUnited Airlines
Deal found 11/20$269
This Southwest deal was found by Cheapflights users on 11/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/217:05 pmBOI - DEN
1 stop5h 00mSouthwest
Tue 12/316:15 pmDEN - BOI
1 stop4h 45mSouthwest
Deal found 11/21$276
This Delta deal was found by Cheapflights users on 11/21. 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.
Mon 12/165:00 pmGEG - GJT
1 stop4h 30mDelta
Mon 12/305:56 amGJT - GEG
1 stop4h 21mDelta
Deal found 11/21$288
This Delta deal was found by Cheapflights users on 11/21. 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.
Wed 12/111:15 pmBOI - DEN
1 stop5h 35mDelta
Sat 12/145:30 amDEN - BOI
1 stop4h 34mDelta
Deal found 11/21$290
This Delta deal was found by Cheapflights users on 11/19. 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 12/101:20 pmJAC - DEN
2 stops21h 55mDelta
Mon 12/162:55 pmDEN - JAC
1 stop6h 16mDelta
Deal found 11/19$294
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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.
Wed 12/118:55 pmBOI - DEN
1 stop12h 57mAlaska Airlines
Tue 12/1712:45 pmDEN - BOI
2 stops9h 33mAlaska Airlines
Deal found 11/20$294
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/252:30 pmJAC - DEN
Nonstop1h 40mUnited Airlines
Sun 12/298:00 amDEN - JAC
Nonstop1h 37mUnited Airlines
Deal found 11/20$308
This Delta deal was found by Cheapflights users on 11/21. 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 12/133:40 pmGEG - DEN
1 stop7h 04mDelta
Sun 12/155:30 amDEN - GEG
2 stops9h 30mDelta
Deal found 11/21$328
This Delta deal was found by Cheapflights users on 11/20. 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 12/66:55 pmIDA - DEN
1 stop4h 19mDelta
Mon 12/912:37 pmDEN - IDA
1 stop5h 38mDelta
Deal found 11/20$338

Find flights from Idaho to Colorado within your budget

Customize your flight search to find flights from Idaho 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Thu 1/9

5:50 pm-7:40 pm

Nonstop1h 50m

Denver Intl

Mon 1/13

7:20 pm-9:08 pm

Nonstop1h 48m

$189

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Sun 1/12

5:30 am-12:09 pm

1 stop6h 39m

Denver Intl

Sat 1/18

11:11 am-6:46 pm

1 stop7h 35m

$208

SpokaneColorado Springs

GEG - COS

GEGCOS

Spokane

Wed 1/15

11:22 am-7:26 pm

2 stops7h 04m

Colorado Springs

Sat 1/18

8:05 am-2:45 pm

2 stops7h 40m

$215

LewistonDenver

LWS - DEN

LWSDEN

Lewiston Nez Perce Rgnl

Wed 2/19

12:35 pm-7:21 pm

1 stop5h 46m

Denver Intl

Sat 2/22

5:40 am-11:58 am

1 stop7h 18m

$218

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Thu 1/9

7:00 am-9:00 am

Nonstop2h 00m

Denver Intl

Mon 1/13

7:45 am-10:05 am

Nonstop2h 20m

$261

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Fri 12/13

5:27 pm-11:14 pm

1 stop5h 47m

Denver Intl

Mon 12/16

5:25 am-10:14 am

1 stop4h 49m

$263

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Thu 1/9

1:10 pm-7:47 pm

1 stop6h 37m

Denver Intl

Mon 1/13

8:25 am-12:30 pm

1 stop4h 05m

$263

LewistonDenver

LWS - DEN

LWSDEN

Lewiston Nez Perce Rgnl

Fri 12/6

5:30 am-8:43 am

Nonstop2h 13m

Denver Intl

Thu 12/26

9:00 pm-10:30 pm

Nonstop2h 30m

$269

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Thu 1/9

7:00 am-1:07 pm

1 stop6h 07m

Denver Intl

Mon 1/13

4:45 pm-1:06 pm

2 stops20h 21m

$271

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Sat 12/21

7:05 pm-12:05 am

1 stop5h 00m

Denver Intl

Tue 12/31

6:15 pm-11:00 pm

1 stop4h 45m

$276

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 57 results
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Best time to book a flight from Idaho to Colorado

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

Travel insights for flights from Idaho to Colorado

Get recent, data-driven insights about flights from Idaho to Colorado including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from Idaho to Colorado (average of $197). Flying from Idaho to Colorado in March is currently the most expensive (average of $271). 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 ID to CO?

Find hourly flight availability from Idaho 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 November 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to Colorado as you normally would.

Weekly flight availability from Idaho to Colorado

Explore weekly flight availability from Idaho 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 November 21, 2024.

The most flights from USID to USCO are scheduled on a Monday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).

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 November 21, 2024.
Peruse reviews from past customers who have flown with American Airlines, Southwest and Alaska Airlines from Idaho to Colorado to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,005 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,464 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,755 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Aeromexico
7.5
Good
2,004 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,005 reviews

Food

7.2

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

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

  • How popular is this Idaho to Colorado flight route?

    Flights from Idaho to Colorado have been viewed 100 times in the past calendar month.

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

    The cheapest airlines for a one-way flight from Idaho to Colorado are Alaska Airlines ($91), Delta ($92), and Southwest ($106).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho 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 to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Idaho to Colorado (average of $197). Flying from Idaho to Colorado in March is currently the most expensive (average of $271). 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 to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Idaho to Colorado

Discover the top 5 airlines that operate flights from Idaho 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$176Average$404FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$178Average$468FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$191Average$387FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$235Average$326FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$361Average$429FlexibilityNo cancel feeOn-time71%
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