$44+ 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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — DEN
Feb 25 — Mar 41
1 adult, Economy
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Find cheap flights from Idaho to Colorado with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Idaho to Colorado
Keep the following information in mind while searching for Idaho to Colorado flight deals. Data was last updated February 20, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (Delta) |
One-way from | $44 (Kiwi.com) |
Popular in | November |
Cheapest in | August |
Average price | $300 |
Good round-trip deal | $375 or less |
Good one-way deal | $213 or less |
Find flight deals from Idaho to Colorado
Cheapest flights from Idaho to ColoradoExplore 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 February 20, 2025.
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 February 20, 2025.
This Delta deal was found by Cheapflights users on 2/20. 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.
Wed 4/26:10 amBOI - DEN
1 stop6h 53mDelta
Thu 4/106:10 amDEN - BOI
1 stop7h 15mDelta
Deal found 2/20![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 2/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/104:35 pmBOI - DEN
2 stops8h 10mSouthwest
Thu 3/138:40 amDEN - BOI
1 stop7h 10mSouthwest
Deal found 2/20![Southwest logo]()
$222
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
Sat 4/57:59 pmBOI - DEN
1 stop18h 54mAlaska Airlines
Tue 4/82:53 pmDEN - BOI
1 stop9h 06mAlaska Airlines
Deal found 2/20![Alaska Airlines logo]()
$226
This United Airlines deal was found by Cheapflights users on 2/20. 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 5/75:25 pmBOI - DEN
Nonstop1h 59mUnited Airlines
Sat 5/108:50 pmDEN - BOI
Nonstop2h 02mUnited Airlines
Deal found 2/20![United Airlines logo]()
$228
This Southwest deal was found by Cheapflights users on 2/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/105:35 amBOI - COS
1 stop5h 55mSouthwest
Mon 4/145:55 amCOS - BOI
1 stop4h 10mSouthwest
Deal found 2/19![Southwest logo]()
$277
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 4/185:25 pmBOI - COS
1 stop6h 34mUnited Airlines
Tue 4/299:00 amCOS - BOI
1 stop4h 32mUnited Airlines
Deal found 2/20![United Airlines logo]()
$278
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/202:40 pmJAC - DEN
Nonstop1h 41mUnited Airlines
Tue 3/257:30 pmDEN - JAC
Nonstop1h 34mUnited Airlines
Deal found 2/19![United Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 2/19. 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.
Fri 10/35:00 pmGEG - GJT
1 stop4h 30mDelta
Sat 10/115:56 amGJT - GEG
1 stop4h 13mDelta
Deal found 2/19![Delta logo]()
$289
This Expedia deal was found by Cheapflights users on 2/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1912:36 pmBOI - DEN
Nonstop1h 58mMultiple Airlines
Sun 6/227:00 amDEN - BOI
1 stop6h 45mMultiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$296
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1310:38 amIDA - DEN
Nonstop2h 07mUnited Airlines
Thu 3/133:15 pmDEN - IDA
Nonstop1h 48mUnited Airlines
Deal found 2/19![United Airlines logo]()
$301
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/128:00 amIDA - DEN
1 stop13h 20mAlaska Airlines
Tue 3/187:00 amDEN - IDA
1 stop15h 36mAlaska Airlines
Deal found 2/19![Alaska Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 2/19. 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.
Wed 3/127:05 amJAC - DEN
1 stop4h 13mDelta
Sat 3/152:30 pmDEN - JAC
1 stop4h 36mDelta
Deal found 2/19![Delta logo]()
$309
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 2,558,603 searches. Data last updated February 20, 2025.
Fly from
Idaho
Fly to
Colorado
Route
Depart
Return
Price
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Thu 4/3
5:59 pm-10:27 pm
1 stop4h 28m
Denver Intl
Tue 4/8
6:10 am-1:25 pm
1 stop7h 15m
$217
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Mon 3/10
4:35 pm-12:45 am
2 stops8h 10m
Denver Intl
Thu 3/13
8:40 am-3:50 pm
1 stop7h 10m
$222
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Sat 4/5
7:59 pm-2:53 pm
1 stop18h 54m
Denver Intl
Tue 4/8
2:53 pm-11:59 pm
1 stop9h 06m
$226
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Wed 5/7
5:25 pm-7:24 pm
Nonstop1h 59m
Denver Intl
Sat 5/10
9:51 am-4:21 pm
1 stop6h 30m
$228
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Thu 8/7
12:36 pm-2:34 pm
Nonstop1h 58m
Denver Intl
Sun 8/10
9:50 am-11:47 am
Nonstop1h 57m
$233
Idaho FallsDenver
IDA - DEN
IDADEN
Idaho Falls Fanning Field
Wed 4/9
2:20 pm-4:05 pm
Nonstop1h 45m
Denver Intl
Mon 4/14
7:46 am-9:32 am
Nonstop1h 46m
$259
BoiseColorado Springs
BOI - COS
BOICOS
Boise Air Term. Gowen Fld
Thu 4/10
5:35 am-11:30 am
1 stop5h 55m
Colorado Springs
Mon 4/14
5:55 am-10:05 am
1 stop4h 10m
$277
BoiseColorado Springs
BOI - COS
BOICOS
Boise Air Term. Gowen Fld
Fri 4/18
5:25 pm-11:59 pm
1 stop6h 34m
Colorado Springs
Tue 4/29
9:00 am-1:32 pm
1 stop4h 32m
$278
Idaho FallsDenver
IDA - DEN
IDADEN
Idaho Falls Fanning Field
Wed 4/2
6:55 pm-10:31 pm
1 stop3h 36m
Denver Intl
Mon 4/7
6:05 pm-10:30 pm
1 stop4h 25m
$279
BoiseDenver
BOI - DEN
BOIDEN
Boise Air Term. Gowen Fld
Sat 3/8
5:10 pm-11:49 pm
1 stop6h 39m
Denver Intl
Tue 3/11
5:08 pm-10:41 pm
1 stop5h 33m
$283
Showing 1-10 of 60 results
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 $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 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 February 20, 2025.
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 February 20, 2025.
The most flights from USID to USCO are scheduled on a Wednesday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 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 February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta 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.
Crew
8.7
Overall
8.1
Boarding
8.2
Comfort
8.1
Entertainment
7.6
Food
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Crew
8.7
Overall
8.1
Boarding
8.2
Comfort
8.1
Entertainment
7.6
Food
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Crew
8.7
Overall
8.1
Boarding
8.2
Comfort
8.1
Entertainment
7.6
Food
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Crew
8.7
Overall
8.1
Boarding
8.2
Comfort
8.1
Entertainment
7.6
Food
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Crew
8.7
Overall
8.1
Boarding
8.2
Comfort
8.1
Entertainment
7.6
Food
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Crew
8.7
Overall
8.1
Boarding
8.2
Comfort
8.1
Entertainment
7.6
Food
7.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
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.
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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.
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 2,558,603 searches. Data last updated February 20, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$177 | Average$402 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$179 | Average$439 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$191 | Average$387 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$223 | Average$328 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$298 | Average$426 | FlexibilityNo cancel fee | On-time71% |