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$56+ Cheap flights from Boise (BOI) 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — DEN
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Boise to Colorado

Keep the following information in mind while searching for Boise to Colorado flight deals. Data was last updated March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$202
(Southwest)

One-way from

$56
(CheapOair)

Popular in

March

Cheapest in

February

Average price

$347

Good round-trip deal

$356 or less

Good one-way deal

$197 or less
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Denver Intl flights.
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From Boise Air Term. Gowen Fld to Colorado
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One-way flight from Boise Air Term. Gowen Fld to Colorado
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Boise Air Term. Gowen Fld to Colorado.
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Price to beat on a one-way flight from Boise Air Term. Gowen Fld to Colorado.
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Find flight deals from Boise to Colorado

Cheapest flights from Boise to Colorado
Explore the most affordable flight options available from Boise to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Southwest deal was found by Cheapflights users on 3/24. 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.
Wed 6/43:00 pmBOI - DEN
2 stops8h 00mSouthwest
Tue 6/107:40 amDEN - BOI
Nonstop1h 55mSouthwest
Deal found 3/24$202
This Hawaiian Airlines deal was found by Cheapflights users on 3/25. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/216:18 pmBOI - DEN
1 stop5h 40mHawaiian Airlines
Fri 5/26:37 pmDEN - BOI
1 stop5h 22mHawaiian Airlines
Deal found 3/25$206
This United Airlines deal was found by Cheapflights users on 3/24. 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 4/155:25 pmBOI - DEN
Nonstop1h 59mUnited Airlines
Sun 4/205:15 amDEN - BOI
1 stop6h 09mUnited Airlines
Deal found 3/24$207
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 9/185:44 pmBOI - DEN
1 stop6h 15mAlaska Airlines
Sun 9/218:00 amDEN - BOI
1 stop6h 55mAlaska Airlines
Deal found 3/24$236
This Delta deal was found by Cheapflights users on 3/25. 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 7/111:15 pmBOI - DEN
1 stop6h 00mDelta
Sun 7/136:15 amDEN - BOI
1 stop6h 59mDelta
Deal found 3/25$237
This Orbitz deal was found by Cheapflights users on 3/23. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/255:43 pmBOI - DEN
1 stop6h 16mMultiple Airlines
Sun 6/299:50 amDEN - BOI
Nonstop1h 57mMultiple Airlines
Deal found 3/23$259
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Mon 4/72:38 pmBOI - COS
1 stop4h 25mUnited Airlines
Fri 4/116:39 pmCOS - BOI
1 stop4h 24mUnited Airlines
Deal found 3/23$351
This Southwest deal was found by Cheapflights users on 3/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/25:35 amBOI - MTJ
2 stops8h 25mSouthwest
Sat 6/141:55 pmMTJ - BOI
1 stop4h 25mSouthwest
Deal found 3/23$354
This Southwest deal was found by Cheapflights users on 3/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/24:40 pmBOI - COS
1 stop6h 10mSouthwest
Mon 4/75:00 pmCOS - BOI
1 stop6h 40mSouthwest
Deal found 3/22$373
This American Airlines deal was found by Cheapflights users on 3/24. 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 4/176:37 amBOI - DEN
1 stop5h 05mAmerican Airlines
Sun 4/201:18 pmDEN - BOI
2 stops10h 16mAmerican Airlines
Deal found 3/24$379
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Mon 6/22:35 pmBOI - MTJ
1 stop6h 10mUnited Airlines
Sat 6/147:30 amMTJ - BOI
1 stop6h 02mUnited Airlines
Deal found 3/23$405
This American Airlines deal was found by Cheapflights users on 3/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/71:51 pmBOI - COS
2 stops9h 55mAmerican Airlines
Fri 4/116:00 amCOS - BOI
1 stop6h 33mAmerican Airlines
Deal found 3/23$540

Cheapflights Fare Finder

Customize your flight search to find flights from Boise 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 March 25, 2025.
Use the filters below to find and compare flights from Boise to Colorado that are best for you.

Fly from

Boise

Fly to

Colorado

Route

Depart

Return

Price

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Wed 6/4

3:00 pm-11:00 pm

2 stops8h 00m

Denver Intl

Tue 6/10

7:40 am-9:35 am

Nonstop1h 55m

$202

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Mon 4/21

6:18 pm-11:58 pm

1 stop5h 40m

Denver Intl

Fri 5/2

6:37 pm-11:59 pm

1 stop5h 22m

$206

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Tue 4/15

5:25 pm-7:24 pm

Nonstop1h 59m

Denver Intl

Sun 4/20

5:15 am-11:24 am

1 stop6h 09m

$207

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Thu 9/18

5:44 pm-11:59 pm

1 stop6h 15m

Denver Intl

Sun 9/21

8:00 am-2:55 pm

1 stop6h 55m

$236

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Fri 7/11

1:15 pm-7:15 pm

1 stop6h 00m

Denver Intl

Sun 7/13

6:15 am-1:14 pm

1 stop6h 59m

$237

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Wed 6/25

5:43 pm-11:59 pm

1 stop6h 16m

Denver Intl

Sun 6/29

9:50 am-11:47 am

Nonstop1h 57m

$259

BoiseColorado Springs

BOI - COS

BOICOS

Boise Air Term. Gowen Fld

Mon 4/7

2:38 pm-7:03 pm

1 stop4h 25m

Colorado Springs

Fri 4/11

6:39 pm-11:03 pm

1 stop4h 24m

$351

BoiseMontrose

BOI - MTJ

BOIMTJ

Boise Air Term. Gowen Fld

Mon 6/2

5:35 am-2:00 pm

2 stops8h 25m

Montrose County

Sat 6/14

1:55 pm-6:20 pm

1 stop4h 25m

$354

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Thu 4/17

6:37 am-11:42 am

1 stop5h 05m

Denver Intl

Sun 4/20

1:18 pm-11:34 pm

2 stops10h 16m

$379

BoiseMontrose

BOI - MTJ

BOIMTJ

Boise Air Term. Gowen Fld

Mon 6/2

2:35 pm-8:45 pm

1 stop6h 10m

Montrose County

Sat 6/14

7:30 am-1:32 pm

1 stop6h 02m

$405

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 22 results
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Best time to book a flight from Boise to Colorado

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

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

Currently, October is the cheapest month in which you can book a flight from Boise to Colorado (average of $197). Flying from Boise 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 BOI to CO?

Find hourly flight availability from Boise 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 March 25, 2025.

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

Weekly flight availability from Boise to Colorado

Explore weekly flight availability from Boise 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 March 25, 2025.

The most flights from BOI to USCO are scheduled on a Monday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 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 March 25, 2025.
To help decide which airline to fly from Boise to Colorado, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Boise 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 Boise to Colorado?

    For a flight from Boise to Colorado, you will be flying from Air Term. Gowen Fld. Boise Air Term. Gowen Fld (BOI) is just 3.3 mi from the center of the city.

  • How popular is this Boise to Colorado flight route?

    Within the past month, 93 users have taken a look at flights from Boise Air Term. Gowen Fld to Colorado.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $56. United Airlines flights start at $89 while deals on Alaska Airlines start at $98 one-way.

  • What are the most popular routes from Boise to Colorado?

    The most popular route from Boise to Colorado is Boise Air Term. Gowen Fld - Denver Intl. You may also consider Boise Air Term. Gowen Fld - Colorado Springs or Boise Air Term. Gowen Fld - Montrose County.

  • What are the most reliable airlines from Boise to Colorado?

    Consider Southwest (88%), Lufthansa (86%) or SkyWest Airlines (86%) when booking your flight. These represent the most reliable airlines when flying from Boise to Colorado.

  • What are the cheapest flights from Boise to Colorado?

    While on average a flight from Boise to Colorado is generally $1,690, our data shows the cheapest flight currently is $116. When looking at the most popular route, (Boise Air Term. Gowen Fld - Denver Intl), you can expect to pay $168 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise 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 Boise to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Boise to Colorado (average of $197). Flying from Boise 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.

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Alternative routes for Boise to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Boise to Colorado

Discover the top 6 airlines that operate flights from Boise 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$138FlexibilityNo cancel feeOn-time62%
DeltaCheapest$183Average$301FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$191Average$387FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$205Average$490FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$217Average$316FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$298Average$429FlexibilityNo cancel feeOn-time71%
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