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$49+ Cheap flights from Colorado to Boise (BOI)

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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BOI
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Colorado to Boise

Keep the following information in mind while searching for Colorado to Boise flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$178
(Frontier)

One-way from

$49
(Frontier)

Popular in

December

Cheapest in

March

Average price

$331

Good round-trip deal

$227 or less

Good one-way deal

$138 or less
Provider with most accurate pricing for Denver Intl-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Boise Air Term. Gowen Fld flights.
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From Colorado to Boise Air Term. Gowen Fld
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One-way flight from Colorado to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 14% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Colorado to Boise Air Term. Gowen Fld.
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Price to beat on a one-way flight from Colorado to Boise Air Term. Gowen Fld.
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Find flight deals from Colorado to Boise

Cheapest flights from Colorado to Boise
Explore the most affordable flight options available from Colorado to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/159:50 amDEN - BOI
Nonstop1h 57mFrontier
Sun 5/1812:36 pmBOI - DEN
Nonstop1h 58mFrontier
Deal found 2/19$163
This Hawaiian Airlines deal was found by Cheapflights users on 2/18. 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.
Tue 4/226:37 pmDEN - BOI
1 stop5h 22mHawaiian Airlines
Wed 4/236:03 amBOI - DEN
1 stop5h 18mHawaiian Airlines
Deal found 2/18$196
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.
Mon 4/78:30 amDEN - BOI
Nonstop2h 00mSouthwest
Mon 4/145:05 amBOI - DEN
Nonstop1h 55mSouthwest
Deal found 2/19$197
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.
Tue 4/18:55 pmDEN - BOI
Nonstop2h 08mUnited Airlines
Tue 4/85:25 pmBOI - DEN
Nonstop1h 59mUnited Airlines
Deal found 2/19$198
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/37:05 pmDEN - BOI
1 stop4h 54mMultiple Airlines
Tue 6/1012:36 pmBOI - DEN
Nonstop1h 58mMultiple Airlines
Deal found 2/19$202
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.
Fri 4/42:53 pmDEN - BOI
1 stop9h 06mAlaska Airlines
Mon 4/76:00 amBOI - DEN
1 stop7h 53mAlaska Airlines
Deal found 2/19$206
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 3/195:45 amDEN - BOI
1 stop4h 30mDelta
Thu 3/205:59 pmBOI - DEN
1 stop4h 32mDelta
Deal found 2/19$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.
Wed 4/26:35 amCOS - BOI
1 stop4h 25mSouthwest
Sun 4/65:15 pmBOI - COS
1 stop7h 20mSouthwest
Deal found 2/20$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 3/73:35 pmCOS - BOI
1 stop4h 06mUnited Airlines
Tue 3/112:30 pmBOI - COS
1 stop4h 32mUnited Airlines
Deal found 2/20$298
This United Airlines deal was found by Cheapflights users on 2/18. 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 3/65:30 amGJT - BOI
1 stop4h 37mUnited Airlines
Mon 3/105:25 pmBOI - GJT
1 stop4h 53mUnited Airlines
Deal found 2/18$309
This Delta deal was found by Cheapflights users on 2/18. 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.
Thu 3/66:00 amGJT - BOI
1 stop6h 20mDelta
Mon 3/102:05 pmBOI - GJT
2 stops8h 26mDelta
Deal found 2/18$314
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2712:57 pmASE - BOI
2 stops10h 35mAmerican Airlines
Sun 3/21:23 pmBOI - ASE
1 stop7h 27mAmerican Airlines
Deal found 2/20$404

Find flights from Colorado to Boise within your budget

Customize your flight search to find flights from Colorado to Boise 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

Colorado

Fly to

Boise

Route

Depart

Return

Price

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 5/15

9:50 am-11:47 am

Nonstop1h 57m

Boise Air Term. Gowen Fld

Sun 5/18

12:36 pm-2:34 pm

Nonstop1h 58m

$163

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Tue 4/22

6:37 pm-11:59 pm

1 stop5h 22m

Boise Air Term. Gowen Fld

Wed 4/23

6:03 am-11:21 am

1 stop5h 18m

$196

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Mon 4/7

8:30 am-10:30 am

Nonstop2h 00m

Boise Air Term. Gowen Fld

Mon 4/14

5:05 am-7:00 am

Nonstop1h 55m

$197

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Tue 4/1

8:55 pm-11:03 pm

Nonstop2h 08m

Boise Air Term. Gowen Fld

Tue 4/8

5:25 pm-7:24 pm

Nonstop1h 59m

$198

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Fri 4/4

2:53 pm-11:59 pm

1 stop9h 06m

Boise Air Term. Gowen Fld

Mon 4/7

6:00 am-1:53 pm

1 stop7h 53m

$206

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Wed 3/19

5:45 am-10:15 am

1 stop4h 30m

Boise Air Term. Gowen Fld

Thu 3/20

5:59 pm-10:31 pm

1 stop4h 32m

$217

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Wed 4/2

6:35 am-11:00 am

1 stop4h 25m

Boise Air Term. Gowen Fld

Sun 4/6

5:15 pm-12:35 am

1 stop7h 20m

$277

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Fri 3/7

3:35 pm-7:41 pm

1 stop4h 06m

Boise Air Term. Gowen Fld

Tue 3/11

2:30 pm-7:02 pm

1 stop4h 32m

$298

Grand JunctionBoise

GJT - BOI

GJTBOI

Grand Junction Regnl

Thu 3/6

5:30 am-10:07 am

1 stop4h 37m

Boise Air Term. Gowen Fld

Mon 3/10

5:25 pm-10:18 pm

1 stop4h 53m

$309

Grand JunctionBoise

GJT - BOI

GJTBOI

Grand Junction Regnl

Thu 3/6

6:00 am-12:20 pm

1 stop6h 20m

Boise Air Term. Gowen Fld

Mon 3/10

2:05 pm-10:31 pm

2 stops8h 26m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 31 results
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Best time to book a flight from Colorado to Boise

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

Travel insights for flights from Colorado to Boise

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

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

Currently, October is the cheapest month in which you can book a flight from Colorado to Boise (average of $314). Flying from Colorado to Boise in June is currently the most expensive (average of $436). 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 BOI?

Find hourly flight availability from Colorado to Boise. 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.

When flying from Colorado to Boise, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Colorado to Boise

Explore weekly flight availability from Colorado to Boise. 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 USCO to BOI are scheduled on a Monday (15 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Boise by month

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

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

Temperature in Boise by month

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

If weather is an important factor for your trip to Boise, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated February 20, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Colorado to Boise by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

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

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly into if you book a flight from Colorado to Boise. It is only a 3.3 mi journey from Air Term. Gowen Fld (BOI) to Boise’s city center.

  • How popular is this Colorado to Boise flight route?

    Within the past month, 2 users have taken a look at flights from Colorado to Boise Air Term. Gowen Fld.

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

    $49 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Alaska Airlines and United Airlines, with prices starting from $98 and $99, respectively.

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

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

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

    Consider Air Canada (79%), United Airlines (77%) or Copa Airlines (75%) when booking your flight. These represent the most reliable airlines when flying from Colorado to Boise.

  • What are the cheapest flights from Colorado to Boise?

    Looking at all options, your cheapest flight can be booked for $94. While the most popular route (Denver Intl - Boise Air Term. Gowen Fld) can be booked for $196 on average our data indicates $232 when flying from Colorado to Boise.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Colorado to Boise (average of $314). Flying from Colorado to Boise in June is currently the most expensive (average of $436). 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 Colorado?

Book flights to Colorado if you plan to visit one of these locations
Nampa
McCall
Meridian
Caldwell
Ontario

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Alternative routes for Colorado to Boise

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Top 5 airlines flying from Colorado to Boise

Discover the top 5 airlines that operate flights from Colorado to Boise. 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.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$169Average$219FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$182Average$318FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$197Average$373FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$197Average$414FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$298Average$428FlexibilityNo cancel feeOn-time71%
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