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$61+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BOI
May 5 — May 121
Mon 5/5
Mon 5/12
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 April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$157
(CheapOair)

One-way from

$61
(Frontier)

Popular in

December

Cheapest in

March

Average price

$304

Good round-trip deal

$156 or less

Good one-way deal

$108 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. 15% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 30, 2025.

This CheapOair deal was found by Cheapflights users on 4/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1511:40 amDEN - BOI
Nonstop1h 57mFrontier
Sun 5/182:27 pmBOI - DEN
Nonstop1h 59mFrontier
Deal found 4/28$157
This United Airlines deal was found by Cheapflights users on 4/28. 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 7/17:45 amDEN - BOI
Nonstop2h 01mUnited Airlines
Tue 7/87:00 amBOI - DEN
Nonstop1h 57mUnited Airlines
Deal found 4/28$189
This Southwest deal was found by Cheapflights users on 4/29. 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 7/166:40 amDEN - BOI
1 stop5h 45mSouthwest
Wed 7/164:45 pmBOI - DEN
Nonstop2h 00mSouthwest
Deal found 4/29$199
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 5/278:01 amDEN - BOI
1 stop5h 19mAmerican Airlines
Tue 6/35:10 pmBOI - DEN
1 stop5h 29mAmerican Airlines
Deal found 4/29$204
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 7/16:00 amDEN - BOI
1 stop6h 20mAlaska Airlines
Tue 7/85:43 pmBOI - DEN
1 stop6h 16mAlaska Airlines
Deal found 4/28$208
This Delta deal was found by Cheapflights users on 4/28. 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.
Sat 5/245:30 amDEN - BOI
1 stop4h 36mDelta
Tue 5/275:40 pmBOI - DEN
1 stop4h 50mDelta
Deal found 4/28$209
This Orbitz deal was found by Cheapflights users on 4/29. 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.
Sun 5/1811:40 amDEN - BOI
Nonstop1h 57mMultiple Airlines
Tue 5/204:35 pmBOI - DEN
1 stop7h 30mMultiple Airlines
Deal found 4/29$217
This Southwest deal was found by Cheapflights users on 4/29. 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 5/295:05 pmCOS - BOI
1 stop7h 45mSouthwest
Thu 6/55:05 pmBOI - COS
1 stop5h 15mSouthwest
Deal found 4/29$247
This Delta deal was found by Cheapflights users on 4/29. 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 8/85:55 pmCOS - BOI
1 stop6h 14mDelta
Mon 8/115:40 amBOI - COS
2 stops11h 33mDelta
Deal found 4/29$253
This deal was found by Cheapflights users on 4/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/296:05 amGJT - BOI
1 stop4h 01mDelta
Sun 6/15:40 pmBOI - GJT
1 stop4h 50mDelta
Deal found 4/28$289
This American Airlines deal was found by Cheapflights users on 4/28. 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 5/56:30 pmGJT - BOI
1 stop5h 02mAmerican Airlines
Mon 5/125:10 pmBOI - GJT
1 stop4h 38mAmerican Airlines
Deal found 4/28$334
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/143:40 pmCOS - BOI
1 stop6h 02mUnited Airlines
Sun 5/185:00 amBOI - COS
1 stop5h 49mUnited Airlines
Deal found 4/29$351

Cheapflights Fare Finder

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 April 30, 2025.
Use the filters below to find and compare flights from Colorado to Boise that are best for you.

Fly from

Colorado

Fly to

Boise

Route

Depart

Return

Price

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 5/15

11:40 am-1:37 pm

Nonstop1h 57m

Boise Air Term. Gowen Fld

Sun 5/18

2:27 pm-4:26 pm

Nonstop1h 59m

$158

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Tue 5/27

11:33 am-1:32 pm

Nonstop1h 59m

Boise Air Term. Gowen Fld

Wed 5/28

5:43 pm-7:40 pm

Nonstop1h 57m

$189

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Wed 7/16

6:40 am-12:25 pm

1 stop5h 45m

Boise Air Term. Gowen Fld

Wed 7/16

4:45 pm-6:45 pm

Nonstop2h 00m

$199

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Tue 5/27

8:01 am-1:20 pm

1 stop5h 19m

Boise Air Term. Gowen Fld

Tue 6/3

5:10 pm-10:39 pm

1 stop5h 29m

$204

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Tue 7/1

6:00 am-12:20 pm

1 stop6h 20m

Boise Air Term. Gowen Fld

Tue 7/8

5:43 pm-11:59 pm

1 stop6h 16m

$208

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Sat 5/24

5:30 am-10:06 am

1 stop4h 36m

Boise Air Term. Gowen Fld

Tue 5/27

5:40 pm-10:30 pm

1 stop4h 50m

$209

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Sun 5/18

11:40 am-1:37 pm

Nonstop1h 57m

Boise Air Term. Gowen Fld

Tue 5/20

4:35 pm-12:05 am

1 stop7h 30m

$217

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Thu 5/29

5:05 pm-12:50 am

1 stop7h 45m

Boise Air Term. Gowen Fld

Thu 6/5

5:05 pm-10:20 pm

1 stop5h 15m

$247

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Fri 8/8

5:55 pm-12:09 am

1 stop6h 14m

Boise Air Term. Gowen Fld

Mon 8/11

5:40 am-5:13 pm

2 stops11h 33m

$253

Grand JunctionBoise

GJT - BOI

GJTBOI

Grand Junction Regnl

Thu 5/29

6:05 am-10:06 am

1 stop4h 01m

Boise Air Term. Gowen Fld

Sun 6/1

5:40 pm-10:30 pm

1 stop4h 50m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 33 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.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Boise

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 $406). 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 April 30, 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.

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 April 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest 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.
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,405 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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, 3 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?

    $61 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $95 and $100, 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 Grand Junction Regnl - Boise Air Term. Gowen Fld or Colorado Springs - Boise Air Term. Gowen Fld.

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

    Consider Air Canada (85%), SkyWest Airlines (85%) or United Airlines (84%) 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 $70. While the most popular route (Denver Intl - Boise Air Term. Gowen Fld) can be booked for $170 on average our data indicates $207 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 $406). 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
Meridian
McCall
Caldwell
Ontario

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Alternative routes for Colorado to Boise

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Top 6 airlines flying from Colorado to Boise

Discover the top 6 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$138FlexibilityNo cancel feeOn-time62%
DeltaCheapest$136Average$270FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$168Average$318FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$197Average$382FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$204Average$436FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$298Average$414FlexibilityNo cancel feeOn-time71%

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