How long is the flight from Colorado Springs to Boise?

Departing from Colorado Springs to Boise will take you 3h 42m. The distance from Colorado Springs to Boise is about 682 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Colorado Springs to Boise round-trip?

United Airlines, at $198, was found to be the cheapest airline from Colorado Springs to Boise. An alternate airline flying to your destination would be Southwest. Users have found that United Airlines is 52% cheaper than the other options available to this destination.

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

One-way options have recently been found by users for as low as $121 on Southwest. Other airlines that offer cheap prices include Delta from $186 and American Airlines from $255 one-way.

What is the cheapest day to fly from Colorado Springs to Boise?

Travelers seeking maximum savings on their Colorado Springs to Boise flight should consider departing on Thursday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What is the cheapest day to fly round-trip from Colorado Springs to Boise?

Friday flights are found to be more expensive to fly from Colorado Springs to Boise. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Boise.

How far in advance should I book a flight from Colorado Springs to Boise?

To save on the cost of your flight from Colorado Springs to Boise, book at least 53 days before your planned departure. Booking around this time can save you about 111% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $245 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $602.

What is the cheapest month to fly from Colorado Springs to Boise?

Flights from Colorado Springs to Boise lean towards being more expensive in December. Prices are generally better when you fly from Colorado Springs to Boise in September, with the cheapest ticket starting at $62.

What is the cheapest time of day to fly from COS to BOI?

Unlike at noon, when flights are generally more expensive, you can save up to 13% on flights from Colorado Springs to Boise by exploring options for tickets in the morning.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Colorado Springs 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.

$121+ Cheap Flights from Colorado Springs to Boise

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Cheap flight deals from Colorado Springs to Boise

Round-trip from	$294 (United Airlines)
One-way from	$121 (Southwest)
Popular in	February
Cheapest in	May
Average price	$443

From Colorado Springs to Boise Air Term. Gowen Fld

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One-way flight from Colorado Springs to Boise Air Term. Gowen Fld

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Highest demand for flights based on searches. 13% potential increase in price ($66 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Colorado Springs to Boise

Cheapest flights from Colorado Springs to Boise
Explore the most affordable flight options available from Colorado Springs to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

Fri 10/246:00 amCOS - BOI

1 stop3h 42mUnited Airlines

Sun 10/265:00 amBOI - COS

1 stop3h 41mUnited Airlines

Deal found 9/13

$294

Thu 12/187:55 pmCOS - BOI

1 stop4h 50mSouthwest

Tue 12/234:25 pmBOI - COS

1 stop5h 45mSouthwest

Deal found 9/12

$359

Sat 9/278:00 amCOS - BOI

1 stop5h 33mUnited Airlines

Tue 9/305:00 amBOI - COS

1 stop5h 40mUnited Airlines

Deal found 9/13

$371

Mon 12/228:55 pmCOS - BOI

1 stop4h 30mSouthwest

Fri 12/265:35 amBOI - COS

1 stop4h 50mSouthwest

Deal found 9/12

$387

Fri 10/36:20 pmCOS - BOI

1 stop4h 10mUnited Airlines

Fri 10/105:39 pmBOI - COS

1 stop4h 15mUnited Airlines

Deal found 9/14

$391

Sat 9/276:02 amCOS - BOI

1 stop6h 46mAmerican Airlines

Tue 9/301:57 pmBOI - COS

2 stops8h 11mAmerican Airlines

Deal found 9/13

$440

Best flights from Colorado Springs to Boise
Discover carefully curated flight deals from Colorado Springs to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2025.

Fri 10/246:00 amCOS - BOI

1 stop3h 42mUnited Airlines

Sun 10/265:00 amBOI - COS

1 stop3h 41mUnited Airlines

Deal found 9/13

$294

Thu 12/187:55 pmCOS - BOI

1 stop4h 50mSouthwest

Tue 12/234:25 pmBOI - COS

1 stop5h 45mSouthwest

Deal found 9/12

$359

Sat 9/276:02 amCOS - BOI

1 stop6h 46mAmerican Airlines

Tue 9/301:57 pmBOI - COS

2 stops8h 11mAmerican Airlines

Deal found 9/13

$440

Sat 9/278:00 amCOS - BOI

1 stop5h 33mUnited Airlines

Tue 9/305:00 amBOI - COS

1 stop5h 40mUnited Airlines

Deal found 9/13

$371

Mon 12/225:30 pmCOS - BOI

2 stops7h 55mSouthwest

Fri 12/265:35 amBOI - COS

1 stop4h 50mSouthwest

Deal found 9/12

$392

Fri 10/36:20 pmCOS - BOI

1 stop4h 10mUnited Airlines

Fri 10/105:39 pmBOI - COS

1 stop4h 15mUnited Airlines

Deal found 9/14

$391

Fri 9/266:00 amCOS - BOI

1 stop3h 42mUnited Airlines

Sun 9/287:00 amBOI - COS

1 stop6h 11mUnited Airlines

Deal found 9/12

$594

Tue 11/255:05 pmCOS - BOI

1 stop4h 11mUnited Airlines

Sun 11/305:00 amBOI - COS

1 stop3h 41mUnited Airlines

Deal found 9/13

$594

Last-minute flights from Colorado Springs to Boise
Discover last-minute flight deals from Colorado Springs to Boise. Data last updated September 14, 2025 and is based on user searches.

Tue 9/1611:35 amCOS - BOI

1 stop6h 24mUnited Airlines

Thu 9/255:00 amBOI - COS

1 stop5h 40mUnited Airlines

Deal found 9/13

$593

Fri 9/266:00 amCOS - BOI

1 stop3h 42mUnited Airlines

Sun 9/287:00 amBOI - COS

1 stop6h 11mUnited Airlines

Deal found 9/12

$594

Sat 9/278:00 amCOS - BOI

1 stop5h 33mUnited Airlines

Tue 9/305:00 amBOI - COS

1 stop5h 40mUnited Airlines

Deal found 9/13

$371

Sat 9/276:02 amCOS - BOI

1 stop6h 46mAmerican Airlines

Tue 9/301:57 pmBOI - COS

2 stops8h 11mAmerican Airlines

Deal found 9/13

$440

Fri 10/36:20 pmCOS - BOI

1 stop4h 10mUnited Airlines

Fri 10/105:39 pmBOI - COS

1 stop4h 15mUnited Airlines

Deal found 9/14

$391

Fri 10/246:00 amCOS - BOI

1 stop3h 42mUnited Airlines

Sun 10/265:00 amBOI - COS

1 stop3h 41mUnited Airlines

Deal found 9/13

$294

Fri 10/248:09 amCOS - BOI

2 stops10h 42mDelta

Sun 10/2611:41 amBOI - COS

2 stops10h 29mDelta

Deal found 9/13

$629

One-way flights from Colorado Springs to Boise
Search for one-way flight options from Colorado Springs to Boise. Find affordable one-way fares based on user searches. Data last updated September 14, 2025.

Wed 10/155:30 pmCOS - BOI

1 stop5h 50mSouthwest

Deal found 9/13

$121

Fri 9/265:55 pmCOS - BOI

1 stop6h 20mDelta

Deal found 9/12

$186

Tue 11/253:35 pmCOS - BOI

1 stop5h 46mUnited Airlines

Deal found 9/13

$219

Tue 11/2512:45 pmCOS - BOI

2 stops10h 52mAmerican Airlines

Deal found 9/13

$255

Fri 9/263:30 pmCOS - BOI

2 stops8h 55mSouthwest

Deal found 9/12

$296

Fri 9/269:31 amCOS - BOI

3 stops50h 06mMultiple Airlines

Deal found 9/12

$306

Sun 11/306:02 pmCOS - BOI

1 stop6h 33mDelta

Deal found 9/13

$390

Sat 11/295:05 pmCOS - BOI

1 stop4h 11mUnited Airlines

Deal found 9/13

$434

Sun 11/306:20 pmCOS - BOI

2 stops29h 08mUnited Airlines

Deal found 9/13

$712

Sat 11/295:45 amCOS - BOI

2 stops11h 10mAmerican Airlines

Deal found 9/13

$719

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado Springs to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Fri 10/24

6:00 am-9:42 am

1 stop3h 42m

Boise Air Term. Gowen Fld

Sun 10/26

5:00 am-8:41 am

1 stop3h 41m

$294

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Thu 12/18

7:55 pm-12:45 am

1 stop4h 50m

Boise Air Term. Gowen Fld

Tue 12/23

4:25 pm-10:10 pm

1 stop5h 45m

$359

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Sat 9/27

8:00 am-1:33 pm

1 stop5h 33m

Boise Air Term. Gowen Fld

Tue 9/30

5:00 am-10:40 am

1 stop5h 40m

$371

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Fri 10/3

6:20 pm-10:30 pm

1 stop4h 10m

Boise Air Term. Gowen Fld

Fri 10/10

5:39 pm-9:54 pm

1 stop4h 15m

$391

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Mon 12/22

5:30 pm-1:25 am

2 stops7h 55m

Boise Air Term. Gowen Fld

Fri 12/26

5:35 am-10:25 am

1 stop4h 50m

$392

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Sat 9/27

6:02 am-12:48 pm

1 stop6h 46m

Boise Air Term. Gowen Fld

Tue 9/30

1:57 pm-10:08 pm

2 stops8h 11m

$440

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Fri 9/26

6:00 am-9:42 am

1 stop3h 42m

Boise Air Term. Gowen Fld

Sun 9/28

7:00 am-1:11 pm

1 stop6h 11m

$594

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Tue 11/25

5:05 pm-9:16 pm

1 stop4h 11m

Boise Air Term. Gowen Fld

Sun 11/30

5:00 am-8:41 am

1 stop3h 41m

$594

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Wed 10/15

5:30 pm-11:20 pm

1 stop5h 50m

$121

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Fri 9/26

5:55 pm-12:15 am

1 stop6h 20m

$186

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 19 results

Best time to book a flight from Colorado Springs to Boise

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

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

Currently, October is the cheapest month in which you can book a flight from Colorado Springs to Boise (average of $314). Flying from Colorado Springs to Boise in June is currently the most expensive (average of $398). 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.

Reviews of airlines servicing Boise

Read through reviews of airlines operating flights from Colorado Springs to Boise, such as Southwest and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,245 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Southwest

8.0

Very good

4,245 reviews

Southwest

8.0

Very good

4,245 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

United Airlines

7.4

Good

8,931 reviews

Southwest

8.0

Very good

4,245 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

How long is the flight from Colorado Springs to Boise?
Departing from Colorado Springs to Boise will take you 3h 42m. The distance from Colorado Springs to Boise is about 682 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Colorado Springs to Boise round-trip?
United Airlines, at $198, was found to be the cheapest airline from Colorado Springs to Boise. An alternate airline flying to your destination would be Southwest. Users have found that United Airlines is 52% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Colorado Springs to Boise one-way?
One-way options have recently been found by users for as low as $121 on Southwest. Other airlines that offer cheap prices include Delta from $186 and American Airlines from $255 one-way.
Can I find deals for flights from Colorado Springs to Boise that include hotel bookings?
Yes. In addition to deals on Colorado Springs to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Colorado Springs to Boise?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado Springs to Boise.
Can I find deals for business class flights from Colorado Springs to Boise?
Yes. Cheapflights offers flight deals from Colorado Springs 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 Springs to Boise?
Currently, October is the cheapest month in which you can book a flight from Colorado Springs to Boise (average of $314). Flying from Colorado Springs to Boise in June is currently the most expensive (average of $398). 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

Ontario

Meridian

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Caldwell

McCall

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Alternative routes for Colorado Springs to Boise

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Top 2 airlines flying from Colorado Springs to Boise

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$198	Average$398	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$273	Average$451	FlexibilityNo cancel fee	On-time63%

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$121+ Cheap flights from Colorado Springs to Boise (COS - 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Colorado Springs to Boise with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Colorado Springs to Boise

Round-trip from

One-way from

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Average price

Find flight deals from Colorado Springs to Boise

Cheapest flights from Colorado Springs to BoiseExplore the most affordable flight options available from Colorado Springs to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

Explore the most affordable flight options available from Colorado Springs to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado Springs to Boise that are best for you.

Best time to book a flight from Colorado Springs to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Colorado Springs with our price prediction graph.

Cheapflights Insights

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

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

Reviews of airlines servicing Boise

Read through reviews of airlines operating flights from Colorado Springs to Boise, such as Southwest and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Colorado Springs to Boise?

What are the cheapest airlines flying from Colorado Springs to Boise round-trip?

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

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

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

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

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

Traveling to a place near Boise?

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Alternative routes for Colorado Springs to Boise

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Colorado Springs to Boise

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Cheapest flights from Colorado Springs to Boise
Explore the most affordable flight options available from Colorado Springs to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.