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$109+ Cheap flights from Colorado Springs (COS) to Idaho

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
COS — BOI
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Colorado Springs to Idaho

Keep the following information in mind while searching for Colorado Springs to Idaho flight deals. Data was last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$247
(Southwest)

One-way from

$109
(Southwest)

Popular in

February

Cheapest in

May

Average price

$301
Provider with most accurate pricing for Colorado Springs-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Colorado Springs-Boise Air Term. Gowen Fld flights.
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From Colorado Springs to Idaho
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One-way flight from Colorado Springs to Idaho
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Highest demand for flights based on searches. 14% potential increase in price ($70 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 May 2025
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Find flight deals from Colorado Springs to Idaho

Cheapest flights from Colorado Springs to Idaho
Explore the most affordable flight options available from Colorado Springs to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

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 4/30. 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 8/115:45 pmBOI - COS
1 stop4h 43mDelta
Deal found 4/30$248
This United Airlines deal was found by Cheapflights users on 4/30. 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 6/115:30 amCOS - BOI
1 stop4h 16mUnited Airlines
Thu 6/195:43 pmBOI - COS
1 stop4h 08mUnited Airlines
Deal found 4/30$264
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.
Sat 5/243:43 pmCOS - GEG
1 stop6h 05mUnited Airlines
Mon 5/265:35 amGEG - COS
1 stop4h 19mUnited Airlines
Deal found 4/28$310
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/153:40 pmCOS - IDA
1 stop5h 24mUnited Airlines
Mon 5/194:22 pmIDA - COS
1 stop5h 14mUnited Airlines
Deal found 4/30$329
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.
Fri 9/51:55 pmCOS - JAC
1 stop3h 47mUnited Airlines
Tue 9/94:20 pmJAC - COS
1 stop5h 34mUnited Airlines
Deal found 4/29$329
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 7/254:55 pmCOS - GEG
1 stop7h 33mAmerican Airlines
Mon 7/286:00 amGEG - COS
1 stop9h 05mAmerican Airlines
Deal found 4/30$351
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.
Thu 6/268:15 amCOS - GEG
1 stop4h 44mDelta
Wed 7/25:10 pmGEG - COS
1 stop4h 06mDelta
Deal found 4/29$361
This Southwest deal was found by Cheapflights users on 4/30. 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.
Fri 7/256:35 pmCOS - GEG
1 stop6h 20mSouthwest
Mon 7/282:40 pmGEG - COS
2 stops7h 35mSouthwest
Deal found 4/30$370
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 6/1110:52 amCOS - BOI
2 stops12h 44mAmerican Airlines
Thu 6/193:35 pmBOI - COS
1 stop6h 47mAmerican Airlines
Deal found 4/30$441

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado Springs to Idaho 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 May 1, 2025.
Use the filters below to find and compare flights from Colorado Springs to Idaho that are best for you.

Fly from

Colorado Springs

Fly to

Idaho

Route

Depart

Return

Price

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

Wed 6/11

5:30 am-9:46 am

1 stop4h 16m

Boise Air Term. Gowen Fld

Thu 6/19

5:43 pm-9:51 pm

1 stop4h 08m

$264

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Mon 7/28

5:55 pm-12:09 am

1 stop6h 14m

Boise Air Term. Gowen Fld

Thu 7/31

11:45 am-3:54 pm

1 stop4h 09m

$265

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Sat 5/24

3:43 pm-8:48 pm

1 stop6h 05m

Spokane

Mon 5/26

5:35 am-10:54 am

1 stop4h 19m

$310

Colorado SpringsIdaho Falls

COS - IDA

COSIDA

Colorado Springs

Thu 5/15

3:40 pm-9:04 pm

1 stop5h 24m

Idaho Falls Fanning Field

Mon 5/19

4:22 pm-9:36 pm

1 stop5h 14m

$329

Colorado SpringsJackson

COS - JAC

COSJAC

Colorado Springs

Fri 9/5

1:55 pm-5:42 pm

1 stop3h 47m

Jackson Hole

Tue 9/9

4:20 pm-9:54 pm

1 stop5h 34m

$329

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Fri 7/25

4:55 pm-11:28 pm

1 stop7h 33m

Spokane

Mon 7/28

6:00 am-4:05 pm

1 stop9h 05m

$351

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Thu 6/26

8:15 am-11:59 am

1 stop4h 44m

Spokane

Wed 7/2

5:10 pm-10:16 pm

1 stop4h 06m

$361

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Fri 7/25

6:35 pm-11:55 pm

1 stop6h 20m

Spokane

Mon 7/28

2:40 pm-11:15 pm

2 stops7h 35m

$370

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Wed 6/11

10:52 am-11:36 pm

2 stops12h 44m

Boise Air Term. Gowen Fld

Thu 6/19

3:35 pm-10:22 pm

1 stop6h 47m

$441

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 17 results
1
2

Best time to book a flight from Colorado Springs to Idaho

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

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

Currently, October is the cheapest month in which you can book a flight from Colorado Springs to Idaho (average of $314). Flying from Colorado Springs to Idaho 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.

Rainfall in Idaho by month

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

In terms of precipitation, rainfall in Idaho 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 Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated May 1, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Colorado Springs to Idaho to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.6

Crew

8.6

Comfort

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,294 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.6

Crew

8.6

Comfort

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,934 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.6

Crew

8.6

Comfort

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.6

Crew

8.6

Comfort

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.6

Crew

8.6

Comfort

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

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

    Most people fly from Colorado Springs (COS) if they book a flight from Colorado Springs to Idaho. Colorado Springs is conveniently located just 6.7 mi from Colorado Springs’s city center.

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

    One-way options have recently been found by users for as low as $109 on Southwest. Other airlines that offer cheap prices include United Airlines from $110 and American Airlines from $176 one-way.

  • What are the most popular routes from Colorado Springs to Idaho?

    Most travelers choose Colorado Springs - Spokane, Colorado Springs - Boise Air Term. Gowen Fld or Colorado Springs - Jackson Hole when deciding on the best route from Colorado Springs to Idaho.

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

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

  • How can I find direct flights from Colorado Springs to Idaho?

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

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

    Yes. Cheapflights offers flight deals from Colorado Springs to Idaho 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 Idaho?

    Currently, October is the cheapest month in which you can book a flight from Colorado Springs to Idaho (average of $314). Flying from Colorado Springs to Idaho 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

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Alternative routes for Colorado Springs to Idaho

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Top 2 airlines flying from Colorado Springs to Idaho

Discover the top 2 airlines that operate flights from Colorado Springs to Idaho. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$210Average$380FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$276Average$472FlexibilityNo cancel feeOn-time63%

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