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Idaho

$69+ 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
COS — BOI
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$160
(Southwest)

One-way from

$69
(Delta)

Popular in

December

Cheapest in

July

Average price

$267
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. 21% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($13 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 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 September 11, 2025.

This Southwest deal was found by Cheapflights users on 9/10. 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 11/106:35 pmCOS - BOI
1 stop6h 00mSouthwest
Wed 11/125:50 pmBOI - COS
1 stop4h 35mSouthwest
Deal found 9/10$160
This Delta deal was found by Cheapflights users on 9/10. 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 11/65:49 pmCOS - GEG
1 stop5h 45mDelta
Tue 11/114:43 pmGEG - COS
1 stop4h 40mDelta
Deal found 9/10$169
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/166:00 amCOS - BOI
1 stop3h 42mUnited Airlines
Mon 10/207:00 amBOI - COS
1 stop3h 40mUnited Airlines
Deal found 9/10$169
This Southwest deal was found by Cheapflights users on 9/10. 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.
Sat 11/110:30 amCOS - BOI
1 stop3h 35mSouthwest
Sat 11/86:00 amBOI - COS
1 stop6h 50mSouthwest
Deal found 9/10$175
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/810:30 amCOS - GEG
1 stop5h 40mUnited Airlines
Wed 10/154:00 pmGEG - COS
1 stop4h 54mUnited Airlines
Deal found 9/10$185
This Delta deal was found by Cheapflights users on 9/10. 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 10/175:49 pmCOS - BOI
1 stop6h 10mDelta
Tue 10/215:55 pmBOI - COS
1 stop4h 15mDelta
Deal found 9/10$198
This Delta deal was found by Cheapflights users on 9/9. 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.
Tue 10/148:09 amCOS - GEG
1 stop4h 52mDelta
Wed 10/224:50 pmGEG - COS
1 stop4h 20mDelta
Deal found 9/9$205
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/236:00 amCOS - BOI
1 stop3h 42mUnited Airlines
Mon 10/2710:39 amBOI - COS
1 stop3h 50mUnited Airlines
Deal found 9/10$205
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/16:00 amCOS - BOI
1 stop3h 53mUnited Airlines
Wed 10/15:39 pmBOI - COS
1 stop4h 15mUnited Airlines
Deal found 9/11$211
This Delta deal was found by Cheapflights users on 9/10. 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.
Tue 10/285:49 pmCOS - BOI
1 stop6h 10mDelta
Mon 11/311:41 amBOI - COS
2 stops10h 29mDelta
Deal found 9/10$218
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/143:40 pmCOS - GEG
1 stop5h 44mUnited Airlines
Wed 10/224:00 pmGEG - COS
1 stop4h 54mUnited Airlines
Deal found 9/9$219
This Delta deal was found by Cheapflights users on 9/10. 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 10/235:49 pmCOS - BOI
1 stop6h 10mDelta
Mon 10/272:00 pmBOI - COS
2 stops8h 10mDelta
Deal found 9/10$219

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 September 11, 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

Mon 11/10

6:35 pm-12:35 am

1 stop6h 00m

Boise Air Term. Gowen Fld

Wed 11/12

5:50 pm-10:25 pm

1 stop4h 35m

$160

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Thu 11/6

5:49 pm-10:34 pm

1 stop5h 45m

Spokane

Tue 11/11

4:43 pm-10:23 pm

1 stop4h 40m

$169

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Fri 10/17

8:00 am-1:33 pm

1 stop5h 33m

Boise Air Term. Gowen Fld

Sat 10/25

7:00 am-12:15 pm

1 stop5h 15m

$169

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Sat 11/1

10:30 am-2:05 pm

1 stop3h 35m

Boise Air Term. Gowen Fld

Sat 11/8

6:00 am-12:50 pm

1 stop6h 50m

$175

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Fri 10/17

5:49 pm-11:59 pm

1 stop6h 10m

Boise Air Term. Gowen Fld

Tue 10/21

5:55 pm-10:10 pm

1 stop4h 15m

$198

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Thu 2/19

6:35 pm-11:05 pm

1 stop4h 30m

Boise Air Term. Gowen Fld

Mon 2/23

5:22 pm-11:59 pm

1 stop6h 37m

$205

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Thu 10/16

5:49 pm-11:43 pm

1 stop6h 54m

Spokane

Wed 10/22

4:50 pm-10:10 pm

1 stop4h 20m

$205

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Thu 10/30

11:35 am-6:09 pm

1 stop6h 34m

Boise Air Term. Gowen Fld

Mon 11/3

6:15 am-10:53 am

1 stop4h 38m

$205

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Tue 10/14

5:49 pm-11:59 pm

2 stops7h 10m

Spokane

Wed 10/22

4:50 pm-10:10 pm

1 stop4h 20m

$210

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Fri 10/17

6:15 pm-12:20 am

1 stop6h 05m

Boise Air Term. Gowen Fld

Tue 10/21

4:40 pm-9:10 pm

1 stop4h 30m

$211

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 37 results
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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 $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 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 September 11, 2025.
Get a feel of what it's like to fly with Southwest and United Airlines from Colorado Springs to Idaho 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
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

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
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

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
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

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

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.

  • How long is the flight from Colorado Springs to Idaho?

    Southwest, Delta, and United Airlines can get you from Colorado Springs to Idaho in just under 5h 33m. Your travel time can differ by up to 27m. Colorado Springs and Idaho are separated by a distance of 682 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Most travelers choose Colorado Springs - Boise Air Term. Gowen Fld, Colorado Springs - Spokane or Colorado Springs - Idaho Falls Fanning Field 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 $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

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$198Average$368FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$273Average$451FlexibilityNo cancel feeOn-time63%

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