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Idaho

$136+ 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 12/18. Fares are subject to change and may not be available on all flights or dates of travel.
COS — BOI
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
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 November 26, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$216
(Delta)

One-way from

$136
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$327
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 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 ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 26, 2025.

This United Airlines deal was found by Cheapflights users on 11/25. 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 12/1712:32 pmCOS - BOI
1 stop7h 11mUnited Airlines
Sat 12/205:12 pmBOI - COS
1 stop6h 47mUnited Airlines
Deal found 11/25$300
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Mon 12/225:45 amCOS - JAC
1 stop4h 10mUnited Airlines
Fri 12/262:30 pmJAC - COS
1 stop5h 46mUnited Airlines
Deal found 11/24$310
This Kiwi.com deal was found by Cheapflights users on 11/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/73:26 pmCOS - GEG
1 stop19h 21mMultiple Airlines
Thu 12/119:13 pmGEG - COS
2 stops18h 50mMultiple Airlines
Deal found 11/25$319
This United Airlines deal was found by Cheapflights users on 11/23. 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 12/98:30 amCOS - IDA
1 stop5h 05mUnited Airlines
Sat 12/1310:58 amIDA - COS
1 stop4h 39mUnited Airlines
Deal found 11/23$363
This Southwest deal was found by Cheapflights users on 11/25. 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 12/1712:15 pmCOS - BOI
2 stops10h 00mSouthwest
Sat 12/206:50 pmBOI - COS
1 stop5h 35mSouthwest
Deal found 11/25$382
This United Airlines deal was found by Cheapflights users on 11/24. 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 12/91:35 pmCOS - BOI
1 stop6h 08mUnited Airlines
Sat 12/136:20 amBOI - COS
1 stop4h 58mUnited Airlines
Deal found 11/24$391
This Delta deal was found by Cheapflights users on 11/24. 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 12/98:10 amCOS - BOI
2 stops10h 41mDelta
Sat 12/135:58 pmBOI - COS
1 stop4h 27mDelta
Deal found 11/24$396
This United Airlines deal was found by Cheapflights users on 11/25. 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 12/1010:24 amCOS - JAC
1 stop5h 00mUnited Airlines
Sun 12/147:00 amJAC - COS
1 stop4h 18mUnited Airlines
Deal found 11/25$399
This United Airlines deal was found by Cheapflights users on 11/26. 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 12/1110:24 amCOS - JAC
1 stop5h 00mUnited Airlines
Mon 12/157:00 amJAC - COS
1 stop6h 08mUnited Airlines
Deal found 11/26$428
This Southwest deal was found by Cheapflights users on 11/23. 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 12/208:55 pmCOS - BOI
1 stop4h 45mSouthwest
Sat 1/38:40 pmBOI - COS
1 stop4h 40mSouthwest
Deal found 11/23$438
This United Airlines deal was found by Cheapflights users on 11/24. 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 11/276:00 amCOS - JAC
1 stop3h 45mUnited Airlines
Mon 12/14:17 pmJAC - COS
1 stop5h 42mUnited Airlines
Deal found 11/24$450
This United Airlines deal was found by Cheapflights users on 11/23. 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 12/510:24 amCOS - IDA
1 stop5h 00mUnited Airlines
Mon 12/84:19 pmIDA - COS
1 stop4h 41mUnited Airlines
Deal found 11/23$463

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 November 26, 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

Tue 2/24

7:59 am-6:22 pm

2 stops10h 23m

Boise Air Term. Gowen Fld

Sat 2/28

4:55 pm-11:15 am

2 stops18h 20m

$216

Colorado SpringsJackson

COS - JAC

COSJAC

Colorado Springs

Sat 1/24

12:00 pm-4:24 pm

1 stop4h 24m

Jackson Hole

Wed 1/28

7:20 am-11:17 am

1 stop3h 57m

$250

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Tue 2/24

7:59 am-8:56 pm

2 stops13h 57m

Spokane

Thu 2/26

5:00 am-11:15 am

2 stops29h 15m

$256

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Sat 2/14

12:00 pm-8:10 pm

2 stops8h 10m

Boise Air Term. Gowen Fld

Sat 2/21

6:20 pm-10:21 pm

1 stop4h 01m

$259

Colorado SpringsLewiston

COS - LWS

COSLWS

Colorado Springs

Sat 1/31

12:00 pm-8:59 pm

2 stops9h 59m

Lewiston Nez Perce Rgnl

Tue 2/3

7:05 am-11:18 am

2 stops27h 13m

$285

Colorado SpringsLewiston

COS - LWS

COSLWS

Colorado Springs

Tue 1/27

12:00 pm-8:59 pm

2 stops9h 59m

Lewiston Nez Perce Rgnl

Sat 1/31

7:05 am-11:18 am

2 stops27h 13m

$285

Colorado SpringsIdaho Falls

COS - IDA

COSIDA

Colorado Springs

Tue 2/24

7:59 am-12:27 pm

1 stop4h 28m

Idaho Falls Fanning Field

Sat 2/28

5:25 am-11:15 am

1 stop5h 50m

$304

Colorado SpringsJackson

COS - JAC

COSJAC

Colorado Springs

Mon 12/22

5:45 am-9:55 am

1 stop4h 10m

Jackson Hole

Fri 12/26

2:30 pm-8:16 pm

1 stop5h 46m

$310

Colorado SpringsPocatello

COS - PIH

COSPIH

Colorado Springs

Tue 4/28

8:00 am-12:15 pm

1 stop4h 15m

Pocatello

Sat 5/2

1:00 pm-5:14 pm

1 stop4h 14m

$317

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Sun 12/7

3:26 pm-9:47 am

1 stop19h 21m

Spokane

Thu 12/11

9:13 pm-5:03 pm

2 stops18h 50m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 39 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, May is the cheapest month in which you can book a flight from Colorado Springs to Idaho (average of $37). Flying from Colorado Springs to Idaho in February is currently the most expensive (average of $197). 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 November 26, 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
4,254 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

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
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

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
9,046 reviews
Southwest
8.0
Very good
4,254 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

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?

    Delta and United Airlines can get you from Colorado Springs to Idaho in just under 4h 10m. Your travel time can differ by up to 6h 13m. Colorado Springs and Idaho are separated by a distance of 456 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $136 on Allegiant Air. Other airlines that offer cheap prices include Southwest from $164 and Delta from $196 one-way.

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

    Most travelers choose Colorado Springs - Spokane, Colorado Springs - Idaho Falls Fanning Field or Colorado Springs - Boise Air Term. Gowen Fld 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, May is the cheapest month in which you can book a flight from Colorado Springs to Idaho (average of $37). Flying from Colorado Springs to Idaho in February is currently the most expensive (average of $197). 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$198Average$373FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$236Average$430FlexibilityNo cancel feeOn-time63%

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