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Idaho

$269+ Cheap flights from Colorado Springs (COS) to Idaho

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
COS — BOI
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap 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 January 28, 2026.

This Delta deal was found by Cheapflights users on 1/27. 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 2/2412:00 pm
COS
-
IDA
1 stop5h 49m
Delta
Tue 3/36:35 pm
IDA
-
COS
1 stop3h 46m
Delta
Deal found 1/27$269
This Delta deal was found by Cheapflights users on 1/27. 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.
Wed 8/125:55 pm
COS
-
BOI
1 stop6h 01m
Delta
Wed 8/195:45 pm
BOI
-
COS
1 stop4h 44m
Delta
Deal found 1/27$295
This United Airlines deal was found by Cheapflights users on 1/27. 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 2/1110:33 am
COS
-
IDA
1 stop4h 58m
United Airlines
Sun 2/156:35 am
IDA
-
COS
1 stop4h 17m
United Airlines
Deal found 1/27$309
This Delta deal was found by Cheapflights users on 1/27. 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 4/1411:55 am
COS
-
GEG
2 stops8h 02m
Delta
Thu 4/165:30 am
GEG
-
COS
1 stop4h 42m
Delta
Deal found 1/27$322
This Southwest deal was found by Cheapflights users on 1/27. 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.
Tue 4/146:50 pm
COS
-
GEG
1 stop5h 35m
Southwest
Thu 4/162:50 pm
GEG
-
COS
1 stop6h 25m
Southwest
Deal found 1/27$334
This Southwest deal was found by Cheapflights users on 1/27. 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 8/126:15 am
COS
-
BOI
2 stops8h 35m
Southwest
Wed 8/196:00 am
BOI
-
COS
1 stop6h 35m
Southwest
Deal found 1/27$347
This Delta deal was found by Cheapflights users on 1/27. 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 2/2612:00 pm
COS
-
JAC
1 stop7h 04m
Delta
Mon 3/25:15 pm
JAC
-
COS
1 stop5h 06m
Delta
Deal found 1/27$369
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:55 pm
COS
-
GEG
1 stop6h 47m
Delta
Fri 11/65:00 pm
GEG
-
COS
1 stop4h 30m
Delta
Deal found 1/26$372
This Southwest deal was found by Cheapflights users on 1/27. 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.
Tue 5/264:45 pm
COS
-
GEG
1 stop7h 10m
Southwest
Fri 5/295:35 pm
GEG
-
COS
1 stop5h 30m
Southwest
Deal found 1/27$381
This Delta deal was found by Cheapflights users on 1/27. 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 10/25:55 pm
COS
-
GEG
1 stop6h 40m
Delta
Sun 10/45:00 pm
GEG
-
COS
1 stop4h 29m
Delta
Deal found 1/27$387
This United Airlines deal was found by Cheapflights users on 1/27. 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 2/115:05 pm
COS
-
BOI
1 stop4h 47m
United Airlines
Sat 2/145:00 am
BOI
-
COS
1 stop3h 44m
United Airlines
Deal found 1/27$389
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/127:55 am
COS
-
GEG
1 stop5h 12m
Delta
Tue 2/175:45 am
GEG
-
COS
1 stop4h 30m
Delta
Deal found 1/26$392

Find 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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(Delta)

Popular in

March

Cheapest in

September

Average price

$200
Provider with most accurate pricing for Denver Intl-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Boise Air Term. Gowen Fld flights.
Search Deals
From Colorado Springs to Idaho
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 28, 2026.
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 SpringsIdaho Falls

COS - IDA

COSIDA

Colorado Springs

Tue 2/24

12:00 pm-5:49 pm

1 stop5h 49m

Idaho Falls Fanning Field

Tue 3/3

6:35 pm-10:21 pm

1 stop3h 46m

$269

Colorado SpringsIdaho Falls

COS - IDA

COSIDA

Colorado Springs

Wed 2/11

10:33 am-3:31 pm

1 stop4h 58m

Idaho Falls Fanning Field

Sun 2/15

6:35 am-10:52 am

1 stop4h 17m

$309

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Tue 4/14

11:55 am-6:57 pm

2 stops8h 02m

Spokane

Thu 4/16

5:30 am-11:12 am

1 stop4h 42m

$322

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Tue 4/14

6:50 pm-11:25 pm

1 stop5h 35m

Spokane

Thu 4/16

2:50 pm-10:15 pm

1 stop6h 25m

$334

Colorado SpringsJackson

COS - JAC

COSJAC

Colorado Springs

Thu 2/26

12:00 pm-7:04 pm

1 stop7h 04m

Jackson Hole

Mon 3/2

5:15 pm-10:21 pm

1 stop5h 06m

$369

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Tue 5/26

4:45 pm-10:55 pm

1 stop7h 10m

Spokane

Fri 5/29

5:35 pm-12:05 am

1 stop5h 30m

$381

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Wed 2/11

5:05 pm-9:52 pm

1 stop4h 47m

Boise Air Term. Gowen Fld

Sat 2/14

5:00 am-8:44 am

1 stop3h 44m

$389

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Thu 2/12

6:00 am-10:10 am

1 stop4h 10m

Boise Air Term. Gowen Fld

Mon 2/16

6:30 am-10:20 am

1 stop3h 50m

$389

Colorado SpringsSpokane

COS - GEG

COSGEG

Colorado Springs

Thu 2/12

7:55 am-12:07 pm

1 stop5h 12m

Spokane

Tue 2/17

5:45 am-11:15 am

1 stop4h 30m

$392

Colorado SpringsBoise

COS - BOI

COSBOI

Colorado Springs

Wed 2/11

3:10 pm-11:10 pm

2 stops8h 00m

Boise Air Term. Gowen Fld

Sat 2/14

4:00 pm-9:30 pm

1 stop5h 30m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 29 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 April 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 January 28, 2026.
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
4,267 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,212 reviews
Southwest
8.0
Very good
4,267 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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, United Airlines, and Southwest can get you from Colorado Springs to Idaho in just under 4h 58m. Your travel time can differ by up to 51m. Colorado Springs and Idaho are separated by a distance of 502 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 - Spokane, Colorado Springs - Idaho Falls Fanning Field 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, 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 April 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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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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$159Average$380FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$236Average$412FlexibilityNo cancel feeOn-time63%

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