What is the cheapest airline that flies from Colorado Springs to Idaho?

Southwest, Delta, and Allegiant Air are the most popular carriers operating from Colorado Springs to Idaho

What airlines fly to Idaho?

United Airlines, Frontier and Southwest are the top three most popular airlines that fly to Idaho from Colorado Springs according to our data. United Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 4 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Colorado Springs Airport to Idaho?

Prices for flights from Colorado Springs Airport to Idaho refresh daily.

How many operators does momondo search for flights from Colorado Springs Airport to Idaho?

As of October 2026, there are 3 operators available to choose from for flights from Colorado Springs Airport to Idaho.

How old do you have to be to fly from Colorado Springs Airport to Idaho?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado Springs Airport to Idaho.

What documentation or ID do you need to fly to Idaho?

The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$149 Cheap Flights from Colorado Springs to Idaho in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Colorado Springs to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:55 pm - 1:45 amCOS Colorado Springs-BOI Boise Air Term. Gowen Fld

4h 50m1 stop Phoenix Sky Harbor Intl

5:45 am - 1:00 pmBOI Boise Air Term. Gowen Fld-COS Colorado Springs

7h 15m1 stop Phoenix Sky Harbor Intl

$239Southwest

Thu, Oct 29 - Wed, Nov 4

6:07 pm - 11:59 pmCOS Colorado Springs-BOI Boise Air Term. Gowen Fld

5h 52m1 stop Salt Lake City

6:49 pm - 10:22 pmBOI Boise Air Term. Gowen Fld-COS Colorado Springs

3h 33m1 stop Salt Lake City

$239Delta

Wed, Oct 28 - Wed, Nov 4

8:55 pm - 1:45 amCOS Colorado Springs-BOI Boise Air Term. Gowen Fld

4h 50m1 stop Phoenix Sky Harbor Intl

12:40 pm - 8:55 pmBOI Boise Air Term. Gowen Fld-COS Colorado Springs

8h 15m2 stops San Jose Las Vegas Harry Reid Intl

$244Southwest

Thu, Oct 29 - Wed, Nov 4

5:00 pm - 12:10 amCOS Colorado Springs-BOI Boise Air Term. Gowen Fld

7h 10m2 stops Denver Intl Sacramento Intl

8:20 am - 5:05 pmBOI Boise Air Term. Gowen Fld-COS Colorado Springs

8h 45m2 stops San Diego Phoenix Sky Harbor Intl

$249Southwest

Thu, Oct 29 - Wed, Nov 4

6:07 pm - 10:47 pmCOS Colorado Springs-BOI Boise Air Term. Gowen Fld

4h 40m1 stop Salt Lake City

11:32 am - 5:27 pmBOI Boise Air Term. Gowen Fld-COS Colorado Springs

5h 55m1 stop Salt Lake City

$277Delta

Tue, Nov 3 - Fri, Nov 6

8:17 am - 6:33 pmCOS Colorado Springs-BOI Boise Air Term. Gowen Fld

10h 16m2 stops Salt Lake City Seattle/Tacoma Intl

6:49 pm - 10:22 pmBOI Boise Air Term. Gowen Fld-COS Colorado Springs

3h 33m1 stop Salt Lake City

$319Delta

Wed, Oct 28 - Wed, Nov 4

7:00 am - 1:39 pmCOS Colorado Springs-BOI Boise Air Term. Gowen Fld

6h 39m1 stop Denver Intl

2:48 pm - 8:49 pmBOI Boise Air Term. Gowen Fld-COS Colorado Springs

6h 01m1 stop Denver Intl

$339United Airlines

Sat, Dec 5 - Wed, Dec 9

11:33 am - 3:24 pmCOS Colorado Springs-IDA Idaho Falls Fanning Field

3h 51m1 stop Denver Intl

5:40 pm - 11:59 pmIDA Idaho Falls Fanning Field-COS Colorado Springs

6h 19m1 stop Denver Intl

$354United Airlines

Sat, Oct 24 - Fri, Oct 30

6:00 pm - 9:02 amCOS Colorado Springs-IDA Idaho Falls Fanning Field

15h 02m1 stop Phoenix-Mesa Gateway

9:02 am - 5:38 pmIDA Idaho Falls Fanning Field-COS Colorado Springs

8h 36m1 stop Phoenix-Mesa Gateway

$389Allegiant Air

Thu, Oct 22 - Sun, Nov 1

6:00 pm - 9:02 amCOS Colorado Springs-IDA Idaho Falls Fanning Field

15h 02m1 stop Phoenix-Mesa Gateway

10:02 am - 5:10 pmIDA Idaho Falls Fanning Field-COS Colorado Springs

7h 08m1 stop Phoenix-Mesa Gateway

$407Allegiant Air

Thu, Oct 22 - Thu, Oct 29

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Delta flights from Colorado Springs to Idaho

Our best Delta deals on Colorado Springs to Idaho flight tickets

Delta

Oct 28

COS6:07 pmColorado Springs

5h 52m

1 stop

BOI11:59 pmBoise Air Term. Gowen Fld

Nov 4

BOI6:49 pmBoise Air Term. Gowen Fld

3h 33m

1 stop

COS10:22 pmColorado Springs

$239

Delta

Nov 3

COS6:07 pmColorado Springs

4h 40m

1 stop

BOI10:47 pmBoise Air Term. Gowen Fld

Nov 6

BOI11:32 amBoise Air Term. Gowen Fld

5h 55m

1 stop

COS5:27 pmColorado Springs

$277

Delta

Oct 28

COS8:17 amColorado Springs

10h 16m

2 stops

BOI6:33 pmBoise Air Term. Gowen Fld

Nov 4

BOI6:49 pmBoise Air Term. Gowen Fld

3h 33m

1 stop

COS10:22 pmColorado Springs

$319

Southwest flights from Colorado Springs to Idaho

Our best Southwest deals on Colorado Springs to Idaho flight tickets

Southwest

Oct 29

COS8:55 pmColorado Springs

4h 50m

1 stop

BOI1:45 amBoise Air Term. Gowen Fld

Nov 4

BOI12:40 pmBoise Air Term. Gowen Fld

8h 15m

2 stops

COS8:55 pmColorado Springs

$244

Southwest

Oct 29

COS5:00 pmColorado Springs

7h 10m

2 stops

BOI12:10 amBoise Air Term. Gowen Fld

Nov 4

BOI8:20 amBoise Air Term. Gowen Fld

8h 45m

2 stops

COS5:05 pmColorado Springs

$249

Southwest

Dec 16

COS5:35 pmColorado Springs

5h 35m

1 stop

BOI11:10 pmBoise Air Term. Gowen Fld

Dec 23

BOI6:50 pmBoise Air Term. Gowen Fld

5h 50m

1 stop

COS12:40 amColorado Springs

$338

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Colorado SpringsBoise

COS Colorado Springs - BOI Boise Air Term. Gowen Fld

COSBOI

Colorado Springs

Thu 10/29

8:55 pm-1:45 am

1 stop4h 50m

Boise Air Term. Gowen Fld

Wed 11/4

5:45 am-1:00 pm

1 stop7h 15m

$239

Quickest round-trip

Colorado SpringsBoise

COS Colorado Springs - BOI Boise Air Term. Gowen Fld

COSBOI

Colorado Springs

Wed 10/28

6:07 pm-11:59 pm

1 stop5h 52m

Boise Air Term. Gowen Fld

Wed 11/4

6:49 pm-10:22 pm

1 stop3h 33m

$239

Colorado SpringsBoise

COS Colorado Springs - BOI Boise Air Term. Gowen Fld

COSBOI

Colorado Springs

Thu 10/29

8:55 pm-1:45 am

1 stop4h 50m

Boise Air Term. Gowen Fld

Wed 11/4

12:40 pm-8:55 pm

2 stops8h 15m

$244

Colorado SpringsBoise

COS Colorado Springs - BOI Boise Air Term. Gowen Fld

COSBOI

Colorado Springs

Thu 10/29

5:00 pm-12:10 am

2 stops7h 10m

Boise Air Term. Gowen Fld

Wed 11/4

8:20 am-5:05 pm

2 stops8h 45m

$249

Colorado SpringsBoise

COS Colorado Springs - BOI Boise Air Term. Gowen Fld

COSBOI

Colorado Springs

Tue 11/3

6:07 pm-10:47 pm

1 stop4h 40m

Boise Air Term. Gowen Fld

Fri 11/6

11:32 am-5:27 pm

1 stop5h 55m

$277

Colorado SpringsBoise

COS Colorado Springs - BOI Boise Air Term. Gowen Fld

COSBOI

Colorado Springs

Wed 10/28

8:17 am-6:33 pm

2 stops10h 16m

Boise Air Term. Gowen Fld

Wed 11/4

6:49 pm-10:22 pm

1 stop3h 33m

$319

Colorado SpringsBoise

COS Colorado Springs - BOI Boise Air Term. Gowen Fld

COSBOI

Colorado Springs

Sat 12/5

7:00 am-1:39 pm

1 stop6h 39m

Boise Air Term. Gowen Fld

Wed 12/9

2:48 pm-8:49 pm

1 stop6h 01m

$339

Colorado SpringsIdaho Falls

COS Colorado Springs - IDA Idaho Falls Fanning Field

COSIDA

Colorado Springs

Sat 10/24

11:33 am-3:24 pm

1 stop3h 51m

Idaho Falls Fanning Field

Fri 10/30

5:40 pm-11:59 pm

1 stop6h 19m

$354

Colorado SpringsIdaho Falls

COS Colorado Springs - IDA Idaho Falls Fanning Field

COSIDA

Colorado Springs

Thu 10/22

6:00 pm-9:02 am

1 stop15h 02m

Idaho Falls Fanning Field

Sun 11/1

9:02 am-5:38 pm

1 stop8h 36m

$389

Colorado SpringsIdaho Falls

COS Colorado Springs - IDA Idaho Falls Fanning Field

COSIDA

Colorado Springs

Thu 10/22

6:00 pm-9:02 am

1 stop15h 02m

Idaho Falls Fanning Field

Thu 10/29

10:02 am-5:10 pm

1 stop7h 08m

$407

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado Springs to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Idaho?

In general, February is the cheapest month to fly from Colorado Springs to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $346. If you don’t want to visit Idaho in February, then you should wait until May to fly from Colorado Springs, when ticket prices are also cheap, with an average price of $370.

Cheap Colorado Springs to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado Springs to Idaho

Best Price Found	$149
Fastest flight time	3h 41m
Direct flights	None

The best one-way flight to Idaho from Colorado Springs in the past 72 hours is $149. The best round-trip flight deal from Colorado Springs to Idaho found on momondo in the last 72 hours is $239.

The fastest flight from Colorado Springs to Idaho takes 3h 41m

There are no direct flights from Colorado Springs to Idaho. There are no popular flight routes from Colorado Springs to Idaho.

Search flight deals

Frequently asked questions about flying from Colorado Springs to Idaho

When did momondo last update prices for flights from Colorado Springs Airport to Idaho?
Prices for flights from Colorado Springs Airport to Idaho refresh daily.
How many operators does momondo search for flights from Colorado Springs Airport to Idaho?
As of October 2026, there are 3 operators available to choose from for flights from Colorado Springs Airport to Idaho.
How old do you have to be to fly from Colorado Springs Airport to Idaho?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado Springs Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Colorado Springs to Idaho

Compare and see reviews for airlines that fly from Colorado Springs to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $154	Free Cancellation	Rating 7.8 8,632 reviews	Search Delta flights
United Airlines	PriceFrom $266	Free Cancellation	Rating 7.4 10,299 reviews	Search United Airlines flights
Southwest	PriceFrom $283	Free Cancellation	Rating 7.9 4,214 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Colorado Springs to Idaho?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Colorado Springs to Idaho for you.

Can I find flights from Colorado Springs to Idaho with flexible booking policies on momondo?

momondo does allow users to show only those flights to Idaho from Colorado Springs which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Colorado Springs to Idaho?

Once you have performed a search for Colorado Springs to Idaho flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Colorado Springs to Idaho right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Colorado Springs to Idaho flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.