How many flights depart from Idaho to Colorado on average per day?

The number of flights available between Idaho and Colorado is 32 per day as of October 2025. The most frequent departure time is 2:00PM, with 47% of daily flights leaving in the afternoon.

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

Frontier, Alaska Airlines, and United Airlines are the most popular carriers operating from Idaho to Colorado

How many flights depart from Idaho to Colorado on average per week?

229 flights are operational weekly from Idaho to Colorado as of October 2025. The most popular departure day for this route is Thu, with 17% of flights per week taking off on this day.

What airlines fly to Colorado?

United Airlines, Southwest and Frontier are the top three most popular airlines that fly to Colorado from Idaho according to our data. United Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 6 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

How long is the flight from Idaho to Colorado?

Flight times from Idaho to Colorado vary, but if you’re flying out of Idaho Falls and flying into Denver (one of the most popular routes), then the duration is 1h 50m on average. Another popular route from Idaho to Colorado is flying from Boise to Denver, which will take roughly 1h 50m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Idaho to Colorado are updated daily.

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

The number of operators available for flights from Idaho to Colorado is 7 as of October 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Colorado.

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

The required travel and health documents for your Colorado trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$44 Cheap Flights from Idaho to Colorado in 2025/26

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Cheap round-trip flights

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12:33 pm - 2:33 pmBOI-DEN

2h 00mnonstop

9:53 am - 11:48 amDEN-BOI

1h 55mnonstop

$86Frontier

Find Deal

Thu, Oct 30 - Thu, Nov 6

12:03 pm - 3:19 pmGEG-DEN

2h 16mnonstop

9:48 am - 11:08 amDEN-GEG

2h 20mnonstop

$102Frontier

Find Deal

Thu, Nov 6 - Thu, Nov 13

6:28 am - 12:27 pmBOI-DEN

5h 59m1 stop

11:31 am - 5:11 pmDEN-BOI

5h 40m1 stop

$175Alaska Airlines

Find Deal

Wed, Nov 5 - Wed, Nov 12

5:54 am - 10:35 amBOI-DEN

4h 41m1 stop

7:00 am - 3:12 pmDEN-BOI

8h 12m1 stop

$176Alaska Airlines

Find Deal

Tue, Nov 11 - Thu, Nov 13

5:00 am - 6:57 amIDA-DEN

1h 57mnonstop

8:01 am - 9:48 amDEN-IDA

1h 47mnonstop

$189United Airlines

Find Deal

Fri, Oct 31 - Sun, Nov 2

1:25 pm - 8:35 pmBOI-DEN

7h 10m1 stop

10:30 pm - 12:35 amDEN-BOI

2h 05mnonstop

$197Southwest

Find Deal

Wed, Nov 5 - Fri, Nov 7

3:33 pm - 11:27 pmGEG-DEN

6h 54m1 stop

6:05 am - 10:39 amDEN-GEG

5h 34m1 stop

$205Delta

Find Deal

Fri, Nov 14 - Mon, Nov 17

5:30 pm - 9:55 pmBOI-DEN

4h 25m1 stop

1:05 pm - 3:05 pmDEN-BOI

2h 00mnonstop

$207Southwest

Find Deal

Wed, Nov 5 - Wed, Nov 12

6:57 pm - 10:28 pmIDA-DEN

3h 31m1 stop

7:05 am - 12:34 pmDEN-IDA

5h 29m1 stop

$209Delta

Find Deal

Mon, Nov 10 - Wed, Nov 19

1:38 pm - 8:19 pmGEG-MTJ

5h 41m1 stop

3:25 pm - 8:24 pmMTJ-GEG

5h 59m1 stop

$211United Airlines

Find Deal

Tue, Oct 21 - Fri, Oct 24

Alaska Airlines flights from Idaho to Colorado

Our best Alaska Airlines deals on Idaho to Colorado flight tickets

Alaska Airlines

Nov 5

BOI6:28 amBoise Air Term. Gowen Fld

5h 59m

1 stop

DEN12:27 pmDenver Intl

Nov 12

DEN11:31 amDenver Intl

5h 40m

1 stop

BOI5:11 pmBoise Air Term. Gowen Fld

$175

Find similar

Alaska Airlines

Nov 11

BOI5:54 amBoise Air Term. Gowen Fld

4h 41m

1 stop

DEN10:35 amDenver Intl

Nov 13

DEN7:00 amDenver Intl

8h 12m

1 stop

BOI3:12 pmBoise Air Term. Gowen Fld

$176

Find similar

Alaska Airlines

Nov 12

BOI5:54 amBoise Air Term. Gowen Fld

4h 41m

1 stop

DEN10:35 amDenver Intl

Dec 6

DEN11:41 amDenver Intl

8h 05m

1 stop

BOI7:46 pmBoise Air Term. Gowen Fld

$185

Find similar

Frontier flights from Idaho to Colorado

Our best Frontier deals on Idaho to Colorado flight tickets

Frontier

Oct 30

BOI12:33 pmBoise Air Term. Gowen Fld

2h 00m

DEN2:33 pmDenver Intl

Nov 6

DEN9:53 amDenver Intl

1h 55m

BOI11:48 amBoise Air Term. Gowen Fld

$86

Find similar

Frontier

Nov 6

GEG12:03 pmSpokane

2h 16m

DEN3:19 pmDenver Intl

Nov 13

DEN9:48 amDenver Intl

2h 20m

GEG11:08 amSpokane

$102

Find similar

Frontier

Nov 13

BOI12:33 pmBoise Air Term. Gowen Fld

2h 00m

DEN2:33 pmDenver Intl

Nov 16

DEN9:48 amDenver Intl

1h 55m

BOI11:43 amBoise Air Term. Gowen Fld

$104

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Thu 10/30

12:33 pm-2:33 pm

Nonstop2h 00m

Denver Intl

Thu 11/6

9:53 am-11:48 am

Nonstop1h 55m

$86

SpokaneDenver

GEG - DEN

GEGDEN

Spokane

Thu 11/6

12:03 pm-3:19 pm

Nonstop2h 16m

Denver Intl

Thu 11/13

9:48 am-11:08 am

Nonstop2h 20m

$102

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Wed 11/5

6:28 am-12:27 pm

1 stop5h 59m

Denver Intl

Wed 11/12

11:31 am-5:11 pm

1 stop5h 40m

$175

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Tue 11/11

5:54 am-10:35 am

1 stop4h 41m

Denver Intl

Thu 11/13

7:00 am-3:12 pm

1 stop8h 12m

$176

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Fri 10/31

5:00 am-6:57 am

Nonstop1h 57m

Denver Intl

Sun 11/2

8:01 am-9:48 am

Nonstop1h 47m

$189

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Wed 11/5

1:25 pm-8:35 pm

1 stop7h 10m

Denver Intl

Fri 11/7

10:30 pm-12:35 am

Nonstop2h 05m

$197

SpokaneDenver

GEG - DEN

GEGDEN

Spokane

Fri 11/14

3:33 pm-11:27 pm

1 stop6h 54m

Denver Intl

Mon 11/17

6:05 am-10:39 am

1 stop5h 34m

$205

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Wed 11/5

5:30 pm-9:55 pm

1 stop4h 25m

Denver Intl

Wed 11/12

1:05 pm-3:05 pm

Nonstop2h 00m

$207

Idaho FallsDenver

IDA - DEN

IDADEN

Idaho Falls Fanning Field

Mon 11/10

6:57 pm-10:28 pm

1 stop3h 31m

Denver Intl

Wed 11/19

7:05 am-12:34 pm

1 stop5h 29m

$209

SpokaneMontrose

GEG - MTJ

GEGMTJ

Spokane

Tue 10/21

1:38 pm-8:19 pm

1 stop5h 41m

Montrose County

Fri 10/24

3:25 pm-8:24 pm

1 stop5h 59m

$211

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How to get the cheapest flight ticket from Idaho to Colorado

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

Other information

What is the cheapest month to fly to Colorado?

The month of August is, on average, the cheapest month to fly to Colorado from Idaho, with most prices found around $224. The month of October is another great option to travel to Colorado, with average flight prices from Idaho averaging around $227.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Idaho to Colorado is on a Thursday when prices can be found for as low as $443. On the other hand, Sunday is the most expensive day to depart from Idaho because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $557.

What is the cheapest time of day to depart on your flight to Colorado?

The cheapest time of day to fly to Colorado is in the afternoon when flights can be purchased for as low as $443. At noon is when there is more demand to fly to Colorado, so prices are often more expensive at around $492 per ticket.

What is the cheapest Idaho to Colorado flight route?

Fly from Boise Air Term. Gowen Fld to Denver Intl for the best Idaho - Colorado flight prices

How far in advance should I book a flight to Colorado?

You are more likely to see cheaper flights to Colorado from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $277 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Idaho for as low as $174 on momondo.

What cabin class options are available on Idaho to Colorado flights?

There are 4 cabin classes available to choose from on Idaho to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho to Colorado flights?

No. A direct flight is the cheapest option for a flight between Idaho to Colorado.

Cheap Idaho to Colorado flight deals and tips

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

Best Price Found	$164
Fastest flight time	1h 32m
Direct flights	Every day
Airports in Colorado	1 airport

The best one-way flight to Colorado from Idaho in the past 72 hours is $164. The best round-trip flight deal from Idaho to Colorado found on momondo in the last 72 hours is $291.

The fastest flight from Idaho to Colorado takes 1h 32m

Direct flights go from Idaho to Colorado every day.

There is 1 airport near Colorado: Denver Intl (DEN)

Search flight deals

When did momondo last update prices for flights from Idaho to Colorado?
Prices for flights from Idaho to Colorado are updated daily.
How many operators does momondo search for flights from Idaho to Colorado?
The number of operators available for flights from Idaho to Colorado is 7 as of October 2025.
How old do you have to be to fly from Idaho to Colorado?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Colorado.
What documentation or ID do you need to fly to Colorado?
The required travel and health documents for your Colorado trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Idaho to Colorado?
Based on momondo bookings for flights between Idaho and Colorado, the leading plane model is Embraer 175 (Enhanced Winglets), making up 15.01% of the total bookings. Other popular models include Boeing 737-900 with 13.59%, Canadair (Bombardier) Regional Jet 700 with 12.12%, and Airbus A319 with 9.07%.

Best airlines flying from Idaho to Colorado

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

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $54	Free Cancellation	Rating 7.2 697 reviews	Search Allegiant Air flights
Frontier	PriceFrom $59	Free Cancellation	Rating 5.8 3,145 reviews	Search Frontier flights
Delta	PriceFrom $136	Free Cancellation	Rating 7.9 7,967 reviews	Search Delta flights
Alaska Airlines	PriceFrom $154	Free Cancellation	Rating 8.0 11,048 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $185	Free Cancellation	Rating 7.4 8,970 reviews	Search United Airlines flights
Southwest	PriceFrom $193	Free Cancellation	Rating 8.0 4,236 reviews	Search Southwest flights

Why use momondo?

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

It is quick and easy to find Idaho to Colorado flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Colorado that suits you.

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

Flights from Idaho to Colorado with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Idaho to Colorado.

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

Yes. momondo can track prices for Idaho to Colorado 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.

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Colorado

Popular cities in Colorado

Flights to New Yorkfrom $49

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Flights to Orlandofrom $58

Flights to Las Vegasfrom $38

Flights to San Franciscofrom $38

Flights to Washington, D.C.from $56

Flights to Bostonfrom $63

Flights to Atlantafrom $47

Flights to Dallasfrom $60

Flights to Seattlefrom $77

Idaho flight routes

Flights from Idaho Falls Fanning Field to Las Vegas Harry Reid Intl

Flights from Boise Air Term. Gowen Fld to Las Vegas Harry Reid Intl

Flights from Boise Air Term. Gowen Fld to Bozeman Gallatin Field

Flights from Boise Air Term. Gowen Fld to San Francisco

Flights from Boise Air Term. Gowen Fld to Palm Springs

Flights from Boise Air Term. Gowen Fld to Santa Ana J. Wayne/Orange Cnty

Cheap flights from Idaho to Colorado from $44

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Colorado departing on 11/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Find the cheapest flights from Idaho to Colorado

Cheap round-trip flights

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Cheap last minute flights

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Alaska Airlines flights from Idaho to Colorado

Our best Alaska Airlines deals on Idaho to Colorado flight tickets

Frontier flights from Idaho to Colorado

Our best Frontier deals on Idaho to Colorado flight tickets

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Use the filters below to find and compare flights from Idaho to Colorado that are best for you.

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How to get the cheapest flight ticket from Idaho to Colorado

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

What is the cheapest month to fly to Colorado?

The month of August is, on average, the cheapest month to fly to Colorado from Idaho, with most prices found around $224. The month of October is another great option to travel to Colorado, with average flight prices from Idaho averaging around $227.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Idaho to Colorado is on a Thursday when prices can be found for as low as $443. On the other hand, Sunday is the most expensive day to depart from Idaho because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $557.

What is the cheapest time of day to depart on your flight to Colorado?

The cheapest time of day to fly to Colorado is in the afternoon when flights can be purchased for as low as $443. At noon is when there is more demand to fly to Colorado, so prices are often more expensive at around $492 per ticket.

What is the cheapest Idaho to Colorado flight route?

Fly from Boise Air Term. Gowen Fld to Denver Intl for the best Idaho - Colorado flight prices

How far in advance should I book a flight to Colorado?

What cabin class options are available on Idaho to Colorado flights?

There are 4 cabin classes available to choose from on Idaho to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho to Colorado flights?

No. A direct flight is the cheapest option for a flight between Idaho to Colorado.

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

Frontier, Alaska Airlines, and United Airlines are the most popular carriers operating from Idaho to Colorado

What airlines fly to Colorado?

How many flights depart from Idaho to Colorado on average per day?

The number of flights available between Idaho and Colorado is 32 per day as of October 2025. The most frequent departure time is 2:00PM, with 47% of daily flights leaving in the afternoon.

How many flights depart from Idaho to Colorado on average per week?

229 flights are operational weekly from Idaho to Colorado as of October 2025. The most popular departure day for this route is Thu, with 17% of flights per week taking off on this day.

How long is the flight from Idaho to Colorado?

Cheap Idaho to Colorado flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

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

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

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

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

What is the most popular plane model from Idaho to Colorado?

Best airlines flying from Idaho to Colorado

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

Why use momondo?

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

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

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

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

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Colorado

Popular cities in Colorado

Popular flights according to clicks in the last 7 days on momondo