What is the cheapest airline that flies from United States to Colorado?

Frontier, Sun Country Air, and Southwest are the most popular carriers operating from United States to Colorado

How long is the flight from United States to Colorado?

Flight times from United States to Colorado vary, but if you’re flying out of Los Angeles and flying into Denver (one of the most popular routes), then the duration is 2h 18m on average. Another popular route from United States to Colorado is flying from San Francisco to Denver, which will take roughly 2h 25m. Keep in mind that layovers or delays could extend your travel time.

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

The number of flights available between United States and Colorado is 883 per week as of October 2025. The most frequent departure day is Thu, with 37% of weekly flights leaving on this day.

What airlines fly to Colorado?

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Colorado from United States according to our data. Frontier is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 12 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

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

As of October 2025, there are 126 flights per day flying from United States to Colorado. The most common time of day flights depart is 2:00PM, with 41% of flights taking off in the afternoon.

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

Prices for flights from United States to Colorado refresh daily.

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

As of October 2025, there are 9 operators available to choose from for flights from United States to Colorado.

How old do you have to be to fly from United States to Colorado?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States 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.

$41 Cheap Flights from the United States to Colorado in 2025/26

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Recent round-trip flight deals from the United States to Colorado

Enter your travel dates to find the best prices.

10:15 am - 11:28 amMSP-DEN

2h 13mnonstop

6:25 pm - 9:24 pmDEN-MSP

1h 59mnonstop

$73Frontier

Find Deal

Sat, Nov 15 - Wed, Nov 19

8:51 am - 10:05 amMSP-DEN

2h 14mnonstop

8:30 pm - 11:29 pmDEN-MSP

1h 59mnonstop

$75Frontier

Find Deal

Wed, Nov 19 - Sun, Nov 23

8:50 am - 10:25 amHOU-DEN

2h 35mnonstop

6:05 am - 9:40 amDEN-HOU

2h 35mnonstop

$157Southwest

Find Deal

Sat, Dec 6 - Tue, Dec 9

9:00 am - 10:40 amHOU-DEN

2h 40mnonstop

6:25 pm - 9:55 pmDEN-HOU

2h 30mnonstop

$165Southwest

Find Deal

Wed, Jan 7 - Mon, Jan 12

8:05 am - 10:48 amJFK-DEN

4h 43mnonstop

7:10 am - 12:59 pmDEN-JFK

3h 49mnonstop

$167Delta

Find Deal

Sat, Dec 6 - Tue, Dec 9

4:30 pm - 7:01 pmJFK-DEN

4h 31mnonstop

11:59 pm - 5:44 amDEN-JFK

3h 45mnonstop

$177Delta

Find Deal

Thu, Dec 4 - Sun, Dec 7

8:55 pm - 11:42 pmBOS-DEN

4h 47mnonstop

11:59 pm - 9:14 amDEN-BOS

7h 15m1 stop

$192United Airlines

Find Deal

Fri, Jan 16 - Sun, Jan 18

8:19 pm - 11:57 pmHOU-DEN

4h 38m1 stop

10:21 am - 3:53 pmDEN-HOU

4h 32m1 stop

$202American Airlines

Find Deal

Thu, Dec 4 - Tue, Dec 9

3:10 pm - 8:04 pmBOS-DEN

6h 54m1 stop

9:50 am - 3:42 pmDEN-BOS

3h 52mnonstop

$204United Airlines

Find Deal

Tue, Nov 11 - Fri, Nov 14

1:48 pm - 9:16 pmBOS-DEN

9h 28m1 stop

6:23 am - 3:55 pmDEN-BOS

7h 32m1 stop

$212American Airlines

Find Deal

Thu, Jan 15 - Sun, Jan 18

Frontier flights from United States to Colorado

Our best Frontier deals on United States to Colorado flight tickets

Frontier

Nov 15

MSP10:15 amMinneapolis St Paul

2h 13m

DEN11:28 amDenver Intl

Nov 19

DEN6:25 pmDenver Intl

1h 59m

MSP9:24 pmMinneapolis St Paul

$73

Find similar

Frontier

Nov 19

MSP8:51 amMinneapolis St Paul

2h 14m

DEN10:05 amDenver Intl

Nov 23

DEN8:30 pmDenver Intl

1h 59m

MSP11:29 pmMinneapolis St Paul

$75

Find similar

Frontier

Dec 15

MSP7:07 pmMinneapolis St Paul

2h 18m

DEN8:25 pmDenver Intl

Dec 20

DEN9:00 pmDenver Intl

2h 02m

MSP12:02 amMinneapolis St Paul

$76

Find similar

JetBlue flights from United States to Colorado

Our best JetBlue deals on United States to Colorado flight tickets

JetBlue

Dec 6

JFK8:23 amNew York John F Kennedy Intl

4h 42m

DEN11:05 amDenver Intl

Dec 13

DEN11:28 pmDenver Intl

3h 32m

JFK5:00 amNew York John F Kennedy Intl

$152

Find similar

JetBlue

Dec 11

JFK8:23 amNew York John F Kennedy Intl

4h 42m

DEN11:05 amDenver Intl

Dec 24

DEN11:59 pmDenver Intl

3h 41m

JFK5:40 amNew York John F Kennedy Intl

$172

Find similar

JetBlue

Dec 4

BOS1:40 pmBoston Logan Intl

10h 27m

1 stop

DEN10:07 pmDenver Intl

Dec 6

DEN11:59 pmDenver Intl

3h 45m

BOS5:44 amBoston Logan Intl

$186

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MinneapolisDenver

MSP - DEN

MSPDEN

Minneapolis St Paul

Sat 11/15

10:15 am-11:28 am

Nonstop2h 13m

Denver Intl

Wed 11/19

6:25 pm-9:24 pm

Nonstop1h 59m

$73

MinneapolisDenver

MSP - DEN

MSPDEN

Minneapolis St Paul

Wed 11/19

8:51 am-10:05 am

Nonstop2h 14m

Denver Intl

Sun 11/23

8:30 pm-11:29 pm

Nonstop1h 59m

$75

HoustonDenver

HOU - DEN

HOUDEN

Houston Hobby

Sat 12/6

8:50 am-10:25 am

Nonstop2h 35m

Denver Intl

Tue 12/9

6:05 am-9:40 am

Nonstop2h 35m

$157

HoustonDenver

HOU - DEN

HOUDEN

Houston Hobby

Wed 1/7

9:00 am-10:40 am

Nonstop2h 40m

Denver Intl

Mon 1/12

6:25 pm-9:55 pm

Nonstop2h 30m

$165

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Sat 12/6

8:05 am-10:48 am

Nonstop4h 43m

Denver Intl

Tue 12/9

7:10 am-12:59 pm

Nonstop3h 49m

$167

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Thu 12/4

4:30 pm-7:01 pm

Nonstop4h 31m

Denver Intl

Sun 12/7

11:59 pm-5:44 am

Nonstop3h 45m

$177

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 1/16

8:55 pm-11:42 pm

Nonstop4h 47m

Denver Intl

Sun 1/18

11:59 pm-9:14 am

1 stop7h 15m

$192

HoustonDenver

HOU - DEN

HOUDEN

Houston Hobby

Thu 12/4

8:19 pm-11:57 pm

1 stop4h 38m

Denver Intl

Tue 12/9

10:21 am-3:53 pm

1 stop4h 32m

$202

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Tue 11/11

3:10 pm-8:04 pm

1 stop6h 54m

Denver Intl

Fri 11/14

9:50 am-3:42 pm

Nonstop3h 52m

$204

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Thu 1/15

1:48 pm-9:16 pm

1 stop9h 28m

Denver Intl

Sun 1/18

6:23 am-3:55 pm

1 stop7h 32m

$212

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 United States 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 November is, on average, the cheapest month to fly to Colorado from United States, with most prices found around $272. The month of October is another great option to travel to Colorado, with average flight prices from United States averaging around $278.

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

The cheapest day to depart from United States to Colorado is on a Friday when prices can be found for as low as $253. On the other hand, Sunday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $312.

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 evening when flights can be purchased for as low as $238. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $276 per ticket.

What is the cheapest United States to Colorado flight route?

Fly from Las Vegas Harry Reid Intl to Denver Intl for the best United States - 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 United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $288 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from United States for as low as $249 on momondo.

What cabin class options are available on United States to Colorado flights?

There are 4 cabin classes available to choose from on United States 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 United States to Colorado flights?

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

Cheap United States to Colorado flight deals and tips

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

Best Price Found	$69
Fastest flight time	2h 02m
Direct flights	Every day
Airports in Colorado	1 airport

The best one-way flight to Colorado from United States in the past 72 hours is $69. The best round-trip flight deal from United States to Colorado found on momondo in the last 72 hours is $97.

The fastest flight from United States to Colorado takes 2h 02m

Direct flights go from United States 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 United States to Colorado?
Prices for flights from United States to Colorado refresh daily.
How many operators does momondo search for flights from United States to Colorado?
As of October 2025, there are 9 operators available to choose from for flights from United States to Colorado.
How old do you have to be to fly from United States to Colorado?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States 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 United States to Colorado?
momondo data reveals that the most frequently booked plane model on the route from United States to Colorado is Boeing 737 MAX 8, representing 16.02% of all bookings. The subsequent popular models are Airbus A321neo at 14.14%, Boeing 737-800 at 10.80%, and Boeing 737-900 at 10.74%.

Best airlines flying from United States to Colorado

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $37	Free Cancellation	Rating 5.8 3,123 reviews	Search Frontier flights
Southwest	PriceFrom $77	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights
United Airlines	PriceFrom $77	Free Cancellation	Rating 7.4 8,998 reviews	Search United Airlines flights
Allegiant Air	PriceFrom $84	Free Cancellation	Rating 7.2 694 reviews	Search Allegiant Air flights
Delta	PriceFrom $112	Free Cancellation	Rating 7.9 7,993 reviews	Search Delta flights
Breeze Airways	PriceFrom $118	Free Cancellation	Rating 8.1 221 reviews	Search Breeze Airways flights
JetBlue	PriceFrom $127	Free Cancellation	Rating 7.2 2,906 reviews	Search JetBlue flights
Sun Country Air	PriceFrom $130	Free Cancellation	Rating 6.9 335 reviews	Search Sun Country Air flights
American Airlines	PriceFrom $155	Free Cancellation	Rating 7.2 11,030 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $255	Free Cancellation	Rating 8.0 11,214 reviews	Search Alaska Airlines flights

Why use momondo?

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

It is quick and easy to find United States 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 United States to Colorado with flexible booking policies on momondo?

Yes. All flights to Colorado from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United States 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 United States to Colorado.

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

Yes momondo offers price alerts on flights to Colorado from United States. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when 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.

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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 $47

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Flights to San Franciscofrom $39

Flights to Washington, D.C.from $40

Flights to Bostonfrom $60

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Flights to Dallasfrom $49

Flights to Seattlefrom $53

Cheap flights from the United States to Colorado from $41

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Colorado departing on 12/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from the United States to Colorado

Recent round-trip flight deals from the United States to Colorado

Recent one-way flight deals from the United States to Colorado

Recent last minute flight deals from the United States to Colorado

Recent direct flight deals from the United States to Colorado

Frontier flights from United States to Colorado

Our best Frontier deals on United States to Colorado flight tickets

JetBlue flights from United States to Colorado

Our best JetBlue deals on United States to Colorado flight tickets

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

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How to get the cheapest flight ticket from United States 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 November is, on average, the cheapest month to fly to Colorado from United States, with most prices found around $272. The month of October is another great option to travel to Colorado, with average flight prices from United States averaging around $278.

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

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 evening when flights can be purchased for as low as $238. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $276 per ticket.

What is the cheapest United States to Colorado flight route?

Fly from Las Vegas Harry Reid Intl to Denver Intl for the best United States - Colorado flight prices

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

What cabin class options are available on United States to Colorado flights?

There are 4 cabin classes available to choose from on United States 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 United States to Colorado flights?

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

What is the cheapest airline that flies from United States to Colorado?

Frontier, Sun Country Air, and Southwest are the most popular carriers operating from United States to Colorado

What airlines fly to Colorado?

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

As of October 2025, there are 126 flights per day flying from United States to Colorado. The most common time of day flights depart is 2:00PM, with 41% of flights taking off in the afternoon.

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

The number of flights available between United States and Colorado is 883 per week as of October 2025. The most frequent departure day is Thu, with 37% of weekly flights leaving on this day.

How long is the flight from United States to Colorado?

Cheap United States to Colorado flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

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

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

How old do you have to be to fly from United States to Colorado?

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

What is the most popular plane model from United States to Colorado?

Best airlines flying from United States to Colorado

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

Why use momondo?

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

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

How can momondo help me find flights from United States to Colorado?

I’m not ready to book a flight from United States 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