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

As of March 2026, there are 1,283 flights per week flying from Colorado to United States. The most common day of the week flights depart is Tue, with 28% of flights taking off on this day.

What airlines fly to United States?

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to United States from Colorado according to our data. Frontier is the first choice among our users, with 47% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 10 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

How long is the flight from Colorado to United States?

Flight times vary depending on what airport in Colorado you fly out of and what airport in United States you fly into. For example, flying from Aspen to Los Angeles takes 2h 23m on average. On the other hand, flying from Montrose to Los Angeles takes 2h 29m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

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

United Airlines, Southwest, and Alaska Airlines are the most popular carriers operating from Colorado to United States

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

183 flights are operational daily from Colorado to United States as of March 2026. The most popular departure time for this route is 12:00PM, with 38% of flights per day taking off in the afternoon.

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

Prices for flights from Colorado to United States refresh daily.

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

As of March 2026, there are 9 operators available to choose from for flights from Colorado to United States.

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

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 Colorado to United States.

What documentation or ID do you need to fly to United States?

The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$41 Cheap Flights from Colorado to the United States in 2026

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Find the cheapest flights from Colorado to the United States

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 9:13 am

DEN

DFW

2h 13mnonstop

5:20 am - 6:35 am

DFW

DEN

2h 15mnonstop

$62Frontier

Fri, Apr 17 - Mon, Apr 20

9:00 pm - 12:12 am

DEN

DFW

2h 12mnonstop

5:20 am - 6:35 am

DFW

DEN

2h 15mnonstop

$65Frontier

Fri, Apr 24 - Sun, Apr 26

6:00 am - 9:13 am

DEN

DFW

2h 13mnonstop

5:20 am - 6:35 am

DFW

DEN

2h 15mnonstop

$66Frontier

Thu, Apr 23 - Sun, Apr 26

7:15 am - 9:27 am

DEN

SEA

3h 12mnonstop

8:05 pm - 11:59 pm

SEA

DEN

2h 54mnonstop

$84Multiple Airlines

Sat, Apr 18 - Sun, Apr 26

6:00 am - 8:03 am

DEN

SEA

3h 03mnonstop

7:12 pm - 10:59 pm

SEA

DEN

2h 47mnonstop

$87Multiple Airlines

Thu, Apr 23 - Fri, Apr 24

6:10 am - 11:50 am

DEN

LGA

3h 40mnonstop

7:15 am - 9:35 am

LGA

DEN

4h 20mnonstop

$167Southwest

Tue, Apr 21 - Sun, Apr 26

11:59 pm - 5:39 am

DEN

JFK

3h 40mnonstop

8:12 pm - 11:04 pm

JFK

DEN

4h 52mnonstop

$167JetBlue

Wed, Apr 15 - Sun, Apr 19

11:45 am - 9:25 pm

DEN

LGA

7h 40m

2 stops

3:55 pm - 10:35 pm

LGA

DEN

8h 40m

1 stop

$172Southwest

Wed, Apr 1 - Wed, Apr 8

11:59 pm - 6:00 am

DEN

JFK

4h 01mnonstop

4:59 pm - 7:36 pm

JFK

DEN

4h 37mnonstop

$172Delta

Fri, Apr 3 - Wed, Apr 8

11:59 pm - 5:51 am

DEN

JFK

3h 52mnonstop

3:45 pm - 6:34 pm

JFK

DEN

4h 49mnonstop

$177Delta

Wed, Aug 19 - Mon, Aug 24

Frontier flights from Colorado to United States

Our best Frontier deals on Colorado to United States flight tickets

Frontier

Apr 17

DEN6:00 amDenver Intl

2h 13m

DFW9:13 amDallas/Fort Worth

Apr 20

DFW5:20 amDallas/Fort Worth

2h 15m

DEN6:35 amDenver Intl

$62

Frontier

Apr 24

DEN9:00 pmDenver Intl

2h 12m

DFW12:12 amDallas/Fort Worth

Apr 26

DFW5:20 amDallas/Fort Worth

2h 15m

DEN6:35 amDenver Intl

$65

Frontier

Apr 23

DEN6:00 amDenver Intl

2h 13m

DFW9:13 amDallas/Fort Worth

Apr 26

DFW5:20 amDallas/Fort Worth

2h 15m

DEN6:35 amDenver Intl

$66

JetBlue flights from Colorado to United States

Our best JetBlue deals on Colorado to United States flight tickets

JetBlue

Apr 15

DEN11:59 pmDenver Intl

3h 40m

JFK5:39 amNew York John F Kennedy Intl

Apr 19

JFK8:12 pmNew York John F Kennedy Intl

4h 52m

DEN11:04 pmDenver Intl

$167

JetBlue

Mar 30

DEN11:59 pmDenver Intl

3h 40m

JFK5:39 amNew York John F Kennedy Intl

Apr 7

JFK8:12 pmNew York John F Kennedy Intl

4h 52m

DEN11:04 pmDenver Intl

$181

JetBlue

Apr 24

DEN11:59 pmDenver Intl

3h 40m

JFK5:39 amNew York John F Kennedy Intl

Apr 26

JFK8:12 pmNew York John F Kennedy Intl

4h 52m

DEN11:04 pmDenver Intl

$182

Fly from

Fly to

Route

Depart

Return

Price

DenverDallas

DEN - DFW

DENDFW

Denver Intl

Fri 4/17

6:00 am-9:13 am

Nonstop2h 13m

Dallas/Fort Worth

Mon 4/20

5:20 am-6:35 am

Nonstop2h 15m

$62

DenverDallas

DEN - DFW

DENDFW

Denver Intl

Fri 4/24

9:00 pm-12:12 am

Nonstop2h 12m

Dallas/Fort Worth

Sun 4/26

5:20 am-6:35 am

Nonstop2h 15m

$65

DenverDallas

DEN - DFW

DENDFW

Denver Intl

Thu 4/23

6:00 am-9:13 am

Nonstop2h 13m

Dallas/Fort Worth

Sun 4/26

5:20 am-6:35 am

Nonstop2h 15m

$66

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Sat 4/18

7:15 am-9:27 am

Nonstop3h 12m

Seattle/Tacoma Intl

Sun 4/26

8:05 pm-11:59 pm

Nonstop2h 54m

$84

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Thu 4/23

6:00 am-8:03 am

Nonstop3h 03m

Seattle/Tacoma Intl

Fri 4/24

7:12 pm-10:59 pm

Nonstop2h 47m

$87

DenverNew York

DEN - LGA

DENLGA

Denver Intl

Tue 4/21

6:10 am-11:50 am

Nonstop3h 40m

New York LaGuardia

Sun 4/26

7:15 am-9:35 am

Nonstop4h 20m

$167

DenverNew York

DEN - JFK

DENJFK

Denver Intl

Wed 4/15

11:59 pm-5:39 am

Nonstop3h 40m

New York John F Kennedy Intl

Sun 4/19

8:12 pm-11:04 pm

Nonstop4h 52m

$167

DenverNew York

DEN - LGA

DENLGA

Denver Intl

Wed 4/1

11:45 am-9:25 pm

2 stops7h 40m

New York LaGuardia

Wed 4/8

3:55 pm-10:35 pm

1 stop8h 40m

$172

DenverNew York

DEN - JFK

DENJFK

Denver Intl

Fri 4/3

11:59 pm-6:00 am

Nonstop4h 01m

New York John F Kennedy Intl

Wed 4/8

4:59 pm-7:36 pm

Nonstop4h 37m

$172

DenverNew York

DEN - JFK

DENJFK

Denver Intl

Wed 8/19

11:59 pm-5:51 am

Nonstop3h 52m

New York John F Kennedy Intl

Mon 8/24

3:45 pm-6:34 pm

Nonstop4h 49m

$177

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 to United States

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 United States?

In general, January is the cheapest month to fly from Colorado to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $222. If you aren’t able to travel during the month of January, then book flights to United States from Colorado during September instead. Flights to United States in September, while not as cheap as those in January, still average around $247.

What is the cheapest day to depart on your flight to United States?

According to our data, Thursday is the cheapest day to fly to United States from Colorado. The lowest ticket price found for a Thursday departure recently was $332. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $491. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

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

The cheapest time of day to fly to United States is in the afternoon when flights can be purchased for as low as $266. Try not to purchase tickets at noon because they tend to be around $561. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Colorado to United States flight route?

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

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $274 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Colorado for as low as $215 on momondo.

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

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

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

When did momondo last update prices for flights from Colorado to United States?
Prices for flights from Colorado to United States refresh daily.
How many operators does momondo search for flights from Colorado to United States?
As of March 2026, there are 9 operators available to choose from for flights from Colorado to United States.
How old do you have to be to fly from Colorado to United States?
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 Colorado to United States.
What documentation or ID do you need to fly to United States?
The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Colorado to United States?
momondo data reveals that the most frequently booked plane model on the route from Colorado to United States is Airbus A321neo, representing 19.14% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 16.37%, Airbus A320neo at 11.06%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 10.79%.

Best airlines flying from Colorado to United States

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $29	Free Cancellation	Rating 5.7 3,041 reviews	Search Frontier flights
Delta	PriceFrom $63	Free Cancellation	Rating 7.9 8,245 reviews	Search Delta flights
Allegiant Air	PriceFrom $90	Free Cancellation	Rating 7.3 716 reviews	Search Allegiant Air flights
Southwest	PriceFrom $97	Free Cancellation	Rating 8.0 4,304 reviews	Search Southwest flights
United Airlines	PriceFrom $112	Free Cancellation	Rating 7.4 9,382 reviews	Search United Airlines flights
JetBlue	PriceFrom $113	Free Cancellation	Rating 7.2 2,896 reviews	Search JetBlue flights
Breeze Airways	PriceFrom $117	Free Cancellation	Rating 8.1 271 reviews	Search Breeze Airways flights
Alaska Airlines	PriceFrom $141	Free Cancellation	Rating 8.0 11,982 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $150	Free Cancellation	Rating 7.1 11,378 reviews	Search American Airlines flights
Sun Country Air	PriceFrom $168	Free Cancellation	Rating 6.8 339 reviews	Search Sun Country Air flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Colorado to United States. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to United States from Colorado with this policy.

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

momondo helps you find the best flight between Colorado and United States by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to United States from Colorado. 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.