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

Frontier, Delta, and United Airlines are the most popular carriers operating from Connecticut to Colorado

How long is the flight from Connecticut to Colorado?

Flight times from Connecticut to Colorado vary, but if you’re flying out of Hartford and flying into Denver (one of the most popular routes), then the duration is 4h 10m on average. Another popular route from Connecticut to Colorado is flying from New Haven to Denver, which will take roughly 7h 55m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Colorado?

United Airlines, Southwest and Delta are the top three most popular airlines that fly to Colorado from Connecticut according to our data. United Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 5 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 Connecticut to Colorado on average per day?

As of August 2025, there are 40 flights per day flying from Connecticut to Colorado. The most common time of day flights depart is 6:00AM, with 60% of flights taking off at noon.

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

The number of flights available between Connecticut and Colorado is 282 per week as of August 2025. The most frequent departure day is Fri, with 20% of weekly flights leaving on this day.

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

Prices for flights from Connecticut to Colorado were last updated today.

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

As of August 2025, there are 7 operators available to choose from for flights from Connecticut to Colorado.

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

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 Connecticut to Colorado.

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

The travel and health documents required for your trip to Colorado 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 Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$79 Cheap Flights from Connecticut to Colorado in 2025

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Find the cheapest flights from Connecticut to Colorado

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

1:00 pm - 3:26 pmJFK-DEN

4h 26mnonstop

12:59 am - 11:59 amDEN-JFK

9h 00m1 stop

$133Frontier

Find Deal

Fri, Oct 31 - Fri, Oct 31

9:00 am - 7:59 pmJFK-DEN

12h 59m1 stop

6:10 am - 12:01 pmDEN-JFK

3h 51mnonstop

$150Frontier

Find Deal

Tue, Oct 14 - Wed, Oct 15

6:46 pm - 9:04 pmEWR-DEN

4h 18mnonstop

11:59 pm - 5:40 amDEN-EWR

3h 41mnonstop

$197United Airlines

Find Deal

Wed, Sep 24 - Tue, Sep 30

2:29 pm - 4:53 pmLGA-DEN

4h 24mnonstop

11:05 am - 4:54 pmDEN-LGA

3h 49mnonstop

$197Delta

Find Deal

Sat, Aug 30 - Sat, Sep 6

3:50 pm - 6:19 pmJFK-DEN

4h 29mnonstop

7:05 am - 12:57 pmDEN-JFK

3h 52mnonstop

$197Delta

Find Deal

Wed, Oct 8 - Sat, Oct 11

5:00 pm - 10:13 pmJFK-DEN

7h 13m1 stop

11:59 pm - 10:38 amDEN-JFK

8h 39m1 stop

$211American Airlines

Find Deal

Wed, Sep 3 - Wed, Sep 3

6:45 pm - 9:03 pmEWR-DEN

4h 18mnonstop

6:00 am - 11:44 amDEN-EWR

3h 44mnonstop

$212United Airlines

Find Deal

Wed, Aug 27 - Wed, Sep 3

11:00 am - 4:47 pmJFK-DEN

7h 47m1 stop

5:44 am - 2:15 pmDEN-JFK

6h 31m1 stop

$216American Airlines

Find Deal

Sat, Sep 20 - Sat, Sep 27

2:45 pm - 5:05 pmPVD-DEN

4h 20mnonstop

7:30 pm - 1:25 amDEN-PVD

3h 55mnonstop

$289Southwest

Find Deal

Wed, Sep 3 - Tue, Sep 9

3:25 pm - 5:45 pmPVD-DEN

4h 20mnonstop

10:15 am - 4:05 pmDEN-PVD

3h 50mnonstop

$303Southwest

Find Deal

Thu, Aug 28 - Sun, Aug 31

JetBlue flights from Connecticut to Colorado

Our best JetBlue deals on Connecticut to Colorado flight tickets

JetBlue

Sep 6

JFK8:10 amNew York John F Kennedy Intl

4h 30m

DEN10:40 amDenver Intl

Sep 13

DEN11:25 amDenver Intl

3h 57m

JFK5:22 pmNew York John F Kennedy Intl

$191

Find similar

JetBlue

Sep 6

JFK8:10 amNew York John F Kennedy Intl

4h 30m

DEN10:40 amDenver Intl

Sep 13

DEN11:25 amDenver Intl

3h 57m

JFK5:22 pmNew York John F Kennedy Intl

$193

Find similar

JetBlue

Sep 6

JFK8:10 amNew York John F Kennedy Intl

4h 30m

DEN10:40 amDenver Intl

Sep 13

DEN11:25 amDenver Intl

3h 57m

JFK5:22 pmNew York John F Kennedy Intl

$199

Find similar

Frontier flights from Connecticut to Colorado

Our best Frontier deals on Connecticut to Colorado flight tickets

Frontier

Oct 31

JFK1:00 pmNew York John F Kennedy Intl

4h 26m

DEN3:26 pmDenver Intl

Oct 31

DEN12:59 amDenver Intl

9h 00m

1 stop

JFK11:59 amNew York John F Kennedy Intl

$133

Find similar

Frontier

Oct 14

JFK9:00 amNew York John F Kennedy Intl

12h 59m

1 stop

DEN7:59 pmDenver Intl

Oct 15

DEN6:10 amDenver Intl

3h 51m

JFK12:01 pmNew York John F Kennedy Intl

$150

Find similar

Frontier

Sep 20

LGA10:56 pmNew York LaGuardia

4h 08m

DEN1:04 amDenver Intl

Sep 21

DEN12:59 amDenver Intl

7h 34m

1 stop

LGA10:33 amNew York LaGuardia

$151

Find similar

Fly from

Fly to

Route

Depart

Return

Price

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Fri 10/31

1:00 pm-3:26 pm

Nonstop4h 26m

Denver Intl

Fri 10/31

12:59 am-11:59 am

1 stop9h 00m

$133

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Tue 10/14

9:00 am-7:59 pm

1 stop12h 59m

Denver Intl

Wed 10/15

6:10 am-12:01 pm

Nonstop3h 51m

$150

NewarkDenver

EWR - DEN

EWRDEN

Newark

Wed 9/24

6:46 pm-9:04 pm

Nonstop4h 18m

Denver Intl

Tue 9/30

11:59 pm-5:40 am

Nonstop3h 41m

$197

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Sat 8/30

2:29 pm-4:53 pm

Nonstop4h 24m

Denver Intl

Sat 9/6

11:05 am-4:54 pm

Nonstop3h 49m

$197

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Wed 10/8

3:50 pm-6:19 pm

Nonstop4h 29m

Denver Intl

Sat 10/11

7:05 am-12:57 pm

Nonstop3h 52m

$197

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Wed 9/3

5:00 pm-10:13 pm

1 stop7h 13m

Denver Intl

Wed 9/3

11:59 pm-10:38 am

1 stop8h 39m

$211

NewarkDenver

EWR - DEN

EWRDEN

Newark

Wed 8/27

6:45 pm-9:03 pm

Nonstop4h 18m

Denver Intl

Wed 9/3

6:00 am-11:44 am

Nonstop3h 44m

$212

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Sat 9/20

11:00 am-4:47 pm

1 stop7h 47m

Denver Intl

Sat 9/27

5:44 am-2:15 pm

1 stop6h 31m

$216

ProvidenceDenver

PVD - DEN

PVDDEN

Providence-TFGreen

Wed 9/3

2:45 pm-5:05 pm

Nonstop4h 20m

Denver Intl

Tue 9/9

7:30 pm-1:25 am

Nonstop3h 55m

$289

ProvidenceDenver

PVD - DEN

PVDDEN

Providence-TFGreen

Thu 8/28

3:25 pm-5:45 pm

Nonstop4h 20m

Denver Intl

Sun 8/31

10:15 am-4:05 pm

Nonstop3h 50m

$303

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 Connecticut 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 day to depart on your flight to Colorado?

The cheapest day to depart from Connecticut to Colorado is on a Wednesday when prices can be found for as low as $497. On the other hand, Sunday is the most expensive day to depart from Connecticut because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $608.

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

The cheapest time of day to fly to Colorado is at noon when flights can be purchased for as low as $454. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $542 per ticket.

What is the cheapest Connecticut to Colorado flight route?

Fly from Hartford Bradley Intl to Denver Intl for the best Connecticut - Colorado flight prices

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

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

You could potentially save up to 3% on your flight if you consider stops on a Connecticut to Colorado flight.

Cheap Connecticut to Colorado flight deals and tips

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

Best Price Found	$79
Fastest flight time	4h 08m
Direct flights	Every day
Airports in Colorado	1 airport

The best one-way flight to Colorado from Connecticut in the past 72 hours is $79. The best round-trip flight deal from Connecticut to Colorado found on momondo in the last 72 hours is $133.

The fastest flight from Connecticut to Colorado takes 4h 08m

Direct flights go from Connecticut 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 Connecticut to Colorado?
Prices for flights from Connecticut to Colorado were last updated today.
How many operators does momondo search for flights from Connecticut to Colorado?
As of August 2025, there are 7 operators available to choose from for flights from Connecticut to Colorado.
How old do you have to be to fly from Connecticut to Colorado?
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 Connecticut to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents required for your trip to Colorado 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 Colorado. 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 Connecticut to Colorado?
momondo data reveals that the most frequently booked plane model on the route from Connecticut to Colorado is Boeing 737-800, representing 48.69% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 18.11%, Boeing 737-700 Passenger/BBJ1 (winglets) at 17.07%, and Boeing 737 MAX 8 at 9.10%.

Best airlines flying from Connecticut to Colorado

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $111	Free Cancellation	Rating 5.8 3,237 reviews	Search Frontier flights
American Airlines	PriceFrom $129	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $210	Free Cancellation	Rating 8.0 7,985 reviews	Search Delta flights
United Airlines	PriceFrom $261	Free Cancellation	Rating 7.4 8,905 reviews	Search United Airlines flights
Southwest	PriceFrom $289	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights

Why use momondo?

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

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 Connecticut to Colorado for you.

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

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

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

Once you have performed a search for Connecticut to Colorado 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 Connecticut to Colorado right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Connecticut 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

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Find better results for your trip to Colorado

Popular cities in Colorado

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Cheap flights from Connecticut to Colorado from $79

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Connecticut to Colorado departing on 9/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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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Price Alerts

Find the cheapest flights from Connecticut to Colorado

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

JetBlue flights from Connecticut to Colorado

Our best JetBlue deals on Connecticut to Colorado flight tickets

Frontier flights from Connecticut to Colorado

Our best Frontier deals on Connecticut to Colorado flight tickets

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

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How to get the cheapest flight ticket from Connecticut 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 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 at noon when flights can be purchased for as low as $454. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $542 per ticket.

What is the cheapest Connecticut to Colorado flight route?

Fly from Hartford Bradley Intl to Denver Intl for the best Connecticut - Colorado flight prices

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

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

You could potentially save up to 3% on your flight if you consider stops on a Connecticut to Colorado flight.

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

Frontier, Delta, and United Airlines are the most popular carriers operating from Connecticut to Colorado

What airlines fly to Colorado?

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

As of August 2025, there are 40 flights per day flying from Connecticut to Colorado. The most common time of day flights depart is 6:00AM, with 60% of flights taking off at noon.

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

The number of flights available between Connecticut and Colorado is 282 per week as of August 2025. The most frequent departure day is Fri, with 20% of weekly flights leaving on this day.

How long is the flight from Connecticut to Colorado?

Cheap Connecticut to Colorado flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

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

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

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

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

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

Best airlines flying from Connecticut to Colorado

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

Why use momondo?

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

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

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

I’m not ready to book a flight from Connecticut 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