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$68+ Cheap flights from Connecticut to Colorado

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — DEN
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Connecticut to Colorado

Cheapest flights from Connecticut to Colorado
Explore the most affordable flight options available from Connecticut to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:00 amJFK - DEN
1 stop13h 38mFrontier
Mon 12/812:59 amDEN - JFK
1 stop9h 01mFrontier
Deal found 10/28$138
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1412:30 pmLGA - DEN
1 stop10h 58mFrontier
Tue 11/1812:59 amDEN - LGA
1 stop8h 30mFrontier
Deal found 10/29$139
This Priceline deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/144:00 pmJFK - DEN
Nonstop4h 26mFrontier
Mon 11/179:09 amDEN - JFK
Nonstop3h 51mFrontier
Deal found 10/29$140
This CheapOair deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:30 pmLGA - DEN
1 stop14h 32mFrontier
Sat 12/1311:25 pmDEN - LGA
1 stop10h 04mFrontier
Deal found 10/30$141
This Frontier deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/74:00 pmJFK - DEN
Nonstop4h 26mFrontier
Wed 11/129:09 amDEN - JFK
Nonstop3h 51mFrontier
Deal found 10/29$141
This CheapOair deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1410:55 pmLGA - DEN
1 stop20h 06mFrontier
Sun 11/164:08 pmDEN - LGA
Nonstop3h 52mFrontier
Deal found 10/30$142
This Priceline deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/144:00 pmJFK - DEN
Nonstop4h 26mFrontier
Sat 11/1512:16 amDEN - JFK
1 stop8h 13mFrontier
Deal found 10/30$142
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:30 pmLGA - DEN
1 stop15h 25mMultiple Airlines
Sat 12/64:25 pmDEN - LGA
Nonstop3h 35mMultiple Airlines
Deal found 10/29$143
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:29 pmJFK - DEN
Nonstop4h 40mFrontier
Fri 12/58:45 pmDEN - JFK
1 stop13h 15mFrontier
Deal found 10/28$143
This Priceline deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:30 pmLGA - DEN
1 stop9h 20mFrontier
Sat 12/1311:25 pmDEN - LGA
1 stop10h 04mFrontier
Deal found 10/30$144
This Frontier deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:20 amJFK - DEN
1 stop12h 39mFrontier
Sun 12/79:05 pmDEN - JFK
1 stop11h 20mFrontier
Deal found 10/29$144
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:55 pmLGA - DEN
Nonstop4h 28mFrontier
Sun 12/76:00 amDEN - LGA
1 stop13h 13mFrontier
Deal found 10/29$145

Cheap flight deals from Connecticut to Colorado

Keep the following information in mind while searching for Connecticut to Colorado flight deals. Data was last updated October 30, 2025.

Round-trip from

$139
(Kiwi.com)

One-way from

$68
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$501

Good round-trip deal

$445 or less

Good one-way deal

$252 or less
From Connecticut to Colorado
Search Deals
One-way flight from Connecticut to Colorado
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Connecticut to Colorado.
Search Deals
Price to beat on a one-way flight from Connecticut to Colorado.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Connecticut to Colorado that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Connecticut to Colorado that are best for you.

Fly from

Connecticut

Fly to

Colorado

Route

Depart

Return

Price

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Sat 1/10

8:00 am-10:45 am

Nonstop4h 45m

Denver Intl

Mon 1/12

11:35 am-5:21 pm

Nonstop3h 46m

$207

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Tue 11/11

8:45 pm-9:02 am

1 stop14h 17m

Denver Intl

Wed 11/12

11:26 am-8:30 pm

1 stop7h 04m

$208

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Sat 11/15

3:20 pm-5:51 pm

Nonstop4h 31m

Denver Intl

Mon 11/17

11:23 am-5:00 pm

Nonstop3h 37m

$217

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Fri 1/30

7:15 am-9:53 am

Nonstop4h 38m

Denver Intl

Sun 2/1

6:00 am-2:18 pm

1 stop6h 18m

$217

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Fri 11/14

8:25 am-11:05 am

Nonstop4h 40m

Denver Intl

Sat 11/15

11:50 am-5:29 pm

Nonstop3h 39m

$217

NewarkDenver

EWR - DEN

EWRDEN

Newark

Thu 11/13

3:38 pm-10:59 pm

1 stop9h 21m

Denver Intl

Mon 11/17

6:20 pm-5:36 am

1 stop9h 16m

$217

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Sat 11/15

8:25 am-11:05 am

Nonstop4h 40m

Denver Intl

Mon 11/17

11:51 am-5:30 pm

Nonstop3h 39m

$217

NewarkDenver

EWR - DEN

EWRDEN

Newark

Fri 12/5

5:30 pm-10:45 am

1 stop19h 15m

Denver Intl

Sun 12/7

6:00 am-6:26 pm

1 stop10h 26m

$224

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Fri 11/14

6:00 am-10:24 am

1 stop6h 24m

Denver Intl

Sun 11/16

8:15 am-1:59 pm

Nonstop3h 44m

$227

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Tue 11/18

4:15 pm-6:47 pm

Nonstop4h 32m

Denver Intl

Mon 11/24

11:59 pm-6:00 am

Nonstop4h 01m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 60 results
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Best time to book a flight from Connecticut to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Connecticut with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Connecticut to Colorado

What is the cheapest month to book a flight from Connecticut to Colorado?

Currently, October is the cheapest month in which you can book a flight from Connecticut to Colorado (average of $200). Flying from Connecticut to Colorado in April is currently the most expensive (average of $367). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CT to CO?

Find hourly flight availability from Connecticut to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Connecticut to Colorado at noon. Doing so could potentially save you 33% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Connecticut to Colorado?

Use this chart to determine the cheapest time to fly round-trip from Connecticut to Colorado. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Connecticut to Colorado flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated October 30, 2025.
Read through reviews of airlines operating flights from Connecticut to Colorado, such as Southwest, Delta, and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,243 reviews
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,998 reviews
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,998 reviews
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,035 reviews
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,122 reviews
Southwest
8.0
Very good
4,243 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Connecticut to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Connecticut to Colorado flight route?

    Within the past month, 26 users have taken a look at flights from Connecticut to Colorado.

  • How long is the flight from Connecticut to Colorado?

    JetBlue, Delta, and United Airlines can get you from Connecticut to Colorado in just under 4h 31m. Your travel time will be generally consistent. There are 1614 mi between Connecticut and Colorado. Generally, flights for this route are nonstop.

  • What are the cheapest airlines to fly from Connecticut to Colorado one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $89. United Airlines flights start at $99 while deals on Alaska Airlines start at $113 one-way.

  • Can I find deals for flights from Connecticut to Colorado that include hotel bookings?

    Yes. In addition to deals on Connecticut to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Connecticut to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Connecticut to Colorado.

  • Can I find deals for business class flights from Connecticut to Colorado?

    Yes. Cheapflights offers flight deals from Connecticut to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Connecticut to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Connecticut to Colorado (average of $200). Flying from Connecticut to Colorado in April is currently the most expensive (average of $367). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Connecticut to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Connecticut to Colorado

Discover the top 5 airlines that operate flights from Connecticut to Colorado. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$110Average$264FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$196Average$532FlexibilityNo cancel feeOn-time71%
DeltaCheapest$208Average$421FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$306Average$573FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$313Average$481FlexibilityNo cancel feeOn-time63%

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