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$99+ Cheap flights from Colorado to Connecticut

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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BDL
ago. 7 — ago. 141
jue. 8/7
jue. 8/14
1 adult, Economy
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Cheap flight deals from Colorado to Connecticut

Keep the following information in mind while searching for Colorado to Connecticut flight deals. Data was last updated agosto 2, 2025.

Round-trip from

$148
(Frontier)

One-way from

$99
(Delta)

Good round-trip deal

$401 or less

Good one-way deal

$244 or less
From Colorado to Connecticut
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One-way flight from Colorado to Connecticut
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Price to beat on a round-trip flight from Colorado to Connecticut.
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Price to beat on a one-way flight from Colorado to Connecticut.
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Find flight deals from Colorado to Connecticut

Cheapest flights from Colorado to Connecticut
Explore the most affordable flight options available from Colorado to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 2, 2025.

This Frontier deal was found by Cheapflights users on 8/1. 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.
mié. 8/274:10 pmDEN - LGA
Nonstop3h 55mFrontier
sáb. 8/3010:50 pmLGA - DEN
Nonstop4h 20mFrontier
Deal found 8/1$148
This Frontier deal was found by Cheapflights users on 7/31. 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.
lun. 10/136:10 amDEN - JFK
Nonstop3h 51mFrontier
mié. 10/221:00 pmJFK - DEN
Nonstop4h 26mFrontier
Deal found 7/31$168
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/117:05 amDEN - JFK
Nonstop3h 52mDelta
mié. 10/223:50 pmJFK - DEN
Nonstop4h 29mDelta
Deal found 7/31$197
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/186:35 amDEN - LGA
Nonstop3h 46mDelta
sáb. 10/257:30 amLGA - DEN
Nonstop4h 22mDelta
Deal found 7/30$197
This WAYA deal was found by Cheapflights users on 8/1. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/64:14 pmDEN - LGA
Nonstop3h 57mMultiple Airlines
sáb. 9/1312:57 pmLGA - DEN
1 stop10h 25mMultiple Airlines
Deal found 8/1$200
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/36:00 amDEN - LGA
1 stop6h 19mUnited Airlines
sáb. 9/68:00 amLGA - DEN
Nonstop4h 17mUnited Airlines
Deal found 8/1$207
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/67:09 amDEN - JFK
1 stop6h 56mAmerican Airlines
sáb. 9/133:00 pmJFK - DEN
1 stop6h 25mAmerican Airlines
Deal found 8/1$215
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/612:41 pmDEN - LGA
1 stop6h 18mAmerican Airlines
sáb. 9/132:59 pmLGA - DEN
1 stop6h 26mAmerican Airlines
Deal found 8/1$216
This Flysmarter deal was found by Cheapflights users on 8/1. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/611:25 amDEN - JFK
Nonstop3h 57mJetBlue
sáb. 9/138:10 amJFK - DEN
Nonstop4h 30mJetBlue
Deal found 8/1$220
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/17:00 amDEN - JFK
1 stop10h 29mAlaska Airlines
mié. 11/57:00 amJFK - DEN
1 stop12h 50mAlaska Airlines
Deal found 8/1$224
This FlightHub deal was found by Cheapflights users on 7/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/3012:54 amDEN - EWR
1 stop7h 19mFrontier
mar. 9/25:55 amEWR - DEN
1 stop7h 38mFrontier
Deal found 7/31$255
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
lun. 9/2212:04 amDEN - JFK
1 stop8h 22mMultiple Airlines
mar. 9/307:29 amJFK - DEN
1 stop11h 52mMultiple Airlines
Deal found 8/1$258

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Connecticut 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 agosto 2, 2025.
Use the filters below to find and compare flights from Colorado to Connecticut that are best for you.

Fly from

Colorado

Fly to

Connecticut

Route

Depart

Return

Price

DenverNew York

DEN - LGA

DENLGA

Denver Intl

mié. 8/27

4:10 pm-10:05 pm

Nonstop3h 55m

New York LaGuardia

sáb. 8/30

10:50 pm-1:10 am

Nonstop4h 20m

$148

DenverNew York

DEN - JFK

DENJFK

Denver Intl

lun. 10/13

6:10 am-12:01 pm

Nonstop3h 51m

New York John F Kennedy Intl

mié. 10/22

1:00 pm-3:26 pm

Nonstop4h 26m

$168

DenverNew York

DEN - JFK

DENJFK

Denver Intl

sáb. 10/11

7:05 am-12:57 pm

Nonstop3h 52m

New York John F Kennedy Intl

mié. 10/22

3:50 pm-6:19 pm

Nonstop4h 29m

$197

DenverNew York

DEN - LGA

DENLGA

Denver Intl

sáb. 10/18

6:35 am-12:21 pm

Nonstop3h 46m

New York LaGuardia

sáb. 10/25

7:30 am-9:52 am

Nonstop4h 22m

$197

DenverNew York

DEN - LGA

DENLGA

Denver Intl

sáb. 9/6

4:14 pm-10:11 pm

Nonstop3h 57m

New York LaGuardia

sáb. 9/13

12:57 pm-9:22 pm

1 stop10h 25m

$200

DenverNew York

DEN - LGA

DENLGA

Denver Intl

mié. 9/3

6:00 am-2:19 pm

1 stop6h 19m

New York LaGuardia

sáb. 9/6

8:00 am-10:17 am

Nonstop4h 17m

$207

DenverNew York

DEN - JFK

DENJFK

Denver Intl

sáb. 9/6

7:09 am-4:05 pm

1 stop6h 56m

New York John F Kennedy Intl

sáb. 9/13

3:00 pm-7:25 pm

1 stop6h 25m

$215

DenverNew York

DEN - LGA

DENLGA

Denver Intl

sáb. 9/6

12:41 pm-8:59 pm

1 stop6h 18m

New York LaGuardia

sáb. 9/13

2:59 pm-7:25 pm

1 stop6h 26m

$216

DenverNew York

DEN - JFK

DENJFK

Denver Intl

sáb. 9/6

11:25 am-5:22 pm

Nonstop3h 57m

New York John F Kennedy Intl

sáb. 9/13

8:10 am-10:40 am

Nonstop4h 30m

$220

DenverNew York

DEN - JFK

DENJFK

Denver Intl

mar. 10/28

7:00 am-7:29 pm

1 stop10h 29m

New York John F Kennedy Intl

dom. 11/2

6:37 pm-12:27 pm

1 stop19h 50m

$255

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

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

Have a flexible travel schedule? Discover the best time to fly to Connecticut from Colorado 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 Colorado to Connecticut

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

Currently, November is the cheapest month in which you can book a flight from Colorado to Connecticut (average of $287). Flying from Colorado to Connecticut in December is currently the most expensive (average of $351). 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 CO to CT?

Find hourly flight availability from Colorado to Connecticut. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Connecticut as you normally would.

Weekly flight availability from Colorado to Connecticut

Explore weekly flight availability from Colorado to Connecticut. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated agosto 2, 2025.

The most flights from USCO to USCT are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Connecticut

Get insights into the airlines that provide service to Connecticut. 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 Connecticut. Reviews last updated agosto 2, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Colorado to Connecticut by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,983 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Breeze Airways
8.0
Very good
191 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,613 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Connecticut. 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 Colorado to Connecticut flight route?

    This flight path from Colorado to Connecticut was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    The cheapest airlines for a one-way flight from Colorado to Connecticut are Delta ($99), Frontier ($100), and JetBlue ($101).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado to Connecticut 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 Colorado to Connecticut?

    Currently, November is the cheapest month in which you can book a flight from Colorado to Connecticut (average of $287). Flying from Colorado to Connecticut in December is currently the most expensive (average of $351). 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 Colorado to Connecticut

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

Discover the top 5 airlines that operate flights from Colorado to Connecticut. 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 agosto 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$125Average$281FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$204Average$436FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$250Average$535FlexibilityNo cancel feeOn-time69%
DeltaCheapest$256Average$411FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$306Average$482FlexibilityNo cancel feeOn-time63%

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