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Cheap flights from Connecticut to Denver from $65

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 Denver departing on 1/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Connecticut to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:00 am - 9:41 pm
JFK
-
DEN
13h 41m1 stop
Frontier Logo
9:50 am - 3:25 pm
DEN
-
JFK
3h 35mnonstop
$143Frontier
Fri, Jan 16 - Sun, Jan 18
Frontier Logo
8:44 pm - 9:30 pm
LGA
-
DEN
26h 46m1 stop
Frontier Logo
12:59 am - 4:28 pm
DEN
-
LGA
13h 29m1 stop
$143Frontier
Fri, Feb 20 - Mon, Feb 23
Frontier Logo
6:25 am - 12:19 pm
LGA
-
DEN
7h 54m1 stop
Frontier Logo
6:00 am - 3:59 pm
DEN
-
LGA
7h 59m1 stop
$144Frontier
Tue, Jan 20 - Sat, Jan 24
Multiple Airlines Logo
8:59 pm - 8:19 am
LGA
-
DEN
13h 20m1 stop
Multiple Airlines Logo
7:30 am - 3:59 pm
DEN
-
LGA
6h 29m1 stop
$145Multiple Airlines
Thu, Jan 22 - Tue, Jan 27
Multiple Airlines Logo
6:25 am - 12:19 pm
LGA
-
DEN
7h 54m1 stop
Multiple Airlines Logo
6:00 am - 11:48 pm
DEN
-
LGA
15h 48m2 stops
$146Multiple Airlines
Tue, Jan 27 - Sat, Jan 31
Frontier Logo
1:00 pm - 9:26 pm
JFK
-
DEN
10h 26m1 stop
Frontier Logo
9:50 am - 3:25 pm
DEN
-
JFK
3h 35mnonstop
$146Frontier
Thu, Jan 15 - Sun, Jan 18
Frontier Logo
4:24 pm - 7:04 pm
JFK
-
DEN
4h 40mnonstop
Frontier Logo
11:20 am - 9:07 am
DEN
-
JFK
19h 47m1 stop
$147Frontier
Tue, Jan 13 - Tue, Jan 20
Frontier Logo
10:55 pm - 1:23 am
LGA
-
DEN
4h 28mnonstop
Frontier Logo
12:05 am - 4:29 pm
DEN
-
LGA
14h 24m1 stop
$147Frontier
Fri, Jan 9 - Tue, Jan 13
Delta Logo
6:00 am - 10:24 am
EWR
-
DEN
6h 24m1 stop
Delta Logo
2:42 pm - 11:40 pm
DEN
-
EWR
6h 58m1 stop
$197Delta
Thu, Jan 8 - Mon, Jan 12
JetBlue Logo
6:00 am - 10:42 am
BDL
-
DEN
6h 42m1 stop
JetBlue Logo
11:35 am - 11:48 pm
DEN
-
BDL
10h 13m1 stop
$290JetBlue
Wed, Jan 14 - Fri, Jan 23

Frontier flights from Connecticut to Denver

Our best Frontier deals on Connecticut to Denver flight tickets
Frontier
Feb 20
LGA8:44 pmNew York LaGuardia
26h 46m
1 stop
DEN9:30 pmDenver Intl
Feb 23
DEN12:59 amDenver Intl
13h 29m
1 stop
LGA4:28 pmNew York LaGuardia
$143
Find similar
Frontier
Jan 20
LGA6:25 amNew York LaGuardia
7h 54m
1 stop
DEN12:19 pmDenver Intl
Jan 24
DEN6:00 amDenver Intl
7h 59m
1 stop
LGA3:59 pmNew York LaGuardia
$144
Find similar
Frontier
Jan 15
JFK1:00 pmNew York John F Kennedy Intl
10h 26m
1 stop
DEN9:26 pmDenver Intl
Jan 18
DEN9:50 amDenver Intl
3h 35m
JFK3:25 pmNew York John F Kennedy Intl
$146
Find similar

American Airlines flights from Connecticut to Denver

Our best American Airlines deals on Connecticut to Denver flight tickets
American Airlines
Jan 12
LGA6:00 amNew York LaGuardia
6h 48m
1 stop
DEN10:48 amDenver Intl
Jan 17
DEN6:00 amDenver Intl
8h 07m
1 stop
LGA4:07 pmNew York LaGuardia
$187
Find similar
American Airlines
Jan 18
JFK8:59 amNew York John F Kennedy Intl
8h 17m
1 stop
DEN3:16 pmDenver Intl
Jan 21
DEN7:20 amDenver Intl
5h 39m
1 stop
JFK2:59 pmNew York John F Kennedy Intl
$193
Find similar
American Airlines
Jan 29
EWR1:30 pmNewark
9h 46m
1 stop
DEN9:16 pmDenver Intl
Feb 1
DEN6:00 amDenver Intl
7h 29m
1 stop
EWR3:29 pmNewark
$212
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Connecticut to Denver 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Connecticut to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Fri 1/16

10:00 am-9:41 pm

1 stop13h 41m

Denver Intl

Sun 1/18

9:50 am-3:25 pm

Nonstop3h 35m

$143

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Fri 2/20

8:44 pm-9:30 pm

1 stop26h 46m

Denver Intl

Mon 2/23

12:59 am-4:28 pm

1 stop13h 29m

$143

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Tue 1/20

6:25 am-12:19 pm

1 stop7h 54m

Denver Intl

Sat 1/24

6:00 am-3:59 pm

1 stop7h 59m

$144

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Thu 1/22

8:59 pm-8:19 am

1 stop13h 20m

Denver Intl

Tue 1/27

7:30 am-3:59 pm

1 stop6h 29m

$145

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Tue 1/27

6:25 am-12:19 pm

1 stop7h 54m

Denver Intl

Sat 1/31

6:00 am-11:48 pm

2 stops15h 48m

$146

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Thu 1/15

1:00 pm-9:26 pm

1 stop10h 26m

Denver Intl

Sun 1/18

9:50 am-3:25 pm

Nonstop3h 35m

$146

New YorkDenver

JFK - DEN

JFKDEN

New York John F Kennedy Intl

Tue 1/13

4:24 pm-7:04 pm

Nonstop4h 40m

Denver Intl

Tue 1/20

11:20 am-9:07 am

1 stop19h 47m

$147

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Fri 1/9

10:55 pm-1:23 am

Nonstop4h 28m

Denver Intl

Tue 1/13

12:05 am-4:29 pm

1 stop14h 24m

$147

NewarkDenver

EWR - DEN

EWRDEN

Newark

Thu 1/8

6:00 am-10:24 am

1 stop6h 24m

Denver Intl

Mon 1/12

2:42 pm-11:40 pm

1 stop6h 58m

$197

HartfordDenver

BDL - DEN

BDLDEN

Hartford Bradley Intl

Wed 1/14

6:00 am-10:42 am

1 stop6h 42m

Denver Intl

Fri 1/23

11:35 am-11:48 pm

1 stop10h 13m

$290

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Denver from

How to get the cheapest flight ticket from Connecticut to Denver

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 Denver?

The cheapest month to fly to Denver from Connecticut is in January. Flight prices, which tend to average around $422, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in January, then you should wait until September to fly from Connecticut, when ticket prices are also cheap, with an average price of $448.

What is the cheapest Connecticut to Denver Intl flight route?

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

What cabin class options are available on Connecticut to Denver Intl flights?

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

You could potentially save up to 33% on your flight if you consider stops on a Connecticut to Denver flight.

Cheap Connecticut to Denver flight deals and tips

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

Best Price Found

$261

Fastest flight time

4h 15m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from Connecticut in the past 72 hours is $261. The best round-trip flight deal from Connecticut to Denver found on momondo in the last 72 hours is $408.
The fastest flight from Connecticut to Denver takes 4h 15m
Direct flights go from Connecticut to Denver every day.
There is 1 airport in Denver. From Connecticut there are direct flights to Denver Intl (DEN).
Search flight deals

  • When did momondo last update prices for flights from Connecticut to Denver Intl Airport?

    Prices for flights from Connecticut to Denver Intl Airport refresh daily.

  • How many operators does momondo search for flights from Connecticut to Denver Intl Airport?

  • How old do you have to be to fly from Connecticut to Denver Intl Airport?

    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 Connecticut to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The travel and health documents required for your trip to Denver Intl Airport 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 Denver Intl Airport. 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 Denver?

Best airlines flying from Connecticut to Denver

Compare and see reviews for airlines that fly from Connecticut to Denver with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $112Free CancellationRating
5.8
3,081 reviews
Search Frontier flights
DeltaPriceFrom $187Free CancellationRating
7.9
8,005 reviews
Search Delta flights
American AirlinesPriceFrom $196Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
United AirlinesPriceFrom $324Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
SouthwestPriceFrom $336Free CancellationRating
7.9
4,250 reviews
Search Southwest flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Keystone
Cripple Creek
Manitou Springs
Longmont
Boulder
Greeley
Lakewood
Thornton
Westminster
Winter Park
Copper Mountain
Silverthorne
Frisco
Centennial
Grand Lake

Why use momondo?

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

Finding the right flight to Denver from Connecticut is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Denver quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Denver from Connecticut with this policy.

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

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

Of course. momondo tracks the price of Connecticut to Denver flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Denver 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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