What airlines fly to Connecticut?

Delta, Southwest and American Airlines are the top three most popular airlines that fly to Connecticut from St. Louis according to our data. Delta is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Connecticut. Keep in mind that there are 4 different airlines that fly to Connecticut on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Lambert-St Louis to Connecticut?

Frontier, Delta, and United Airlines are the most popular carriers operating from Lambert-St Louis to Connecticut

When did momondo last update prices for flights from Lambert-St Louis Airport to Connecticut?

Prices for flights from Lambert-St Louis Airport to Connecticut refresh daily.

How many operators does momondo search for flights from Lambert-St Louis Airport to Connecticut?

As of November 2026, there are 4 operators available to choose from for flights from Lambert-St Louis Airport to Connecticut.

How old do you have to be to fly from Lambert-St Louis Airport to Connecticut?

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 Lambert-St Louis Airport to Connecticut.

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

The travel and health documents you'll need for your trip to Connecticut may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Connecticut. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$120 Cheap Flights from St. Louis to Connecticut in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Connecticut

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:46 pm - 12:17 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

17h 31m1 stop Orlando

1:12 pm - 12:04 amBDL Hartford Bradley Intl-STL Lambert-St Louis

11h 52m1 stop Orlando

$218Frontier

Sat, Dec 19 - Sat, Jan 23

6:13 pm - 11:57 amSTL Lambert-St Louis-BDL Hartford Bradley Intl

16h 44m1 stop Orlando

1:46 pm - 12:12 amBDL Hartford Bradley Intl-STL Lambert-St Louis

11h 26m1 stop Orlando

$276Frontier

Thu, Dec 3 - Thu, Dec 10

5:02 am - 11:23 amSTL Lambert-St Louis-BDL Hartford Bradley Intl

5h 21m1 stop Chicago O'Hare Intl

5:00 am - 10:12 amBDL Hartford Bradley Intl-STL Lambert-St Louis

6h 12m1 stop Washington, D.C. Reagan-National

$325American Airlines

Mon, Dec 14 - Mon, Jan 18

5:25 am - 2:10 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

7h 45m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

6:02 am - 10:30 amBDL Hartford Bradley Intl-STL Lambert-St Louis

5h 28m1 stop Chicago O'Hare Intl

$330United Airlines

Thu, Dec 3 - Thu, Dec 10

5:31 pm - 12:15 amSTL Lambert-St Louis-BDL Hartford Bradley Intl

5h 44m1 stop Atlanta Hartsfield-Jackson

1:30 pm - 6:13 pmBDL Hartford Bradley Intl-STL Lambert-St Louis

5h 43m1 stop Atlanta Hartsfield-Jackson

$347Delta

Sat, Dec 12 - Tue, Dec 15

7:07 am - 12:51 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

4h 44m1 stop Atlanta Hartsfield-Jackson

5:30 am - 10:12 amBDL Hartford Bradley Intl-STL Lambert-St Louis

5h 42m1 stop Detroit Metropolitan Wayne County

$347Delta

Wed, Feb 3 - Sat, Feb 6

3:49 pm - 11:36 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

6h 47m1 stop Washington, D.C. Reagan-National

6:17 pm - 12:02 amBDL Hartford Bradley Intl-STL Lambert-St Louis

6h 45m1 stop Chicago O'Hare Intl

$347American Airlines

Tue, Dec 1 - Tue, Dec 15

8:30 am - 2:02 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

4h 32m1 stop Washington, D.C. Dulles Intl

6:00 am - 2:28 pmBDL Hartford Bradley Intl-STL Lambert-St Louis

9h 28m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$352United Airlines

Wed, Feb 3 - Sat, Feb 6

12:30 pm - 8:25 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

6h 55m1 stop Orlando

7:50 am - 1:05 pmBDL Hartford Bradley Intl-STL Lambert-St Louis

6h 15m1 stop Baltimore/Washington

$359Southwest

Fri, Jan 8 - Sun, Jan 10

6:25 am - 12:40 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

5h 15m1 stop Baltimore/Washington

5:50 am - 11:50 amBDL Hartford Bradley Intl-STL Lambert-St Louis

7h 00m2 stops Baltimore/Washington Charlotte Douglas

$364Southwest

Thu, Jan 7 - Sun, Jan 10

Cheap last minute flights

Enter your travel dates to find the best prices.

1:58 pm - 8:25 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

5h 27m1 stop Charlotte Douglas

7:09 am - 12:50 pmBDL Hartford Bradley Intl-STL Lambert-St Louis

6h 41m1 stop Chicago O'Hare Intl

$685American Airlines

Tue, Nov 10 - Mon, Nov 16

12:35 pm - 9:05 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

7h 30m1 stop Orlando

6:40 pm - 10:50 pmBDL Hartford Bradley Intl-STL Lambert-St Louis

5h 10m1 stop Chicago Midway

$685Southwest

Wed, Nov 11 - Thu, Nov 12

2:31 pm - 9:16 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

5h 45m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:16 amBDL Hartford Bradley Intl-STL Lambert-St Louis

6h 16m1 stop Atlanta Hartsfield-Jackson

$685Delta

Tue, Nov 10 - Thu, Nov 12

5:48 pm - 12:15 amSTL Lambert-St Louis-BDL Hartford Bradley Intl

5h 27m1 stop Atlanta Hartsfield-Jackson

9:43 am - 1:23 pmBDL Hartford Bradley Intl-STL Lambert-St Louis

4h 40m1 stop Detroit Metropolitan Wayne County

$685Delta

Tue, Nov 10 - Thu, Nov 12

2:20 pm - 10:10 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

6h 50m2 stops Atlanta Hartsfield-Jackson Baltimore/Washington

7:25 am - 12:20 pmBDL Hartford Bradley Intl-STL Lambert-St Louis

5h 55m1 stop Chicago Midway

$690Southwest

Tue, Nov 10 - Thu, Nov 12

6:20 am - 3:20 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

8h 00m2 stops Chicago Midway Nashville Intl

8:25 am - 2:40 pmBDL Hartford Bradley Intl-STL Lambert-St Louis

7h 15m1 stop Baltimore/Washington

$690Southwest

Wed, Nov 11 - Thu, Nov 12

2:20 pm - 10:10 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

6h 50m2 stops Atlanta Hartsfield-Jackson Baltimore/Washington

2:30 pm - 9:00 pmBDL Hartford Bradley Intl-STL Lambert-St Louis

7h 30m1 stop Baltimore/Washington

$690Southwest

Tue, Nov 10 - Thu, Nov 12

10:53 am - 5:54 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

6h 01m1 stop Chicago O'Hare Intl

9:37 am - 4:47 pmBDL Hartford Bradley Intl-STL Lambert-St Louis

8h 10m1 stop Chicago O'Hare Intl

$731United Airlines

Thu, Nov 12 - Sun, Nov 15

5:00 am - 2:02 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

8h 02m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

6:00 am - 10:32 amBDL Hartford Bradley Intl-STL Lambert-St Louis

5h 32m1 stop Chicago O'Hare Intl

$736United Airlines

Thu, Nov 12 - Sun, Nov 15

6:00 am - 2:02 pmSTL Lambert-St Louis-BDL Hartford Bradley Intl

7h 02m2 stops Newark Washington, D.C. Dulles Intl

6:00 am - 12:10 pmBDL Hartford Bradley Intl-STL Lambert-St Louis

7h 10m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$741United Airlines

Thu, Nov 12 - Sun, Nov 15

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United Airlines flights from St. Louis to Connecticut

Our best United Airlines deals on St. Louis to Connecticut flight tickets

United Airlines

Dec 3

STL5:25 amLambert-St Louis

7h 45m

2 stops

BDL2:10 pmHartford Bradley Intl

Dec 10

BDL6:02 amHartford Bradley Intl

5h 28m

1 stop

STL10:30 amLambert-St Louis

$330

United Airlines

Feb 3

STL8:30 amLambert-St Louis

4h 32m

1 stop

BDL2:02 pmHartford Bradley Intl

Feb 6

BDL6:00 amHartford Bradley Intl

9h 28m

2 stops

STL2:28 pmLambert-St Louis

$352

United Airlines

Feb 3

STL5:00 amLambert-St Louis

8h 02m

2 stops

BDL2:02 pmHartford Bradley Intl

Feb 6

BDL6:00 amHartford Bradley Intl

7h 13m

2 stops

STL12:13 pmLambert-St Louis

$357

Delta flights from St. Louis to Connecticut

Our best Delta deals on St. Louis to Connecticut flight tickets

Delta

Dec 12

STL5:31 pmLambert-St Louis

5h 44m

1 stop

BDL12:15 amHartford Bradley Intl

Dec 15

BDL1:30 pmHartford Bradley Intl

5h 43m

1 stop

STL6:13 pmLambert-St Louis

$347

Delta

Dec 4

STL5:31 pmLambert-St Louis

5h 44m

1 stop

BDL12:15 amHartford Bradley Intl

Dec 11

BDL5:17 amHartford Bradley Intl

5h 02m

1 stop

STL9:19 amLambert-St Louis

$397

Delta

Nov 22

STL10:05 amLambert-St Louis

5h 02m

1 stop

BDL4:07 pmHartford Bradley Intl

Dec 5

BDL5:09 pmHartford Bradley Intl

4h 23m

1 stop

STL8:32 pmLambert-St Louis

$436

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisHartford

STL Lambert-St Louis - BDL Hartford Bradley Intl

STLBDL

Lambert-St Louis

Sat 12/19

5:46 pm-12:17 pm

1 stop17h 31m

Hartford Bradley Intl

Sat 1/23

1:12 pm-12:04 am

1 stop11h 52m

$218

St. LouisHartford

STL Lambert-St Louis - BDL Hartford Bradley Intl

STLBDL

Lambert-St Louis

Thu 12/3

6:13 pm-11:57 am

1 stop16h 44m

Hartford Bradley Intl

Thu 12/10

1:46 pm-12:12 am

1 stop11h 26m

$276

St. LouisHartford

STL Lambert-St Louis - BDL Hartford Bradley Intl

STLBDL

Lambert-St Louis

Mon 12/14

5:02 am-11:23 am

1 stop5h 21m

Hartford Bradley Intl

Mon 1/18

5:00 am-10:12 am

1 stop6h 12m

$325

St. LouisHartford

STL Lambert-St Louis - BDL Hartford Bradley Intl

STLBDL

Lambert-St Louis

Thu 12/3

5:25 am-2:10 pm

2 stops7h 45m

Hartford Bradley Intl

Thu 12/10

6:02 am-10:30 am

1 stop5h 28m

$330

St. LouisHartford

STL Lambert-St Louis - BDL Hartford Bradley Intl

STLBDL

Lambert-St Louis

Sat 12/12

5:31 pm-12:15 am

1 stop5h 44m

Hartford Bradley Intl

Tue 12/15

1:30 pm-6:13 pm

1 stop5h 43m

$347

Quickest round-trip

St. LouisHartford

STL Lambert-St Louis - BDL Hartford Bradley Intl

STLBDL

Lambert-St Louis

Wed 2/3

7:07 am-12:51 pm

1 stop4h 44m

Hartford Bradley Intl

Sat 2/6

5:30 am-10:12 am

1 stop5h 42m

$347

St. LouisHartford

STL Lambert-St Louis - BDL Hartford Bradley Intl

STLBDL

Lambert-St Louis

Tue 12/1

3:49 pm-11:36 pm

1 stop6h 47m

Hartford Bradley Intl

Tue 12/15

6:17 pm-12:02 am

1 stop6h 45m

$347

St. LouisHartford

STL Lambert-St Louis - BDL Hartford Bradley Intl

STLBDL

Lambert-St Louis

Wed 2/3

8:30 am-2:02 pm

1 stop4h 32m

Hartford Bradley Intl

Sat 2/6

6:00 am-2:28 pm

2 stops9h 28m

$352

St. LouisHartford

STL Lambert-St Louis - BDL Hartford Bradley Intl

STLBDL

Lambert-St Louis

Fri 1/8

12:30 pm-8:25 pm

1 stop6h 55m

Hartford Bradley Intl

Sun 1/10

7:50 am-1:05 pm

1 stop6h 15m

$359

St. LouisHartford

STL Lambert-St Louis - BDL Hartford Bradley Intl

STLBDL

Lambert-St Louis

Thu 1/7

6:25 am-12:40 pm

1 stop5h 15m

Hartford Bradley Intl

Sun 1/10

5:50 am-11:50 am

2 stops7h 00m

$364

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 St. Louis to Connecticut

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

What is the cheapest month to fly to Connecticut?

In general, February is the cheapest month to fly from St. Louis to Connecticut. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $374. If you aren’t able to travel to Connecticut during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $391.

Cheap St. Louis to Connecticut flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Connecticut

Best Price Found	$120
Fastest flight time	2h 15m
Direct flights	None

The best one-way flight to Connecticut from St. Louis in the past 72 hours is $120. The best round-trip flight deal from St. Louis to Connecticut found on momondo in the last 72 hours is $218.

The fastest flight from St. Louis to Connecticut takes 2h 15m

There are no direct flights from St. Louis to Connecticut. There are no popular flight routes from St. Louis to Connecticut.

Search flight deals

Frequently asked questions about flying from St. Louis to Connecticut

When did momondo last update prices for flights from Lambert-St Louis Airport to Connecticut?
Prices for flights from Lambert-St Louis Airport to Connecticut refresh daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Connecticut?
As of November 2026, there are 4 operators available to choose from for flights from Lambert-St Louis Airport to Connecticut.
How old do you have to be to fly from Lambert-St Louis Airport to Connecticut?
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 Lambert-St Louis Airport to Connecticut.
What documentation or ID do you need to fly to Connecticut?
The travel and health documents you'll need for your trip to Connecticut may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Connecticut. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from St. Louis to Connecticut

Compare and see reviews for airlines that fly from St. Louis to Connecticut with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $291	Free Cancellation	Rating 8.0 4,216 reviews	Search Southwest flights
United Airlines	PriceFrom $297	Free Cancellation	Rating 7.3 10,470 reviews	Search United Airlines flights
Delta	PriceFrom $316	Free Cancellation	Rating 7.8 8,699 reviews	Search Delta flights
American Airlines	PriceFrom $328	Free Cancellation	Rating 7.0 12,228 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Connecticut?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Connecticut. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from St. Louis to Connecticut with flexible booking policies on momondo?

Flights from St. Louis to Connecticut with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Connecticut?

momondo provides multiple filters to help you find the best flight to Connecticut from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Connecticut right now. Can momondo alert me if prices change?

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