HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Connecticut

$84+ Cheap flights from St. Louis (STL) 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BDL
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Connecticut with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from St. Louis to Connecticut

Keep the following information in mind while searching for St. Louis to Connecticut flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$177
(Delta)

One-way from

$89
(Delta)
Provider with most accurate pricing for Lambert-St Louis-Springfield (SFY) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Springfield (SFY) flights.
Search Deals
From Lambert-St Louis to Connecticut
Search Deals
One-way flight from Lambert-St Louis to Connecticut
Search Deals

Find flight deals from St. Louis to Connecticut

Cheapest flights from St. Louis to Connecticut
Explore the most affordable flight options available from St. Louis to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Delta deal was found by Cheapflights users on 3/27. 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.
Thu 4/243:30 pmSTL - LGA
Nonstop2h 29mDelta
Mon 4/286:30 amLGA - STL
Nonstop2h 45mDelta
Deal found 3/27$177
This Southwest deal was found by Cheapflights users on 3/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2410:15 amSTL - LGA
1 stop6h 20mSouthwest
Mon 4/286:00 amLGA - STL
Nonstop2h 45mSouthwest
Deal found 3/27$187
This Mytrip deal was found by Cheapflights users on 3/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:10 pmSTL - LGA
1 stop28h 23mSpirit Airlines
Mon 4/286:56 pmLGA - STL
1 stop23h 19mSpirit Airlines
Deal found 3/26$188
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 4/305:35 pmSTL - LGA
1 stop4h 43mUnited Airlines
Wed 5/711:25 amLGA - STL
1 stop5h 22mUnited Airlines
Deal found 3/27$192
This Delta deal was found by Cheapflights users on 3/26. 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.
Wed 4/166:00 amSTL - JFK
1 stop5h 22mDelta
Sun 4/206:00 amJFK - STL
1 stop6h 45mDelta
Deal found 3/26$197
This Mytrip deal was found by Cheapflights users on 3/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/259:55 pmSTL - JFK
1 stop30h 35mFrontier
Fri 5/26:59 amJFK - STL
1 stop18h 15mFrontier
Deal found 3/28$204
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2612:15 pmSTL - LGA
2 stops19h 45mMultiple Airlines
Tue 4/296:00 amLGA - STL
1 stop12h 15mMultiple Airlines
Deal found 3/27$216
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 6/41:59 pmSTL - JFK
1 stop6h 56mAmerican Airlines
Wed 6/1812:00 pmJFK - STL
1 stop7h 56mAmerican Airlines
Deal found 3/27$219
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 5/95:00 amSTL - LGA
1 stop5h 20mAmerican Airlines
Tue 5/138:53 amLGA - STL
Nonstop2h 50mAmerican Airlines
Deal found 3/27$227
This Booking.com deal was found by Cheapflights users on 3/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/34:57 pmSTL - LGA
1 stop16h 35mFrontier
Sun 4/610:00 pmLGA - STL
1 stop26h 46mFrontier
Deal found 3/27$248
This Booking.com deal was found by Cheapflights users on 3/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/95:47 pmSTL - BDL
1 stop14h 04mFrontier
Mon 5/128:14 pmBDL - STL
1 stop28h 52mFrontier
Deal found 3/26$248
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 5/285:00 amSTL - EWR
1 stop4h 27mAmerican Airlines
Sun 6/86:00 amEWR - STL
1 stop6h 59mAmerican Airlines
Deal found 3/27$260

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis 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 March 28, 2025.
Use the filters below to find and compare flights from St. Louis to Connecticut that are best for you.

Fly from

St. Louis

Fly to

Connecticut

Route

Depart

Return

Price

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Thu 4/24

3:30 pm-6:59 pm

Nonstop2h 29m

New York LaGuardia

Mon 4/28

6:30 am-8:15 am

Nonstop2h 45m

$177

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Thu 4/24

10:15 am-5:35 pm

1 stop6h 20m

New York LaGuardia

Mon 4/28

6:00 am-7:45 am

Nonstop2h 45m

$187

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Thu 4/24

6:10 pm-11:33 pm

1 stop28h 23m

New York LaGuardia

Mon 4/28

6:56 pm-5:15 pm

1 stop23h 19m

$188

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Wed 4/30

5:35 pm-11:18 pm

1 stop4h 43m

New York LaGuardia

Wed 5/7

11:25 am-3:47 pm

1 stop5h 22m

$192

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Wed 4/16

6:00 am-12:22 pm

1 stop5h 22m

New York John F Kennedy Intl

Sun 4/20

6:00 am-11:45 am

1 stop6h 45m

$197

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Fri 4/25

9:55 pm-5:30 am

1 stop30h 35m

New York John F Kennedy Intl

Fri 5/2

6:59 am-12:14 am

1 stop18h 15m

$204

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Sat 4/26

12:15 pm-9:00 am

2 stops19h 45m

New York LaGuardia

Tue 4/29

6:00 am-5:15 pm

1 stop12h 15m

$216

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Wed 6/4

1:59 pm-9:55 pm

1 stop6h 56m

New York John F Kennedy Intl

Wed 6/18

12:00 pm-6:56 pm

1 stop7h 56m

$219

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Fri 5/9

5:00 am-11:20 am

1 stop5h 20m

New York LaGuardia

Tue 5/13

8:53 am-10:43 am

Nonstop2h 50m

$227

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Fri 5/9

5:47 pm-8:51 am

1 stop14h 04m

Hartford Bradley Intl

Mon 5/12

8:14 pm-12:06 am

1 stop28h 52m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from St. Louis to Connecticut

Have a flexible travel schedule? Discover the best time to fly to Connecticut from St. Louis 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 St. Louis to Connecticut

What is the cheapest month to book a flight from St. Louis to Connecticut?

Currently, November is the cheapest month in which you can book a flight from St. Louis to Connecticut (average of $287). Flying from St. Louis to Connecticut in June is currently the most expensive (average of $357). 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 STL to CT?

Find hourly flight availability from St. Louis 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 March 28, 2025.

When flying from St. Louis to Connecticut, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Connecticut by month

Plan your trip to Connecticut by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Connecticut ranges from 3.1 - 4.1 inches per month. September is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Connecticut when rainfall is around 3.1 in.

Temperature in Connecticut by month

Plan your trip to Connecticut by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Connecticut, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 March 28, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from St. Louis to Connecticut. 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
8.1
Very good
4,274 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,897 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

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

  • What airport do you fly from for flights from St. Louis to Connecticut?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Connecticut. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • What are the cheapest airlines to fly from St. Louis to Connecticut one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $89. However, be on the lookout for offers from United Airlines and Spirit Airlines, as they are both options that can get you from St. Louis to Connecticut for a low price.

  • What are the most popular routes from St. Louis to Connecticut?

    While some choose either Lambert-St Louis - New York John F Kennedy Intl or Lambert-St Louis - New York LaGuardia, Lambert-St Louis - Newark is the most popular route from St. Louis to Connecticut.

  • Can I find deals for flights from St. Louis to Connecticut that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Connecticut?

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

  • Can I find deals for business class flights from St. Louis to Connecticut?

    Yes. Cheapflights offers flight deals from St. Louis 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 St. Louis to Connecticut?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Connecticut (average of $287). Flying from St. Louis to Connecticut in June is currently the most expensive (average of $357). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Connecticut

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Seattle flights
St. Louis to Las Vegas flights
Kansas City to Seattle flights
St. Louis to Orlando flights
Kansas City to Las Vegas flights
Kansas City to O'Hare Intl flights
Kansas City to John F Kennedy Intl flights
Kansas City to Newark flights
St. Louis to Dallas/Fort Worth flights
St. Louis to Denver flights
Kansas City to Sky Harbor Intl flights
St. Louis to Miami flights
St. Louis to Newark flights
Kansas City to Boston flights
Kansas City to Denver flights
Kansas City to LaGuardia flights
St. Louis to Sky Harbor Intl flights
St. Louis to John F Kennedy Intl flights
Kansas City to Miami flights
Kansas City to San Francisco flights
Kansas City to Los Angeles flights
Kansas City to Portland flights
Kansas City to Dallas/Fort Worth flights
St. Louis to LaGuardia flights
Kansas City to Orlando flights
Kansas City to Hobby flights
St. Louis to Tampa flights
St. Louis to Atlanta flights
St. Louis to Boston flights
St. Louis to Hobby flights
St. Louis to Dulles Intl flights
St. Louis to O'Hare Intl flights
St. Louis to San Francisco flights
Kansas City to Dulles Intl flights
St. Louis to Honolulu flights
Kansas City to San Diego flights
St. Louis to Salt Lake City flights
Kansas City to Atlanta flights
Kansas City to George Bush Intcntl flights
Kansas City to Reagan-National flights
Kansas City to Tampa flights
Kansas City to Salt Lake City flights
St. Louis to Los Angeles flights
St. Louis to New Orleans flights
St. Louis to George Bush Intcntl flights
Kansas City to Fort Lauderdale flights
St. Louis to Philadelphia flights
St. Louis to Midway flights
St. Louis to Love Field flights
Kansas City to Detroit flights

Top 5 airlines flying from St. Louis to Connecticut

Discover the top 5 airlines that operate flights from St. Louis 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Avelo AirlinesCheapest$77Average$152FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$247Average$345FlexibilityNo cancel feeOn-time71%
DeltaCheapest$292Average$387FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$316Average$391FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$356Average$581FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.