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$62+ Cheap flights from Connecticut to St. Louis (STL)

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — STL
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap flight deals from Connecticut to St. Louis

Keep the following information in mind while searching for Connecticut to St. Louis flight deals. Data was last updated February 22, 2025.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$140
(CheapOair)

One-way from

$62
(CheapOair)
Provider with most accurate pricing for Springfield (SFY)-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Springfield (SFY)-Lambert-St Louis flights.
Search Deals
From Connecticut to Lambert-St Louis
Search Deals
One-way flight from Connecticut to Lambert-St Louis
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Find flight deals from Connecticut to St. Louis

Cheapest flights from Connecticut to St. Louis
Explore the most affordable flight options available from Connecticut to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This CheapOair deal was found by Cheapflights users on 2/21. 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.
Thu 4/312:04 pmBDL - STL
1 stop12h 42mFrontier
Mon 4/74:57 pmSTL - BDL
1 stop24h 10mFrontier
Deal found 2/21$140
This CheapOair deal was found by Cheapflights users on 2/21. 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.
Sun 5/118:14 pmBDL - STL
1 stop28h 52mMultiple Airlines
Tue 5/137:37 pmSTL - BDL
1 stop19h 24mMultiple Airlines
Deal found 2/21$168
This Delta deal was found by Cheapflights users on 2/22. 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.
Fri 4/46:59 pmLGA - STL
Nonstop2h 52mDelta
Mon 4/76:35 pmSTL - LGA
Nonstop2h 23mDelta
Deal found 2/22$197
This Delta deal was found by Cheapflights users on 2/22. 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 4/26:00 amJFK - STL
1 stop7h 00mDelta
Tue 4/85:37 pmSTL - JFK
1 stop4h 46mDelta
Deal found 2/22$197
This FlightHub deal was found by Cheapflights users on 2/20. 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.
Sun 5/116:30 amLGA - STL
1 stop13h 02mSpirit Airlines
Tue 5/137:37 pmSTL - LGA
1 stop12h 23mSpirit Airlines
Deal found 2/20$200
This CheapOair deal was found by Cheapflights users on 2/22. 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 5/96:59 amJFK - STL
1 stop15h 06mFrontier
Mon 5/125:47 pmSTL - JFK
1 stop15h 13mFrontier
Deal found 2/22$200
This Mytrip deal was found by Cheapflights users on 2/21. 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 5/1010:00 pmLGA - STL
1 stop27h 06mFrontier
Mon 5/125:47 pmSTL - LGA
1 stop26h 12mFrontier
Deal found 2/21$203
This Southwest deal was found by Cheapflights users on 2/21. 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.
Sat 4/53:40 pmLGA - STL
Nonstop2h 55mSouthwest
Mon 4/72:50 pmSTL - LGA
1 stop6h 05mSouthwest
Deal found 2/21$207
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Thu 4/246:00 amLGA - STL
1 stop4h 52mAmerican Airlines
Mon 4/285:00 pmSTL - LGA
Nonstop2h 28mAmerican Airlines
Deal found 2/21$217
This American Airlines deal was found by Cheapflights users on 2/20. 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 3/198:00 amJFK - STL
1 stop6h 00mAmerican Airlines
Thu 3/201:51 pmSTL - JFK
1 stop5h 39mAmerican Airlines
Deal found 2/20$227
This Gotogate deal was found by Cheapflights users on 2/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/256:29 amLGA - STL
1 stop9h 13mMultiple Airlines
Fri 2/285:20 pmSTL - LGA
1 stop15h 40mMultiple Airlines
Deal found 2/20$238
This Mytrip deal was found by Cheapflights users on 2/21. 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.
Mon 3/313:15 pmHVN - STL
2 stops27h 37mMultiple Airlines
Thu 4/36:47 pmSTL - HVN
2 stops27h 12mMultiple Airlines
Deal found 2/21$252

Find flights from Connecticut to St. Louis within your budget

Customize your flight search to find flights from Connecticut to St. Louis 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 February 22, 2025.

Fly from

Connecticut

Fly to

St. Louis

Route

Depart

Return

Price

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Thu 4/3

12:04 pm-11:46 pm

1 stop12h 42m

Lambert-St Louis

Mon 4/7

4:57 pm-6:07 pm

1 stop24h 10m

$140

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Sun 5/11

8:14 pm-12:06 am

1 stop28h 52m

Lambert-St Louis

Tue 5/13

7:37 pm-4:01 pm

1 stop19h 24m

$168

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Fri 4/4

6:59 pm-8:51 pm

Nonstop2h 52m

Lambert-St Louis

Mon 4/7

6:35 pm-9:58 pm

Nonstop2h 23m

$197

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Wed 4/2

6:00 am-12:00 pm

1 stop7h 00m

Lambert-St Louis

Tue 4/8

5:37 pm-11:23 pm

1 stop4h 46m

$197

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Sun 5/11

6:30 am-6:32 pm

1 stop13h 02m

Lambert-St Louis

Tue 5/13

7:37 pm-9:00 am

1 stop12h 23m

$200

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Fri 5/9

6:59 am-9:05 pm

1 stop15h 06m

Lambert-St Louis

Mon 5/12

5:47 pm-10:00 am

1 stop15h 13m

$200

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Sat 5/10

10:00 pm-12:06 am

1 stop27h 06m

Lambert-St Louis

Mon 5/12

5:47 pm-8:59 pm

1 stop26h 12m

$203

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Sat 4/5

3:40 pm-5:35 pm

Nonstop2h 55m

Lambert-St Louis

Mon 4/7

2:50 pm-9:55 pm

1 stop6h 05m

$207

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 4/24

10:00 pm-12:04 am

1 stop27h 04m

Lambert-St Louis

Sun 4/27

6:11 pm-7:00 pm

1 stop23h 49m

$217

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 3/13

12:58 pm-2:48 pm

Nonstop2h 50m

Lambert-St Louis

Mon 3/17

6:42 pm-11:45 pm

1 stop4h 03m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 55 results
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Best time to book a flight from Connecticut to St. Louis

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

Travel insights for flights from Connecticut to St. Louis

Get recent, data-driven insights about flights from Connecticut to St. Louis including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Connecticut to St. Louis (average of $311). Flying from Connecticut to St. Louis in March is currently the most expensive (average of $356). 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 STL?

Find hourly flight availability from Connecticut to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

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

Rainfall in St. Louis by month

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

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

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

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated February 22, 2025.
To help decide which airline to fly from Connecticut to St. Louis, see what other customers have to say about Southwest, Alaska Airlines and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,396 reviews

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,396 reviews
Southwest
8.1
Very good
4,396 reviews

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,702 reviews
Southwest
8.1
Very good
4,396 reviews

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,396 reviews

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,754 reviews
Southwest
8.1
Very good
4,396 reviews

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,396 reviews

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Connecticut to St. Louis. 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 into for flights to St. Louis from Connecticut?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Connecticut.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $62. Users have also found prices from $81 and $89 on Frontier and Delta, respectively.

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

    When deciding which route to take from Connecticut to St. Louis consider Newark - Lambert-St Louis, New York LaGuardia - Lambert-St Louis or New York John F Kennedy Intl - Lambert-St Louis as they are the most popular.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Connecticut to St. Louis (average of $311). Flying from Connecticut to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near Connecticut?

Book flights to Connecticut if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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Alternative routes for Connecticut to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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John F Kennedy Intl to Kansas City flights
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Denver to St. Louis flights
Baltimore to Kansas City flights
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Reagan-National to St. Louis flights
Atlanta to Kansas City flights
Minneapolis to Kansas City flights
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Sky Harbor Intl to Kansas City flights
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Top 6 airlines flying from Connecticut to St. Louis

Discover the top 6 airlines that operate flights from Connecticut to St. Louis. 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$226FlexibilityNo cancel feeOn-time62%
Avelo AirlinesCheapest$138Average$158FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$266Average$368FlexibilityNo cancel feeOn-time71%
DeltaCheapest$275Average$385FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$296Average$409FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$339Average$581FlexibilityNo cancel feeOn-time69%
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