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$104+ Cheap flights from Hartford to St. Louis (BDL - 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — STL
May 20 — May 271
Tue 5/20
Tue 5/27
1 adult, Economy
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Cheapflights Tip: The best prices from Hartford Bradley Intl to Lambert-St Louis are usually found in August or September, booked 70 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

Cheap flight deals from Hartford to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Hartford (BDL) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Priceline
3 stars

Round-trip from

$297
(American Airlines)

One-way from

$104
(Mytrip)

Popular in

November

Cheapest in

August

Average price

$411
Provider with most accurate pricing for Hartford Bradley Intl-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Hartford Bradley Intl-Lambert-St Louis flights.
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From Hartford Bradley Intl to Lambert-St Louis
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One-way flight from Hartford Bradley Intl to Lambert-St Louis
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Highest demand for flights based on searches. 6% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Hartford to St. Louis

Cheapest flights from Hartford to St. Louis
Explore the most affordable flight options available from Hartford to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 15, 2025.

This American Airlines deal was found by Cheapflights users on 5/15. 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.
Sat 7/267:00 amBDL - STL
1 stop6h 43mAmerican Airlines
Tue 8/55:14 pmSTL - BDL
1 stop4h 26mAmerican Airlines
Deal found 5/15$297
This Mytrip deal was found by Cheapflights users on 5/15. 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 6/1210:19 amBDL - STL
1 stop7h 45mMultiple Airlines
Sat 6/149:50 amSTL - BDL
3 stops22h 24mMultiple Airlines
Deal found 5/15$305
This Delta deal was found by Cheapflights users on 5/15. 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 9/125:48 amBDL - STL
1 stop4h 47mDelta
Sat 9/201:30 pmSTL - BDL
1 stop7h 33mDelta
Deal found 5/15$326
This Gotogate deal was found by Cheapflights users on 5/15. 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.
Fri 5/238:33 pmBDL - STL
1 stop28h 11mFrontier
Sun 5/255:45 pmSTL - BDL
1 stop24h 46mFrontier
Deal found 5/15$330
This Southwest deal was found by Cheapflights users on 5/15. 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 6/75:40 amBDL - STL
2 stops8h 45mSouthwest
Sat 6/143:25 pmSTL - BDL
1 stop5h 40mSouthwest
Deal found 5/15$331
This United Airlines deal was found by Cheapflights users on 5/15. 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.
Thu 6/126:10 amBDL - STL
1 stop7h 10mUnited Airlines
Sat 6/143:40 pmSTL - BDL
2 stops7h 23mUnited Airlines
Deal found 5/15$342
This Mytrip deal was found by Cheapflights users on 5/15. 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 5/318:34 amBDL - STL
2 stops25h 41mSpirit Airlines
Sun 6/156:36 pmSTL - BDL
3 stops22h 59mSpirit Airlines
Deal found 5/15$352

Cheapflights Fare Finder

Customize your flight search to find flights from Hartford 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 May 15, 2025.
Use the filters below to find and compare flights from Hartford to St. Louis that are best for you.

Fly from

Hartford

Fly to

St. Louis

Route

Depart

Return

Price

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Sat 7/26

7:00 am-12:43 pm

1 stop6h 43m

Lambert-St Louis

Tue 8/5

5:14 pm-10:40 pm

1 stop4h 26m

$297

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Thu 6/12

10:19 am-5:04 pm

1 stop7h 45m

Lambert-St Louis

Sat 6/14

9:50 am-9:14 am

3 stops22h 24m

$305

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Fri 9/12

5:48 am-9:35 am

1 stop4h 47m

Lambert-St Louis

Sat 9/20

1:30 pm-10:03 pm

1 stop7h 33m

$326

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Sat 6/7

5:40 am-1:25 pm

2 stops8h 45m

Lambert-St Louis

Sat 6/14

3:25 pm-10:05 pm

1 stop5h 40m

$331

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Thu 6/12

6:10 am-12:20 pm

1 stop7h 10m

Lambert-St Louis

Sat 6/14

3:40 pm-12:03 am

2 stops7h 23m

$342

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Sat 5/31

8:34 am-9:15 am

2 stops25h 41m

Lambert-St Louis

Sun 6/15

6:36 pm-6:35 pm

3 stops22h 59m

$352

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Fri 5/30

8:33 pm-11:44 pm

1 stop28h 11m

$104

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Sat 5/31

7:01 am-1:07 pm

1 stop7h 06m

$148

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Fri 5/30

2:57 pm-10:45 pm

2 stops8h 48m

$154

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Mon 6/23

10:19 am-6:41 pm

3 stops33h 22m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/15

Showing 1-10 of 12 results
1
2

Compare providers for flights from Hartford to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hartford to St. Louis in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Hartford-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hartford-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hartford-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hartford-St. Louis flights, Cheapflights users trust Priceline the most. Priceline has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hartford-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How far ahead should I book a flight from Hartford to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Hartford to St. Louis. Price data was last updated on May 9, 2025.

To ensure you get the cheapest price possible for a flight from Hartford to St. Louis, you should look to book at least 70 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Hartford to St. Louis (average of $311). Flying from Hartford 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 BDL to STL?

Find hourly flight availability from Hartford 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 May 15, 2025.

One of the essential ways to save on airfare from Hartford to St. Louis is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 15% on airfare.

What is the cheapest day to fly from Hartford to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Hartford to St. Louis. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Hartford to St. Louis flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 May 15, 2025.
Read through reviews of airlines operating flights from Hartford to St. Louis, such as Southwest, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,291 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,291 reviews
Southwest
8.0
Very good
4,291 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,946 reviews
Southwest
8.0
Very good
4,291 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,731 reviews
Southwest
8.0
Very good
4,291 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,291 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Spirit Airlines
6.3
Okay
7,989 reviews
Southwest
8.0
Very good
4,291 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Hartford 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 are the cheapest airlines flying from Hartford to St. Louis round-trip?

    Cheapflights users have booked flights from Hartford to St. Louis round-trip from $297. Other airlines that can offer you cheap pricing are Delta, from $326, and Southwest, from $331. American Airlines is 22% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $104 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $148 and $154, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Hartford to St. Louis (average of $311). Flying from Hartford 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 Hartford?

Book flights to Hartford if you plan to visit one of these locations
Fenton
Maryland Heights
Fairview Heights
Collinsville
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O'Fallon

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Alternative routes for Hartford to St. Louis

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Top 5 airlines flying from Hartford to St. Louis

Discover the top 5 airlines that operate flights from Hartford 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 May 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$120Average$226FlexibilityNo cancel feeOn-time62%
DeltaCheapest$269Average$390FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$276Average$374FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$294Average$420FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$339Average$605FlexibilityNo cancel feeOn-time69%

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