How long is the flight from St. Louis to Hartford?

For as low as $297, Frontier can have you in Hartford from St. Louis in 4h 55m. St. Louis and Hartford are separated by a distance of 954 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from St. Louis to Hartford round-trip?

Currently priced at $242, American Airlines will fly you from St. Louis to Hartford and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and United Airlines - these airlines can fly you to your destination from $246 and $270, respectively. Users have found that American Airlines is 33% cheaper than the other options available to this destination.

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

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

In terms of precipitation, rainfall in Hartford 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 Hartford when rainfall is around 3.1 in.

If weather is an important factor for your trip to Hartford, 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).

What are the most popular airlines that fly from St. Louis to Hartford?

American Airlines, Delta and United Airlines are the most popular airlines when flying from St. Louis to Hartford.

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

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

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

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

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

Yes. Cheapflights offers flight deals from St. Louis to Hartford by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$93+ Flights from St. Louis to Hartford

Q: How much does it cost to fly round-trip from St. Louis to Hartford?

Airfare is below average for this route at the moment. St. Louis to Hartford flights typically cost between $265 and $453 in October. The cheapest round-trip price found within the last 3 days was $227 on Frontier (Oct 1-Oct 5).

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Cheapflights Tip: The best prices from Lambert-St Louis to Hartford Bradley Intl are usually found in April or May, booked 37 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from St. Louis to Hartford

Round-trip from	$227 (Frontier)
One-way from	$93 (Mytrip)
Popular in	February
Cheapest in	April
Average price	$351

From Lambert-St Louis to Hartford Bradley Intl

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One-way flight from Lambert-St Louis to Hartford Bradley Intl

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Highest demand for flights based on searches. 6% potential increase in price ($27 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 September 2025

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Find flight deals from St. Louis to Hartford

Cheapest flights from St. Louis to Hartford
Explore the most affordable flight options available from St. Louis to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Wed 10/17:55 pmSTL - BDL

2 stops12h 40mFrontier

Sun 10/58:37 pmBDL - STL

2 stops19h 27mFrontier

Deal found 9/16

$227

Tue 10/77:52 pmSTL - BDL

2 stops36h 17mMultiple Airlines

Sat 10/115:07 pmBDL - STL

1 stop17h 55mMultiple Airlines

Deal found 9/15

$232

Fri 10/318:40 pmSTL - BDL

2 stops12h 22mFrontier

Mon 11/31:36 pmBDL - STL

2 stops20h 31mFrontier

Deal found 9/15

$237

Thu 10/1610:57 amSTL - BDL

1 stop30h 18mMultiple Airlines

Thu 10/238:31 pmBDL - STL

2 stops14h 45mMultiple Airlines

Deal found 9/16

$262

Thu 10/210:35 amSTL - BDL

1 stop23h 00mMultiple Airlines

Tue 10/77:05 amBDL - STL

2 stops51h 57mMultiple Airlines

Deal found 9/15

$272

Sun 10/2610:57 amSTL - BDL

1 stop30h 18mMultiple Airlines

Thu 10/307:36 pmBDL - STL

2 stops21h 21mMultiple Airlines

Deal found 9/16

$274

Thu 10/210:35 amSTL - BDL

1 stop23h 00mMultiple Airlines

Mon 10/68:52 pmBDL - STL

2 stops37h 15mMultiple Airlines

Deal found 9/15

$277

Thu 10/210:35 amSTL - BDL

1 stop23h 00mMultiple Airlines

Sun 10/58:37 pmBDL - STL

2 stops19h 27mMultiple Airlines

Deal found 9/15

$285

Fri 11/74:56 pmSTL - BDL

1 stop16h 21mMultiple Airlines

Wed 11/128:05 amBDL - STL

1 stop30h 12mMultiple Airlines

Deal found 9/15

$294

Best flights from St. Louis to Hartford
Discover carefully curated flight deals from St. Louis to Hartford that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2025.

Sat 10/254:33 pmSTL - BDL

2 stops15h 36mMultiple Airlines

Fri 10/317:10 pmBDL - STL

1 stop24h 00mMultiple Airlines

Deal found 9/16

$262

Sun 10/2610:17 amSTL - BDL

2 stops27h 49mFrontier

Thu 10/307:36 pmBDL - STL

2 stops21h 21mFrontier

Deal found 9/16

$293

Tue 12/166:05 amSTL - BDL

1 stop4h 55mSouthwest

Tue 12/305:00 amBDL - STL

1 stop5h 10mSouthwest

Deal found 9/17

$297

Sat 10/184:25 pmSTL - BDL

1 stop5h 36mAmerican Airlines

Tue 10/216:00 amBDL - STL

1 stop4h 56mAmerican Airlines

Deal found 9/17

$305

Sat 10/186:00 amSTL - BDL

1 stop4h 37mDelta

Tue 10/215:30 amBDL - STL

1 stop5h 07mDelta

Deal found 9/15

$305

Sat 10/188:00 amSTL - BDL

1 stop5h 33mUnited Airlines

Tue 10/215:00 pmBDL - STL

1 stop6h 35mUnited Airlines

Deal found 9/15

$305

Thu 10/210:35 amSTL - BDL

1 stop23h 00mMultiple Airlines

Mon 10/68:52 pmBDL - STL

2 stops37h 15mMultiple Airlines

Deal found 9/15

$277

Sat 10/253:35 pmSTL - BDL

1 stop6h 45mSouthwest

Fri 10/315:30 amBDL - STL

1 stop5h 40mSouthwest

Deal found 9/16

$315

Last-minute flights from St. Louis to Hartford
Discover last-minute flight deals from St. Louis to Hartford. Data last updated September 17, 2025 and is based on user searches.

Wed 10/17:55 pmSTL - BDL

2 stops12h 40mFrontier

Sun 10/58:37 pmBDL - STL

2 stops19h 27mFrontier

Deal found 9/16

$227

Thu 10/210:35 amSTL - BDL

1 stop23h 00mMultiple Airlines

Tue 10/77:05 amBDL - STL

2 stops51h 57mMultiple Airlines

Deal found 9/15

$272

Thu 10/210:35 amSTL - BDL

1 stop23h 00mMultiple Airlines

Mon 10/68:52 pmBDL - STL

2 stops37h 15mMultiple Airlines

Deal found 9/15

$277

Thu 10/210:35 amSTL - BDL

1 stop23h 00mMultiple Airlines

Sun 10/58:37 pmBDL - STL

2 stops19h 27mMultiple Airlines

Deal found 9/15

$285

Tue 10/77:52 pmSTL - BDL

2 stops36h 17mMultiple Airlines

Sat 10/115:07 pmBDL - STL

1 stop17h 55mMultiple Airlines

Deal found 9/15

$232

Thu 10/1610:57 amSTL - BDL

1 stop30h 18mMultiple Airlines

Thu 10/238:31 pmBDL - STL

2 stops14h 45mMultiple Airlines

Deal found 9/16

$262

Sat 10/186:00 amSTL - BDL

1 stop4h 37mDelta

Tue 10/215:30 amBDL - STL

1 stop5h 07mDelta

Deal found 9/15

$305

Sun 10/2610:57 amSTL - BDL

1 stop30h 18mMultiple Airlines

Thu 10/307:36 pmBDL - STL

2 stops21h 21mMultiple Airlines

Deal found 9/16

$274

Fri 10/318:40 pmSTL - BDL

2 stops12h 22mFrontier

Mon 11/31:36 pmBDL - STL

2 stops20h 31mFrontier

Deal found 9/15

$237

One-way flights from St. Louis to Hartford
Search for one-way flight options from St. Louis to Hartford. Find affordable one-way fares based on user searches. Data last updated September 17, 2025.

Sun 11/22:12 pmSTL - BDL

1 stop21h 29mFrontier

Deal found 9/16

$93

Fri 11/74:56 pmSTL - BDL

1 stop16h 21mFrontier

Deal found 9/14

$107

Thu 10/910:57 amSTL - BDL

1 stop30h 18mSpirit Airlines

Deal found 9/14

$113

Sun 11/211:27 amSTL - BDL

2 stops29h 48mMultiple Airlines

Deal found 9/16

$153

Fri 10/37:55 pmSTL - BDL

2 stops16h 49mMultiple Airlines

Deal found 9/14

$156

Fri 10/106:05 pmSTL - BDL

2 stops21h 07mMultiple Airlines

Deal found 9/17

$157

Mon 10/64:00 pmSTL - BDL

3 stops30h 38mMultiple Airlines

Deal found 9/16

$159

Thu 10/910:57 amSTL - BDL

2 stops22h 47mMultiple Airlines

Deal found 9/14

$165

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Hartford that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Sat 10/25

4:33 pm-9:09 am

2 stops15h 36m

Hartford Bradley Intl

Fri 10/31

7:10 pm-6:10 pm

1 stop24h 00m

$262

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Thu 10/2

10:35 am-10:35 am

1 stop23h 00m

Hartford Bradley Intl

Mon 10/6

8:52 pm-9:07 am

2 stops37h 15m

$277

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Sun 10/26

10:17 am-3:06 pm

2 stops27h 49m

Hartford Bradley Intl

Thu 10/30

7:36 pm-3:57 pm

2 stops21h 21m

$293

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Tue 12/16

6:05 am-12:00 pm

1 stop4h 55m

Hartford Bradley Intl

Tue 12/30

5:00 am-9:10 am

1 stop5h 10m

$297

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Sat 10/18

4:25 pm-11:01 pm

1 stop5h 36m

Hartford Bradley Intl

Tue 10/21

6:00 am-9:56 am

1 stop4h 56m

$305

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Sat 10/18

6:00 am-11:37 am

1 stop4h 37m

Hartford Bradley Intl

Tue 10/21

5:30 am-9:37 am

1 stop5h 07m

$305

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Sat 10/18

8:00 am-2:33 pm

1 stop5h 33m

Hartford Bradley Intl

Tue 10/21

5:00 pm-10:35 pm

1 stop6h 35m

$305

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Sat 10/25

3:35 pm-11:20 pm

1 stop6h 45m

Hartford Bradley Intl

Fri 10/31

5:30 am-10:10 am

1 stop5h 40m

$315

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Sun 11/2

2:12 pm-12:41 pm

1 stop21h 29m

$93

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Thu 10/9

10:57 am-6:15 pm

1 stop30h 18m

$113

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 19 results

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

Have a flexible travel schedule? Discover the best time to fly to Hartford 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 Hartford

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

The price you pay for your flight from St. Louis to Hartford may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from St. Louis to Hartford (average of $287). Flying from St. Louis to Hartford in December is currently the most expensive (average of $351). 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 BDL?

One of the essential ways to save on airfare from St. Louis to Hartford 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 46% on airfare.

How much does it cost to fly round-trip from St. Louis to Hartford?

Reviews of airlines servicing Hartford

Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from St. Louis to Hartford by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,242 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Southwest

8.0

Very good

4,242 reviews

Southwest

8.0

Very good

4,242 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Delta

8.0

Very good

7,961 reviews

Southwest

8.0

Very good

4,242 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

United Airlines

7.4

Good

8,926 reviews

Southwest

8.0

Very good

4,242 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

American Airlines

7.2

Good

10,000 reviews

Southwest

8.0

Very good

4,242 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

How long is the flight from St. Louis to Hartford?
For as low as $297, Frontier can have you in Hartford from St. Louis in 4h 55m. St. Louis and Hartford are separated by a distance of 954 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from St. Louis to Hartford round-trip?
Currently priced at $242, American Airlines will fly you from St. Louis to Hartford and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and United Airlines - these airlines can fly you to your destination from $246 and $270, respectively. Users have found that American Airlines is 33% cheaper than the other options available to this destination.
Can I find deals for flights from St. Louis to Hartford that include hotel bookings?
Yes. In addition to deals on St. Louis to Hartford flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Hartford?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Hartford.
Can I find deals for business class flights from St. Louis to Hartford?
Yes. Cheapflights offers flight deals from St. Louis to Hartford 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 Hartford?
Currently, November is the cheapest month in which you can book a flight from St. Louis to Hartford (average of $287). Flying from St. Louis to Hartford in December is currently the most expensive (average of $351). 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

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Chicopee

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Cromwell

Windsor

Southington

Farmington

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West Springfield

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West Hartford

Vernon

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for St. Louis to Hartford

Top 4 airlines flying from St. Louis to Hartford

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$242	Average$363	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$246	Average$382	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$270	Average$496	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$270	Average$368	FlexibilityNo cancel fee	On-timeN/A

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$93+ Cheap flights from St. Louis to Hartford (STL - BDL)

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Hartford with Cheapflights

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3. Compare prices and book

Cheapflights Tip: The best prices from Lambert-St Louis to Hartford Bradley Intl are usually found in April or May, booked 37 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from St. Louis to Hartford

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Hartford

Cheapest flights from St. Louis to HartfordExplore the most affordable flight options available from St. Louis to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Explore the most affordable flight options available from St. Louis to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Hartford that are best for you.

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

Have a flexible travel schedule? Discover the best time to fly to Hartford from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Hartford

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

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

What is the cheapest time of day to fly from STL to BDL?

How much does it cost to fly round-trip from St. Louis to Hartford?

Reviews of airlines servicing Hartford

Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from St. Louis to Hartford by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from St. Louis to Hartford?

What are the cheapest airlines flying from St. Louis to Hartford round-trip?

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

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

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

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

Traveling to a place near Hartford?

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Alternative routes for St. Louis to Hartford

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Top 4 airlines flying from St. Louis to Hartford

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Cheapest flights from St. Louis to Hartford
Explore the most affordable flight options available from St. Louis to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.