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

Currently priced at $167, Spirit Airlines will fly you from St. Louis to Hartford and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Southwest - these airlines can fly you to your destination from $247 and $252, respectively. Users have found that Spirit Airlines is 54% cheaper than the other options available to this destination.

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

The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $85. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from St. Louis to Hartford for a low price.

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.

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

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Hartford. Check prices with Cheapflights to find a great deal for your trip.

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.

$85+ Flights from St. Louis to Hartford

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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 42 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	$167 (FlightHub)
One-way from	$85 (Mytrip)
Popular in	February
Cheapest in	April
Average price	$350

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).

Search Deals

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 July 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 July 3, 2025.

Fri 8/222:30 pmSTL - BDL

1 stop7h 53mSpirit Airlines

Sun 8/246:45 amBDL - STL

1 stop7h 47mSpirit Airlines

Deal found 7/3

$167

Sat 8/210:45 amSTL - BDL

1 stop8h 08mMultiple Airlines

Thu 8/146:45 amBDL - STL

1 stop7h 47mMultiple Airlines

Deal found 7/1

$196

Wed 9/107:00 amSTL - BDL

1 stop5h 36mDelta

Tue 9/167:00 amBDL - STL

1 stop6h 21mDelta

Deal found 7/2

$247

Wed 9/101:45 pmSTL - BDL

2 stops7h 15mSouthwest

Tue 9/1612:55 pmBDL - STL

1 stop8h 05mSouthwest

Deal found 7/2

$252

Wed 7/309:40 amSTL - BDL

1 stop6h 22mAmerican Airlines

Wed 8/68:20 amBDL - STL

1 stop5h 15mAmerican Airlines

Deal found 6/30

$272

Fri 7/45:47 pmSTL - BDL

1 stop25h 06mFrontier

Mon 7/78:43 pmBDL - STL

1 stop28h 04mFrontier

Deal found 7/3

$358

Wed 7/238:00 amSTL - BDL

1 stop5h 24mUnited Airlines

Wed 7/306:10 amBDL - STL

1 stop4h 49mUnited Airlines

Deal found 7/3

$362

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 July 3, 2025.

Fri 8/222:30 pmSTL - BDL

1 stop7h 53mSpirit Airlines

Sun 8/246:45 amBDL - STL

1 stop7h 47mSpirit Airlines

Deal found 7/3

$167

Sat 8/210:45 amSTL - BDL

1 stop8h 08mMultiple Airlines

Thu 8/146:45 amBDL - STL

1 stop7h 47mMultiple Airlines

Deal found 7/1

$196

Wed 9/107:00 amSTL - BDL

1 stop5h 36mDelta

Tue 9/167:00 amBDL - STL

1 stop6h 21mDelta

Deal found 7/2

$247

Wed 9/101:45 pmSTL - BDL

2 stops7h 15mSouthwest

Tue 9/1612:55 pmBDL - STL

1 stop8h 05mSouthwest

Deal found 7/2

$252

Wed 7/309:40 amSTL - BDL

1 stop6h 22mAmerican Airlines

Wed 8/68:20 amBDL - STL

1 stop5h 15mAmerican Airlines

Deal found 6/30

$272

Wed 7/238:00 amSTL - BDL

1 stop5h 24mUnited Airlines

Wed 7/306:10 amBDL - STL

1 stop4h 49mUnited Airlines

Deal found 7/3

$362

Last-minute flights from St. Louis to Hartford
Discover last-minute flight deals from St. Louis to Hartford. Data last updated July 3, 2025 and is based on user searches.

Fri 7/45:47 pmSTL - BDL

1 stop25h 06mFrontier

Mon 7/78:43 pmBDL - STL

1 stop28h 04mFrontier

Deal found 7/3

$358

Tue 7/85:23 pmSTL - BDL

1 stop5h 25mDelta

Thu 8/76:00 amBDL - STL

1 stop4h 41mDelta

Deal found 7/1

$476

Wed 7/95:00 amSTL - BDL

2 stops8h 05mUnited Airlines

Tue 8/56:00 amBDL - STL

1 stop17h 45mUnited Airlines

Deal found 7/1

$506

Thu 7/107:05 amSTL - BDL

2 stops6h 30mSouthwest

Wed 8/66:25 amBDL - STL

1 stop7h 10mSouthwest

Deal found 7/1

$487

Fri 7/115:40 pmSTL - BDL

1 stop25h 13mMultiple Airlines

Thu 8/76:20 amBDL - STL

1 stop4h 32mMultiple Airlines

Deal found 7/1

$270

Wed 7/238:00 amSTL - BDL

1 stop5h 24mUnited Airlines

Wed 7/306:10 amBDL - STL

1 stop4h 49mUnited Airlines

Deal found 7/3

$362

Wed 7/309:40 amSTL - BDL

1 stop6h 22mAmerican Airlines

Wed 8/68:20 amBDL - STL

1 stop5h 15mAmerican Airlines

Deal found 6/30

$272

Sat 8/210:45 amSTL - BDL

1 stop8h 08mMultiple Airlines

Thu 8/146:45 amBDL - STL

1 stop7h 47mMultiple Airlines

Deal found 7/1

$196

Sat 8/25:45 pmSTL - BDL

1 stop4h 16mDelta

Sat 8/166:41 pmBDL - STL

1 stop4h 14mDelta

Deal found 7/1

$290

Fri 8/222:30 pmSTL - BDL

1 stop7h 53mSpirit Airlines

Sun 8/246:45 amBDL - STL

1 stop7h 47mSpirit Airlines

Deal found 7/3

$167

Sat 8/307:15 amSTL - BDL

1 stop6h 35mSouthwest

Mon 9/15:30 amBDL - STL

1 stop4h 10mSouthwest

Deal found 7/2

$265

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 July 3, 2025.

Sun 8/242:30 pmSTL - BDL

1 stop7h 53mSpirit Airlines

Deal found 7/1

$85

Tue 8/1910:10 amSTL - BDL

1 stop5h 51mAmerican Airlines

Deal found 7/2

$124

Tue 7/295:00 amSTL - BDL

1 stop6h 22mUnited Airlines

Deal found 7/1

$149

Sun 8/242:30 pmSTL - BDL

2 stops19h 22mMultiple Airlines

Deal found 7/1

$176

Tue 7/297:20 amSTL - BDL

2 stops7h 25mSouthwest

Deal found 7/1

$189

Tue 7/229:27 amSTL - BDL

1 stop7h 41mDelta

Deal found 7/1

$194

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

Fri 8/22

2:30 pm-11:23 pm

1 stop7h 53m

Hartford Bradley Intl

Sun 8/24

6:45 am-1:32 pm

1 stop7h 47m

$167

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Sat 8/2

10:45 am-7:53 pm

1 stop8h 08m

Hartford Bradley Intl

Thu 8/14

6:45 am-1:32 pm

1 stop7h 47m

$196

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Wed 9/10

7:00 am-1:36 pm

1 stop5h 36m

Hartford Bradley Intl

Tue 9/16

7:00 am-12:21 pm

1 stop6h 21m

$247

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Wed 9/10

1:45 pm-10:00 pm

2 stops7h 15m

Hartford Bradley Intl

Tue 9/16

12:55 pm-8:00 pm

1 stop8h 05m

$252

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Wed 7/30

9:40 am-5:02 pm

1 stop6h 22m

Hartford Bradley Intl

Wed 8/6

8:20 am-12:35 pm

1 stop5h 15m

$272

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Fri 8/15

8:00 am-2:24 pm

1 stop5h 24m

Hartford Bradley Intl

Fri 8/22

6:10 am-12:25 pm

1 stop7h 15m

$395

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Sun 8/24

2:30 pm-11:23 pm

1 stop7h 53m

$85

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Tue 8/19

10:10 am-5:01 pm

1 stop5h 51m

$124

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Tue 7/29

3:59 pm-11:51 pm

1 stop6h 52m

$149

St. LouisHartford

STL - BDL

STLBDL

Lambert-St Louis

Sun 8/24

2:30 pm-10:52 am

2 stops19h 22m

$176

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 12 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 42 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.

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

4,266 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Southwest

8.0

Very good

4,266 reviews

Southwest

8.0

Very good

4,266 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Delta

8.0

Very good

7,982 reviews

Southwest

8.0

Very good

4,266 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

United Airlines

7.4

Good

8,861 reviews

Southwest

8.0

Very good

4,266 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

American Airlines

7.2

Good

10,000 reviews

Southwest

8.0

Very good

4,266 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Spirit Airlines

6.3

Okay

8,086 reviews

Southwest

8.0

Very good

4,266 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

What are the cheapest airlines flying from St. Louis to Hartford round-trip?
Currently priced at $167, Spirit Airlines will fly you from St. Louis to Hartford and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Southwest - these airlines can fly you to your destination from $247 and $252, respectively. Users have found that Spirit Airlines is 54% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from St. Louis to Hartford one-way?
The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $85. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from St. Louis to Hartford for a low price.
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

Uncasville

New Britain

Chicopee

Meriden

Windsor Locks

Cromwell

Windsor

Southington

Farmington

Enfield

West Springfield

Rocky Hill

Northampton

Westfield

Glastonbury

East Hartford

Newington

Lee

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$251	Average$353	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$270	Average$369	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$307	Average$393	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$356	Average$556	FlexibilityNo cancel fee	On-time69%

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$85+ 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 8/24. 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

1. Tell us where you want to go

2. Select your favorite providers

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 42 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 July 3, 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 July 3, 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?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Hartford. Price data was last updated on June 27, 2025.

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?

Find hourly flight availability from St. Louis to Hartford. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

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.

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

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

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 St. Louis?

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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 July 3, 2025.