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Cheap flights from Hartford to St. Louis from $122

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Hartford to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:15 pm - 11:16 pmBDL  Hartford Bradley Intl-STL Lambert-St Louis
9h 01m1 stop Orlando
Frontier Logo
4:26 pm - 2:20 pmSTL  Lambert-St Louis-BDL Hartford Bradley Intl
20h 54m1 stop Orlando
$266Frontier
Thu, Oct 29 - Thu, Nov 5
Frontier Logo
3:15 pm - 11:16 pmBDL  Hartford Bradley Intl-STL Lambert-St Louis
9h 01m1 stop Orlando
Frontier Logo
5:59 pm - 11:31 amSTL  Lambert-St Louis-BDL Hartford Bradley Intl
16h 32m1 stop Orlando
$276Frontier
Thu, Nov 19 - Sat, Nov 21
Delta Logo
5:05 pm - 11:39 pmBDL  Hartford Bradley Intl-STL Lambert-St Louis
7h 34m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:20 am - 1:16 pmSTL  Lambert-St Louis-BDL Hartford Bradley Intl
4h 56m1 stop Atlanta Hartsfield-Jackson
$325Delta
Sat, Feb 13 - Tue, Feb 16
Delta Logo
7:00 am - 1:23 pmBDL  Hartford Bradley Intl-STL Lambert-St Louis
7h 23m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 pm - 11:41 pmSTL  Lambert-St Louis-BDL Hartford Bradley Intl
4h 41m1 stop Detroit Metropolitan Wayne County
$325Delta
Tue, Nov 17 - Wed, Nov 18
Southwest Logo
6:25 pm - 10:00 pmBDL  Hartford Bradley Intl-STL Lambert-St Louis
4h 35m1 stop Chicago Midway
Southwest Logo
10:55 am - 4:25 pmSTL  Lambert-St Louis-BDL Hartford Bradley Intl
4h 30m1 stop Chicago Midway
$325Southwest
Mon, Nov 16 - Wed, Nov 18
Southwest Logo
7:05 pm - 12:35 amBDL  Hartford Bradley Intl-STL Lambert-St Louis
6h 30m1 stop Orlando
Southwest Logo
5:50 am - 10:55 amSTL  Lambert-St Louis-BDL Hartford Bradley Intl
4h 05m1 stop Chicago Midway
$325Southwest
Mon, Oct 19 - Wed, Oct 21
American Airlines Logo
7:15 am - 12:35 pmBDL  Hartford Bradley Intl-STL Lambert-St Louis
6h 20m1 stop Chicago O'Hare Intl
American Airlines Logo
5:00 am - 12:10 pmSTL  Lambert-St Louis-BDL Hartford Bradley Intl
6h 10m1 stop Chicago O'Hare Intl
$325American Airlines
Thu, Oct 22 - Mon, Oct 26
American Airlines Logo
12:22 pm - 7:22 pmBDL  Hartford Bradley Intl-STL Lambert-St Louis
8h 00m1 stop Chicago O'Hare Intl
American Airlines Logo
5:06 am - 11:25 amSTL  Lambert-St Louis-BDL Hartford Bradley Intl
5h 19m1 stop Chicago O'Hare Intl
$325American Airlines
Wed, Nov 11 - Mon, Nov 16
United Airlines Logo
6:00 am - 12:10 pmBDL  Hartford Bradley Intl-STL Lambert-St Louis
7h 10m1 stop Chicago O'Hare Intl
United Airlines Logo
5:00 am - 10:43 amSTL  Lambert-St Louis-BDL Hartford Bradley Intl
4h 43m1 stop Chicago O'Hare Intl
$325United Airlines
Thu, Nov 5 - Sat, Nov 7
United Airlines Logo
3:00 pm - 9:40 pmBDL  Hartford Bradley Intl-STL Lambert-St Louis
7h 40m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
United Airlines Logo
5:00 am - 10:43 amSTL  Lambert-St Louis-BDL Hartford Bradley Intl
4h 43m1 stop Chicago O'Hare Intl
$330United Airlines
Sat, Nov 7 - Mon, Nov 9

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Frontier flights from Hartford to St. Louis

Our best Frontier deals on Hartford to St. Louis flight tickets
Frontier
Oct 29
BDL3:15 pmHartford Bradley Intl
9h 01m
1 stop
STL11:16 pmLambert-St Louis
Nov 5
STL4:26 pmLambert-St Louis
20h 54m
1 stop
BDL2:20 pmHartford Bradley Intl
$266
Frontier
Nov 19
BDL3:15 pmHartford Bradley Intl
9h 01m
1 stop
STL11:16 pmLambert-St Louis
Nov 21
STL5:59 pmLambert-St Louis
16h 32m
1 stop
BDL11:31 amHartford Bradley Intl
$276
Frontier
Nov 19
BDL3:15 pmHartford Bradley Intl
9h 01m
1 stop
STL11:16 pmLambert-St Louis
Nov 23
STL5:59 pmLambert-St Louis
16h 32m
1 stop
BDL11:31 amHartford Bradley Intl
$282

Southwest flights from Hartford to St. Louis

Our best Southwest deals on Hartford to St. Louis flight tickets
Southwest
Oct 21
BDL12:55 pmHartford Bradley Intl
8h 05m
2 stops
STL8:00 pmLambert-St Louis
Oct 27
STL2:25 pmLambert-St Louis
5h 50m
1 stop
BDL9:15 pmHartford Bradley Intl
$330
Southwest
Oct 21
BDL12:55 pmHartford Bradley Intl
8h 05m
2 stops
STL8:00 pmLambert-St Louis
Oct 27
STL7:05 amLambert-St Louis
7h 35m
2 stops
BDL3:40 pmHartford Bradley Intl
$335
Southwest
Jan 15
BDL7:05 amHartford Bradley Intl
4h 25m
1 stop
STL10:30 amLambert-St Louis
Jan 18
STL1:45 pmLambert-St Louis
5h 00m
1 stop
BDL7:45 pmHartford Bradley Intl
$347

momondo Fare Finder

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

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Route

Depart

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Price

Cheapest round-trip

HartfordSt. Louis

BDL Hartford Bradley Intl - STL Lambert-St Louis

BDLSTL

Hartford Bradley Intl

Thu 10/29

3:15 pm-11:16 pm

1 stop9h 01m

Lambert-St Louis

Thu 11/5

4:26 pm-2:20 pm

1 stop20h 54m

$266

HartfordSt. Louis

BDL Hartford Bradley Intl - STL Lambert-St Louis

BDLSTL

Hartford Bradley Intl

Thu 11/19

3:15 pm-11:16 pm

1 stop9h 01m

Lambert-St Louis

Sat 11/21

5:59 pm-11:31 am

1 stop16h 32m

$276

HartfordSt. Louis

BDL Hartford Bradley Intl - STL Lambert-St Louis

BDLSTL

Hartford Bradley Intl

Sat 2/13

5:05 pm-11:39 pm

1 stop7h 34m

Lambert-St Louis

Tue 2/16

7:20 am-1:16 pm

1 stop4h 56m

$325

HartfordSt. Louis

BDL Hartford Bradley Intl - STL Lambert-St Louis

BDLSTL

Hartford Bradley Intl

Tue 11/17

7:00 am-1:23 pm

1 stop7h 23m

Lambert-St Louis

Wed 11/18

6:00 pm-11:41 pm

1 stop4h 41m

$325
Quickest round-trip

HartfordSt. Louis

BDL Hartford Bradley Intl - STL Lambert-St Louis

BDLSTL

Hartford Bradley Intl

Mon 11/16

6:25 pm-10:00 pm

1 stop4h 35m

Lambert-St Louis

Wed 11/18

10:55 am-4:25 pm

1 stop4h 30m

$325

HartfordSt. Louis

BDL Hartford Bradley Intl - STL Lambert-St Louis

BDLSTL

Hartford Bradley Intl

Mon 10/19

7:05 pm-12:35 am

1 stop6h 30m

Lambert-St Louis

Wed 10/21

5:50 am-10:55 am

1 stop4h 05m

$325

HartfordSt. Louis

BDL Hartford Bradley Intl - STL Lambert-St Louis

BDLSTL

Hartford Bradley Intl

Thu 10/22

7:15 am-12:35 pm

1 stop6h 20m

Lambert-St Louis

Mon 10/26

5:00 am-12:10 pm

1 stop6h 10m

$325

HartfordSt. Louis

BDL Hartford Bradley Intl - STL Lambert-St Louis

BDLSTL

Hartford Bradley Intl

Wed 11/11

12:22 pm-7:22 pm

1 stop8h 00m

Lambert-St Louis

Mon 11/16

5:06 am-11:25 am

1 stop5h 19m

$325

HartfordSt. Louis

BDL Hartford Bradley Intl - STL Lambert-St Louis

BDLSTL

Hartford Bradley Intl

Thu 11/5

6:00 am-12:10 pm

1 stop7h 10m

Lambert-St Louis

Sat 11/7

5:00 am-10:43 am

1 stop4h 43m

$325

HartfordSt. Louis

BDL Hartford Bradley Intl - STL Lambert-St Louis

BDLSTL

Hartford Bradley Intl

Sat 11/7

3:00 pm-9:40 pm

2 stops7h 40m

Lambert-St Louis

Mon 11/9

5:00 am-10:43 am

1 stop4h 43m

$330

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Hartford to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Hartford and St. Louis?

Prices are currently low for flights on this route.

Typical prices usually range from $388 to $658.
The lowest price recently found on this route was $266.

What is the cheapest month to fly to St. Louis?

In general, October is the cheapest month to fly from Hartford to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $421. The month of February is another great option to travel to St. Louis, with average flight prices from Hartford averaging around $421.

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

You are more likely to see cheaper flights to St. Louis from Hartford when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $466 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Hartford for as low as $341 on momondo.

How have Hartford to St. Louis flight prices changed over time?

As of October 2026, prices for Hartford to St. Louis flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Hartford to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Hartford to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Hartford to St. Louis (BDL to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hartford to St. Louis

Best Price Found

$122

Fastest flight time

4h 40m

Direct flights

None
The best one-way flight to St. Louis from Hartford in the past 72 hours is $122. The best round-trip flight deal from Hartford to St. Louis found on momondo in the last 72 hours is $266.
The fastest flight from Hartford to St. Louis takes 4h 40m
There are no direct flights from Hartford to St. Louis. There are no popular flight routes from Hartford to St. Louis.
Search flight deals

Frequently asked questions about flying from Hartford to St. Louis

  • How far is Hartford Bradley Intl to Lambert-St Louis by plane?

    Lambert-St Louis is 947.3 mi away from Hartford Bradley Intl. 4h 40m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Hartford Bradley Intl Airport to Lambert-St Louis Airport?

    Prices for flights from Hartford Bradley Intl Airport to Lambert-St Louis Airport are updated daily.

  • How many operators does momondo search for flights from Hartford Bradley Intl Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Hartford Bradley Intl Airport to Lambert-St Louis Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hartford Bradley Intl Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Hartford to St. Louis?

Best airlines flying from Hartford to St. Louis

Compare and see reviews for airlines that fly from Hartford to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $278Free CancellationRating
7.0
12,107 reviews
Search American Airlines flights
DeltaPriceFrom $295Free CancellationRating
7.8
8,620 reviews
Search Delta flights
SouthwestPriceFrom $298Free CancellationRating
8.0
4,211 reviews
Search Southwest flights
United AirlinesPriceFrom $348Free CancellationRating
7.4
10,273 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Maryland Heights
St. Peters
Alton
Collinsville
Florissant
Hermann
Farmington
Clayton
Festus
O'Fallon
Fenton
Edwardsville
Eureka
Wentzville
Litchfield
Grafton
Waterloo

Why use momondo?

Why should I use momondo to find a flight deal from Hartford to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Hartford.

Can I find flights from Hartford to St. Louis with flexible booking policies on momondo?

Yes. All flights to St. Louis from Hartford on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Hartford to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Hartford.

I’m not ready to book a flight from Hartford to St. Louis right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Hartford to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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