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Cheap flights from Hartford to St. Louis from $61

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hartford to St. Louis departing on 1/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Hartford to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
2:07 pm - 10:33 pmBDL-STL
9h 26m1 stop
Frontier Logo
5:11 pm - 7:22 pmSTL-BDL
25h 11m1 stop
$185Frontier
Find Deal
Mon, Dec 15 - Fri, Jan 9
Multiple Airlines Logo
2:07 pm - 10:33 pmBDL-STL
9h 26m1 stop
Multiple Airlines Logo
5:06 pm - 3:05 pmSTL-BDL
20h 59m1 stop
$191Multiple Airlines
Find Deal
Mon, Dec 15 - Tue, Jan 13
Multiple Airlines Logo
2:07 pm - 10:33 pmBDL-STL
9h 26m1 stop
Multiple Airlines Logo
8:45 am - 11:16 pmSTL-BDL
13h 31m2 stops
$192Multiple Airlines
Find Deal
Mon, Dec 15 - Mon, Jan 12
Frontier Logo
2:07 pm - 10:33 pmBDL-STL
9h 26m1 stop
Frontier Logo
10:42 am - 11:15 amSTL-BDL
23h 33m1 stop
$198Frontier
Find Deal
Mon, Dec 15 - Sun, Jan 11
Frontier Logo
1:36 pm - 9:40 amBDL-STL
21h 04m1 stop
Frontier Logo
4:13 pm - 5:17 pmSTL-BDL
24h 04m1 stop
$199Frontier
Find Deal
Sun, Nov 16 - Thu, Nov 20
Frontier Logo
11:13 am - 10:12 amBDL-STL
23h 59m1 stop
Frontier Logo
7:24 pm - 7:32 pmSTL-BDL
23h 08m1 stop
$205Frontier
Find Deal
Sat, Nov 15 - Wed, Nov 19
Frontier Logo
2:07 pm - 10:33 pmBDL-STL
9h 26m1 stop
Frontier Logo
7:43 pm - 7:22 pmSTL-BDL
22h 39m2 stops
$207Frontier
Find Deal
Mon, Dec 15 - Fri, Jan 9
Delta Logo
6:00 am - 12:57 pmBDL-STL
7h 57m1 stop
Delta Logo
5:56 pm - 11:40 pmSTL-BDL
4h 44m1 stop
$247Delta
Find Deal
Tue, Dec 16 - Fri, Jan 9
Southwest Logo
3:30 pm - 9:00 pmBDL-STL
6h 30m2 stops
Southwest Logo
6:25 am - 1:00 pmSTL-BDL
5h 35m1 stop
$278Southwest
Find Deal
Tue, Feb 3 - Fri, Feb 6
Delta Logo
2:15 pm - 6:35 pmBDL-STL
5h 20m1 stop
Delta Logo
5:00 pm - 11:36 pmSTL-BDL
5h 36m1 stop
$282Delta
Find Deal
Thu, Nov 27 - Sat, Dec 13

Delta flights from Hartford to St. Louis

Our best Delta deals on Hartford to St. Louis flight tickets
Delta
Dec 16
BDL6:00 amHartford Bradley Intl
7h 57m
1 stop
STL12:57 pmLambert-St Louis
Jan 9
STL5:56 pmLambert-St Louis
4h 44m
1 stop
BDL11:40 pmHartford Bradley Intl
$247
Find similar
Delta
Nov 27
BDL2:15 pmHartford Bradley Intl
5h 20m
1 stop
STL6:35 pmLambert-St Louis
Dec 13
STL5:00 pmLambert-St Louis
5h 36m
1 stop
BDL11:36 pmHartford Bradley Intl
$282
Find similar
Delta
Nov 27
BDL2:15 pmHartford Bradley Intl
5h 20m
1 stop
STL6:35 pmLambert-St Louis
Dec 15
STL10:45 amLambert-St Louis
4h 40m
1 stop
BDL4:25 pmHartford Bradley Intl
$304
Find similar

Frontier flights from Hartford to St. Louis

Our best Frontier deals on Hartford to St. Louis flight tickets
Frontier
Dec 15
BDL2:07 pmHartford Bradley Intl
9h 26m
1 stop
STL10:33 pmLambert-St Louis
Jan 9
STL5:11 pmLambert-St Louis
25h 11m
1 stop
BDL7:22 pmHartford Bradley Intl
$185
Find similar
Frontier
Dec 15
BDL2:07 pmHartford Bradley Intl
9h 26m
1 stop
STL10:33 pmLambert-St Louis
Jan 11
STL10:42 amLambert-St Louis
23h 33m
1 stop
BDL11:15 amHartford Bradley Intl
$198
Find similar
Frontier
Nov 16
BDL1:36 pmHartford Bradley Intl
21h 04m
1 stop
STL9:40 amLambert-St Louis
Nov 20
STL4:13 pmLambert-St Louis
24h 04m
1 stop
BDL5:17 pmHartford Bradley Intl
$199
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from Hartford to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Mon 12/15

2:07 pm-10:33 pm

1 stop9h 26m

Lambert-St Louis

Fri 1/9

5:11 pm-7:22 pm

1 stop25h 11m

$185

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Mon 12/15

2:07 pm-10:33 pm

1 stop9h 26m

Lambert-St Louis

Tue 1/13

5:06 pm-3:05 pm

1 stop20h 59m

$191

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Mon 12/15

2:07 pm-10:33 pm

1 stop9h 26m

Lambert-St Louis

Mon 1/12

8:45 am-11:16 pm

2 stops13h 31m

$192

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Mon 12/15

2:07 pm-10:33 pm

1 stop9h 26m

Lambert-St Louis

Sun 1/11

10:42 am-11:15 am

1 stop23h 33m

$198

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Sun 11/16

1:36 pm-9:40 am

1 stop21h 04m

Lambert-St Louis

Thu 11/20

4:13 pm-5:17 pm

1 stop24h 04m

$199

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Sat 11/15

11:13 am-10:12 am

1 stop23h 59m

Lambert-St Louis

Wed 11/19

7:24 pm-7:32 pm

1 stop23h 08m

$205

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Mon 12/15

2:07 pm-10:33 pm

1 stop9h 26m

Lambert-St Louis

Fri 1/9

7:43 pm-7:22 pm

2 stops22h 39m

$207

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Tue 12/16

6:00 am-12:57 pm

1 stop7h 57m

Lambert-St Louis

Fri 1/9

5:56 pm-11:40 pm

1 stop4h 44m

$247

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Tue 2/3

3:30 pm-9:00 pm

2 stops6h 30m

Lambert-St Louis

Fri 2/6

6:25 am-1:00 pm

1 stop5h 35m

$278

HartfordSt. Louis

BDL - STL

BDLSTL

Hartford Bradley Intl

Thu 11/27

2:15 pm-6:35 pm

1 stop5h 20m

Lambert-St Louis

Sat 12/13

5:00 pm-11:36 pm

1 stop5h 36m

$282

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 cheapest month to fly to St. Louis?

In general, August 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 $296. The month of September is another great option to travel to St. Louis, with average flight prices from Hartford averaging around $356.

How far in advance should I book a flight 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 $382 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 $320 on momondo.

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

As of November 2025, prices for Hartford to St. Louis flights are approximately 161% 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

Direct flights

None
There are no direct flights from Hartford to St. Louis. There are no popular flight routes from Hartford to St. Louis.
Search flight deals

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

    Lambert-St Louis is 947.3 mi away from Hartford Bradley Intl. 5h 20m 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
FrontierPriceFrom $109Free CancellationRating
5.8
3,117 reviews
Search Frontier flights
DeltaPriceFrom $245Free CancellationRating
7.9
8,003 reviews
Search Delta flights
American AirlinesPriceFrom $255Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
SouthwestPriceFrom $279Free CancellationRating
8.0
4,239 reviews
Search Southwest flights
United AirlinesPriceFrom $339Free CancellationRating
7.4
9,002 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
Hermann
Fairview Heights
Florissant
Maryland Heights
O'Fallon
Wentzville
Fenton
Collinsville
St. Peters
Alton
Farmington
Festus
Glencoe
Edwardsville
Clayton
Eureka
Litchfield
Shrewsbury

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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