$123+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — STL
Aug 28 — Sep 41
Round-trip
1 adult, Economy
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Find cheap flights from Hartford to St. Louis with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Best
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One-way
Cheapest flights from Hartford to St. LouisExplore 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 July 29, 2026.
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 July 29, 2026.
This Frontier deal was found by Cheapflights users on 7/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:27 pm
BDL
- STL
1 stop28h 44m
Frontier
Sat 9/55:02 pm
STL
- BDL
1 stop17h 30m
Frontier
Deal found 7/28![Frontier logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:00 am
BDL
- STL
2 stops11h 22m
Multiple Airlines
Sun 9/135:19 pm
STL
- BDL
1 stop19h 59m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:00 am
BDL
- STL
2 stops11h 22m
Multiple Airlines
Mon 8/314:23 pm
STL
- BDL
1 stop21h 27m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:27 pm
BDL
- STL
1 stop28h 44m
Multiple Airlines
Mon 8/316:17 pm
STL
- BDL
2 stops19h 33m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 7/29. 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.
Thu 9/312:55 pm
BDL
- STL
1 stop5h 43m
Delta
Mon 9/75:23 pm
STL
- BDL
1 stop5h 35m
Delta
Deal found 7/29![Delta logo]()
$325
This Southwest deal was found by Cheapflights users on 7/27. 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 9/511:45 am
BDL
- STL
1 stop4h 45m
Southwest
Sun 9/67:20 am
STL
- BDL
1 stop7h 00m
Southwest
Deal found 7/27![Southwest logo]()
$326
This Southwest deal was found by Cheapflights users on 7/27. 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.
Wed 9/233:05 pm
BDL
- STL
2 stops8h 10m
Southwest
Sat 9/266:45 am
STL
- BDL
1 stop4h 35m
Southwest
Deal found 7/27![Southwest logo]()
$330
This Southwest deal was found by Cheapflights users on 7/26. 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.
Fri 9/113:40 pm
BDL
- STL
2 stops7h 50m
Southwest
Tue 9/151:20 pm
STL
- BDL
1 stop5h 55m
Southwest
Deal found 7/26![Southwest logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:00 am
BDL
- STL
1 stop9h 11m
Multiple Airlines
Mon 9/76:17 pm
STL
- BDL
2 stops27h 25m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$340
Best flights from Hartford to St. LouisDiscover carefully curated flight deals from Hartford to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
Discover carefully curated flight deals from Hartford to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
This Southwest deal was found by Cheapflights users on 7/27. 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.
Wed 9/233:05 pm
BDL
- STL
2 stops8h 10m
Southwest
Sat 9/2611:45 am
STL
- BDL
2 stops8h 25m
Southwest
Deal found 7/27![Southwest logo]()
$335
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sat 8/156:00 am
BDL
- STL
1 stop6h 53m
United Airlines
Mon 8/1712:59 pm
STL
- BDL
2 stops10h 00m
United Airlines
Deal found 7/24![United Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 7/24. 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.
Wed 8/129:43 am
BDL
- STL
1 stop4h 31m
Delta
Mon 8/176:25 pm
STL
- BDL
1 stop4h 26m
Delta
Deal found 7/24![Delta logo]()
$421
This Southwest deal was found by Cheapflights users on 7/24. 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.
Fri 8/146:20 pm
BDL
- STL
1 stop4h 45m
Southwest
Wed 8/196:30 am
STL
- BDL
2 stops7h 20m
Southwest
Deal found 7/24![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 7/27. 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.
Tue 9/13:05 pm
BDL
- STL
2 stops7h 35m
Southwest
Fri 9/44:15 pm
STL
- BDL
1 stop5h 00m
Southwest
Deal found 7/27![Southwest logo]()
$364
This United Airlines deal was found by Cheapflights users on 7/26. 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 9/36:00 am
BDL
- STL
2 stops10h 38m
United Airlines
Mon 9/712:59 pm
STL
- BDL
1 stop7h 39m
United Airlines
Deal found 7/26![United Airlines logo]()
$437
This Southwest deal was found by Cheapflights users on 7/26. 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.
Tue 9/156:00 am
BDL
- STL
2 stops7h 10m
Southwest
Fri 9/182:45 pm
STL
- BDL
2 stops6h 30m
Southwest
Deal found 7/26![Southwest logo]()
$369
This Delta deal was found by Cheapflights users on 7/28. 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 8/146:00 am
BDL
- STL
1 stop4h 54m
Delta
Mon 8/176:25 pm
STL
- BDL
1 stop4h 26m
Delta
Deal found 7/28![Delta logo]()
$497
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Sun 10/46:00 am
BDL
- STL
2 stops10h 43m
United Airlines
Sat 10/108:00 am
STL
- BDL
1 stop5h 29m
United Airlines
Deal found 7/25![United Airlines logo]()
$456
This Southwest deal was found by Cheapflights users on 7/25. 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.
Wed 8/128:10 am
BDL
- STL
2 stops8h 00m
Southwest
Mon 8/1711:40 am
STL
- BDL
1 stop5h 00m
Southwest
Deal found 7/25![Southwest logo]()
$438
This Southwest deal was found by Cheapflights users on 7/26. 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.
Fri 8/143:40 pm
BDL
- STL
2 stops7h 25m
Southwest
Mon 8/172:20 pm
STL
- BDL
2 stops6h 50m
Southwest
Deal found 7/26![Southwest logo]()
$525
Last-minute flights from Hartford to St. LouisDiscover last-minute flight deals from Hartford to St. Louis. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from Hartford to St. Louis. Data last updated July 29, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:27 pm
BDL
- STL
1 stop12h 32m
Frontier
Sun 8/94:09 pm
STL
- BDL
1 stop17h 27m
Frontier
Deal found 7/28![Frontier logo]()
$368
This American Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 8/145:02 am
BDL
- STL
1 stop6h 12m
American Airlines
Wed 8/196:00 am
STL
- BDL
1 stop4h 36m
American Airlines
Deal found 7/24![American Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 7/24. 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.
Fri 8/146:20 pm
BDL
- STL
1 stop4h 45m
Southwest
Wed 8/196:30 am
STL
- BDL
2 stops7h 20m
Southwest
Deal found 7/24![Southwest logo]()
$364
This Delta deal was found by Cheapflights users on 7/24. 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.
Sat 8/155:06 pm
BDL
- STL
1 stop4h 36m
Delta
Mon 8/176:25 pm
STL
- BDL
1 stop4h 26m
Delta
Deal found 7/24![Delta logo]()
$335
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 8/196:00 am
BDL
- STL
1 stop4h 39m
United Airlines
Sat 8/226:00 am
STL
- BDL
2 stops7h 05m
United Airlines
Deal found 7/27![United Airlines logo]()
$330
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 8/2511:44 am
BDL
- STL
1 stop6h 22m
United Airlines
Tue 9/110:53 am
STL
- BDL
1 stop6h 27m
United Airlines
Deal found 7/28![United Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:00 am
BDL
- STL
2 stops11h 22m
Multiple Airlines
Mon 8/314:23 pm
STL
- BDL
1 stop21h 27m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:27 pm
BDL
- STL
1 stop28h 44m
Multiple Airlines
Mon 8/316:17 pm
STL
- BDL
2 stops19h 33m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$315
This Southwest deal was found by Cheapflights users on 7/27. 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.
Fri 8/283:40 pm
BDL
- STL
2 stops7h 45m
Southwest
Mon 8/3110:10 am
STL
- BDL
2 stops6h 30m
Southwest
Deal found 7/27![Southwest logo]()
$369
This Frontier deal was found by Cheapflights users on 7/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:27 pm
BDL
- STL
1 stop28h 44m
Frontier
Sat 9/55:02 pm
STL
- BDL
1 stop17h 30m
Frontier
Deal found 7/28![Frontier logo]()
$251
One-way flights from Hartford to St. LouisSearch for one-way flight options from Hartford to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
Search for one-way flight options from Hartford to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/133:16 pm
BDL
- STL
2 stops22h 54m
Frontier
Deal found 7/29![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:00 am
BDL
- STL
2 stops11h 22m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/131:34 pm
BDL
- STL
2 stops24h 36m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:27 pm
BDL
- STL
2 stops29h 55m
Frontier
Deal found 7/25![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:55 pm
BDL
- STL
2 stops13h 45m
Frontier
Deal found 7/26![Frontier logo]()
$154
This Delta deal was found by Cheapflights users on 7/28. 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.
Sat 8/228:00 am
BDL
- STL
1 stop7h 33m
Delta
Deal found 7/28![Delta logo]()
$163
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 8/223:01 pm
BDL
- STL
2 stops7h 59m
United Airlines
Deal found 7/28![United Airlines logo]()
$168
This Frontier deal was found by Cheapflights users on 7/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:27 pm
BDL
- STL
1 stop12h 32m
Frontier
Deal found 7/28![Frontier logo]()
$176
Find 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 July 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $251 (Frontier) |
One-way from | $123 (Kiwi.com) |
Popular in | July |
Cheapest in | November |
Average price | $508 |
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 July 29, 2026.
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
Cheapest round-trip
HartfordSt. Louis
BDL - STL
BDLSTL
Hartford Bradley Intl
Wed 9/23
3:05 pm-10:15 pm
2 stops8h 10m
Lambert-St Louis
Sat 9/26
11:45 am-9:10 pm
2 stops8h 25m
$335
HartfordSt. Louis
BDL - STL
BDLSTL
Hartford Bradley Intl
Fri 8/14
6:20 pm-10:05 pm
1 stop4h 45m
Lambert-St Louis
Wed 8/19
6:30 am-2:50 pm
2 stops7h 20m
$364
HartfordSt. Louis
BDL - STL
BDLSTL
Hartford Bradley Intl
Tue 9/1
3:05 pm-9:40 pm
2 stops7h 35m
Lambert-St Louis
Fri 9/4
4:15 pm-10:15 pm
1 stop5h 00m
$364
HartfordSt. Louis
BDL - STL
BDLSTL
Hartford Bradley Intl
Tue 9/15
6:00 am-12:10 pm
2 stops7h 10m
Lambert-St Louis
Fri 9/18
2:45 pm-10:15 pm
2 stops6h 30m
$369
HartfordSt. Louis
BDL - STL
BDLSTL
Hartford Bradley Intl
Sat 8/15
6:00 am-11:53 am
1 stop6h 53m
Lambert-St Louis
Mon 8/17
12:59 pm-11:59 pm
2 stops10h 00m
$410
Quickest round-trip
HartfordSt. Louis
BDL - STL
BDLSTL
Hartford Bradley Intl
Wed 8/12
9:43 am-1:14 pm
1 stop4h 31m
Lambert-St Louis
Mon 8/17
6:25 pm-11:51 pm
1 stop4h 26m
$421
HartfordSt. Louis
BDL - STL
BDLSTL
Hartford Bradley Intl
Thu 9/3
6:00 am-3:38 pm
2 stops10h 38m
Lambert-St Louis
Mon 9/7
12:59 pm-9:38 pm
1 stop7h 39m
$437
HartfordSt. Louis
BDL - STL
BDLSTL
Hartford Bradley Intl
Wed 8/12
8:10 am-3:10 pm
2 stops8h 00m
Lambert-St Louis
Mon 8/17
11:40 am-5:40 pm
1 stop5h 00m
$438
HartfordSt. Louis
BDL - STL
BDLSTL
Hartford Bradley Intl
Sun 10/4
6:00 am-3:43 pm
2 stops10h 43m
Lambert-St Louis
Sat 10/10
8:00 am-2:29 pm
1 stop5h 29m
$456
HartfordSt. Louis
BDL - STL
BDLSTL
Hartford Bradley Intl
Fri 8/14
6:00 am-9:54 am
1 stop4h 54m
Lambert-St Louis
Mon 8/17
6:25 pm-11:51 pm
1 stop4h 26m
$497
Showing 1-10 of 22 resultsSorted by cheapest first
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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 FlightHub the most. FlightHub 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.
BDL-STL
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?
To ensure you get the cheapest price possible for a flight from Hartford to St. Louis, you should look to book at least 77 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, November is the cheapest month in which you can book a flight from Hartford to St. Louis (average of $371). Flying from Hartford to St. Louis in July is currently the most expensive (average of $508). 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.
How much does it cost to fly round-trip from Hartford to St. Louis?
Airfare is below average for this route at the moment.
Hartford to St. Louis flights typically cost between $304 and $473 in August.The cheapest round-trip price found within the last 5 days was $251 on Frontier (Aug 29-Sep 5).
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 July 29, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Hartford to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington
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Top 4 airlines flying from Hartford to St. Louis
Discover the top 4 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 July 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$406 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$242 | Average$496 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$269 | Average$409 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$283 | Average$437 | FlexibilityNo cancel fee | On-time63% |