$122 Cheap Delta flights Hartford (BDL) to St. Louis (STL)

View $122 flight on Thu, Sep 25, 2025Opens in a new window

$122 Cheap Delta flights Hartford (BDL) to St. Louis (STL)

Prices were available within the past 7 days and start at $122 for one-way flights and $243 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Oct 27 - Mon, Nov 10
BDL
Hartford
STL
St. Louis
$243 Roundtrip, found 6 hours ago
$243
Roundtrip
found 6 hours ago
Select Delta flight, departing Mon, Oct 27 from Hartford to St. Louis, returning Mon, Nov 10, priced at $243 found 6 hours ago
Delta
Mon, Oct 27 - Fri, Oct 31
BDL
Hartford
STL
St. Louis
$280 Roundtrip, found 6 hours ago
$280
Roundtrip
found 6 hours ago
Select Delta flight, departing Mon, Oct 27 from Hartford to St. Louis, returning Fri, Oct 31, priced at $280 found 6 hours ago
Flights from Hartford (BDL) to St. Louis (STL)
Origin airport
Bradley Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Delta
Distance
954 mi

Frequently asked questions

How much is a Delta Air Lines flight from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL)?
Make use of the "Price (lowest to highest)" filter on Expedia to find cheap Delta Air Lines round-trip flights from $243 from BDL to STL. Affordable one-way options from $122 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BDL to STL with Delta Air Lines?
January is one of the least expensive months to travel to St. Louis with Delta Air Lines. You could also find great prices on one-way and return tickets in February.
What is the cheapest time to book flights from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL) with Delta Air Lines?
Search for affordable Delta Air Lines flights from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL) one to three months ahead of your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and itinerary, the best day to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL)?
To find out if there's a direct trip from BDL to STL with Delta Air Lines or another carrier, use our "Nonstop" filter when browsing for tickets.
What is the earliest Delta Air Lines flight from BDL to STL?
Sort your results by "Morning" and "Early Morning" to see the earliest departures from BDL to STL. Leaving early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in St. Louis?
Hop on a Delta Air Lines flight from Bradley Intl. Airport (BDL) to St. Louis, and you'll probably come in to Lambert-St. Louis Intl. Airport (STL). This is the airline's main hub in this city.
Why fly with Delta Air Lines from BDL to STL?
Taking off from BDL to STL with Delta Air Lines comes with a host of benefits, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to use on select future travel purchases. That's in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL)?
It's generally possible to cancel or modify your flight, although there may be a charge if your booking was made more than 24 hours ago. Want to keep your options open? Apply the "No cancel fee" and "Changes included" filters to find flights that won't penalize you if you have to revise your plans. To modify your itinerary, go to "Trips," select your flight and click on "Manage Booking" for more information.

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*Available to One Key members.