$100 Cheap Flights from Hartford (BDL) to St. Louis (STL)

View $100 flight on Sat, May 10, 2025Opens in a new window

Popular airlines from Bradley Intl. Airport (BDL) to St. Louis Lambert Intl. Airport (STL)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Find available prices by choosing your travel dates.

Cheap Flights from Hartford to St. Louis (BDL-STL)

Prices were available within the past 7 days and start at $100 for one-way flights and $188 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, May 10 - Sat, May 17
BDL
Hartford
STL
St. Louis
$188 Roundtrip, found 10 hours ago
$188
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Sat, May 10 from Hartford to St. Louis, returning Sat, May 17, priced at $188 found 10 hours ago
Frontier Airlines
Sat, May 10 - Thu, May 15
BDL
Hartford
STL
St. Louis
$198 Roundtrip, found 10 hours ago
$198
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Sat, May 10 from Hartford to St. Louis, returning Thu, May 15, priced at $198 found 10 hours ago
Frontier Airlines
Sun, May 11 - Thu, May 15
BDL
Hartford
STL
St. Louis
$208 Roundtrip, found 10 hours ago
$208
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Sun, May 11 from Hartford to St. Louis, returning Thu, May 15, priced at $208 found 10 hours ago
Frontier Airlines
Sat, Apr 26 - Thu, May 1
BDL
Hartford
STL
St. Louis
$218 Roundtrip, found 10 hours ago
$218
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Sat, Apr 26 from Hartford to St. Louis, returning Thu, May 1, priced at $218 found 10 hours ago
Frontier Airlines
Sat, May 31 - Sat, Jun 7
BDL
Hartford
STL
St. Louis
$228 Roundtrip, found 7 hours ago
$228
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Sat, May 31 from Hartford to St. Louis, returning Sat, Jun 7, priced at $228 found 7 hours ago
Frontier Airlines
Fri, May 23 - Wed, May 28
BDL
Hartford
STL
St. Louis
$230 Roundtrip, found 22 hours ago
$230
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Fri, May 23 from Hartford to St. Louis, returning Wed, May 28, priced at $230 found 22 hours ago
Southwest Airlines
Tue, May 20 - Wed, May 28
BDL
Hartford
STL
St. Louis
$271 Roundtrip, found 22 hours ago
$271
Roundtrip
found 22 hours ago
Select Southwest Airlines flight, departing Tue, May 20 from Hartford to St. Louis, returning Wed, May 28, priced at $271 found 22 hours ago
American Airlines
Tue, May 20 - Tue, May 27
BDL
Hartford
STL
St. Louis
$271 Roundtrip, found 5 hours ago
$271
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Tue, May 20 from Hartford to St. Louis, returning Tue, May 27, priced at $271 found 5 hours ago
Delta
Tue, Jul 1 - Sat, Jul 5
BDL
Hartford
STL
St. Louis
$271 Roundtrip, found 1 hour ago
$271
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jul 1 from Hartford to St. Louis, returning Sat, Jul 5, priced at $271 found 1 hour ago
United
Tue, May 13 - Wed, May 14
BDL
Hartford
STL
St. Louis
$279 Roundtrip, found 4 days ago
$279
Roundtrip
found 4 days ago
Select United flight, departing Tue, May 13 from Hartford to St. Louis, returning Wed, May 14, priced at $279 found 4 days ago

Frequently asked questions

How much does a flight from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL) cost?
Discover the latest flight deals from BDL to STL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BDL to STL?
The cheapest flights from BDL to STL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BDL to STL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from BDL to STL. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL)?
You’ll have to hop on a flight with a layover if you’re traveling from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL). Direct flights don’t operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from BDL to STL?
Usually you’ll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL)?
Choose a flight from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Booking your ticket from BDL to STL just before your trip is typically more expensive. But if there’s some wiggle room with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a BDL to STL flight and hotel package?
Compared with arranging hotels and flights separately, booking a BDL to STL flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place will take the hassle out of travel planning. Simply secure your flights and select from our wide range of stays, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Bradley Intl. Airport (BDL) to Lambert-St. Louis Intl. Airport (STL)?
If you reserved your BDL to STL flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.
*Available to One Key members.