$120 Cheap Flights from Burlington (BRL) to St. Louis (STL)

View $120 flight on Tue, Aug 26, 2025Opens in a new window

Popular airlines from Burlington, IA (BRL-Southeast Iowa Regional) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Burlington to St. Louis (BRL-STL)

Prices were available within the past 7 days and start at $120 for one-way flights and $240 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Contour Airlines
Tue, Aug 12 - Tue, Aug 19
BRL
Burlington
STL
St. Louis
$240 Roundtrip, found 1 hour ago
$240
Roundtrip
found 1 hour ago
Select Contour Airlines flight, departing Tue, Aug 12 from Burlington to St. Louis, returning Tue, Aug 19, priced at $240 found 1 hour ago
Contour Airlines
Tue, Aug 12 - Thu, Aug 21
BRL
Burlington
STL
St. Louis
$243 Roundtrip, found 1 hour ago
$243
Roundtrip
found 1 hour ago
Select Contour Airlines flight, departing Tue, Aug 12 from Burlington to St. Louis, returning Thu, Aug 21, priced at $243 found 1 hour ago
Contour Airlines
Thu, Sep 18 - Mon, Sep 22
BRL
Burlington
STL
St. Louis
$246 Roundtrip, found 4 days ago
$246
Roundtrip
found 4 days ago
Select Contour Airlines flight, departing Thu, Sep 18 from Burlington to St. Louis, returning Mon, Sep 22, priced at $246 found 4 days ago
Contour Airlines
Wed, Aug 6 - Thu, Aug 7
BRL
Burlington
STL
St. Louis
$249 Roundtrip, found 1 day ago
$249
Roundtrip
found 1 day ago
Select Contour Airlines flight, departing Wed, Aug 6 from Burlington to St. Louis, returning Thu, Aug 7, priced at $249 found 1 day ago
Contour Airlines
Tue, Jul 29 - Sat, Aug 9
BRL
Burlington
STL
St. Louis
$250 Roundtrip, found 1 day ago
$250
Roundtrip
found 1 day ago
Select Contour Airlines flight, departing Tue, Jul 29 from Burlington to St. Louis, returning Sat, Aug 9, priced at $250 found 1 day ago
Contour Airlines
Thu, Oct 2 - Tue, Oct 14
BRL
Burlington
STL
St. Louis
$252 Roundtrip, found 5 days ago
$252
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Thu, Oct 2 from Burlington to St. Louis, returning Tue, Oct 14, priced at $252 found 5 days ago
Contour Airlines
Thu, Oct 2 - Thu, Oct 16
BRL
Burlington
STL
St. Louis
$255 Roundtrip, found 5 days ago
$255
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Thu, Oct 2 from Burlington to St. Louis, returning Thu, Oct 16, priced at $255 found 5 days ago
Contour Airlines
Tue, Sep 30 - Tue, Oct 14
BRL
Burlington
STL
St. Louis
$258 Roundtrip, found 5 days ago
$258
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Tue, Sep 30 from Burlington to St. Louis, returning Tue, Oct 14, priced at $258 found 5 days ago
Contour Airlines
Tue, Sep 30 - Thu, Oct 16
BRL
Burlington
STL
St. Louis
$261 Roundtrip, found 5 days ago
$261
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Tue, Sep 30 from Burlington to St. Louis, returning Thu, Oct 16, priced at $261 found 5 days ago
Contour Airlines
Tue, Aug 12 - Fri, Aug 22
BRL
Burlington
STL
St. Louis
$270 Roundtrip, found 1 hour ago
$270
Roundtrip
found 1 hour ago
Select Contour Airlines flight, departing Tue, Aug 12 from Burlington to St. Louis, returning Fri, Aug 22, priced at $270 found 1 hour ago
Flights from Burlington (BRL) to St. Louis (STL)
Origin airport
Southeast Iowa Regional
Destination airport
Lambert-St. Louis Intl.
Roundtrip price
$240
Distance
146 mi

Burlington to St. Louis Flights

The cheapest times to fly from Burlington to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Burlington to St. Louis are during the month of August. You can find some of the cheapest flights from Burlington to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Burlington to St. Louis

Sunday is one of the best days to book for cheap flights from Burlington to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Burlington to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Burlington to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $120 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Burlington to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Burlington to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL) cost?
Cheap round-trip fares from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL) start from $108. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Southern Airways flight leaving BRL on July 18 2025 and touching down at STL. The price was last updated on July 9 2025 and has not changed since.
What is the cheapest month to fly from BRL to STL?
The cheapest flights from BRL 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.
Which airlines fly direct from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL)?
If you're departing from Southeast Iowa Regional Airport (BRL), you can jump on a nonstop flight to Lambert-St. Louis Intl. Airport (STL) with Southern Airways Express.
What is the cheapest airline that flies from BRL to STL?
Right now, the cheapest airline offering one-way flights from BRL to STL is Southern Airways. You can book a seat on this route from $54. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BRL on August 8 2025. Prices were last updated on July 9 2025 and have not changed since.
How many flights per day from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL)?
On average, you'll only find 1 nonstop flight taking off from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL) every day. If this doesn't work with your itinerary, check out flights with layovers. Just filter your search on Expedia to include one stop or more to find a better alternative.
What are the most popular departure times for flights from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL)?
More people fly between BRL and STL at 10 AM than at any other point in the day. Rather skip the crowds? Travel outside of rush hours and there's a chance you'll save on your fare as well.
What day of the week has the most flights from BRL to STL?
If you jet off on a Friday, you'll get the greatest range of options for flights from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL).
What is the earliest flight from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL)?
Hop on the earliest flight at around 10:30AM UTC-6, heading out of Southeast Iowa Regional Airport (BRL). You'll be traveling for approximately 1h 15m, coming in to land at Lambert-St. Louis Intl. Airport (STL) at approximately 11:45AM UTC-6.
How long does it take to fly from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL)?
Typically, it takes 1 hour and 15 minutes to cover the 150 mi from BRL to STL.
What is the best time to fly from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL)?
To avoid possible delays on the Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL) route, aim to fly before 3 PM. Flights after this time have a 22% higher chance of being 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.
What airports do you fly into for St. Louis from Southeast Iowa Regional Airport (BRL)?
Compare your flight options from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL). This is the only airport in St. Louis you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Holding off until just before your departure to book your flight from BRL to STL generally means paying more. While you might find some last-minute deals, they're not always guaranteed. Allow some flexibility in your schedule to boost your chances of landing a bargain.
Is it cheaper to book a BRL to STL flight and hotel package?
You'll generally save money by booking a BRL to STL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your preferred flights and accommodations, you can add extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Southeast Iowa Regional Airport (BRL) to Lambert-St. Louis Intl. Airport (STL)?
Typically, it's possible to reschedule or cancel your BRL to STL flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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