$500 Cheap Flights from Belem (BEL) to St. Louis (STL)

View $500 flight on Tue, Nov 18, 2025Opens in a new window

Popular airlines from Belem (BEL-Val de Cans Intl.) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Belem to St. Louis (BEL-STL)

Prices were available within the past 7 days and start at $500 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Val de Cans Intl. Airport (BEL) to Lambert-St. Louis Intl. Airport (STL) cost?
Secure a cheap one-way flight from $500 or cheap return flight from Val de Cans Intl. Airport (BEL) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Val de Cans Intl. Airport (BEL) to Lambert-St. Louis Intl. Airport (STL)?
Planning your getaway for may help you find better deals, as it's the cheapest month for flights between BEL and STL. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Val de Cans Intl. Airport (BEL) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline that'll fly you from BEL to STL, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Val de Cans Intl. Airport (BEL) to Lambert-St. Louis Intl. Airport (STL)?
Nonstop flights from Val de Cans Intl. Airport (BEL) to Lambert-St. Louis Intl. Airport (STL) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BEL to STL?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Val de Cans Intl. Airport (BEL) to Lambert-St. Louis Intl. Airport (STL)?
To land at Lambert-St. Louis Intl. Airport (STL) without delays, select a flight that leaves Val de Cans Intl. Airport (BEL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Val de Cans Intl. Airport (BEL) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from BEL to STL are typically more expensive. To secure the lowest rates, start looking for flights ahead of time. That said, if you're flexible with your travel plans, it's possible to score a cheap ticket right before you leave.
Is it cheaper to book a BEL to STL flight and hotel package?
Booking a BEL to STL flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our wide range of hotels and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Val de Cans Intl. Airport (BEL) to Lambert-St. Louis Intl. Airport (STL)?
Typically, it's possible to reschedule or cancel your BEL to STL flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Val de Cans Intl.
Destination airport
Lambert-St. Louis Intl.
Distance
3839 mi

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Belem to St. Louis Flights

The cheapest times to fly from Belem 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 Belem to St. Louis are during the month of . You can find some of the cheapest flights from Belem to St. Louis with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Belem 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 Belem 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 Belem to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $500 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 Belem 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 Belem 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.

 

Belem to St. Louis Flights

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