$523 Cheap Flights from Belgrade (BEG) to St. Louis (STL)

View $523 flight on Fri, Jan 30, 2026Opens in a new window

Popular airlines from Nikola Tesla Airport (BEG) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Belgrade to St. Louis (BEG-STL)

Prices were available within the past 7 days and start at $523 for one-way flights and $821 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Serbia
Fri, Jan 16 - Sat, Jan 24
BEG
Belgrade
STL
St. Louis
$821 Roundtrip, found 3 days ago
$821
Roundtrip
found 3 days ago
Select Air Serbia flight, departing Fri, Jan 16 from Belgrade to St. Louis, returning Sat, Jan 24, priced at $821 found 3 days ago
Air Serbia
Fri, Jan 16 - Fri, Jan 30
BEG
Belgrade
STL
St. Louis
$834 Roundtrip, found 3 days ago
$834
Roundtrip
found 3 days ago
Select Air Serbia flight, departing Fri, Jan 16 from Belgrade to St. Louis, returning Fri, Jan 30, priced at $834 found 3 days ago
Delta
Sat, Jan 17 - Sun, Jan 18
BEG
Belgrade
STL
St. Louis
$845 Roundtrip, found 3 days ago
$845
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Jan 17 from Belgrade to St. Louis, returning Sun, Jan 18, priced at $845 found 3 days ago
Delta
Wed, Jan 14 - Sun, Jan 18
BEG
Belgrade
STL
St. Louis
$901 Roundtrip, found 5 days ago
$901
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Jan 14 from Belgrade to St. Louis, returning Sun, Jan 18, priced at $901 found 5 days ago
Delta
Fri, Jan 16 - Sun, Jan 18
BEG
Belgrade
STL
St. Louis
$903 Roundtrip, found 3 days ago
$903
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Jan 16 from Belgrade to St. Louis, returning Sun, Jan 18, priced at $903 found 3 days ago
Delta
Fri, Jan 16 - Wed, Jan 21
BEG
Belgrade
STL
St. Louis
$904 Roundtrip, found 3 days ago
$904
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Jan 16 from Belgrade to St. Louis, returning Wed, Jan 21, priced at $904 found 3 days ago
Delta
Mon, Nov 24 - Sat, Dec 6
BEG
Belgrade
STL
St. Louis
$907 Roundtrip, found 1 day ago
$907
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Nov 24 from Belgrade to St. Louis, returning Sat, Dec 6, priced at $907 found 1 day ago
Air Canada
Fri, Feb 6 - Sat, Feb 21
BEG
Belgrade
STL
St. Louis
$907 Roundtrip, found 4 days ago
$907
Roundtrip
found 4 days ago
Select Air Canada flight, departing Fri, Feb 6 from Belgrade to St. Louis, returning Sat, Feb 21, priced at $907 found 4 days ago
Lufthansa
Fri, Nov 7 - Fri, Mar 27
BEG
Belgrade
STL
St. Louis
$913 Roundtrip, found 10 hours ago
$913
Roundtrip
found 10 hours ago
Select Lufthansa flight, departing Fri, Nov 7 from Belgrade to St. Louis, returning Fri, Mar 27, priced at $913 found 10 hours ago
Austrian Airlines
Fri, Nov 7 - Fri, Mar 27
BEG
Belgrade
STL
St. Louis
$921 Roundtrip, found 10 hours ago
$921
Roundtrip
found 10 hours ago
Select Austrian Airlines flight, departing Fri, Nov 7 from Belgrade to St. Louis, returning Fri, Mar 27, priced at $921 found 10 hours ago

Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $907
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $907

Frequently asked questions

How much does a flight from Nikola Tesla Airport (BEG) to Lambert-St. Louis Intl. Airport (STL) cost?
Grab a cheap one-way flight from $523 or cheap return flight from $821 from Nikola Tesla Airport (BEG) 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 Nikola Tesla Airport (BEG) to Lambert-St. Louis Intl. Airport (STL)?
January is the most affordable month to fly from BEG to STL. Traveling during an off-peak travel window is often the key to finding a great deal.
What is the cheapest airline that flies from Nikola Tesla Airport (BEG) to Lambert-St. Louis Intl. Airport (STL)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest BEG to STL flight.
How many flights per day from Nikola Tesla Airport (BEG) to Lambert-St. Louis Intl. Airport (STL)?
There aren't any daily nonstop flights departing from Nikola Tesla Airport (BEG) to Lambert-St. Louis Intl. Airport (STL). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from BEG to STL?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Nikola Tesla Airport (BEG) to Lambert-St. Louis Intl. Airport (STL)?
To arrive at Lambert-St. Louis Intl. Airport (STL) on time, choose a flight that leaves Nikola Tesla Airport (BEG) before 3 PM. The chance 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 Nikola Tesla Airport (BEG) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from BEG to STL are typically more expensive. To secure the cheapest rates, start looking for flights as soon as possible. That said, if your travel plans are flexible, you may land a cheap fare right before you leave.
Is it cheaper to book a BEG to STL flight and hotel package?
You'll generally save money by booking a BEG to STL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your ideal accommodations and flights, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Nikola Tesla Airport (BEG) to Lambert-St. Louis Intl. Airport (STL)?
In most cases, you can cancel or reschedule your BEG to STL flight. However, additional fees may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need further details, visit our Customer Service portal.

Travel information

Origin airport
Nikola Tesla
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Air Canada, Air France, Austrian Airlines, Delta, KLM, Lufthansa, United
Roundtrip price
$821
Distance
5234 mi

Book with confidence

Belgrade to St. Louis Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Belgrade 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 Belgrade 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 Belgrade to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $523 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 Belgrade 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 Belgrade 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.

 

Belgrade to St. Louis Flights

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*Available to One Key members.