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Cheap flights from St Louis (STL) to National/Zaventem (BRU)

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How to find the cheapest flight from
St Louis (STL) to National/Zaventem (BRU)

What is the cheapest day to fly round-trip from St Louis to National/Zaventem?

Departing on a Wednesday is a good option for securing a great price. You can expect to save up to 66% when planning your travel around this day of the week.

How far in advance should I book a flight from St Louis to National/Zaventem?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 33 days in advance, which can save you up to 40% on flights from St Louis to National/Zaventem compared to booking the week you need them. Waiting 33 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $686. For sooner than that we have options available in the next 3 days from $901.

When is the cheapest time to fly from St Louis to National/Zaventem (STL - BRU)?

When flying from St Louis to National/Zaventem, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 38% versus a flight in the afternoon.

Cheap flights from St Louis to National/Zaventem in November, December 2020

The best prices found for STL to BRU flights for November, December
16 Dec - 13 Jan
$962pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
16 Dec - 13 Jan
$1,004pp
STL
Lambert-St Louis
Multiple Airlines
     
3 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis
16 Dec - 13 Jan
$1,233pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis

St Louis to National/Zaventem 2021 flight deals

Cheap flights to National/Zaventem from St Louis found for next year
16 Dec - 13 Jan
$962pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
16 Dec - 13 Jan
$1,004pp
STL
Lambert-St Louis
Multiple Airlines
     
3 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis
16 Dec - 13 Jan
$1,233pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis

Related info for your journey

Useful info, stats and facts about St Louis to National/Zaventem flights.

Flight FAQs

From St Louis to National/Zaventem

Are flight prices decreasing from St Louis to National/Zaventem due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and National/Zaventem for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Lambert-St Louis to Brussels Bruxelles-National to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travelers flying from Lambert-St Louis to Brussels Bruxelles-National are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Lambert-St Louis to Brussels Bruxelles-National have flexible cancellations due to COVID-19?

United Airlines, Delta, and Air Canada are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from St Louis to National/Zaventem for under $1,000 on Cheapflights?

Yes, there are multiple flights from St Louis to National/Zaventem for under $1,000. The cheapest flight booked recently is on Multiple Airlines for just $982, but on average you can expect to pay $1,328.

Are there nonstop flights from St Louis to National/Zaventem for under $1,000 on Cheapflights?

There are no nonstop flights from St Louis to National/Zaventem, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Does it rain more in St Louis or National/Zaventem?

The rainfall in St Louis is generally less than the rainfall in National/Zaventem. This will continue over the next 12 days.

Is St Louis weather warmer or cooler than National/Zaventem?

We forecast the temperature to be around the 90 °F's in July, on average. The temperature in National/Zaventem is generally colder than in St Louis. Book flights in a timely manner in correlation to your departure date.

How long is the flight from St Louis to National/Zaventem?

There are many flights that can get you from St Louis to National/Zaventem in 13h 20m. Fly via Lufthansa, Air Canada, or SAS to get the fastest option. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from St Louis to National/Zaventem round-trip?

Our cheapest airline available from St Louis to National/Zaventem is SAS. Our recent data shows that you can find tickets from as low as $1,016 on this airline. Additional options worth looking into are Air Canada and Lufthansa, starting at $1,459 and $1,467 round-trip. SAS is 7% cheaper than the average price of flights available within the next 90 days to this destination.

Related searches

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Destination information for National/Zaventem

Things to know before you go. Useful info for your trip from St Louis to National/Zaventem
Today's exchange rate
$1 = €0.85
Average temperature for November in National/Zaventem
50.0 °F
Avg rainfall for November in National/Zaventem
2.6 ″

Airports servicing St. Louis

Airports servicing Brussels

Top 4 airlines from St Louis to National/Zaventem

The chart below displays the airlines Cheapflights users traveling from St Louis to National/Zaventem choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
British Airways
$754 $910 No cancel fee 70%
Air Canada
$725 $1,074 No cancel fee 67%
Delta
$484 $1,109 No cancel fee N/A
United Airlines
$769 $1,471 No cancel fee 69%
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