St. Louis (STL) → Luxembourg (LUX)
About St. Louis to Luxembourg Flights
Discover the best flights from St. Louis to Luxembourg, covering 7,253 km in approximately 9h 34m. St. Louis (STL) to Luxembourg (LUX) is one of the major long-haul routes connecting United States and Luxembourg. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from St. Louis to Luxembourg.
12-Month Price History
Flight prices from St. Louis to Luxembourg vary significantly throughout the year. February typically offers the best deals with average prices around $1317, while July sees the highest prices, averaging $2225. Savvy travelers can save up to 41% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
83 days
For best prices
Booking Tips
For the best prices on St. Louis to Luxembourg flights, we recommend booking 113 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
United Airlines UA | $1780 | $7090 | $10570 |
Luxair LG | $1900 | $6280 | $10140 |
Cargolux CV | $1970 | $6470 | $11510 |
Delta Air Lines DL | $2030 | $7180 | $10230 |
Luxair LG | $2240 | $8200 | $10080 |
American Airlines AA | $2260 | $8140 | $11200 |
British Airways BA | $2300 | $7090 | $12450 |
United Airlines
UA
Economy
$1780
Business
$7090
First
$10570
Luxair
LG
Economy
$1900
Business
$6280
First
$10140
Cargolux
CV
Economy
$1970
Business
$6470
First
$11510
Delta Air Lines
DL
Economy
$2030
Business
$7180
First
$10230
Luxair
LG
Economy
$2240
Business
$8200
First
$10080
American Airlines
AA
Economy
$2260
Business
$8140
First
$11200
British Airways
BA
Economy
$2300
Business
$7090
First
$12450
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
St. Louis → Frankfurt
St. Louis Lambert International (STL) to Frankfurt (FRA)
Distance: 7,372 km
Average price: $1568
St. Louis → Brussels
St. Louis Lambert International (STL) to Brussels (BRU)
Distance: 7,076 km
Average price: $1510
St. Louis → Dusseldorf
St. Louis Lambert International (STL) to Düsseldorf (DUS)
Distance: 7,191 km
Average price: $1532
St. Louis → Cologne
St. Louis Lambert International (STL) to Cologne Bonn (CGN)
Distance: 7,238 km
Average price: $1541
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Frequently Asked Questions
How long is the flight from St. Louis to Luxembourg?
The flight time from St. Louis (STL) to Luxembourg (LUX) is approximately 9 hours and 34 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between St. Louis and Luxembourg?
The aerial distance between St. Louis and Luxembourg is 7,253 kilometers (4,507 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from St. Louis to Luxembourg?
Several airlines operate flights between St. Louis and Luxembourg, including Luxair, Luxair, Cargolux and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from St. Louis to Luxembourg?
Based on historical data, February typically offers the lowest airfares for flights from St. Louis to Luxembourg. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Luxembourg?
For the best prices on St. Louis to Luxembourg flights, we recommend booking 168 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from St. Louis to Luxembourg?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to Luxembourg should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between St. Louis and Luxembourg?
St. Louis operates on America/Chicago time zone, while Luxembourg is in the Europe/Luxembourg time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.