St. Louis (STL) → Cologne (CGN)
About St. Louis to Cologne Flights
Discover the best flights from St. Louis to Cologne, covering 7,238 km in approximately 9h 33m. St. Louis (STL) to Cologne (CGN) is one of the major long-haul routes connecting United States and Germany. 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 Cologne.
12-Month Price History
Flight prices from St. Louis to Cologne vary significantly throughout the year. February typically offers the best deals with average prices around $1380, while July sees the highest prices, averaging $2334. 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
158 days
For best prices
Booking Tips
For the best prices on St. Louis to Cologne flights, we recommend booking 162 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 | $1840 | $7050 | $12050 |
Air France AF | $2110 | $6840 | $10410 |
American Airlines AA | $2150 | $6480 | $12290 |
British Airways BA | $2300 | $7130 | $11090 |
Lufthansa LH | $2310 | $8020 | $12030 |
Emirates EK | $2490 | $8040 | $15010 |
Delta Air Lines DL | $2490 | $6890 | $12890 |
United Airlines
UA
Economy
$1840
Business
$7050
First
$12050
Air France
AF
Economy
$2110
Business
$6840
First
$10410
American Airlines
AA
Economy
$2150
Business
$6480
First
$12290
British Airways
BA
Economy
$2300
Business
$7130
First
$11090
Lufthansa
LH
Economy
$2310
Business
$8020
First
$12030
Emirates
EK
Economy
$2490
Business
$8040
First
$15010
Delta Air Lines
DL
Economy
$2490
Business
$6890
First
$12890
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 → Luxembourg
St. Louis Lambert International (STL) to Luxembourg-Findel (LUX)
Distance: 7,253 km
Average price: $1544
St. Louis → Dusseldorf
St. Louis Lambert International (STL) to Düsseldorf (DUS)
Distance: 7,191 km
Average price: $1532
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Frequently Asked Questions
How long is the flight from St. Louis to Cologne?
The flight time from St. Louis (STL) to Cologne (CGN) is approximately 9 hours and 33 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 Cologne?
The aerial distance between St. Louis and Cologne is 7,238 kilometers (4,497 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from St. Louis to Cologne?
Several airlines operate flights between St. Louis and Cologne, including American Airlines, Delta Air Lines, United Airlines 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 Cologne?
Based on historical data, February typically offers the lowest airfares for flights from St. Louis to Cologne. 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 Cologne?
For the best prices on St. Louis to Cologne flights, we recommend booking 165 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from St. Louis to Cologne?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to Germany 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 Cologne?
St. Louis operates on America/Chicago time zone, while Cologne is in the Europe/Berlin time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.