STL is St. Louis Lambert
An airport in the United States. STL is its three-letter IATA code, the one on your boarding pass and bag tag.
- IATA code
- STL
- Airport
- St. Louis Lambert
- Country
- United States
- Region
- Americas
Why is it STL?
The letters S, T and L all appear, in that order, in “St. Louis Lambert”, which makes this one of the easier codes to remember.
Don't mix it up with
These codes look or sound close to STL.
Other airports in the United States
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Common questions
What airport is STL?
STL is the IATA code for St. Louis Lambert in the United States.
What is the airport code for St. Louis Lambert?
The three-letter IATA code for St. Louis Lambert is STL.