The IATA code for Blue Grass Airport, Lexington is LEX; ICAO KLEX.
Medium airport in Kentucky, United States with scheduled service. This page lists every code the source records, the location and elevation, the CBP port-of-entry code, the Airlift lane guides for United States and how to get an air freight quote through LEX.
CBP Schedule D code4184Port-of-entry page →goes in the port field of CBP Form 7501 (not the IATA code)
Which code to use for LEX on air freight documents
Put LEX on the air waybill, the booking and the flight schedule for Blue Grass Airport, Lexington. The four-letter ICAO code KLEX identifies the same airport in flight plans and air-traffic control and does not appear on cargo paperwork.
The code also sets where your rate applies: a forwarder quotes airport-to-airport between two IATA codes unless the booking is door-to-door.
For a US import, Blue Grass Airport is also a customs port of entry. The Census Schedule D list names it as port 4184, and that four-digit code, not LEX, goes in the port field of CBP Form 7501. Airlift coordinates entry filing through our licensed broker network.
Airlift lane guides to United States
Each lane guide covers the ports and airports on the corridor, typical schedule-dependent transit ranges from Airlift's own shipment history, commodity notes and customs requirements. Where a guide has an air freight section, the link goes straight to it.
The IATA code for Blue Grass Airport, Lexington is LEX; ICAO KLEX. The three-letter IATA code is the one used on air waybills, bookings and schedules; the four-letter ICAO code is used in flight plans and air-traffic control. Source: OurAirports, fetched 2026-09-18.
Airport data: OurAirports, fetched 2026-09-18 — released into the public domain (ourairports.com/data). CBP Schedule D code: U.S. Census Bureau Schedule D district/port list, April 2025 — Census list, cross-checked against CBP's ACE Appendix E, which lists this code. Reviewed September 2026.
Get an air freight quote to LEX
Send us the other end of the journey, the cargo, the number of pieces, the dimensions and the gross weight, and we will come back with a rate and a routing. Airlift USA books air freight on the Asia–US lanes it serves, with origin handling through its own offices in India, Bangladesh, Vietnam and Cambodia and through its partner network elsewhere; customs clearance is coordinated through our licensed broker network. Transit times we quote are typical and schedule-dependent.
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