MEX / MMMX
1931
3 supported carriers
139, 865, 873
Mexico City International Airport
Why It Matters
Cargo relevance for tracking
MEX matters because Aeromexico Cargo and MasAir both point back to Mexico City, but the airport also sits inside a wider cargo system that now includes off-airport and secondary-airport handling decisions. A shipment can still be commercially tied to MEX even when some dedicated cargo activity has shifted elsewhere.
For tracking purposes, Mexico City is the kind of airport where airline ownership of the AWB prefix matters more than a single arrival scan. High altitude, congestion, and local handling choices all affect when the next public update appears.
Cargo Flow
How cargo usually moves through MEX
MEX usually sees cargo arrive by truck from forwarders, shippers, or another airport station, then move through document checks, security screening, and warehouse acceptance before it ever gets near an aircraft. At Mexico City International Airport, that handoff often means the freight is accepted into Aeroméxico Cargo, MasAir Cargo, and AeroUnion Air Cargo workflows, where the AWB, piece count, weight, and destination all need to line up before build-up starts.
At airports like MEX, a lot of cargo still rides in the belly hold of passenger aircraft, so timing depends on both warehouse handling and the passenger flight schedule. After arrival, the freight is unloaded, checked, moved into an import shed, and either transferred onward, presented to customs, or released to a local handler once the paperwork is complete.
Acceptance
Cargo usually reaches MEX by truck or feeder flight, then enters a cargo terminal where staff verify the AWB, weight, pieces, labels, and any special handling notes.
Screening And Build-Up
After acceptance, freight is screened, sorted, and built into pallets or ULD containers. Dangerous goods, perishables, valuables, and pharma shipments may follow stricter handling lanes.
Ramp Loading
Once the flight is ready, the cargo unit is staged near the aircraft, loaded onto the ramp dollies or loaders, and matched against the load plan so it leaves on the correct sector.
Breakdown And Transfer
When freight lands, handlers unload it, scan it into the warehouse, break down the ULD if needed, and decide whether it is for local release or for another outbound connection from MEX.
Customs And Release
The last visible airport phase is usually customs presentation, broker processing, or handover to a consignee trucker. That is why an airport scan can be followed by a long quiet period before final delivery starts.
Airlines
Airlines strongly tied to MEX
Context And History
History, trivia, and notable moments
History
- Mexico City airport traces its civil history back to 1931.
- The airport long served as the undisputed primary cargo gateway of the Mexican capital region.
- Government policy in 2023 pushed dedicated cargo operations toward Felipe Angeles International, changing the MEX cargo story without making the airport irrelevant.
Trivia
- MEX altitude is part of the cargo conversation because payload and scheduling decisions are not exactly the same as at sea-level hubs.
- Parcels users often search MEX after seeing Aeromexico, MasAir, or a Mexico customs pause in the route.
- A Mexico City scan does not always mean the cargo will stay inside the same airport ecosystem for the next step.
Notable events
- MEX spent decades as the dominant cargo airport for central Mexico.
- The 2023 cargo-policy shift changed how operators use the valley airport system.
- The airport still matters because the city name and carrier mix create enormous tracking demand.
Related AWB Prefixes
Useful prefixes for MEX
Related Airports
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