Fix AI aircraft not parking at airport gates by checking stand size, taxi links, scenery conflicts, static aircraft and traffic density.
AI aircraft usually fail to park at airport gates because the stand is too small or has the wrong type, the taxi route is disconnected, another airport file overrides the layout, or no compatible gate is free. Static aircraft, excessive traffic and competing traffic injectors can also consume or misassign parking.
Across Microsoft Flight Simulator 2020 and 2024, FSX, Prepar3D and X-Plane, the labels differ but the underlying logic is similar. AI traffic does not inspect painted stand markings or the terminal model; it reads parking and taxi-route data from the active airport scenery.
What makes an airport gate valid for AI traffic?
An AI-compatible gate must exist in the active airport data, fit the aircraft, have an acceptable parking type and connect to the taxi network.
| Simulator | Airport data that controls parking | Typical conflict |
|---|---|---|
| MSFS 2020 and 2024 | Parking-spot size and type, airline codes where supported, and connected taxi paths | An add-on airport, enhancement package or generated static traffic conflicts with the intended layout |
| FSX, FS2004 and Prepar3D | Airport BGL or AFCAD parking radius, type, code and taxi links | Two active airport files define the same ICAO differently |
| X-Plane | Ramp-start size, type and operation, plus the taxi-route network | Scenery ordering or a traffic plug-in interprets the ramp data differently |
In FSX and Prepar3D, “AFCAD” is commonly used as shorthand for the airport layout containing gates, ramps and taxi links. The corrected airport layouts in our FSX AFCAD library show the type of parking and routing changes that can restore AI gate use.
How do you fix AI aircraft not parking at gates?
Fix the problem by isolating scenery conflicts first, then checking gate capacity, stand compatibility and taxi connectivity in that order.
- Determine whether it affects one airport. Test another default airport with the same aircraft and traffic source. If AI parks elsewhere, the original airport layout is at fault; if it fails everywhere, inspect the traffic system, density settings and AI models.
- Create some free parking capacity. Temporarily lower AI traffic and parked-aircraft density, disable generated static aircraft, and test at a quiet time. Decorative aircraft built into scenery may not reserve a stand logically, so they can also cause AI to overlap apparently occupied gates rather than avoid them.
- Remove duplicate airport definitions. Disable older airport enhancements and test with either the default airport or one add-on version, not both. In FSX and Prepar3D, search the active scenery layers for multiple airport BGL files using the same ICAO. In MSFS, disable packages that modify the same airport or surrounding region.
- Check the parking-space match. The stand must accommodate the AI model's required size and use a suitable category such as gate, cargo or ramp. A heavy airliner will ignore a stand defined only for a smaller aircraft, even when the painted gate looks large enough.
- Inspect the taxi connection. A parking node needs an uninterrupted path to the main taxi network. Repair orphaned parking links, missing junctions, unusable one-way sections and paths that stop short of the stand. Aircraft that land and then vanish often have no valid route from the runway to parking.
- Use one primary traffic system. Built-in traffic, live traffic and external injectors can collectively overfill an airport or create duplicate aircraft. For MSFS 2024, our explanation of traffic sources, static density and injector conflicts covers how to avoid that overlap. Our Prepar3D AI traffic setup notes explain the equivalent scheduling and airport-route checks in P3D.
- Reload the airport after each change. Gate assignments are often made when traffic spawns. Editing scenery or reducing density may not relocate aircraft that already exist in the session, so restart the flight before judging the result.
Change one factor at a time. Disabling every traffic and scenery package at once may make the symptom disappear, but it will not identify which airport file, injector or setting caused it.
Why do AI airliners use remote stands instead?
AI airliners use remote stands when those positions are the closest valid match and the terminal gates are occupied, too small, incorrectly typed or inaccessible.
Parking logic normally prioritises technical compatibility over the terminal's painted airline branding. Do not enlarge every gate simply to force an aircraft into place: that can send wide-body traffic into regional stands and create wing overlaps. Match each parking radius or size class to the physical stand and use remote parking as legitimate overflow.
Do airline parking codes guarantee the correct gate?
Airline parking codes are usually preferences rather than an absolute guarantee, and some traffic systems ignore them or apply their own assignment rules. The aircraft still needs a compatible gate size, parking type and taxi route; if the coded stand is unavailable, the simulator may select another gate or a remote ramp.
Why does an AI aircraft disappear after landing?
An AI aircraft may disappear after landing when the simulator cannot find a valid parking space or continuous taxi route, or when the traffic injector deliberately removes it.
If this always happens at one airport, inspect that airport's parking nodes and taxi links. If it occurs across many airports, reduce traffic density and check the injector's culling, arrival and ground-time behaviour. A missing repaint or model can prevent traffic from appearing at all, but it does not normally explain an aircraft that completes its flight and disappears only after touchdown.
Does a stationary jetway mean the gate is broken?
No; AI parking assignment and jetway animation are separate systems.
An aircraft can occupy a correctly defined gate even when the jetway does not move, while an animated jetway cannot make an invalid stand usable. In MSFS 2020, use our jetway-specific scenery and stand checks if the aircraft parks correctly but the bridge remains stationary.