QUICK ANSWER
AeroTrain begins just beyond the TSA screening checkpoints.
01
Fast station hops
Dulles describes travel between stations as less than two minutes.
02
International arrivals
Most international arrivals do not immediately use the normal AeroTrain route because they must clear U.S. customs first.
03
Future changes
Dulles is expanding and modernizing; use current airport maps for the exact concourse route.
Frequently asked questions
Is AeroTrain inside security?
Yes. The Terminal station is beyond TSA screening.
Do international arrivals use AeroTrain?
Most international arrivals first follow the U.S. customs process.
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Sources and verification
Time-sensitive airport, airline, visa, security and transport details should always be confirmed with the relevant official source before travel.