5X391 — flight status & live tracker

Track 5X391 in real time on the ScanFlyGo live map. If the aircraft is airborne and within coverage, you’ll see its exact position, altitude, speed and heading along the San José (Alajuela)–Miami route.

✈️ Track 5X391 on the live map

Route

5X391 is operated by United Parcel Service and flies from Juan Santamaría International Airport (SJO/MROC) to Miami International Airport (MIA/KMIA). Compare fares on this route →

Frequently asked questions

How do I track flight 5X391 live?

Open the ScanFlyGo live map for 5X391 to see its current position, altitude and speed in real time. If the flight is airborne and within ADS-B coverage it appears on the map on the San José (Alajuela)–Miami route.

What route does 5X391 fly?

5X391 (United Parcel Service) operates San José (Alajuela) (SJO/MROC) to Miami (MIA/KMIA).

Is flight 5X391 on time?

ScanFlyGo shows live aircraft position rather than airline schedule data. For exact departure and arrival times and delays, check the airline’s website — but the live map tells you instantly whether 5X391 is already in the air and where it is.

Is tracking 5X391 free?

Yes — ScanFlyGo flight tracking is free with no app or account, on desktop and mobile.

Positions come from community ADS-B networks for information and entertainment only — not for navigation. Coverage may be incomplete or delayed.