American AirlinesAA17% on time
live
Direct flights from Miami (MIA) to Santiago (STI): 7 nonstop departures observed each week across 1 airline. 17% of the last 6 operated flights arrived within 15 minutes of schedule. The median arrival is 55 minutes late. No cancellations were recorded across the 6 tracked flights. The nonstop covers 1,221 km, an estimated 2 hours 4 minutes in the air. Measured by Pro Flight Search from live flight boards at Miami and Santiago. Updated 10 September 2026 at 15:23 UTC.
MIA
Miami
heavy · +35
STI
Santiago
tracking
1,221 km · ~2h 04m est.
Runs rough · 1 airline · 7x weekly · nonstop
17% on time
of the last 6 operated MIA → STI flights arrived within 15 minutes
Median arrival delay is +55 min. 0 of 6 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+55 minacross the last 6 operated legs
Flight time~2h 04mestimated from route distance
Weekly departures7x1 direct airline on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
American Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsnext sweep in 120s
How the Miami to Santiago route actually runs
Pro Flight Search records official board updates for nonstop MIA to STI flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Miami (MIA) to Santiago (STI) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/MIA-STI
MIA to STI questions
Is MIA–STI running on time right now?
Some delays possible. The departure side at MIA is the weaker end, route health score 54/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on MIA–STI?
Operators schedule evening departures around 18:56 from MIA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the STI delay card to confirm conditions when you'd arrive.
How long is the flight from MIA to STI?
Great-circle distance is 1,221 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 116–135 min gate-to-gate on this route.
How often does MIA–STI fly?
American Airlines runs the route with about 14 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.
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