Flights AA4391 varies daily
Direct flights from Madison (MSN) to Boston (BOS): 14 nonstop departures observed each week across 2 airlines. The median arrival is 27 minutes late. No cancellations were recorded across the 4 tracked flights. The nonstop covers 1,496 km, an estimated 2 hours 25 minutes in the air. Measured by Pro Flight Search from live flight boards at Madison and Boston. Updated 12 September 2026 at 14:00 UTC.
route health from live MSN and BOS delay boards
Median arrival delay is +27 min. 0 of 4 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
The week
scheduled departures · origin local timeEach 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 daysFlights DL5849 18:54 Tu We Th Fr Sa · DL5603 19:19 daily
History
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 Madison to Boston route actually runs
Pro Flight Search records official board updates for nonstop MSN to BOS 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
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — Madison (MSN) to Boston (BOS) route reliability, measured from operated flights on official airport boards.
https://proflightsearch.com/search-flights/MSN-BOS
MSN to BOS questions
Is MSN–BOS running on time right now?
Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.
How long is the flight from MSN to BOS?
Great-circle distance is 1,496 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 136–158 min gate-to-gate on this route.
How often does MSN–BOS fly?
2 carriers operate this route, around 19 flights a week between them. Compare carrier days and times in the airline list above.
What does the route health score measure?
A blend of departure-side delay at MSN and arrival-side delay at BOS, computed from rolling delay windows (refreshed every 40 minutes) with a daily-rollup fallback. Current MVFR, IFR, or LIFR endpoint weather caps the score when flight rules can limit throughput. Higher is healthier: 100 means operations are clean at both ends.