AA5939American Airlines · PHL → BUF
live · 1h ago
Route confirmed American Airlines

AA5939 PhiladelphiaPHL · 02:01 BuffaloBUF · 23:40

AA5939 by American Airlines flies from Philadelphia (PHL) to Buffalo (BUF).

Right nowNext departure tomorrow Operates daily
15:40

scheduled from PHL

Typical gate push−13 minmedian posted departure
Typical arrival−17 minmedian over 3 operations
Wins back in air~4 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 4 operations · gate push → arrival
0+30+60+90 min
10-16
−13 gate · −17 arrival
10-04
+78 arrival
10-03
−6 gate
10-02
−13 gate · −17 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The route today

live boards
PHLPhiladelphiaOn-time likelyPHL delay board →
BUFBuffaloOn-time likelyBUF delay board →
PHL→BUFevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
57%Chance of 15+ min delay
1.6%Chance of cancellation
+32 minAvg hub delay right now

Driven mainly by PHL (Philadelphia), currently flying IFR (instrument). For this route and airline, under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Philadelphia to Buffalo flights today

same route · American Airlines
AA5868departs 08:34
AA5933departs 08:43
AA5800departs 11:00
AA5914departs 12:53
AA5847departs 12:55
AA5935departs 15:20

If AA5939 is cancelled, these are the other American Airlines nonstop flights from Philadelphia to Buffalo on the same day, with scheduled departure times in PHL local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How AA5939 actually runs

Pro Flight Search has tracked every published board update for AA5939 across the PHL and BUF boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: landed -6 min. Not enough to call it.

The verdict above is that record speaking, so it reflects how AA5939 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
10-16PHL 02:01 01:48 (−13)BUF 23:40 23:23 (−17)
10-04PHL BUF 23:40 00:58 (+78)
10-03PHL 02:01 01:55 (−6)BUF
10-02PHL 02:01 01:48 (−13)BUF 23:40 23:23 (−17)

Aircraft

Recent tails: N636AE, N648AE.

Board clocks recorded as PHL and BUF published them.

Planning around AA5939? 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 — AA5939 Philadelphia to Buffalo on-time performance, measured from the PHL and BUF airport boards.

Canonical URL
https://proflightsearch.com/flight/AA5939
How we measure this →