AA3309American Airlines · BOS → PHL
live · 13m ago
Route confirmed American Airlines

AA3309 BostonBOS PhiladelphiaPHL

AA3309 by American Airlines flies from Boston (BOS) to Philadelphia (PHL).

Right nowNext departure today Operates daily
17:10

scheduled from BOS

The route today

live boards
BOSBostonOn-time likelyBOS delay board →
PHLPhiladelphiaOn-time likelyPHL delay board →
BOS→PHLevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
41%Chance of 15+ min delay
2.3%Chance of cancellation
+8 minTypical airport delay in this weather

Conditions at BOS and PHL are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records 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 →

Tomorrow on this route

Forecast

Boston to Philadelphia with American Airlines · Sun 1 Nov, local date

Outlook: below usual
Chance a departure is cancelled
0.8%0.2× usual
Chance a departure leaves 60+ min late
9.8%0.6× usual

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 8 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

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 Boston to Philadelphia flights today

same route · American Airlines
AA1540departs 06:00
AA2764departs 07:55
AA2788departs 09:29
AA2743departs 09:30
AA2685departs 11:21
AA2086departs 12:55

If AA3309 is cancelled, these are the other American Airlines nonstop flights from Boston to Philadelphia on the same day, with scheduled departure times in BOS local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How AA3309 actually runs

Pro Flight Search has tracked every published board update for AA3309 across the BOS and PHL boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at BOS and PHL.

The verdict above is that record speaking, so it reflects how AA3309 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around AA3309? 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: AA3309 Boston to Philadelphia on-time performance, measured from the BOS and PHL airport boards.

Canonical URL
https://proflightsearch.com/flight/AA3309
How we measure this →