AA729American Airlines · LHR → PHL

live · 18m ago

Route confirmed American Airlines

AA729 LondonLHR · 10:35 PhiladelphiaPHL · 13:40

AA729 by American Airlines flies from London (LHR) to Philadelphia (PHL) for the Wed, Nov 11 departure.

Right nowEn route to Philadelphia · off blocks 11:04 · 29 min late

13:21

estimated arrival at PHL · local time · ~2h 38m from now

En routeAA729 · position estimated

LHRLondonPHLPhiladelphia

Estimated from the boardsarr 13:21

Board estimate · gate and arrival times. Off blocks 11:04 · typical taxi-out at LHR ≈ 12.8 min. No receiver coverage over open ocean.

⚖ AA729 typically leaves +28 and lands −22. The air wins minutes back.

Typical gate push+28 minmedian posted departure

Typical arrival−22 minmedian over 12 operations

Wins back in air~50 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 12tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival

0+30+60+90 min

11-11

+29 gate · −19 arrival

11-10

+23 gate · −40 arrival

11-09

+23 gate · −43 arrival

11-08

+9 gate · −35 arrival

11-07

+34 gate · −10 arrival

11-06

+46 gate · +8 arrival

11-05

+77 gate · +10 arrival

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

The last 30 days

arrival outcome per operation

median arrival −22 min · 0 cancelled · 12 operations tracked

The route today

live boards

LHRLondonModerate riskLHR delay board →

PHLPhiladelphiaOn-time likelyPHL delay board →

LHR→PHLevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample

31%Chance of 15+ min delay

1.3%Chance of cancellation

+4 minTypical airport delay in this weather

Driven mainly by LHR (London), currently flying MVFR (marginal visual). 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 at London

Forecast

Thu 12 Nov, local date

High9°Clikely 7°C to 10°C

Low4°Clikely 1°C to 6°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Philadelphia

Forecast

Thu 12 Nov, local date

High15°Clikely 13°C to 18°C

Low11°Clikely 8°C to 13°C

91% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures

061422

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

Other London to Philadelphia flights today

same route · American Airlines

AA9746departs 10:05

If AA729 is cancelled, this is the other American Airlines nonstop flight from London to Philadelphia on the same day, with scheduled departure times in LHR 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 AA729 actually runs

Pro Flight Search has tracked every published board update for AA729 across the LHR and PHL boards: schedule changes, gate pushes and actual clocks. Usually lands ~30 min early. Based on 10 confirmed landings · 10/10 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how AA729 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

11-11LHR 10:35 11:04 (+29)PHL 13:40 13:21 (−19)

11-10LHR 10:35 10:58 (+23)PHL 13:40 13:00 (−40)

11-09LHR 10:35 10:58 (+23)PHL 13:40 12:57 (−43)

11-08LHR 10:35 10:44 (+9)PHL 13:40 13:05 (−35)

11-07LHR 10:35 11:09 (+34)PHL 13:40 13:30 (−10)

11-06LHR 10:35 11:21 (+46)PHL 13:40 13:48 (+8)

11-05LHR 10:35 11:52 (+77)PHL 13:40 13:50 (+10)

11-04LHR 10:35 11:02 (+27)PHL 13:40 12:49 (−51)

11-03LHR 10:35 10:44 (+9)PHL 13:40 12:43 (−57)

11-02LHR 10:35 11:16 (+41)PHL 13:40 13:29 (−11)

11-01LHR 10:35 10:51 (+16)PHL 13:40 13:14 (−26)

10-31LHR 10:35 11:11 (+36)PHL 14:35 14:45 (+10)

Aircraft

Recent tails: N849AN, N848AN, N847MF, N843AN.

Board clocks recorded as LHR and PHL published them.

Planning around AA729? 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: AA729 London to Philadelphia on-time performance, measured from the LHR and PHL airport boards.

Canonical URL

https://proflightsearch.com/flight/AA729

How we measure this →