UA1556United Airlines · EWR → SJU
live · 4m ago
Route confirmed United Airlines

UA1556 New YorkEWR · 09:50 San JuanSJU · 13:40

UA1556 by United Airlines flies from New York (EWR) to San Juan (SJU) for the Thu, Nov 5 departure.

Right nowIn the air to San Juan · off blocks 09:44 · 6 min early
16:55

estimated arrival at SJU · local time · ~5h 30m from now

LivePosition · updated 4m ago
EWR1,589 mi · ~5h 30m leftSJU
6,400 ftAltitudeclimbing
292 mphSpeed254 kt
159°Direction

Live position · flown path, last 8 min

Typical gate push−4 minmedian posted departure
Typical arrival−4 minmedian over 15 operations
Cancellation0 in 15tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
11-05
−6 gate · −2 arrival
11-04
−4 gate · −13 arrival
11-03
−6 gate · +12 arrival
11-02
−3 gate · +0 arrival
11-01
+0 gate · −13 arrival
10-31
+0 gate · −7 arrival
10-30
−1 gate · −13 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 −4 min · 0 cancelled · 15 operations tracked

The route today

live boards
EWRNew YorkOn-time likelyEWR delay board →
SJUSan JuanOn-time likelySJU delay board →
EWR→SJUevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
51%Chance of 15+ min delay
3.9%Chance of cancellation
+24 minTypical airport delay in this weather

Driven mainly by SJU (San Juan), currently flying VFR (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 New York

Forecast

Fri 6 Nov, local date

High21°Clikely 19°C to 22°C
Low15°Clikely 12°C to 18°C
  • 93% 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.

Tomorrow at San Juan

Forecast

Fri 6 Nov, local date

High30°Clikely 29°C to 30°C
Low25°Clikely 24°C to 26°C
  • 34% chance of thunder
  • 77% 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
M
T
W
T
F
S
S

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

Other New York to San Juan flights today

same route · United Airlines
UA1460departs 07:00
UA2143departs 08:00
UA1543departs 19:47

If UA1556 is cancelled, these are the other United Airlines nonstop flights from New York to San Juan on the same day, with scheduled departure times in EWR 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 UA1556 actually runs

Pro Flight Search has tracked every published board update for UA1556 across the EWR and SJU boards: schedule changes, gate pushes and actual clocks. Usually lands ~138 min late. Based on 14 confirmed landings · 2/14 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how UA1556 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
11-05EWR 09:50 09:44 (−6)SJU 13:40 13:38 (−2)
11-04EWR 09:50 09:46 (−4)SJU 14:40 14:27 (−13)
11-03EWR 09:50 09:44 (−6)SJU 14:40 14:52 (+12)
11-02EWR 09:50 09:47 (−3)SJU 14:40 (+0)
11-01EWR 09:50 (+0)SJU 14:40 14:27 (−13)
10-31EWR 09:50 (+0)SJU 13:40 13:33 (−7)
10-30EWR 09:50 09:49 (−1)SJU 13:40 13:27 (−13)
10-29EWR 09:50 09:46 (−4)SJU 13:40 13:38 (−2)
10-28EWR 09:50 09:48 (−2)SJU 13:40 13:33 (−7)
10-27EWR 09:50 09:40 (−10)SJU 13:40 13:36 (−4)
10-26EWR 09:50 09:54 (+4)SJU 13:40 14:05 (+25)
10-25EWR 09:50 09:48 (−2)SJU 13:40 13:39 (−1)
10-24EWR 09:47 09:41 (−6)SJU 13:45 13:37 (−8)
10-23EWR 09:47 09:42 (−5)SJU 13:45 (+0)
10-22EWR 09:47 09:43 (−4)SJU 13:45 13:37 (−8)

Aircraft

Recent tails: N17420, N17459, N17414, N37449.

Board clocks recorded as EWR and SJU published them.

Planning around UA1556? 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: UA1556 New York to San Juan on-time performance, measured from the EWR and SJU airport boards.

Canonical URL
https://proflightsearch.com/flight/UA1556
How we measure this →