UA1276United Airlines · IAD → CUN
live · 5m ago
Route confirmed United Airlines

UA1276 WashingtonIAD · 12:35 CancúnCUN · 15:12

UA1276 by United Airlines flies from Washington (IAD) to Cancún (CUN).

Right nowNext departure today Operates daily
08:42

scheduled from IAD

Typical gate push+27 minmedian posted departure
Typical arrival−14 minmedian over 5 operations
Wins back in air~41 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 5 operations · gate push → arrival
0+30+60+90 min
10-29
+38 gate · +0 arrival
10-24
+16 gate · −37 arrival
10-23
+14 gate · −32 arrival
10-22
+38 gate · +0 arrival
10-19
−14 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 −14 min · 0 cancelled · 5 operations tracked

The route today

live boards
IADWashingtonOn-time likelyIAD delay board →
CUNCancúnModerate riskCUN delay board →
IAD→CUNevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
32%Chance of 15+ min delay
6.1%Chance of cancellation
+5 minTypical airport delay in this weather

Driven mainly by IAD (Washington), 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 on this route

Forecast

Washington to Cancún with United Airlines · Fri 30 Oct, local date

Outlook: about usual
Chance a departure is cancelled
0.3%0.8× usual
Chance a departure leaves 60+ min late
4.9%1.4× usual

Forecast weather: 33% chance of fog at Washington

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 2 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 Washington to Cancún flights today

same route · United Airlines
UA1154departs 08:26
UA1618departs 13:01

If UA1276 is cancelled, these are the other United Airlines nonstop flights from Washington to Cancún on the same day, with scheduled departure times in IAD 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 UA1276 actually runs

Pro Flight Search has tracked every published board update for UA1276 across the IAD and CUN boards: schedule changes, gate pushes and actual clocks. Usually lands ~14 min early. Based on 5 confirmed landings · 5/5 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 UA1276 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
10-29IAD 12:35 13:13 (+38)CUN 15:12 (+0)
10-24IAD 12:35 12:51 (+16)CUN 15:12 14:35 (−37)
10-23IAD 12:35 12:49 (+14)CUN 15:12 14:40 (−32)
10-22IAD 12:35 13:13 (+38)CUN 15:12 (+0)
10-19IAD CUN 15:12 14:58 (−14)

Aircraft

Recent tails: N47517, N27586, N47570.

Board clocks recorded as IAD and CUN published them.

Planning around UA1276? 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: UA1276 Washington to Cancún on-time performance, measured from the IAD and CUN airport boards.

Canonical URL
https://proflightsearch.com/flight/UA1276
How we measure this →