UA2104United Airlines · BOS → EWR
live · 6m ago
Route confirmed United Airlines

UA2104 BostonBOS New YorkEWR

UA2104 by United Airlines flies from Boston (BOS) to New York (EWR).

Right nowNext departure today Operates daily
09:15

scheduled from BOS

The route today

live boards
BOSBostonOn-time likelyBOS delay board →
EWRNew YorkOn-time likelyEWR delay board →
BOS→EWRevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
35%Chance of 15+ min delay
4.6%Chance of cancellation
+4 minTypical airport delay in this weather

Conditions at BOS and EWR 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 at BOS

Forecast

Mon 16 Nov, local date

High10°Clikely 8°C to 11°C
Low3°Clikely 1°C to 4°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 EWR

Forecast

Mon 16 Nov, local date

High12°Clikely 10°C to 13°C
Low3°Clikely 2°C to 5°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.

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 New York flights today

same route · United Airlines
UA1833departs 06:00
UA570departs 07:15
UA736departs 08:20
UA1307departs 09:00
UA3041departs 09:00
UA3431departs 10:24

If UA2104 is cancelled, these are the other United Airlines nonstop flights from Boston to New York 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 UA2104 actually runs

Pro Flight Search has tracked every published board update for UA2104 across the BOS and EWR boards: schedule changes, gate pushes and actual clocks. Combined risk score: 1.0/100. Based on airport operations, weather, and cached board history at BOS and EWR.

The verdict above is that record speaking, so it reflects how UA2104 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around UA2104? 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: UA2104 Boston to New York on-time performance, measured from the BOS and EWR airport boards.

Canonical URL
https://proflightsearch.com/flight/UA2104
How we measure this →