ON TIMEBOARD

UA 1379 on time

United Airlines 1379: Washington to Fort Lauderdale at 5:42 p.m. (past 12 months)

On time
78%
233 flights · likely 72–83%
Cancelled
0.4%
of scheduled flights
Typical arrival
−7 min
median vs schedule
When late
+85 min
average delay
Similar flights
76%
UA, same route & hour

About 1 in 5 UA 1379 flights from Washington arrived 15+ minutes late, diverted or cancelled over the past year (22%); 0.4% were cancelled. The typical flight landed 7 minutes early.

UA 1379: IAD → FLL

Scheduled to leave Washington at 5:42 p.m. local time. Over the past year it arrived on time 78% of the time (233 flights), in line with other UA flights on the route at that hour (76%). Last seen in the data Aug 10, 2026.

Usually United Airlines's last flight of the day from Washington to Fort Lauderdale (64% of days). United Airlines's last IAD–FLL flight was cancelled 0.8% of the time, against 0.6% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 8:20 a.m. the next morning.

Month by month

40%70%100%Aug 2025: 90% on time (31 flights)90AugSep 2025: 90% on time (30 flights)90SepOct 2025: 96% on time (25 flights)96OctDec 2025: too few flights (14 flights)DecJan 2026: too few flights (5 flights)JanFeb 2026: 71% on time (17 flights)71FebMar 2026: 74% on time (31 flights)74MarApr 2026: 90% on time (29 flights)90AprMay 2026: too few flights (11 flights)MayJun 2026: 83% on time (30 flights)83JunJul 2026: 52% on time (31 flights)52JulAug 2026: too few flights (10 flights)Aug

By day of week

DayFlightsOn time
Monday3479%
Tuesday3288%
Wednesday3291%
Thursday3468%
Friday3474%
Saturday3474%
Sunday3376%

Why it was late

Late inbound plane 42%Air traffic & airport (NAS) 33%Airline (crew, maintenance, ops) 23%Severe weather 2%

All flights IAD → FLL · Connecting off UA 1379? Check the risk

Questions

How often is UA 1379 from IAD to FLL late?

United Airlines 1379 from Washington, DC to Fort Lauderdale, FL arrived 15 or more minutes late, was diverted or was cancelled on 22% of 233 scheduled flights between September 2025 and August 2026. 0.4% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.