UA1343 EWR → SFO

United Airlines · Newark, NJ to San Francisco, CA · 365 flights observed, 2025-07-01 to 2026-06-30 · 2,565 mi

This flight has been getting less reliable recently — 2026-06's on-time rate (43%) is well below the 72% average from earlier months.

UA1343 covers more than one route in the data window — the stats below are for EWR → SFO, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
70%
Median delay
-4 min
90th percentile
+92 min
Cancellation rate
2%

How often is UA1343 on time?

Across 365 flights on EWR → SFO from 2025-07-01 to 2026-06-30, UA1343 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +92 min or later. 2% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time25170%
16-30 min144%
31-60 min329%
61-120 min3811%
2+ hrs247%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073177%+10 min
2025-083087%-6 min
2025-093077%+25 min
2025-103067%+28 min
2025-113067%+15 min
2025-123155%+28 min
2026-013073%+14 min
2026-022774%+7 min
2026-033073%+6 min
2026-043083%+0 min
2026-053063%+20 min
2026-063043%+51 min

Performance by day of week

DayFlightsOn-time
Mon5159%
Tue5377%
Wed5178%
Thu5267%
Fri5180%
Sat5161%
Sun5066%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…