United Airlines
UA1278Sacramento to Chicago
United Airlines flight UA1278 flies from Sacramento (SMF) to Chicago O'Hare (ORD), 2,860 km. Over August 2025 to May 2026 it usually arrives about 9 minutes late: 77% of 345 flights arrived within 15 minutes of schedule and 0.9% were cancelled (US Department of Transportation data).
On-time record, last 12 months
77%
on time (within 15 min)
15%
more than 30 min late
0.9%
cancelled
+9 min
average arrival vs schedule
Every operation of UA1278, August 2025 to May 2026: 345 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA1278
- Sacramento (SMF) to Chicago O'Hare (ORD)218 flights
- Newark Liberty (EWR) to Bozeman (BZN)37 flights
- Chicago O'Hare (ORD) to New York (LGA)31 flights
- Chicago O'Hare (ORD) to San Antonio (SAT)29 flights
- Chicago O'Hare (ORD) to Jacksonville (JAX)18 flights
- Chicago O'Hare (ORD) to Boston (BOS)12 flights
Other flights from Sacramento to Chicago
More about Sacramento (SMF) and Chicago O'Hare (ORD).
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