UA2100 · UAL2100

UAL2100 over the last 30 days

As of 2026-10-27

UAL2100 is operated by United Airlines on the route Phoenix Sky Harbor International Airport (PHX/KPHX) → San Francisco International Airport (SFO/KSFO). It usually takes off around 16:28 UTC (09:28 local time, PHX). It usually lands around 18:07 UTC (11:07 local time, SFO). Most frequent aircraft type: BOEING 737-800 (B738).

Days with an observed flight (last 30 days)

24/30

Days of the week with an observed flight

Mon, Wed, Thu, Fri, Sat, Sun

Typical take-off

16:28 UTC · 09:28 local time (PHX)

Typical landing

18:07 UTC · 11:07 local time (SFO)

Typical time airborne

99 min

Median departure deviation from the usual time on this route

+1 min

Departures within 15 minutes of the usual time

70 %

Departures measured

74

Our measurement against the usual departure time of the route, from our own observations over the last 28 days; the figures cover all flights of this airline on the route.

Aircraft types on this flight (last 30 days)

• BOEING 737-800 (B738) — Number of flights: 21
• BOEING 737 MAX 9 (B39M) — Number of flights: 2
• BOEING 737 MAX 8 (B38M) — Number of flights: 1

Aircraft in the last 7 days

• N17458 · BOEING 737 MAX 9 2026-10-27
• N17595 · BOEING 737 MAX 9 2026-10-26
• N76526 · BOEING 737-800 2026-10-24
• N33262 · BOEING 737-800 2026-10-23
• N18220 · BOEING 737-800 2026-10-22
• N77520 · BOEING 737-800 2026-10-21

Related flights on this route

• All flights KPHX – KSFO