UA1939 · UAL1939

UAL1939 over the last 30 days

As of 2026-10-26

UAL1939 is operated by United Airlines on the route Portland International Airport (PDX/KPDX) → San Francisco International Airport (SFO/KSFO). It usually takes off around 16:42 UTC (09:42 local time, PDX). It usually lands around 18:00 UTC (11:00 local time, SFO). Most frequent aircraft type: AIRBUS A-319 (A319).

Days with an observed flight (last 30 days)

29/30

Days of the week with an observed flight

Mon, Tue, Wed, Thu, Fri, Sat, Sun

Typical take-off

16:42 UTC · 09:42 local time (PDX)

Typical landing

18:00 UTC · 11:00 local time (SFO)

Typical time airborne

84 min

Median departure deviation from the usual time on this route

+2 min

Departures within 15 minutes of the usual time

80 %

Departures measured

112

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)

• AIRBUS A-319 (A319) — Number of flights: 18
• BOEING 737 MAX 9 (B39M) — Number of flights: 13
• AIRBUS A-320 (A320) — Number of flights: 6

Aircraft in the last 7 days

• N18112 · BOEING 757-200 2026-10-26
• N823UA · AIRBUS A-319 2026-10-24
• N838UA · AIRBUS A-319 2026-10-23
• N17550 · BOEING 737 MAX 9 2026-10-22
• N807UA · AIRBUS A-319 2026-10-22
• N17406 · BOEING 737 MAX 9 2026-10-21

Related flights on this route

• All flights KPDX – KSFO