UA2135 · UAL2135

UAL2135 over the last 30 days

As of 2026-10-27

UAL2135 is operated by United Airlines on the route Seattle–Tacoma International Airport (SEA/KSEA) → George Bush Intercontinental Airport (IAH/KIAH). It usually takes off around 14:39 UTC (07:39 local time, SEA). It usually lands around 18:24 UTC (13:24 local time, IAH). Most frequent aircraft type: BOEING 737-800 (B738).

Days with an observed flight (last 30 days)

28/30

Days of the week with an observed flight

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

Typical take-off

14:39 UTC · 07:39 local time (SEA)

Typical landing

18:24 UTC · 13:24 local time (IAH)

Typical time airborne

224 min

Median departure deviation from the usual time on this route

+7 min

Departures within 15 minutes of the usual time

71 %

Departures measured

45

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: 40
• BOEING 737 MAX 9 (B39M) — Number of flights: 4
• BOEING 737-900 (B739) — Number of flights: 4

Aircraft in the last 7 days

• N87513 · BOEING 737-800 2026-10-27
• N24736 · BOEING 737-700 2026-10-27
• N73299 · BOEING 737-800 2026-10-26
• N18223 · BOEING 737-800 2026-10-26
• N76515 · BOEING 737-800 2026-10-25
• N75428 · BOEING 737-900 2026-10-25

Related flights on this route

• All flights KSEA – KIAH