UA2639 · UAL2639

UAL2639 over the last 30 days

As of 2026-10-26

UAL2639 is operated by United Airlines on the route Dallas Fort Worth International Airport (DFW/KDFW) → Washington Dulles International Airport (IAD/KIAD). It usually takes off around 12:35 UTC (07:35 local time, DFW). It usually lands around 15:08 UTC (11:08 local time, IAD). Most frequent aircraft type: BOEING 737-900 (B739).

Days with an observed flight (last 30 days)

17/30

Days of the week with an observed flight

Mon, Thu, Fri, Sun

Typical take-off

12:35 UTC · 07:35 local time (DFW)

Typical landing

15:08 UTC · 11:08 local time (IAD)

Typical time airborne

150 min

Median departure deviation from the usual time on this route

+2 min

Departures within 15 minutes of the usual time

83 %

Departures measured

64

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 737-900 (B739) — Number of flights: 10
• AIRBUS A-319 (A319) — Number of flights: 3
• BOEING 737-800 (B738) — Number of flights: 3

Aircraft in the last 7 days

• N77538 · BOEING 737-800 2026-10-26
• N13750 · BOEING 737-700 2026-10-26
• N39297 · BOEING 737-800 2026-10-25
• N23707 · BOEING 737-700 2026-10-25
• N17460 · BOEING 737 MAX 9 2026-10-23
• N66808 · BOEING 737-900 2026-10-22

Related flights on this route

• All flights KDFW – KIAD