Apparatus

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flight_takeoff Flight

UAL637

Operated by United Airlines

Live map

Live map filtered to UAL637. Shown when the flight is currently airborne.

Route airports View route page →

Departure

MSY KMSY VFR

Louis Armstrong New Orleans International Airport

New Orleans, US

Local time
02:30 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
4 ft
Coordinates
29.9934, -90.2647

cloud Weather

Wind
220° / 6 kt
Visibility
10 SM
Ceiling
FEW 20,000 ft
Temp / Dew
24°C / 22°C
Altimeter
29.89 inHg

Obs: 2026-05-30T06:53:00.000Z

Raw METAR / TAF 
METAR KMSY 300653Z 22006KT 10SM FEW200 24/22 A2989 RMK AO2 SLP124 T02390222 $

TAF KMSY 300520Z 3006/3112 VRB04KT P6SM FEW035 SCT250

flight Live Traffic

flight_takeoff 7 Departures
flight_land 11 Arrivals

Arrival

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
01:30 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
260° / 8 kt
Visibility
10 SM
Ceiling
FEW 10,000 ft, FEW 20,000 ft
Temp / Dew
14°C / 8°C
Altimeter
29.80 inHg

Obs: 2026-05-30T06:53:00.000Z

Raw METAR / TAF 
METAR KDEN 300653Z 26008KT 10SM FEW100 FEW200 14/08 A2980 RMK AO2 SLP015 T01390078 402830128

TAF KDEN 300538Z 3006/3112 VRB06KT P6SM FEW100 SCT200 FM300900 25006KT P6SM FEW100 SCT200 FM301400 28009KT P6SM SCT180 FM302100 33010KT P6SM VCSH SCT100 PROB30 3021/3101 VRB15G25KT -SHRA FM310300 27013KT P6SM FEW080 SCT100 FM310700 23011KT P6SM FEW100 SCT200

flight Live Traffic

flight_takeoff 163 Departures
flight_land 138 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 A5CC37 MSY → DEN May 29, 21:15 UTCMay 29, 23:35 UTC2h 20m - -
2026-05-28 A2B10C MSY → DEN May 28, 21:15 UTCMay 28, 23:30 UTC2h 15m - -
2026-05-28 A2B10C MSY → DEN May 28, 21:18 UTCMay 28, 23:03 UTC1h 45m +22m +1m
2026-05-27 A5CFA5 MSY → DEN May 27, 21:15 UTCMay 27, 23:50 UTC2h 35m - -
2026-05-26 A123E3 MSY → DEN May 26, 21:04 UTCMay 26, 23:49 UTC2h 45m - -
2026-05-25 A123E0 MSY → DEN May 25, 20:59 UTCMay 25, 23:14 UTC2h 15m - -
2026-05-24 A12733 MSY → DEN May 24, 23:00 UTCMay 24, 23:46 UTC46m - -
2026-05-23 A445EF MSY → DEN May 23, 21:10 UTCMay 23, 23:25 UTC2h 15m - -
2026-05-22 A12710 MSY → DEN May 22, 21:30 UTCMay 22, 23:55 UTC2h 25m - -
2026-05-22 A12710 MSY → DEN May 22, 21:13 UTCMay 22, 23:41 UTC2h 28m +17m -9m
2026-05-21 A123E3 MSY → DEN May 21, 21:00 UTCMay 21, 23:30 UTC2h 30m - -
2026-05-20 AA56B8 MSY → DEN May 20, 19:25 UTCMay 20, 22:15 UTC2h 50m - -
2026-05-20 A2BC12 MSY → DEN May 20, 12:42 UTCMay 20, 15:44 UTC3h 2m +18m -2m
2026-05-20 A2BC12 MSY → DEN May 20, 12:45 UTCMay 20, 15:45 UTC3h 0m - -
2026-05-20 AC234F MSY → DEN May 20, 10:10 UTCMay 20, 11:00 UTC50m - -
2026-05-19 A3A0ED MSY → DEN May 19, 19:20 UTCMay 19, 22:05 UTC2h 45m - -
2026-05-19 A4495D MSY → DEN May 19, 12:45 UTCMay 19, 15:35 UTC2h 50m - -
2026-05-19 AC234F MSY → DEN May 19, 10:40 UTCMay 19, 11:30 UTC50m - -
2026-05-18 A41632 MSY → DEN May 18, 19:35 UTCMay 18, 22:20 UTC2h 45m - -
2026-05-18 A41632 MSY → DEN May 18, 19:26 UTCMay 18, 22:21 UTC2h 55m +16m -5m
2026-05-18 A12AC2 MSY → DEN May 18, 12:55 UTCMay 18, 15:50 UTC2h 55m - -
2026-05-18 AC234F MSY → DEN May 18, 10:15 UTCMay 18, 11:05 UTC50m - -
2026-05-17 A41632 MSY → DEN May 17, 19:25 UTCMay 17, 22:15 UTC2h 50m - -
2026-05-17 A41632 MSY → DEN May 17, 19:26 UTCMay 17, 22:09 UTC2h 43m +16m -1m
2026-05-17 A12AEB MSY → DEN May 17, 12:45 UTCMay 17, 15:35 UTC2h 50m - -
2026-05-17 AC234F MSY → DEN May 17, 10:15 UTCMay 17, 11:05 UTC50m - -
2026-05-16 A2B0CD MSY → DEN May 16, 19:20 UTCMay 16, 22:10 UTC2h 50m - -
2026-05-16 A12A81 MSY → DEN May 16, 12:40 UTCMay 16, 15:40 UTC3h 0m - -
2026-05-15 A416BE MSY → DEN May 15, 19:35 UTCMay 15, 22:25 UTC2h 50m - -
2026-05-14 AA56B6 MSY → DEN May 14, 20:30 UTCMay 14, 23:25 UTC2h 55m - -

Performance history

Flights tracked
134 showing last 30
Avg arrival delay
-3m
On-time arrival
100% 100% on time
Aircraft used
20

Monthly activity 2 months

Month Flights tracked
May 2026 73
April 2026 61

UAL637 frequently asked

Where does flight UAL637 fly?
UAL637 (United Airlines) flies from MSY to DEN. View the full route page.
How long is flight UAL637?
Based on observed flights, UAL637 takes on average 2h 21m from takeoff to landing.
How often does UAL637 fly?
UAL637 has been observed flying several times a week in our tracking data. We've recorded 134 flights under this callsign.
Is flight UAL637 usually on time?
Across recent flights, UAL637 arrives 3 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL637?
UAL637 has been operated by 20 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL637 live?
Yes. When UAL637 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.