Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL637

Operated by UAL

Live map

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

Route airports View route page →

Departure

IAD KIAD VFR

Washington Dulles International Airport

Dulles, US

Local time
06:41 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
18°C / 18°C
Altimeter
30.17 inHg

Obs: 2026-07-14T09:52:00.000Z

Raw METAR / TAF 
METAR KIAD 140952Z 00000KT 10SM CLR 18/18 A3017 RMK AO2 SLP214 T01830178 $

TAF KIAD 140841Z 1409/1512 18005KT P6SM SKC FM141600 22006KT P6SM FEW050

flight Live Traffic

flight_takeoff 149 Departures
flight_land 216 Arrivals

Arrival

AUS KAUS LIFR

Austin Bergstrom International Airport

Austin, US

Local time
05:41 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
542 ft
Coordinates
30.1975, -97.6620

cloud Weather

Wind
0° / 0 kt
Visibility
5 SM
Ceiling
OVC 400 ft
Temp / Dew
25°C / 24°C
Altimeter
30.02 inHg
Wx
-RA BR

Obs: 2026-07-14T09:53:00.000Z

Raw METAR / TAF 
METAR KAUS 140953Z 00000KT 5SM -RA BR OVC004 25/24 A3002 RMK AO2 SLP154 P0001 T02500244 VISNO RWY17R $

TAF KAUS 140857Z 1409/1512 13004KT 6SM -RA BKN005 OVC015 TEMPO 1409/1412 4SM SHRA OVC004 FM141200 20004KT 5SM -TSRA BKN010 BKN030CB FM141700 18007KT P6SM -SHRA BKN025 FM141900 14006KT P6SM BKN040 BKN100 OVC200 FM150600 11005KT P6SM BKN030 OVC100

flight Live Traffic

flight_takeoff 83 Departures
flight_land 85 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-13 A9249C IAD → AUS Jul 13, 18:50 UTCJul 13, 21:35 UTC2h 45m - -
2026-07-12 A49F87 IAD → AUS Jul 12, 12:45 UTCJul 12, 15:45 UTC3h 0m - -
2026-07-11 A52C4F - Jul 11, 21:05 UTCJul 12, 00:15 UTC3h 10m - -
2026-07-11 A52C4F MYR → DEN Jul 11, 20:21 UTCJul 12, 00:13 UTC3h 52m +21m -34m
2026-07-10 A4418C IAD → AUS Jul 10, 12:45 UTCJul 10, 15:35 UTC2h 50m - -
2026-07-09 A2B810 - Jul 9, 12:40 UTCJul 9, 15:30 UTC2h 50m - -
2026-07-08 A81001 IAD → AUS Jul 8, 12:55 UTCJul 8, 15:45 UTC2h 50m - -
2026-07-07 A2B133 IAD → AUS Jul 7, 13:45 UTCJul 7, 16:40 UTC2h 55m - -
2026-07-06 A224FA IAD → AUS Jul 6, 12:50 UTCJul 6, 15:40 UTC2h 50m - -
2026-07-06 A224FA IAD → AUS Jul 6, 12:48 UTCJul 6, 15:42 UTC2h 54m +18m -2m
2026-07-05 A224FA IAD → AUS Jul 5, 13:00 UTCJul 5, 15:55 UTC2h 55m - -
2026-07-04 A5F1CA - Jul 4, 20:10 UTCJul 4, 23:20 UTC3h 10m - -
2026-07-04 A5F1CA MYR → DEN Jul 4, 20:16 UTCJul 4, 23:15 UTC2h 59m +16m +5m
2026-07-03 A1242D - Jul 3, 12:50 UTCJul 3, 15:30 UTC2h 40m - -
2026-07-02 A24CE0 IAD → AUS Jul 2, 12:50 UTCJul 2, 15:40 UTC2h 50m - -
2026-07-01 A224F9 IAD → AUS Jul 1, 12:50 UTCJul 1, 15:40 UTC2h 50m - -
2026-06-30 A224F9 IAD → AUS Jun 30, 12:45 UTCJun 30, 15:35 UTC2h 50m - -
2026-06-29 A5CF1B IAD → AUS Jun 29, 12:55 UTCJun 29, 15:39 UTC2h 45m - -
2026-06-28 A224F9 IAD → AUS Jun 28, 12:48 UTCJun 28, 15:48 UTC3h 0m +18m -1m
2026-06-28 A224F9 - Jun 28, 12:55 UTCJun 28, 14:14 UTC1h 20m - -
2026-06-27 A553CE - Jun 27, 20:24 UTCJun 27, 23:45 UTC3h 20m - -
2026-06-27 A553CE IAD → AUS Jun 27, 20:16 UTCJun 27, 23:41 UTC3h 25m -974m -10m
2026-06-26 A3B268 IAD → AUS Jun 26, 12:55 UTCJun 26, 15:49 UTC2h 55m - -
2026-06-26 A3B268 IAD → AUS Jun 26, 12:48 UTCJun 26, 15:45 UTC2h 57m +18m -9m
2026-06-25 A09852 IAD → AUS Jun 25, 12:50 UTCJun 25, 15:40 UTC2h 50m - -
2026-06-24 A12796 - Jun 24, 21:09 UTCJun 24, 23:34 UTC2h 25m - -
2026-06-23 A12731 - Jun 23, 21:10 UTCJun 23, 23:19 UTC2h 10m - -
2026-06-22 A1277A - Jun 22, 22:19 UTCJun 23, 00:35 UTC2h 15m - -
2026-06-22 A1277A PWM → ORD Jun 22, 22:12 UTCJun 23, 00:18 UTC2h 6m +72m -6m
2026-06-21 A123E2 - Jun 21, 21:29 UTCJun 21, 23:50 UTC2h 20m - -

Performance history

Flights tracked
200 showing last 30
Avg arrival delay
-8m
On-time arrival
100% 100% on time
Aircraft used
20

Monthly activity 4 months

Month Flights tracked
July 2026 16
June 2026 44
May 2026 79
April 2026 61

UAL637 frequently asked

Where does flight UAL637 fly?
UAL637 (UAL) flies from IAD to AUS. View the full route page.
How long is flight UAL637?
Based on observed flights, UAL637 takes on average 2h 48m 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 200 flights under this callsign.
Is flight UAL637 usually on time?
Across recent flights, UAL637 arrives 8 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.