Is UA637 delayed?
Service date: · Scheduled departure date (America/New_York)
Arrived
15 min early
Updated
Departure
Dulles
IAD
Actual
Scheduled 08:25
Aug 28
Arrival
Austin
AUS
Actual
Scheduled 10:56
Aug 28
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 19 min early
IAD → AUS
- 8 min early
AUS → LAX
- 26 min early
SFO → ACV
- 18 min early
AUS → LAX
- 16 min late
IAD → AUS
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 22
- Arrivals over 15 minutes late
- 3
- Observed cancellations
- 0
- Observed occurrences
- 31
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 17, 2026Arrived | Dulles | Austin | -19 | |
| Sep 16, 2026Arrived | Austin | Los Angeles | -8 | |
| Sep 15, 2026Arrived | San Francisco | Arcata/Eureka | -26 | |
| Sep 14, 2026Arrived | Austin | Los Angeles | -18 | |
| Sep 14, 2026Arrived | Dulles | Austin | 16 | |
| Sep 12, 2026Arrived | San Francisco | Arcata/Eureka | -4 | |
| Sep 11, 2026Arrived | Austin | Los Angeles | -6 | |
| Sep 10, 2026Arrived | Austin | Los Angeles | 14 | |
| Sep 9, 2026Arrived | Austin | Los Angeles | -4 | |
| Sep 8, 2026Arrived | San Francisco | Arcata/Eureka | -7 | |
| Sep 7, 2026Arrived | Austin | Los Angeles | 20 | |
| Sep 7, 2026Arrived | Dulles | Austin | -25 | |
| Sep 5, 2026Arrived | San Francisco | Medford | 39 | |
| Sep 4, 2026Arrived | Austin | Los Angeles | -11 | |
| Sep 4, 2026Arrived | Dulles | Austin | -19 | |
| Aug 31, 2026Arrived | Dulles | Austin | -17 | |
| Aug 30, 2026Arrived | Dulles | Austin | -30 | |
| Aug 28, 2026Arrived | Dulles | Austin | -15 | |
| Aug 27, 2026Arrived | Dulles | Austin | -15 | |
| Aug 24, 2026Arrived | Dulles | Austin | -27 | |
| Aug 23, 2026Arrived | Dulles | Austin | -30 | |
| Aug 20, 2026Arrived | Dulles | Austin | -19 |