Is UA2747 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (UTC)
45 min late
Official source · Updated
Departure
Buffalo
BUF
Actual
Sep 20
Arrival
Chicago
ORD
Actual
Sep 20
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Service date: · Scheduled departure date (UTC)
Cancelled
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Buffalo
BUF
Scheduled
Sep 20
Arrival
Chicago
ORD
Estimated
Sep 19
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 1 min late
BUF → ORD
- 45 min late
BUF → ORD
- 9 min early
BUF → ORD
- 122 min late
BUF → ORD
- 1 min early
BUF → ORD
Flight history and details
Aug 23, 2026 — Sep 22, 2026
- Observed arrivals
- 18
- Arrivals over 15 minutes late
- 7
- Observed cancellations
- 1
- Observed occurrences
- 19
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 21, 2026Arrived | Buffalo | Chicago | 1 | |
| Sep 20, 2026Arrived | Buffalo | Chicago | 45 | |
| Sep 20, 2026Cancelled | Buffalo | Chicago | Not available | Not available |
| Sep 18, 2026Arrived | Buffalo | Chicago | -9 | |
| Sep 17, 2026Arrived | Buffalo | Chicago | 122 | |
| Sep 16, 2026Arrived | Buffalo | Chicago | -1 | |
| Sep 15, 2026Arrived | Buffalo | Chicago | 37 | |
| Sep 14, 2026Arrived | Buffalo | Chicago | -7 | |
| Sep 13, 2026Arrived | Buffalo | Chicago | 18 | |
| Sep 12, 2026Arrived | Buffalo | Chicago | 84 | |
| Sep 11, 2026Arrived | Buffalo | Chicago | -16 | |
| Sep 10, 2026Arrived | Buffalo | Chicago | 7 | |
| Sep 9, 2026Arrived | Buffalo | Chicago | 4 | |
| Sep 8, 2026Arrived | Buffalo | Chicago | 3 | |
| Sep 7, 2026Arrived | Buffalo | Chicago | 1 | |
| Sep 6, 2026Arrived | Buffalo | Chicago | 8 | |
| Sep 5, 2026Arrived | Buffalo | Chicago | 21 | |
| Sep 4, 2026Arrived | Buffalo | Chicago | 3 | |
| Sep 3, 2026Arrived | Buffalo | Chicago | 67 |