Air Canada
Is AC1780 delayed?
Service date: · Scheduled departure date (America/Chicago)
Arrived
1 min late
Official source · Updated
Departure
Houston
IAH
Actual
Scheduled 10:00
Sep 4
Arrival
Montreal
YUL
Actual
Scheduled 19:00
Sep 4
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
IAHYUL
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 24 min early
IAH → YUL
- 24 min early
IAH → YUL
- 22 min early
IAH → YUL
- 15 min early
IAH → YUL
- 25 min early
IAH → YUL
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 27
- Arrivals over 15 minutes late
- 4
- Observed cancellations
- 0
- Observed occurrences
- 28
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 | Houston | Montreal | -24 | |
| Sep 16, 2026Arrived | Houston | Montreal | -24 | |
| Sep 15, 2026Arrived | Houston | Montreal | -22 | |
| Sep 14, 2026Arrived | Houston | Montreal | -15 | |
| Sep 13, 2026Arrived | Houston | Montreal | -25 | |
| Sep 12, 2026Arrived | Houston | Montreal | 45 | |
| Sep 11, 2026Arrived | Houston | Montreal | -20 | |
| Sep 10, 2026Arrived | Houston | Montreal | 30 | |
| Sep 9, 2026Arrived | Houston | Montreal | -17 | |
| Sep 8, 2026Arrived | Houston | Montreal | -19 | |
| Sep 7, 2026Arrived | Houston | Montreal | -37 | |
| Sep 6, 2026Arrived | Houston | Montreal | -22 | |
| Sep 5, 2026Arrived | Houston | Montreal | -29 | |
| Sep 4, 2026Arrived | Houston | Montreal | 1 | |
| Sep 3, 2026Arrived | Houston | Montreal | 28 | |
| Sep 2, 2026Arrived | Houston | Montreal | -6 | |
| Sep 1, 2026Arrived | Houston | Montreal | -29 | |
| Aug 31, 2026Arrived | Houston | Montreal | 35 | |
| Aug 30, 2026Arrived | Houston | Montreal | -14 | |
| Aug 29, 2026Arrived | Houston | Montreal | -26 | |
| Aug 28, 2026Arrived | Houston | Montreal | -38 | |
| Aug 27, 2026Arrived | Houston | Montreal | -30 | |
| Aug 26, 2026Arrived | Houston | Montreal | 1 | |
| Aug 25, 2026Arrived | Houston | Montreal | -10 | |
| Aug 24, 2026Arrived | Houston | Montreal | -14 | |
| Aug 23, 2026Arrived | Houston | Montreal | -12 | |
| Aug 22, 2026Arrived | Houston | Montreal | -13 |