Is QF4135 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
50 min late
Official source · Updated
Departure
Los Angeles
LAX
Scheduled
Sep 17
Arrival
Chicago
ORD
Actual
Scheduled 23:30
Sep 18
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
Operating flight: AAL1998
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 79 min late
LAX → ORD
- 50 min late
LAX → ORD
- 55 min early
LAX → ORD
- 30 min early
LAX → ORD
- 41 min early
LAX → ORD
Flight history and details
Aug 20, 2026 — Sep 19, 2026
- Observed arrivals
- 10
- Arrivals over 15 minutes late
- 3
- Observed cancellations
- 0
- Observed occurrences
- 10
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 18, 2026Arrived | Los Angeles | Chicago | 79 | |
| Sep 17, 2026Arrived | Los Angeles | Chicago | 50 | |
| Sep 16, 2026Arrived | Los Angeles | Chicago | -55 | |
| Sep 15, 2026Arrived | Los Angeles | Chicago | -30 | |
| Sep 14, 2026Arrived | Los Angeles | Chicago | -41 | |
| Sep 13, 2026Arrived | Los Angeles | Chicago | 110 | |
| Sep 12, 2026Arrived | Los Angeles | Chicago | -26 | |
| Sep 11, 2026Arrived | Los Angeles | Chicago | -55 | |
| Sep 10, 2026Arrived | Los Angeles | Chicago | -17 | |
| Sep 9, 2026Arrived | Los Angeles | Chicago | -53 |