Is WN4377 delayed?
Yes — WN4377 landed in Chicago 18 min late, at 12:18 on Oct 1 (as of Oct 1, 19:46 UTC). Over its last 5 recorded arrivals, 2 landed more than 15 min late.
18 min late
Official source · Updated
Departure
San Jose
SJC
Actual
Scheduled 06:00
Oct 1
Arrival
Chicago
MDW
Actual
Scheduled 12:00
Oct 1
Times shown in airport local time
Service date: · Scheduled departure date (America/Los_Angeles)
Market settled: Delayed.
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 18 min late
San Jose → Chicago
- 3 min early
Phoenix → Sacramento
- 3 min early
Phoenix → Sacramento
- 13 min early
Phoenix → Sacramento
- 19 min late
Phoenix → Sacramento
Is WN4377 usually late?
Observation window: Sep 1, 2026 – Oct 1, 2026
Percentages and delay figures appear once 10 arrivals are recorded.
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Oct 1, 2026Arrived | San Jose | Chicago | 18 | |
| Sep 26, 2026Arrived | Phoenix | Sacramento | -3 | |
| Sep 19, 2026Arrived | Phoenix | Sacramento | -3 | |
| Sep 12, 2026Arrived | Phoenix | Sacramento | -13 | |
| Sep 5, 2026Arrived | Phoenix | Sacramento | 19 |
Email me if WN4377 runs late
We email you if your next WN4377 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.