Ethiopian Airlines (ET) flight ET638 left 15 minutes late or more on 50.0% of 10 observed departures. Average lateness was 10.3 minutes. Sample window: Dec 2, 2025 to May 1, 2026.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Month | Departures observed | Late | Average lateness |
|---|---|---|---|
| Apr 2026 | 7 | 28.6% | 7.0 min |
All flights SIN to KUL · Ethiopian Airlines (ET) on-time performance · SIN departure delays
GET /flight returns the status of ET638 by date, with scheduled, estimated and actual departure and arrival times.
https://www.goflightlabs.com/flight?access_key=YOUR_ACCESS_KEY&flight_number=ET638
That URL still says YOUR_ACCESS_KEY.
A 7-day trial replaces it with a real key. After the trial, Starter is $24.99/mo.