Is LH421 delayed?
No — LH421 landed in Frankfurt-am-Main on schedule (4 min behind), at 11:19 on Oct 1 (as of Oct 1, 10:20 UTC).
Usually on time: arrived within 15 min of schedule on 22 of the last 28 flights.
On schedule (4 min behind)
Official source · Updated
Departure
Boston
BOS
Scheduled
Not available
Arrival
Frankfurt-am-Main
FRA
Actual
Scheduled 11:15
Oct 1
Times shown in airport local time
Service date: · Scheduled arrival date; departure time unavailable (Europe/Berlin)
Market settled: On time.
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
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.
Also sold as AC9094, SN7237, TG7745, UA8858
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- On schedule (4 min behind)
Boston → Frankfurt-am-Main
- 1 min early
Boston → Frankfurt-am-Main
- 36 min late
Boston → Frankfurt-am-Main
- 2 min early
Boston → Frankfurt-am-Main
- 31 min late
Boston → Frankfurt-am-Main
Is LH421 usually late?
Observation window: Sep 2, 2026 – Oct 2, 2026
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.
At the airports today
Boston (BOS) departures
- Left more than 15 min late
- 120 of 294
- Cancelled today
- 1
Frankfurt-am-Main (FRA) departures
No departures recorded yet today.
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Oct 1, 2026Arrived | Boston | Frankfurt-am-Main | 4 | |
| Sep 30, 2026Arrived | Boston | Frankfurt-am-Main | -1 | |
| Sep 29, 2026Arrived | Boston | Frankfurt-am-Main | 36 | |
| Sep 28, 2026Arrived | Boston | Frankfurt-am-Main | -2 | |
| Sep 27, 2026Arrived | Boston | Frankfurt-am-Main | 31 | |
| Sep 26, 2026Arrived | Boston | Frankfurt-am-Main | 16 | |
| Sep 25, 2026Arrived | Boston | Frankfurt-am-Main | 23 | |
| Sep 24, 2026Arrived | Boston | Frankfurt-am-Main | 7 | |
| Sep 23, 2026Arrived | Boston | Frankfurt-am-Main | -15 | |
| Sep 22, 2026Arrived | Boston | Frankfurt-am-Main | -37 | |
| Sep 21, 2026Arrived | Boston | Frankfurt-am-Main | 11 | |
| Sep 19, 2026Arrived | Boston | Frankfurt-am-Main | -4 | |
| Sep 18, 2026Arrived | Boston | Frankfurt-am-Main | -10 | |
| Sep 17, 2026Arrived | Boston | Frankfurt-am-Main | -2 | |
| Sep 16, 2026Arrived | Boston | Frankfurt-am-Main | -16 | |
| Sep 15, 2026Arrived | Boston | Frankfurt-am-Main | -11 | |
| Sep 14, 2026Arrived | Boston | Frankfurt-am-Main | 57 | |
| Sep 13, 2026Arrived | Boston | Frankfurt-am-Main | -15 | |
| Sep 12, 2026Arrived | Boston | Frankfurt-am-Main | -3 | |
| Sep 11, 2026Arrived | Boston | Frankfurt-am-Main | -32 | |
| Sep 10, 2026Arrived | Boston | Frankfurt-am-Main | -34 | |
| Sep 9, 2026Arrived | Boston | Frankfurt-am-Main | -27 | |
| Sep 8, 2026Arrived | Boston | Frankfurt-am-Main | 17 | |
| Sep 7, 2026Arrived | Boston | Frankfurt-am-Main | -12 | |
| Sep 5, 2026Arrived | Boston | Frankfurt-am-Main | 8 | |
| Sep 4, 2026Arrived | Boston | Frankfurt-am-Main | -6 | |
| Sep 3, 2026Arrived | Boston | Frankfurt-am-Main | -26 | |
| Sep 2, 2026Arrived | Boston | Frankfurt-am-Main | -21 |
Email me if LH421 runs late
We email you if your next LH421 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.