Lufthansa
LH421 Flight Status (Boston to Frankfurt)
According to Trip.com real-time data, the LH421 flight operated by Lufthansa on Aug 19, 2026 is scheduled to fly from Boston (BOS) to Frankfurt (FRA). The flight is expected to depart at 22:00 (local time in Boston, UTC-4) and land at 10:36 (local time in Frankfurt, UTC+2) .
Tue, Aug 18
Wed, Aug 19
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En route
Your flight has departed Boston and is expected to arrive in Frankfurt at 10:43.
7h 15m
Check-in Counter
74-86
Boarding Gate
E9
Arrival Gate
A
Baggage
--
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Scheduled
Your flight will depart on time.
7h 15m
Check-in Counter
74-86
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Information provided by VariFlightVariFlight.
For real-time updates, please check airport displays or contact your airline.
Track the Previous Flight Status: Scheduled
LH420
|
Frankfurt (FRA)
Boston (BOS)
Boston (BOS)
Scheduled: 20:10
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LH421 Aircraft Details and Cabin Information - Boston to Frankfurt on Lufthansa
According to Trip.com real-time data, the LH421 flight flying from Boston to Frankfurt on 8/19/2026 is operated by the aircraft model Airbus A340-300. This aircraft has been in service for 24y, 10m. The aircraft is equipped with 279 seats.
Airbus A340-300
Punctuality (Departure)
60
%
Punctuality (Arrival)
97
%
Early on average
4 minutes
Age
24y, 10m
Seats
279
Flight Distance
--
Economy
Business
Premium Economy
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
79 cm
More legroom than on 10% of flights
43 cm
Seat width better than on 10% of flights
100°
Reclining Angle
2-4-2
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
163 cm
More legroom than on 10% of flights
52 cm
Seat width better than on 30% of flights
180°
Reclining Angle
Fully reclinable
2-2-2
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
46 cm
Seat width better than on 14% of flights
130°
Reclining Angle
2-3-2
Seat layout example
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LH421 Recent Flight History and Status - Lufthansa
Trip.com historical records show that the last LH421 flight departed on Tue, Aug 18 from BOS at approximately 22:07. This flight is expected to arrrive in FRA at 10:43.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Thu, Aug 13 | Boston (BOS) | Frankfurt (FRA) | 343 | 22:44 | 11:12 | Arrived |
| Fri, Aug 14 | Boston (BOS) | Frankfurt (FRA) | 343 | 22:20 | 10:53 | Arrived |
| Sat, Aug 15 | Boston (BOS) | Frankfurt (FRA) | 343 | 22:18 | 10:50 | Arrived |
| Sun, Aug 16 | Boston (BOS) | Frankfurt (FRA) | 343 | 22:21 | 10:52 | Arrived |
| Mon, Aug 17 | Boston (BOS) | Frankfurt (FRA) | 343 | 22:15 | 10:37 | Arrived |
| Tue, Aug 18 | Boston (BOS) | Frankfurt (FRA) | 343 | 22:07 | 10:43 | En route |
| Wed, Aug 19 | Boston (BOS) | Frankfurt (FRA) | 343 | 22:00 | 10:36 | Scheduled |
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LH421 On-Time Performance, Departure, and Arrival Trends
Review LH421 on-time performance based on recent trips, including departure punctuality, arrival punctuality, average delays, and early arrival trends to better understand overall flight reliability. Based on the average performance of LH421 flight over the past 30 trips, the on-time departure rate of LH421 is 60% (Late on average 32 minutes), while the on-time arrival rate is 97% (Early on average 4 minutes).
On-Time Departures
Punctuality
60
%
Late on average
32 minutes
Early
0
%
On time
60
%
30 mins late
37
%
60 mins late
0
%
90 mins late
3
%
Canceled
0
%
On-Time Arrivals
Punctuality
97
%
Early on average
4 minutes
Early
63
%
On time
33
%
30 mins late
0
%
60 mins late
3
%
90 mins late
0
%
Canceled
0
%
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