Cathay Pacific
CX421 Flight Status
Based on Trip.com’s real-time data, the CX421 flight operated by Cathay Pacific on Oct 10, 2026 is scheduled to fly from Taipei (TPE) to Hong Kong (HKG). The flight is expected to depart at 16:30 and land at 17:51 .
Fri, Oct 9
Sat, Oct 10
Sun, Oct 11
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Arrived
The flight has arrived 21m early
805km
2h
Check-in Counter
4
Boarding Gate
B8
Arrival Gate
2
Baggage
17
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Scheduled
Your flight will depart on time.
805km
2h
Check-in Counter
4
Boarding Gate
B6
Arrival Gate
--
Baggage
--
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Cathay Pacific
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Scheduled
Your flight will depart on time.
2h
Check-in Counter
4
Boarding Gate
--
Arrival Gate
--
Baggage
--
Show more
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Information provided by VariFlight
For the latest updates, please refer to airport announcements or consult your airline.
You can also explore more flights from Taipei to Hong Kong or track other flights with our flight status tracker.
Track the Previous Flight Status: Scheduled
CX420
|
Hong Kong (HKG)
Taipei (TPE)
Taipei (TPE)
Scheduled: 15:30
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CX421 Aircraft Details
According to Trip.com real-time data, the CX421 flight flying from Taipei to Hong Kong on 10/10/2026 is operated by the aircraft model Airbus A330-300. This aircraft has been in service for 25y, 1m. The aircraft is equipped with 262 seats. The average flight distance for this journey is 805 km.
Airbus A330-300
Punctuality (Departure)
70
%
Punctuality (Arrival)
93
%
Early on average
11 minutes
Age
25y, 1m
Seats
262
Distance
805 km
Economy
Business
Onboard Amenities
Snacks
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seating Plan
81 cm
More legroom than on 57% of flights
46 cm
Seat width better than on 63% of flights
110°
Reclining Angle
2-4-2
Seat layout example
Onboard Amenities
Snacks
Seatback entertainment system
Wi-Fi is available
USB port and power outlet
Seating Plan
114 cm
More legroom than on 20% of flights
53 cm
Seat width better than on 50% of flights
180°
Reclining Angle
Fully reclinable
1-2-1
Seat layout example
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Flight History for CX421
Trip.com historical records show that the last CX421 flight departed on Fri, Oct 9 from TPE at approximately 16:51. This flight is expected to arrrive in HKG at 18:09.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Mon, Oct 5 | Taipei (TPE) | Hong Kong (HKG) | 333 | 16:42 | 18:09 | Arrived |
| Tue, Oct 6 | Taipei (TPE) | Hong Kong (HKG) | 333 | 17:04 | 18:28 | Arrived |
| Wed, Oct 7 | Taipei (TPE) | Hong Kong (HKG) | 333 | 16:38 | 17:59 | Arrived |
| Thu, Oct 8 | Taipei (TPE) | Hong Kong (HKG) | 333 | 16:38 | 18:00 | Arrived |
| Fri, Oct 9 | Taipei (TPE) | Hong Kong (HKG) | 773 | 16:51 | 18:09 | Arrived |
| Sat, Oct 10 | Taipei (TPE) | Hong Kong (HKG) | 333 | 16:30 | 17:51 | Scheduled |
| Sun, Oct 11 | Taipei (TPE) | Hong Kong (HKG) | 333 | 16:30 | 18:30 | Scheduled |
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CX421 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of CX421 is 70% (Late on average 27 minutes), and the on-time arrival rate is 93% (Early on average 11 minutes).
On-Time Departures
Punctuality
70
%
Late on average
27 minutes
Early
0
%
On time
70
%
30 mins late
23
%
60 mins late
3
%
90 mins late
3
%
Cancelled
0
%
On-Time Arrivals
Punctuality
93
%
Early on average
11 minutes
Early
77
%
On time
17
%
30 mins late
3
%
60 mins late
0
%
90 mins late
3
%
Cancelled
0
%
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Frequently Asked Questions
-
What is the current status of flight cx421?
Flight cx421 has not departed yet and is currently on schedule. Scheduled departure 16:30, arrival 18:30 (updated Oct 10, 2026). -
Is flight cx421 on time today?
Flight cx421 has not departed yet and is currently on schedule. Scheduled departure is 16:30, with arrival at 18:30. Recheck gate and timing before you head to the airport. -
Has flight cx421 departed yet? What is the departure time?
Flight cx421 is scheduled to depart at 16:30. The latest actual or estimated departure time is 16:30, and the current status is Scheduled (updated Oct 10, 2026). -
When is flight cx421 scheduled to arrive?
Flight cx421 is scheduled to arrive at 18:30. The latest estimated or actual arrival time is 17:51. Status is Scheduled as of Oct 10, 2026. -
What is the gate information for flight cx421?
For flight cx421, the departure terminal is T1 and the boarding gate is B6. Gate assignments can change at short notice—confirm on airport screens before heading to security. -
What route does flight cx421 fly?
Flight cx421 is operated by Cathay Pacific from Taipei (TPE) to Hong Kong (HKG). Typical flight time is about 2 hours; operating days may include Saturday. -
How can I check real-time status for flight cx421?
Track flight cx421 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications. -
If flight cx421 is delayed or canceled, what should I do?
If cx421 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 10, 2026). Contact Cathay Pacific or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com. -
Has flight cx421 departed from Taipei?
Flight cx421 has not departed from Taipei (TPE) yet and is currently on schedule for 16:30. -
What is the seat configuration for flight cx421?
Flight cx421 usually flies a Airbus A330-300 with seat layout 2-4-2. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Destination Info: Hong Kong Weather & Time
Clear
|
26°C - 31°C
Expected weather conditions upon arrival
0 hour time difference
Time on arrival: Taipei 17:51
|
Hong Kong 17:51
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