UO646

For travellers

Departure · Hong Kong (HKG)

Terminal T2 · Gate 206

Scheduled 13:00 · Departed 13:03

Board status: Dep 13:03

Airborne since 13:20 (ADS-B)

Arrival · Tokyo / Narita (NRT)

Terminal T2

Scheduled 18:25

Board status: CODE SHARE

In the air, ~2h 58m to go (19% of the route flown)

Board data from hongkong, narita, updated 3 min ago; times local to each airport.

Flight

Status

In progress

Departure

Hong Kong International Airport (HKG) — Hong Kong, Hong Kong

Scheduled departure

2026-10-04 05:00 UTC

Departed

2026-10-04 05:20 UTC

Arrival

Narita International Airport (NRT) — Tokyo / Narita, Japan (scheduled)

Scheduled arrival

2026-10-04 09:25 UTC

Progress

19% · ~2h 58m remaining

Codeshares

CX5646

Distance flown

596 km

Straight-line distance

2962 km

Aircraft

Registration

B-KKQ

Type

Airbus A321 Neo

CO2 (EMEP est., total)

79.2 t (297 kg/pax Economy, 645 kg/pax Business)

Altitude & speed

Max altitude

37,000 ft

Max ground speed

461 kt

Tracked

47m · 596 km

Note

still in progress - the track so far

Altitude (ft, max 37,000)

Ground speed (kt, max 461)

Altitude (ft, max 37,000)

Ground speed (kt, max 461)

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airlines

Cathay Pacific (CPA)

Greater Bay Airlines (HGB)

Hong Kong Express (HKE)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-04 05:20 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKQ	Airbus A321 Neo	In progress	~2962 km est.
2026-10-03 05:15 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKL	Airbus A321 Neo	Incomplete (signal lost)	~3206 km est. (1224 km recorded)
2026-10-02 05:05 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKF	Airbus A321 Neo	Incomplete (signal lost)	~3178 km est. (1112 km recorded)
2026-10-01 05:02 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKD	Airbus A321 Neo	Incomplete (signal lost)	~3177 km est. (1255 km recorded)
2026-09-30 05:16 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKB	Airbus A321 Neo	Incomplete (signal lost)	~3168 km est. (1231 km recorded)
2026-09-29 05:56 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKA	Airbus A321 Neo	Incomplete (signal lost)	~3166 km est. (1247 km recorded)
2026-09-28 04:58 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKE	Airbus A321 Neo	Incomplete (signal lost)	~3173 km est. (1184 km recorded)
2026-09-27 05:37 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKM	Airbus A321 Neo	Incomplete (signal lost)	~3166 km est. (1177 km recorded)
2026-09-26 05:13 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKL	Airbus A321 Neo	Incomplete (signal lost)	~3174 km est. (1625 km recorded)
2026-09-25 05:11 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKO	Airbus A321 Neo	Incomplete (signal lost)	~3166 km est. (1236 km recorded)
2026-09-24 04:52 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKO	Airbus A321 Neo	Incomplete (signal lost)	~3146 km est. (1221 km recorded)
2026-09-23 04:56 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKB	Airbus A321 Neo	Incomplete (signal lost)	~3132 km est. (1200 km recorded)
2026-09-22 05:39 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKN	Airbus A321 Neo	Incomplete (signal lost)	~3175 km est. (1251 km recorded)
2026-09-21 05:19 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKJ	Airbus A321 Neo	Incomplete (signal lost)	~3171 km est. (1176 km recorded)
2026-09-20 05:04 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKD	Airbus A321 Neo	Incomplete (signal lost)	~3162 km est. (1188 km recorded)
2026-09-19 04:59 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKN	Airbus A321 Neo	Incomplete (signal lost)	~3195 km est. (1249 km recorded)
2026-09-18 04:58 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKL	Airbus A321 Neo	Incomplete (signal lost)	~3168 km est. (1233 km recorded)
2026-09-17 05:02 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKJ	Airbus A321 Neo	Incomplete (signal lost)	~3174 km est. (1256 km recorded)
2026-09-16 04:59 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKJ	Airbus A321 Neo	Incomplete (signal lost)	~3175 km est. (1264 km recorded)
2026-09-15 04:55 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKF	Airbus A321 Neo	Incomplete (signal lost)	~3189 km est. (1275 km recorded)
2026-09-14 04:59 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKH	Airbus A321 Neo	Incomplete (signal lost)	~3164 km est. (1249 km recorded)
2026-09-13 05:02 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKQ	Airbus A321 Neo	Incomplete (signal lost)	~3149 km est. (1227 km recorded)
2026-09-12 04:50 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKD	Airbus A321 Neo	Incomplete (signal lost)	~3161 km est. (1242 km recorded)
2026-09-11 05:11 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKQ	Airbus A321 Neo	Incomplete (signal lost)	~3186 km est. (1271 km recorded)
2026-09-10 05:01 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKI	Airbus A321 Neo	Completed	3303 km
2026-09-09 07:39 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKE	Airbus A321 Neo	Completed	1253 km
2026-09-08 05:00 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKD	Airbus A321 Neo	Completed	3362 km
2026-09-07 05:07 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKH	Airbus A321 Neo	Completed	3491 km
2026-09-06 05:12 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKC	Airbus A321 Neo	Completed	3339 km
2026-09-05 04:53 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKC	Airbus A321 Neo	Completed	3258 km
2026-09-04 04:54 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKP	Airbus A321 Neo	Completed	3358 km
2026-09-03 04:50 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKE	Airbus A321 Neo	Completed	3309 km
2026-09-02 04:49 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKM	Airbus A321 Neo	Completed	3277 km
2026-09-01 04:55 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKC	Airbus A321 Neo	Completed	3249 km
2026-08-31 05:02 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKP	Airbus A321 Neo	Completed	3327 km
2026-08-30 04:54 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKM	Airbus A321 Neo	Completed	3237 km
2026-08-29 04:59 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKJ	Airbus A321 Neo	Completed	3349 km
2026-08-28 04:49 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKI	Airbus A321 Neo	Completed	3378 km
2026-08-27 05:01 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKB	Airbus A321 Neo	Completed	3396 km
2026-08-26 04:51 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKI	Airbus A321 Neo	Completed	3372 km
2026-08-25 05:10 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKD	Airbus A321 Neo	Completed	3327 km
2026-08-24 05:26 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-LEE	Airbus A321	Completed	3408 km
2026-08-23 04:57 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKO	Airbus A321 Neo	Completed	4033 km
2026-08-22 05:14 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKM	Airbus A321 Neo	Completed	4132 km
2026-08-21 05:10 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKQ	Airbus A321 Neo	Completed	4273 km
2026-08-20 05:17 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-LEI	Airbus A321	Completed	4129 km
2026-08-19 04:53 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKP	Airbus A321 Neo	Completed	4154 km
2026-08-18 05:08 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKB	Airbus A321 Neo	Completed	4094 km
2026-08-17 04:57 UTC	HKE646	HKG → NRT Hong Kong → Tokyo / Narita	B-KKG	Airbus A321 Neo	Completed	4163 km