Seen operating · 18 dates
CZ 303
China Southern Airlines flight CZ 303 from Guangzhou to London, usually departing 13:40 local time with about 12h 40m in the air.
Fares and airlines on CAN–LHR →CAN
LHR
SCHEDULED · 5,900 mi
map · d3-geo · world-atlas · live position ADSB.lol (ODbL)
13:40
Departs CAN (local)
12h 40m
Scheduled flight time
9,496 km
5,901 miles
18
Operating dates seen
Flight CZ 303
What we can confirm
Only figures a dated source supplied. Times are local and change with the season — check with China Southern Airlines before you fly.
Route
CAN → LHR
Guangzhou Baiyun International Airport to London Heathrow Airport
Usual departure
13:40 local
Most common time across 18 dates
Flight time
12h 40m
Scheduled, departure to arrival
Distance
9,496 km
Great-circle, 5,901 miles
Dates seen
12 Sept 2026 – 24 Oct 2026
18 operating dates
Where this comes from
- Nonstop fares travellers found for specific dates (Travelpayouts fare data)
- VRS standing-data community route database (CC0) lists the same airports.
- Live position, when the aircraft is airborne and in receiver coverage: ADSB.lol (ODbL 1.0).
Data refreshed 11 Sept 2026. We never estimate a time or route to fill a gap.
From the window seat
#CZ303 on the grid
Public posts tagged #CZ303 on YouTube, Bluesky and Mastodon.
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