AirHint found the following cheapest return flights from Newcastle (NCL) to Sydney (SYD) in October 2025 (see full year).

Return flights

14 Oct - 04 Nov	China Southern
15 Oct - 22 Oct	British Airways
14 Oct - 21 Oct	China Southern
05 Oct - 28 Oct	China Southern
14 Oct - 10 Nov	Ryanair
16 Oct - 23 Oct	British Airways
12 Oct - 19 Oct	British Airways
07 Oct - 14 Oct	Ryanair
05 Oct - 12 Oct	easyJet
13 Oct - 20 Oct	easyJet
04 Oct - 11 Oct	China Southern
06 Oct - 28 Oct	British Airways
23 Oct - 15 Nov	easyJet
16 Oct - 10 Nov	Ryanair
15 Oct - 10 Nov	British Airways
17 Oct - 14 Nov	Ryanair
12 Oct - 23 Nov	Ryanair
17 Oct - 15 Nov	Ryanair
19 Oct - 15 Nov	easyJet
13 Oct - 07 Nov	easyJet

Also check the deals for one-way flights from Newcastle to Sydney in October.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Sydney

Cheap car rent in Sydney

Cheapest return flights from Newcastle to Sydney in October from $848

Return flights