AirHint found the following cheapest return flights from Newcastle (NCL) to Bangkok (BKK) in August 2025 (see full year).

Return flights

28 Aug - 18 Sep	KLM
31 Aug - 21 Sep	Air France
26 Aug - 16 Sep	KLM
22 Aug - 14 Sep	Air France
17 Aug - 14 Sep	KLM
21 Aug - 11 Sep	KLM
20 Aug - 21 Sep	KLM
22 Aug - 10 Sep	KLM
31 Aug - 30 Sep	Air France
28 Aug - 07 Sep	Ryanair
10 Aug - 17 Aug	easyJet
04 Aug - 17 Aug	British Airways
02 Aug - 04 Aug	British Airways
12 Aug - 17 Aug	Aer Lingus
06 Aug - 27 Aug	Ryanair
01 Aug - 27 Aug	British Airways
05 Aug - 20 Aug	Ryanair
11 Aug - 18 Aug	British Airways
07 Aug - 19 Aug	Ryanair
05 Aug - 19 Aug	Ryanair

Also check the deals for one-way flights from Newcastle to Bangkok in August.

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.

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Cheapest return flights from Newcastle to Bangkok in August from $756

Return flights