AirHint found the following cheapest return flights from Newcastle (NCL) to Bangkok (BKK) in June 2026 (see full year).

Return flights

02 Jun - 16 Jun	British Airways
01 Jun - 15 Jun	British Airways
02 Jun - 23 Jun	KLM
16 Jun - 14 Jul	Air France
08 Jun - 24 Jun	British Airways
08 Jun - 22 Jun	British Airways
01 Jun - 30 Jun	Lufthansa
13 Jun - 20 Jun	Lufthansa
03 Jun - 13 Jun	KLM
06 Jun - 02 Jul	KLM
12 Jun - 26 Jun	KLM
13 Jun - 27 Jun	KLM
18 Jun - 03 Jul	Lufthansa
20 Jun - 18 Jul	Air France

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

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 June from 579€

Return flights