Cheapest one-way flights from Bangkok to Barcelona in September from $347

Best time to book flights for Bangkok (BKK) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest one-way flights from Bangkok (BKK) to Barcelona (BCN) in September 2025 (see full year).

One-Way flights

05 Sep Thai VietJet Air
30 Sep Etihad Airways
08 Sep Etihad Airways
22 Sep Etihad Airways
14 Sep Hainan Airlines
11 Sep Hainan Airlines
12 Sep Hainan Airlines
04 Sep Hainan Airlines
09 Sep Etihad Airways
10 Sep Etihad Airways

Also check the deals for return flights from Bangkok to Barcelona in September.

Skyscanner

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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