AirHint found the following cheapest one-way flights from Bangkok (BKK) to Istanbul (IST) in April 2026 (see full year).

One-Way flights

25 Apr	Oman Air
27 Apr	Oman Air
20 Apr	Oman Air
11 Apr	IndiGo
12 Apr	IndiGo
09 Apr	Qatar Airways
25 Apr	Thai Airways	direct
27 Apr	Thai Airways	direct
20 Apr	Thai Airways	direct
09 Apr	Thai Airways	direct

Also check the deals for return flights from Bangkok to Istanbul in April.

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 one-way flights from Bangkok to Istanbul in April from $331

One-Way flights