AirHint found the following cheapest return flights from Karachi (KHI) to Bangkok (BKK) in September 2025 (see full year).

Return flights

22 Sep - 30 Sep	SalamAir
05 Sep - 10 Sep	AirAsia X
20 Sep - 28 Sep	SalamAir
02 Sep - 06 Sep	SalamAir
21 Sep - 30 Sep	AirAsia X
08 Sep - 15 Sep	AirAsia X
05 Sep - 09 Sep	AirAsia X
10 Sep - 30 Sep	SalamAir
30 Sep - 04 Oct	SalamAir
22 Sep - 29 Sep	AirAsia X
19 Sep - 30 Sep	AirAsia X
24 Sep - 01 Oct	AirAsia X
16 Sep - 16 Oct	SalamAir
12 Sep - 02 Oct	Etihad Airways
16 Sep - 03 Oct	SalamAir
28 Sep - 05 Oct	AirAsia X
29 Sep - 06 Oct	AirAsia X
26 Sep - 03 Oct	AirAsia X
15 Sep - 02 Oct	Qatar Airways
10 Sep - 09 Oct	Qatar Airways

Also check the deals for one-way flights from Karachi to Bangkok in September.

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 Karachi to Bangkok in September from 368€

Return flights