AirHint found the following cheapest return flights from San Francisco (SFO) to Kabul (KBL) in September 2025 (see full year).

Return flights

22 Sep - 29 Sep	Qatar Airways
23 Sep - 03 Oct	Qatar Airways
23 Sep - 01 Oct	Qatar Airways
29 Sep - 08 Oct	Qatar Airways
29 Sep - 13 Oct	Qatar Airways
24 Sep - 06 Oct	Qatar Airways
24 Sep - 03 Oct	Qatar Airways
23 Sep - 05 Oct	SWISS
24 Sep - 07 Oct	Qatar Airways
30 Sep - 13 Oct	Qatar Airways
30 Sep - 31 Oct	Qatar Airways
21 Sep - 28 Sep	Qatar Airways

Also check the deals for one-way flights from San Francisco to Kabul 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 San Francisco to Kabul in September from $1175

Return flights