Cheapest return flights from Seoul to San Francisco in October from $867

Best time to book flights for Seoul (GMP) to San Francisco (SFO) flights at AirHint

AirHint found the following cheapest return flights from Seoul (GMP) to San Francisco (SFO) in October 2025 (see full year).

Return flights

08 Oct - 13 Oct EVA Air
14 Oct - 24 Oct EVA Air
15 Oct - 19 Oct EVA Air
17 Oct - 27 Oct EVA Air
10 Oct - 12 Oct EVA Air
15 Oct - 22 Oct EVA Air
22 Oct - 24 Oct EVA Air
28 Oct - 04 Nov ANA
06 Oct - 16 Oct ANA
06 Oct - 23 Oct ANA
06 Oct - 20 Oct ANA
11 Oct - 07 Nov ANA
19 Oct - 15 Nov ANA
31 Oct - 08 Nov ANA
31 Oct - 10 Nov ANA

Also check the deals for one-way flights from Seoul to San Francisco in October.

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.

Book a cheap hotel in San Francisco

Cheap car rent in San Francisco