Cheapest return flights from San Francisco to Seoul in October from $822

AirHint found the following cheapest return flights from San Francisco (SFO) to Seoul (ICN) in October 2026 (see full year).

Return flights

21 Oct - 03 Nov Vietnam Airlines
20 Oct - 03 Nov WestJet
05 Oct - 12 Oct Cathay Pacific
05 Oct - 16 Oct Philippine Airlines
11 Oct - 21 Oct Vietnam Airlines
11 Oct - 30 Oct Philippine Airlines
11 Oct - 29 Oct Vietnam Airlines
19 Oct - 03 Nov China Airlines
30 Oct - 17 Nov Philippine Airlines
23 Oct - 31 Oct China Airlines
30 Oct - 06 Nov China Airlines
05 Oct - 12 Oct Asiana Airlines direct
20 Oct - 03 Nov Asiana Airlines direct
21 Oct - 03 Nov Asiana Airlines direct
30 Oct - 06 Nov Asiana Airlines direct
05 Oct - 16 Oct United direct
23 Oct - 31 Oct United direct
30 Oct - 17 Nov United direct
19 Oct - 03 Nov Asiana Airlines direct
11 Oct - 29 Oct United direct

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

Powered by

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 Seoul

Cheap car rent in Seoul

Feel free to contact us with any feedback or request another flight research.