Cheapest one-way flights from San Francisco to Seoul in April from $351

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

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Seoul (ICN) in April 2025 (see full year).

One-Way flights

27 Apr Air Premia direct
06 Apr Air Premia direct
28 Apr Air Premia direct
23 Apr Air Premia direct
25 Apr Air Premia direct
13 Apr Air Premia direct
02 Apr Air Premia direct
08 Apr China Southern
15 Apr China Southern
30 Apr Air Premia direct

Also check the deals for return flights from San Francisco to Seoul in April.

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 Seoul

Cheap car rent in Seoul