Cheap flights to South Korea from San Francisco

Round trips from San Francisco from $649. Cheapest dates, deal ratings and where to book.

• Seoul: $649, 2027-02-03 to 2027-02-19
• Jeju City: $866, 2026-10-19 to 2026-10-31

Nearby

• North Korea
• Japan
• China
• Mongolia
• Philippines
• Laos
• Vietnam
• Myanmar