Cheapest return flights from Seoul to San Francisco in March from $450

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

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

Return flights

02 Mar - 09 Mar Air Premia direct
02 Mar - 13 Mar United direct
04 Mar - 16 Mar United direct
25 Mar - 27 Mar Air Premia direct
23 Mar - 26 Mar Asiana Airlines direct
17 Mar - 01 Apr Asiana Airlines direct
23 Mar - 03 Apr Asiana Airlines direct
28 Mar - 03 Apr Asiana Airlines direct
25 Mar - 01 Apr United direct

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

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