$638 Cheap Delta flights San Francisco (SFO) to Seoul (ICN)

View $638 flight on Thu, Mar 26, 2026Opens in a new window

$638 Cheap Delta flights San Francisco (SFO) to Seoul (ICN)

Prices were available within the past 7 days and start at $638 for one-way flights and $1,076 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Mar 26 - Fri, Apr 10
SFO
San Francisco
ICN
Seoul
$1,076 Roundtrip, found 12 hours ago
$1,076
Roundtrip
found 12 hours ago
Select Delta flight, departing Thu, Mar 26 from San Francisco to Seoul, returning Fri, Apr 10, priced at $1,076 found 12 hours ago

Find the cheapest month to fly from San Francisco (SFO) to Seoul (ICN)

May is typically the cheapest month to fly

From $626 - $1,109 per traveler.
Flights from San Francisco (SFO) to Seoul (ICN)
Origin airport
San Francisco Intl.
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Air China, Air Premia, Alaska Airlines, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, Delta, EVA Airways, Hawaiian Airlines, Korean Air, Philippine Airlines, United, Vietnam Airlines
Popular airline
Air Canada
Distance
9032 km
Average flight time
29 hours 57 mins