Cheap Korean Air Flights from San Francisco to Seoul (SFO→ICN)

View AU$976 flight on Thu, 12 Feb 2026Opens in a new window
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Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Wed, 3 Dec - Wed, 10 Dec
SFO
San Francisco
ICN
Seoul
AU$1,330 Return, found 4 days ago
AU$1,330
Return
found 4 days ago
Select Korean Air flight, departing Wed, 3 Dec from San Francisco to Seoul, returning Wed, 10 Dec, priced at AU$1,330 found 4 days ago
Korean Air
Sat, 6 Dec - Sat, 13 Dec
SFO
San Francisco
ICN
Seoul
AU$1,331 Return, found 15 hours ago
AU$1,331
Return
found 15 hours ago
Select Korean Air flight, departing Sat, 6 Dec from San Francisco to Seoul, returning Sat, 13 Dec, priced at AU$1,331 found 15 hours ago
Korean Air
Tue, 11 Nov - Thu, 13 Nov
SFO
San Francisco
ICN
Seoul
AU$1,337 Return, found 5 hours ago
AU$1,337
Return
found 5 hours ago
Select Korean Air flight, departing Tue, 11 Nov from San Francisco to Seoul, returning Thu, 13 Nov, priced at AU$1,337 found 5 hours ago
Korean Air
Tue, 11 Nov - Thu, 13 Nov
SFO
San Francisco
ICN
Seoul
AU$1,339 Return, found 5 hours ago
AU$1,339
Return
found 5 hours ago
Select Korean Air flight, departing Tue, 11 Nov from San Francisco to Seoul, returning Thu, 13 Nov, priced at AU$1,339 found 5 hours ago
Korean Air
Tue, 11 Nov - Thu, 13 Nov
SFO
San Francisco
ICN
Seoul
AU$1,340 Return, found 5 hours ago
AU$1,340
Return
found 5 hours ago
Select Korean Air flight, departing Tue, 11 Nov from San Francisco to Seoul, returning Thu, 13 Nov, priced at AU$1,340 found 5 hours ago
Korean Air
Tue, 11 Nov - Thu, 13 Nov
SFO
San Francisco
ICN
Seoul
AU$1,342 Return, found 5 hours ago
AU$1,342
Return
found 5 hours ago
Select Korean Air flight, departing Tue, 11 Nov from San Francisco to Seoul, returning Thu, 13 Nov, priced at AU$1,342 found 5 hours ago
Flight from San Francisco to Seoul route information
Origin airport
San Francisco Intl.
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, China Southern Airlines, Delta, EVA Airways, Korean Air, Singapore Airlines, Turkish Airlines, United, Vietnam Airlines, WestJet
Popular airline
Korean Air
Distance
9032 km
Average flight time
28 hours 42 mins

Frequently asked questions

How much is a Korean Air flight from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN)?
You'll find budget-friendly return Korean Air flights from AU$1,330 from SFO to ICN by filtering your results from "Price (lowest to highest)" on Expedia. Or look for bargains from AU$976 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SFO to ICN with Korean Air?
Korean Air flights to Seoul tend to be more affordable in the off-peak months of January and February. Whether you need a return or one-way ticket, you could land a better deal then.
Does Korean Air fly nonstop from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN)?
Hop on one of Korean Air's 7 direct weekly flights from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN). To see your options, enter your dates, origin and destination and hit search. Then apply the "Nonstop" and "Airline" filters.
How long does it take to fly from SFO to ICN with Korean Air?
On average, it takes 13h to travel nonstop from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN) with Korean Air.
What airports does Korean Air fly into in Seoul?
Incheon Intl. Airport (ICN) is the main Seoul gateway for Korean Air flights from San Francisco Intl. Airport (SFO).
What kind of luggage can I take on a Korean Air flight from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN)?
On a standard economy flight with Korean Air from SFO to ICN, passengers can bring 2 checked-in bags up to 23 kgs with dimensions no larger than 157 centimetres in total. For hand luggage, you're permitted 1 cabin bag weighing up to 18 kgs and measuring no more than 53 centimetres x 38 centimetres x 18 centimetres. Weight and size limits may vary based on your airfare type and cabin class. To make sure you don't get caught with extra fees at the terminal, check your Korean Air booking or visit the airline's website before you begin packing.
What type of plane does Korean Air fly from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN)?
Korean Air typically operates Boeing 777-300ER planes for flights from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN). Bear in mind that aircraft type can change depending on operational demands, so the plane you catch might be different on the day.
Can I change or cancel my Korean Air flight from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN)?
Changes are typically free within 24 hours of booking, but your airline may add a charge after that. For more details about altering your reservation, head to your "Trips," select your flight and click on "Manage Booking." If you want the freedom to change your itinerary without additional charges, check the "Changes included" or "No cancel fee" filter when planning your next break.

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