$652 Cheap Korean Air flights San Francisco (SFO) to Seoul (ICN)

View $652 flight on Fri, Aug 22, 2025Opens in a new window

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$652 Cheap Korean Air flights San Francisco (SFO) to Seoul (ICN)

Prices were available within the past 7 days and start at $652 for one-way flights and $863 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Wed, Nov 26 - Sat, Dec 6
SFO
San Francisco
ICN
Seoul
$863 Roundtrip, just found
$863
Roundtrip
just found
Select Korean Air flight, departing Wed, Nov 26 from San Francisco to Seoul, returning Sat, Dec 6, priced at $863 just found
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, Emirates, Hawaiian Airlines, Korean Air, Philippine Airlines, Singapore Airlines, United, Vietnam Airlines, WestJet
Popular airline
Asiana Airlines
Distance
5645 mi
Average flight time
28 hours 29 mins

Frequently asked questions

How much is a Korean Air flight from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN)?
Set the "Price (lowest to highest)" filter on Expedia to search for cheap Korean Air round-trip flights from $863 from SFO to ICN. Affordable one-way options from $652 are available too.**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?
Search for return or one-way flights to Seoul in January or February. You could find cheaper fares with Korean Air during these off-peak travel months.
What is the cheapest time to book flights from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN) with Korean Air?
To find cheap flights from SFO to ICN with Korean Air, begin your search about one month before your planned departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another useful tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Korean Air fly nonstop from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN)?
Book a seat on one of Korean Air's 7 direct weekly flights from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN). To see your choices, enter your destination, origin and dates and hit search. Then apply the "Nonstop" and "Airline" filters.
How long does it take to fly from SFO to ICN with Korean Air?
Take off from San Francisco Intl. Airport (SFO) for Incheon Intl. Airport (ICN) on a direct Korean Air flight, and you'll be in the skies for around 13h.
What is the earliest Korean Air flight from SFO to ICN?
Departing SFO at 11:40AM UTC-8, the first Korean Air flight to ICN lands at 5:40PM UTC+9. Traveling earlier in the day means you're less likely to encounter cancellations or delays.* Prefer a later start? The last Korean Air flight from SFO to ICN departs at 11:40AM UTC-8 and touches down at 5:40PM UTC+9.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
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)?
For checked luggage, you can take 2 checked-in bags weighing up to 50 lb with dimensions not exceeding 62 inches. You can also travel with 1 cabin bag in the cabin when flying standard economy from SFO to ICN with Korean Air. This carry-on must weigh less than 39 lb and be no larger than 21 inches x 15 inches x 7 inches. Going over these restrictions can mean extra charges, so read Korean Air's baggage allowance rules before you begin packing.
Why fly with Korean Air from SFO to ICN?
Offering a 5-star airline rating, Korean Air is a top pick for many travelers departing from SFO to ICN. Plus, if you're a Korean Airlines Skypass and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Korean Air fly from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN)?
Chances are you'll be flying on a Boeing 777-300ER for your Korean Air flight from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN). However, you could end up on an alternative aircraft if there's an operational need.
Can I change or cancel my Korean Air flight from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN)?
Depending on your ticket type, a fee may apply if you change or cancel your flight more than 24 hours after it has been confirmed. To find plane tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when looking for flights. For more details on canceling or modifying your reservation, go to "Trips," select your flight and tick "Manage Booking."

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