NT$5,725 Cheap Flights from San Francisco (SFO) to Seoul (ICN)

View NT$5,725 flight on Tue, 2026/9/15Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN)

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Cheap Flights from San Francisco to Seoul (SFO-ICN)

Prices were available within the past 7 days and start at NT$5,725 for one-way flights and NT$19,781 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Tue, Sep 15 - Tue, Sep 29
SFO
San Francisco
ICN
Seoul
NT$19,781 Roundtrip, found 2 days ago
NT$19,781
Roundtrip
found 2 days ago
Select Philippine Airlines flight, departing Tue, Sep 15 from San Francisco to Seoul, returning Tue, Sep 29, priced at NT$19,781 found 2 days ago
Philippine Airlines
Tue, Sep 15 - Tue, Sep 29
SFO
San Francisco
ICN
Seoul
NT$24,207 Roundtrip, found 2 days ago
NT$24,207
Roundtrip
found 2 days ago
Select Philippine Airlines flight, departing Tue, Sep 15 from San Francisco to Seoul, returning Tue, Sep 29, priced at NT$24,207 found 2 days ago
Philippine Airlines
Tue, Sep 15 - Tue, Sep 29
SFO
San Francisco
ICN
Seoul
NT$24,385 Roundtrip, found 2 days ago
NT$24,385
Roundtrip
found 2 days ago
Select Philippine Airlines flight, departing Tue, Sep 15 from San Francisco to Seoul, returning Tue, Sep 29, priced at NT$24,385 found 2 days ago
Philippine Airlines
Tue, Sep 15 - Tue, Sep 29
SFO
San Francisco
ICN
Seoul
NT$26,717 Roundtrip, found 2 days ago
NT$26,717
Roundtrip
found 2 days ago
Select Philippine Airlines flight, departing Tue, Sep 15 from San Francisco to Seoul, returning Tue, Sep 29, priced at NT$26,717 found 2 days ago
United
Mon, Oct 19 - Wed, Oct 28
SFO
San Francisco
ICN
Seoul
NT$27,247 Roundtrip, found 3 days ago
NT$27,247
Roundtrip
found 3 days ago
Select United flight, departing Mon, Oct 19 from San Francisco to Seoul, returning Wed, Oct 28, priced at NT$27,247 found 3 days ago
United
Fri, Apr 24 - Thu, May 7
SFO
San Francisco
ICN
Seoul
NT$27,371 Roundtrip, found 4 days ago
NT$27,371
Roundtrip
found 4 days ago
Select United flight, departing Fri, Apr 24 from San Francisco to Seoul, returning Thu, May 7, priced at NT$27,371 found 4 days ago
United
Sun, Oct 18 - Wed, Oct 28
SFO
San Francisco
ICN
Seoul
NT$27,425 Roundtrip, found 3 days ago
NT$27,425
Roundtrip
found 3 days ago
Select United flight, departing Sun, Oct 18 from San Francisco to Seoul, returning Wed, Oct 28, priced at NT$27,425 found 3 days ago
Cathay Pacific
Wed, Oct 14 - Sun, Oct 25
SFO
San Francisco
ICN
Seoul
NT$30,718 Roundtrip, just found
NT$30,718
Roundtrip
just found
Select Cathay Pacific flight, departing Wed, Oct 14 from San Francisco to Seoul, returning Sun, Oct 25, priced at NT$30,718 just found
Air Canada
Tue, Sep 15 - Tue, Sep 29
SFO
San Francisco
ICN
Seoul
NT$32,560 Roundtrip, found 2 days ago
NT$32,560
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Sep 15 from San Francisco to Seoul, returning Tue, Sep 29, priced at NT$32,560 found 2 days ago
Vietnam Airlines
Wed, Oct 14 - Sun, Oct 25
SFO
San Francisco
ICN
Seoul
NT$33,431 Roundtrip, just found
NT$33,431
Roundtrip
just found
Select Vietnam Airlines flight, departing Wed, Oct 14 from San Francisco to Seoul, returning Sun, Oct 25, priced at NT$33,431 just found

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

September is typically the cheapest month to fly

From NT$20,243 - NT$29,232 per traveler.

Frequently asked questions

How much is a flight from SFO to Incheon Airport?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights between San Francisco Intl. Airport (SFO) and Incheon Intl. Airport (ICN) start from NT$19,781. Book now to get the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Francisco Intl. Airport (SFO) to ICN?
Every airline has its own terms and conditions. If you decide to cancel your trip, visit our Customer Service Portal.
How do I find cheap flights from SFO to ICN that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for San Francisco Airport to ICN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from San Francisco Intl. Airport (SFO) to Incheon Airport?
San Francisco to South Korea is around 9,100 kilometers, so be prepared to spend a while in the air. Don't forget to pack all the essentials, from your eye mask to your earphones. Throw in a few snacks to munch on throughout your journey too.
Which airlines fly direct from San Francisco Airport to Seoul–Incheon Intl. Airport?
United Airlines (UA) is one of the preferred choices for travelers jetting between SFO and Incheon Airport. Take your pick of the 47 flights it operates on this route each month. For more options, check out the fares from Korean Air (KE). This airline offers 30 monthly flights between these airports.
Are San Francisco Intl. Airport (SFO) to Incheon Intl. Airport (ICN) flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so it's no sure thing. While last-minute deals between San Francisco Intl. Airport (SFO) and Seoul–Incheon Intl. Airport are of course possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some airlines announce their prices up to a year ahead of the departure date. Expedia is constantly updating the best airfare bargains around, so keep checking back and be ready to pounce when the fares dip.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Incheon Intl.
Roundtrip price
NT$19,781
Distance
9032 km
Average flight time
28 hours 45 mins

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