Flights from San Francisco to Seoul

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From $673 · Prices update daily

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Price calendar — next 60 days

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★ Cheapest: $673 on Fri, Aug 28 · Direct · YP

Lowest return fares · Prices update daily · Final price confirmed at booking

Airlines flying San Francisco to Seoul

KEKorean Air

Approximate: $890-$1,450 economy · $4,200-$6,200 business

Direct · 11h 25m westbound / 10h 40m eastbound

OZAsiana Airlines

Approximate: $820-$1,380 economy · $3,800-$5,400 business

Direct · 11h 35m westbound / 10h 50m eastbound

UAUnited Airlines

Approximate: $780-$1,400 economy · $4,400-$5,800 Polaris business

Direct · 11h 45m westbound / 10h 55m eastbound

YPAir Premia

Approximate: $720-$1,150 economy · $1,100-$1,650 Premium Economy

Direct · 11h 45m westbound / 10h 55m eastbound

Visa for Seoul

🟢 Visa-free for US passport holders

Visa-free for US passports (90 days). K-ETA waived through Dec 31, 2026 — reconfirm before travel

Full Seoul visa guide →

Travel insurance

Protect your San Francisco to Seoul trip against delays, cancellations, and medical emergencies. US travelers can compare plans from top insurers.

✈️ Flight delayed or cancelled?

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Planning a trip to Seoul?Hotels from $14/nt|Tours from $8

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