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San Francisco to Seoul - Flights Starting at US$494

Book one-way or return flights from San Francisco to Seoul from as little as US$494. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • SFO00:15
        20h 20m
        1 stop
        ICN12:35
        Mon, May 6|San Francisco - Seoul|Cathay Pacific
        US$494US$666
        26% OFF
        26% OFF
        US$666US$494
      • SFO00:15
        20h 20m
        1 stop
        ICN12:35
        Mon, Apr 29|San Francisco - Seoul|Cathay Pacific
        US$501US$666
        25% OFF
        25% OFF
        US$666US$501
      • SFO06:00
        17h 45m
        1 stop
        ICN15:45
        Mon, Apr 29|San Francisco - Seoul|American Airlines
        US$506US$666
        24% OFF
        24% OFF
        US$666US$506
      • SFO00:15
        20h 20m
        1 stop
        ICN12:35
        Tue, Apr 30|San Francisco - Seoul|Cathay Pacific
        US$507
        US$507
      • SFO00:15
        21h 55m
        1 stop
        ICN14:10
        Tue, May 7|San Francisco - Seoul|Cathay Pacific
        US$509
        US$509
      • SFO00:15
        20h 20m
        1 stop
        ICN12:35
        Wed, May 1|San Francisco - Seoul|Cathay Pacific
        US$512
        US$512
      • SFO13:00
        33h 10m
        1 stop
        ICN14:10
        Wed, May 8|San Francisco - Seoul|Cathay Pacific
        US$517
        US$517
      • SFO00:15
        20h 20m
        1 stop
        ICN12:35
        Sat, Apr 27|San Francisco - Seoul|Cathay Pacific
        US$550
        US$550
      • SFO01:15
        19h 20m
        1 stop
        ICN12:35
        Sun, Apr 28|San Francisco - Seoul|Cathay Pacific
        US$550
        US$550
      • SFO01:15
        19h 20m
        1 stop
        ICN12:35
        Fri, Apr 26|San Francisco - Seoul|Cathay Pacific
        US$551
        US$551
      • SFO13:00
        3h 5m
        Direct
        SEL14:00
        Thu, May 2|San Francisco - Seoul|Cathay Pacific
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

We've found these cheap flights for you. You may book a one-way or round trip as per your needs.

We monitor flight fares to help you seize the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from San Francisco to Seoul

View airlines operating flights from San Francisco to Seoul. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

ZIPAIR
From US$338
Air Premia
From US$472
Frontier Airlines
From US$476
Hawaiian Airlines
From US$480
Cathay Pacific
From US$494
Alaska Airlines
From US$508
Delta Air Lines
From US$508
WestJet
From US$509
STARLUX Airlines
From US$551
Flair Airlines
From US$574
ANA airlines

Find more flights and airlines

Alternative Routes from San Francisco to Seoul

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from San Francisco to Seoul.

  • Cheapest
    ZIPAIR
    SFO
    16:55
    26h 35m
    1 transfer
    ICN
    11:30
    San Francisco International Airport - Incheon International Airport
    Tue, May 7ZIPAIR
    US$338
  • ZIPAIR
    SFO
    16:55
    26h 25m
    1 transfer
    GMP
    11:20
    San Francisco International Airport - Gimpo International Airport
    Sat, May 11ZIPAIR
    US$545
  • ZIPAIR
    SFO
    16:55
    26h 25m
    1 transfer
    GMP
    11:20
    San Francisco International Airport - Gimpo International Airport
    Sat, May 11ZIPAIR
    US$545
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from San Francisco (SFO) to Seoul (SEL) the cheapest?

    Airlines adjust prices for flights from San Francisco to Seoul based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from San Francisco (SFO) to Seoul (SEL) cost?

    According to Trip.com's data, the lowest price is around $1,606.

  • How long does it take to fly from San Francisco (SFO) to Seoul (SEL) and what is the distance?

    It takes around 12 hours 24 minutes to fly from San Francisco (SFO) to Seoul (SEL).

  • What is the transportation method from the main airport to downtown in Seoul?

    • The distance from Incheon International Airport to downtown is about 48km. It takes about 1 hour by taxi.
    • The distance from Gimpo International Airport to downtown is about 15km. It takes about 30 minutes by taxi.

  • What are the most popular airlines that fly from San Francisco (SFO) to Seoul (SEL)?

    Airlines with flights from San Francisco (SFO) to Seoul (SEL): Delta Air Lines, Korean Air, Thai Airways, Singapore Airlines, Asiana Airlines and United Airlines.

How to find a cheap flight from San Francisco to Seoul

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from San Francisco to Seoul. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
San Francisco to Seoul Flight Information

Cheapest nonstop flight price

$494

Cheapest round-trip ticket price

$902

Off-season for travel

May

Peak season for travel

June

Flight distance

9,048.83km

Average flight time

12 hours 24 minutes

Popular airline

Alaska Airlines

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