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Flights from San Francisco to Ulsan
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Flights from San Francisco to Ulsan Starting at £565

Discover our range of affordable one-way and round-trip flights from San Francisco to Ulsan and kick-start your next adventure today!

  • One way
  • Round-trip
      • SFO14:30
        30h 5m
        1 stop
        USN13:35
        Fri, Dec 27|San Francisco - Ulsan|Air Premia
        £565£3,397
        83% OFF
        83% OFF
        £3,397£565

        Choose Air Premia flights from San Francisco to Ulsan. The one-way connecting flight with Air Premia departs from San Francisco International Airport on Fri, Dec 27, arriving at Ulsan Airport. One-way Prices start from £565 including taxes and charges.

      • SFO23:30
        21h 5m
        1 stop
        USN13:35
        Fri, Dec 27|San Francisco - Ulsan|Asiana Airlines
        £967£3,397
        72% OFF
        72% OFF
        £3,397£967

        Choose Asiana Airlines flights from San Francisco to Ulsan. The one-way connecting flight with Asiana Airlines departs from San Francisco International Airport on Fri, Dec 27, arriving at Ulsan Airport. One-way Prices start from £967 including taxes and charges.

      • SFO11:40
        28h 10m
        1 stop
        USN08:50
        Fri, Dec 27|San Francisco - Ulsan|Korean Air
        £968£3,397
        72% OFF
        72% OFF
        £3,397£968

        Choose Korean Air flights from San Francisco to Ulsan. The one-way connecting flight with Korean Air departs from San Francisco International Airport on Fri, Dec 27, arriving at Ulsan Airport. One-way Prices start from £968 including taxes and charges.

      • SFO11:40
        28h 10m
        1 stop
        USN08:50
        Thu, Dec 19|San Francisco - Ulsan|Korean Air
        £1,421
        £1,421

        Choose Korean Air flights from San Francisco to Ulsan. The one-way connecting flight with Korean Air departs from San Francisco International Airport on Thu, Dec 19, arriving at Ulsan Airport. One-way Prices start from £1,421 including taxes and charges.

      • SFO23:45
        20h 50m
        1 stop
        USN13:35
        Thu, Dec 19|San Francisco - Ulsan|United Airlines
        £1,439
        £1,439

        Choose United Airlines flights from San Francisco to Ulsan. The one-way connecting flight with United Airlines departs from San Francisco International Airport on Thu, Dec 19, arriving at Ulsan Airport. One-way Prices start from £1,439 including taxes and charges.

      • SFO11:40
        32h 55m
        1 stop
        USN13:35
        Fri, Dec 20|San Francisco - Ulsan|Korean Air
        £1,844
        £1,844

        Choose Korean Air flights from San Francisco to Ulsan. The one-way connecting flight with Korean Air departs from San Francisco International Airport on Fri, Dec 20, arriving at Ulsan Airport. One-way Prices start from £1,844 including taxes and charges.

      • SFO10:30
        29h 20m
        1 stop
        USN08:50
        Fri, Dec 20|San Francisco - Ulsan|United Airlines
        £1,892
        £1,892

        Choose United Airlines flights from San Francisco to Ulsan. The one-way connecting flight with United Airlines departs from San Francisco International Airport on Fri, Dec 20, arriving at Ulsan Airport. One-way Prices start from £1,892 including taxes and charges.

      • SFO12:10
        27h 40m
        1 stop
        USN08:50
        Fri, Dec 20|San Francisco - Ulsan|Asiana Airlines
        £2,614
        £2,614

        Choose Asiana Airlines flights from San Francisco to Ulsan. The one-way connecting flight with Asiana Airlines departs from San Francisco International Airport on Fri, Dec 20, arriving at Ulsan Airport. One-way Prices start from £2,614 including taxes and charges.

      • SFO23:30
        27h 5m
        1 stop
        USN19:35
        Thu, Dec 19|San Francisco - Ulsan|Asiana Airlines
        £3,058
        £3,058

        Choose Asiana Airlines flights from San Francisco to Ulsan. The one-way connecting flight with Asiana Airlines departs from San Francisco International Airport on Thu, Dec 19, arriving at Ulsan Airport. One-way Prices start from £3,058 including taxes and charges.

      • SFO01:00 pm
        3h 5m
        Nonstop
        USN02:00 pm
        Mon, Dec 23|San Francisco - Ulsan|Air Premia
        Find More Flights
        Find More Flights

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

Find the best time to fly from San Francisco to Ulsan

Explore the best time to buy affordable tickets to Ulsan with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from San Francisco to Ulsan

Which airline provides the cheapest flights from San Francisco to Ulsan? Discover the option that best suits your travel needs before embarking on your journey.

Air Premia
From £565
EVA Air
From £871
United Airlines
From £936
Asiana Airlines
From £967
Korean Air
From £968
STARLUX Airlines
From £1,016
China Eastern Airlines
From £1,436
Delta Air Lines
From £1,563
China Airlines
From £1,564
Alaska Airlines
From £1,674

Find more flights and airlines

Alternative Routes from San Francisco to Ulsan

Searching for potential routes that might be cheaper and faster? There are a few alternative ways to get to Ulsan from San Francisco which could help you save money and time.

  • Cheapest
    Air Premia
    SFO
    14:30
    30h 5m
    1 transfer
    USN
    13:35
    San Francisco International Airport - Ulsan Airport
    Fri, Dec 27Air Premia
    £565
  • Air Premia
    SFO
    14:30
    30h 5m
    1 transfer
    USN
    13:35
    San Francisco International Airport - Ulsan Airport
    Fri, Dec 27Air Premia
    £565
    Find More Flights

FAQ

  • When are flight tickets from San Francisco (SFO) to Ulsan (USN) the cheapest?

    Airlines adjust prices for flights from San Francisco to Ulsan based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from San Francisco (SFO) to Ulsan (USN) cost?

    According to Trip.com's data, the lowest price is around £921.

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

    • The distance from Ulsan Airport to downtown is about 7km, by taxi about 20 minutes.

  • How many airports in Ulsan (USN)?

    There are 1 airport(s) in Ulsan (USN): Ulsan Airport.

How to find a cheap flight from San Francisco to Ulsan

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
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

Flight Information from San Francisco to Ulsan

Cheapest direct flight price£564
Off-season travel monthOctober
Peak season for travelNovember
Flight distance9,025.74km
Popular airlineEmirates

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