Cheap Flights from San Diego to Seoul from $409

Frequently Asked Questions

• What are the cheapest flights from San Diego to Seoul (SAN-SEL)?

  Based on Trip.com data, Frontier Airlines offers one-way fares as low as $409 on Cheapest nonstop routes (e.g. SAN to ICN on Sun, Jan 18), while Air Canada offers Cheapest nonstop round-trips from $761 departing on Sun, Dec 7 and returning on Sun, Dec 14.

• Which airlines offer direct flights from San Diego to Seoul?

  At the moment, you can catch a nonstop flight from San Diego to Seoul with the following airlines, including: United Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from San Diego to Seoul?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Diego to Seoul is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from San Diego to Seoul?

  To find best deals on flights from San Diego to Seoul, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, Jan 18, with one-way flights priced at just $409.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Seoul travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from San Diego (SAN) to Seoul (SEL) the cheapest?

  The cheapest months to fly from San Diego to Seoul is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from San Diego to Seoul on?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from San Diego to Seoul on December 7, 2025 with Air Canada, with prices starting at $760.

• Which airports can I fly to for Seoul from San Diego?

  You can land at any one of the following hubs in Seoul, with San Diego International Airport to Incheon International Airport (SAN-ICN) is by far the most common option on this route: Incheon International Airport (ICN) Gimpo International Airport (GMP).

• Is there any time difference between San Diego and Seoul?

  The time difference between Seoul and San Diego is 17h.

• How do I change or cancel my ticket from San Diego to Seoul?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.