Cheap Flights from Seoul to Lisbon from $353

Frequently Asked Questions

• What are the cheapest flights from Seoul to Lisbon (SEL-LIS)?

  Based on Trip.com data, T'Way Air offers one-way fares as low as $353 on Cheapest nonstop routes (e.g. ICN to LIS on Wed, Jul 29), while KLM offers Cheapest nonstop round-trips from $735 departing on Wed, Jul 22 and returning on Wed, Jul 29.

• Which airlines offer direct flights from Seoul to Lisbon?

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

• How long does it take to fly from Seoul (SEL) to Lisbon (LIS) and what is the distance?

  It takes around 15 hours 30 minutes to fly from Seoul (SEL) to Lisbon (LIS).

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

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seoul to Lisbon 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 many flights are there per week from Seoul to Lisbon?

  Based on Trip.com data in the past 4 weeks, there is 3 flight per week flying from Seoul to Lisbon. You can check the weekly schedule for popular airlines on this route below: Korean Air: -/-/T/-/T/-/S -- KE921 (12:25)

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

  To find best deals on flights from Seoul to Lisbon, 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 Wed, Jul 29, with one-way flights priced at just $353.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Korean Air.
  · 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 Lisbon travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Seoul (SEL) to Lisbon (LIS) the cheapest?

  The cheapest months to fly from Seoul to Lisbon is December, when demand for travel is lower.

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

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Seoul to Lisbon on July 29, 2026 with T'Way Air, with prices starting at $365.

• Which airports can I fly to for Lisbon from Seoul?

  You can land at any one of the following hubs in Lisbon, with Incheon International Airport to Humberto Delgado Airport (ICN-LIS) is by far the most common option on this route: Humberto Delgado Airport (LIS).

• Is there any time difference between Seoul and Lisbon?

  The time difference between Lisbon and Seoul is 9h.

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

  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.