$549 Cheap Flights from Seoul (GMP) to Lisbon (LIS)

View $549 flight on Tue, May 19, 2026Opens in a new window

Popular airlines from Gimpo Intl. Airport (GMP) to Humberto Delgado Airport (LIS)

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Cheap Flights from Seoul to Lisbon (GMP-LIS)

Prices were available within the past 7 days and start at $549 for one-way flights and $948 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Tue, May 19 - Sat, May 30
GMP
Seoul
LIS
Lisbon
$948 Roundtrip, found 2 days ago
$948
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Tue, May 19 from Seoul to Lisbon, returning Sat, May 30, priced at $948 found 2 days ago
Asiana Airlines
Thu, Jul 31 - Sun, Aug 24
GMP
Seoul
LIS
Lisbon
$957 Roundtrip, found 4 days ago
$957
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Thu, Jul 31 from Seoul to Lisbon, returning Sun, Aug 24, priced at $957 found 4 days ago
Asiana Airlines
Thu, Jul 31 - Sun, Aug 24
GMP
Seoul
LIS
Lisbon
$965 Roundtrip, found 4 days ago
$965
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Thu, Jul 31 from Seoul to Lisbon, returning Sun, Aug 24, priced at $965 found 4 days ago
Asiana Airlines
Thu, Jul 31 - Sun, Aug 24
GMP
Seoul
LIS
Lisbon
$1,048 Roundtrip, found 4 days ago
$1,048
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Thu, Jul 31 from Seoul to Lisbon, returning Sun, Aug 24, priced at $1,048 found 4 days ago
Asiana Airlines
Thu, Jul 31 - Sun, Aug 24
GMP
Seoul
LIS
Lisbon
$1,055 Roundtrip, found 4 days ago
$1,055
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Thu, Jul 31 from Seoul to Lisbon, returning Sun, Aug 24, priced at $1,055 found 4 days ago
Asiana Airlines
Sat, Feb 14 - Sat, Feb 21
GMP
Seoul
LIS
Lisbon
$1,057 Roundtrip, found 6 days ago
$1,057
Roundtrip
found 6 days ago
Select Asiana Airlines flight, departing Sat, Feb 14 from Seoul to Lisbon, returning Sat, Feb 21, priced at $1,057 found 6 days ago
Asiana Airlines
Thu, Jul 31 - Sun, Aug 24
GMP
Seoul
LIS
Lisbon
$1,064 Roundtrip, found 4 days ago
$1,064
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Thu, Jul 31 from Seoul to Lisbon, returning Sun, Aug 24, priced at $1,064 found 4 days ago
Asiana Airlines
Fri, May 22 - Sun, May 24
GMP
Seoul
LIS
Lisbon
$1,128 Roundtrip, found 4 days ago
$1,128
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Fri, May 22 from Seoul to Lisbon, returning Sun, May 24, priced at $1,128 found 4 days ago
Asiana Airlines
Thu, Jul 31 - Sun, Aug 24
GMP
Seoul
LIS
Lisbon
$1,146 Roundtrip, found 4 days ago
$1,146
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Thu, Jul 31 from Seoul to Lisbon, returning Sun, Aug 24, priced at $1,146 found 4 days ago
Japan Airlines
Tue, Sep 9 - Wed, Sep 17
GMP
Seoul
LIS
Lisbon
$1,272 Roundtrip, found 10 hours ago
$1,272
Roundtrip
found 10 hours ago
Select Japan Airlines flight, departing Tue, Sep 9 from Seoul to Lisbon, returning Wed, Sep 17, priced at $1,272 found 10 hours ago
Flights from Seoul (GMP) to Lisbon (LIS)
Origin airport
Gimpo Intl.
Destination airport
Humberto Delgado
Airlines serving
Japan Airlines
Roundtrip price
$947
Distance
6465 mi

Frequently asked questions

How much does a flight from Gimpo Intl. Airport (GMP) to Humberto Delgado Airport (LIS) cost?
Discover the latest flight deals from GMP to LIS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from GMP to LIS?
The cheapest flights from GMP to LIS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Gimpo Intl. Airport (GMP) to Humberto Delgado Airport (LIS)?
There are no direct flights from Seoul (GMP-Gimpo Intl.) to Humberto Delgado Airport (LIS). However, there are other airports offering nonstop flights. Start your journey at Incheon Intl. Airport (ICN) and head straight to Lisbon District without layovers.
What is the cheapest airline that flies from GMP to LIS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from GMP to LIS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Gimpo Intl. Airport (GMP) to Humberto Delgado Airport (LIS)?
You'll need to hop on a flight with a layover when traveling from Gimpo Intl. Airport (GMP) to Humberto Delgado Airport (LIS). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from GMP to LIS?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gimpo Intl. Airport (GMP) to Humberto Delgado Airport (LIS)?
Opt for a flight from Gimpo Intl. Airport (GMP) to Humberto Delgado Airport (LIS) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Gimpo Intl. Airport (GMP) to Humberto Delgado Airport (LIS) last-minute?
Holding off until just before your departure to book your flight from GMP to LIS often results in higher prices. Although you may find some last-minute deals, there's no guarantee. Be flexible with your travel plans for a better chance of snagging a bargain.
Is it cheaper to book a GMP to LIS flight and hotel package?
Compared with arranging flights and hotels separately, booking a GMP to LIS flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place will take the stress out of planning your trip. Simply secure your flights and select from our extensive range of hotels, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Gimpo Intl. Airport (GMP) to Humberto Delgado Airport (LIS)?
Typically, you can cancel or reschedule your GMP to LIS flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further information, head to our Customer Service portal.

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