$361 Cheap Flights from Seoul (GMP) to Brussels (BRU)

View $361 flight on Tue, Jun 17, 2025Opens in a new window

Popular airlines from Gimpo Intl. Airport (GMP) to Brussels Airport (BRU)

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Cheap Flights from Seoul to Brussels (GMP-BRU)

Prices were available within the past 7 days and start at $361 for one-way flights and $642 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Sat, May 24 - Wed, May 28
GMP
Seoul
BRU
Brussels
$642 Roundtrip, found 3 days ago
$642
Roundtrip
found 3 days ago
Select Asiana Airlines flight, departing Sat, May 24 from Seoul to Brussels, returning Wed, May 28, priced at $642 found 3 days ago
Asiana Airlines
Wed, Jun 11 - Wed, Jun 18
GMP
Seoul
BRU
Brussels
$653 Roundtrip, found 2 days ago
$653
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Wed, Jun 11 from Seoul to Brussels, returning Wed, Jun 18, priced at $653 found 2 days ago
Asiana Airlines
Wed, Jun 11 - Fri, Jun 20
GMP
Seoul
BRU
Brussels
$653 Roundtrip, found 19 hours ago
$653
Roundtrip
found 19 hours ago
Select Asiana Airlines flight, departing Wed, Jun 11 from Seoul to Brussels, returning Fri, Jun 20, priced at $653 found 19 hours ago
Asiana Airlines
Mon, May 26 - Thu, May 29
GMP
Seoul
BRU
Brussels
$663 Roundtrip, found 2 days ago
$663
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Mon, May 26 from Seoul to Brussels, returning Thu, May 29, priced at $663 found 2 days ago
Asiana Airlines
Sat, May 24 - Wed, May 28
GMP
Seoul
BRU
Brussels
$752 Roundtrip, found 3 days ago
$752
Roundtrip
found 3 days ago
Select Asiana Airlines flight, departing Sat, May 24 from Seoul to Brussels, returning Wed, May 28, priced at $752 found 3 days ago
Korean Air
Wed, Jun 11 - Wed, Jun 18
GMP
Seoul
BRU
Brussels
$762 Roundtrip, found 2 days ago
$762
Roundtrip
found 2 days ago
Select Korean Air flight, departing Wed, Jun 11 from Seoul to Brussels, returning Wed, Jun 18, priced at $762 found 2 days ago
Korean Air
Wed, Jun 11 - Fri, Jun 20
GMP
Seoul
BRU
Brussels
$762 Roundtrip, found 19 hours ago
$762
Roundtrip
found 19 hours ago
Select Korean Air flight, departing Wed, Jun 11 from Seoul to Brussels, returning Fri, Jun 20, priced at $762 found 19 hours ago
Korean Air
Mon, May 26 - Thu, May 29
GMP
Seoul
BRU
Brussels
$772 Roundtrip, found 2 days ago
$772
Roundtrip
found 2 days ago
Select Korean Air flight, departing Mon, May 26 from Seoul to Brussels, returning Thu, May 29, priced at $772 found 2 days ago
Asiana Airlines
Thu, Jul 3 - Thu, Jul 31
GMP
Seoul
BRU
Brussels
$872 Roundtrip, found 4 days ago
$872
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Thu, Jul 3 from Seoul to Brussels, returning Thu, Jul 31, priced at $872 found 4 days ago
Asiana Airlines
Sun, May 18 - Sat, May 24
GMP
Seoul
BRU
Brussels
$922 Roundtrip, found 4 days ago
$922
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Sun, May 18 from Seoul to Brussels, returning Sat, May 24, priced at $922 found 4 days ago
Flights from Seoul (GMP) to Brussels (BRU)
Origin airport
Gimpo Intl.
Destination airport
Brussels - National
Roundtrip price
$642
Distance
5397 mi

Seoul to Brussels Flights

The cheapest times to fly from Seoul to Brussels

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seoul to Brussels are during the month of May. You can find some of the cheapest flights from Seoul to Brussels with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seoul to Brussels

Sunday is one of the best days to book for cheap flights from Seoul to Brussels: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seoul to Brussels

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seoul to Brussels in 2025. You can also book with separate airlines for your outbound and return journeys, from $361 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seoul to Brussels flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seoul to Brussels airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Gimpo Intl. Airport (GMP) to Brussels - National Airport (BRU) cost?
Discover the latest flight deals from GMP to BRU 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 BRU?
The cheapest flights from GMP to BRU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from GMP to BRU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from GMP to BRU. 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 Brussels - National Airport (BRU)?
There are no daily direct flights departing from Gimpo Intl. Airport (GMP) to Brussels - National Airport (BRU). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you’ll be soaring above the clouds in no time at all.
What day of the week has the most flights from GMP to BRU?
You’ll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*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 Brussels - National Airport (BRU)?
To avoid possible delays on the Gimpo Intl. Airport (GMP) to Brussels - National Airport (BRU) route, aim to travel before 3 PM. Later departures have a 22% higher chance of being canceled.**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 Brussels - National Airport (BRU) last-minute?
Waiting until just before your trip to book your flight from GMP to BRU often results in higher prices. While it’s possible to find some last-minute discounts, there’s no guarantee. Keep your travel plans flexible to boost your chances of getting a bargain.
Is it cheaper to book a GMP to BRU flight and hotel package?
Compared with arranging flights and hotels separately, booking a GMP to BRU flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the hassle out of planning your trip. Simply secure your flights and select from our extensive range of stays, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Gimpo Intl. Airport (GMP) to Brussels - National Airport (BRU)?
In most cases, you’re able to cancel or reschedule your GMP to BRU flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline’s policies and fees on flight changes, or if you’d like further information, visit our Customer Service portal.

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*Available to One Key members.