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Flights to Seoul

€305 Cheap flights to Seoul

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Seoul departing on 7/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ireland to Seoul

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:50 - 09:55
DUB
-
ICN
17h 05m
1 stop
Multiple Airlines Logo
09:30 - 17:50
ICN
-
DUB
16h 20m
1 stop
€562Multiple Airlines
Wed, 16 Sep - Wed, 7 Oct
Lufthansa Logo
17:55 - 11:00
DUB
-
ICN
32h 05m
2 stops
Lufthansa Logo
12:55 - 22:45
ICN
-
DUB
18h 50m
1 stop
€565Lufthansa
Mon, 2 Nov - Wed, 18 Nov
Lufthansa Logo
17:55 - 11:00
DUB
-
ICN
32h 05m
2 stops
Lufthansa Logo
12:55 - 22:45
ICN
-
DUB
18h 50m
1 stop
€567Lufthansa
Mon, 9 Nov - Wed, 25 Nov
China Eastern Logo
10:55 - 20:45
DUB
-
ICN
25h 50m
1 stop
China Eastern Logo
14:15 - 08:00
ICN
-
DUB
25h 45m
2 stops
€573China Eastern
Wed, 16 Sep - Tue, 6 Oct
Etihad Airways Logo
09:00 - 10:50
DUB
-
ICN
17h 50m
1 stop
Etihad Airways Logo
18:20 - 07:15
ICN
-
DUB
20h 55m
1 stop
€582Etihad Airways
Tue, 1 Sep - Tue, 8 Sep
Etihad Airways Logo
09:00 - 10:50
DUB
-
ICN
17h 50m
1 stop
Etihad Airways Logo
18:20 - 19:05
ICN
-
DUB
32h 45m
1 stop
€584Etihad Airways
Thu, 10 Sep - Fri, 25 Sep
Lufthansa Logo
17:15 - 11:00
DUB
-
ICN
32h 45m
1 stop
Lufthansa Logo
12:55 - 22:45
ICN
-
DUB
18h 50m
1 stop
€588Lufthansa
Mon, 9 Nov - Wed, 25 Nov
KLM Logo
17:15 - 16:25
ORK
-
ICN
15h 10m
1 stop
KLM Logo
22:25 - 10:20
ICN
-
ORK
19h 55m
1 stop
€1,004KLM
Thu, 16 Jul - Tue, 21 Jul
KLM Logo
06:15 - 16:25
ORK
-
ICN
26h 10m
1 stop
KLM Logo
22:25 - 22:35
ICN
-
ORK
32h 10m
1 stop
€1,055KLM
Wed, 19 Aug - Mon, 31 Aug
Qatar Airways Logo
07:40 - 17:15
ORK
-
ICN
24h 35m
2 stops
Qatar Airways Logo
00:20 - 15:25
ICN
-
ORK
24h 05m
2 stops
€1,154Qatar Airways
Fri, 4 Dec - Mon, 7 Dec

momondo Fare Finder

 
Locate flights to Seoul that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 19 June 2026.
Use the filters below to find and compare flights to Seoul that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

DublinIncheon

DUB - ICN

DUBICN

Dublin

Wed 16/9

08:50-09:55

1 stop17h 05m

Incheon Intl

Wed 7/10

09:30-17:50

1 stop16h 20m

€562

DublinIncheon

DUB - ICN

DUBICN

Dublin

Mon 2/11

17:55-11:00

2 stops32h 05m

Incheon Intl

Wed 18/11

12:55-22:45

1 stop18h 50m

€565

DublinIncheon

DUB - ICN

DUBICN

Dublin

Mon 9/11

17:55-11:00

2 stops32h 05m

Incheon Intl

Wed 25/11

12:55-22:45

1 stop18h 50m

€567

DublinIncheon

DUB - ICN

DUBICN

Dublin

Wed 16/9

10:55-20:45

1 stop25h 50m

Incheon Intl

Tue 6/10

14:15-08:00

2 stops25h 45m

€573

DublinIncheon

DUB - ICN

DUBICN

Dublin

Tue 1/9

09:00-10:50

1 stop17h 50m

Incheon Intl

Tue 8/9

18:20-07:15

1 stop20h 55m

€582

DublinIncheon

DUB - ICN

DUBICN

Dublin

Thu 10/9

09:00-10:50

1 stop17h 50m

Incheon Intl

Fri 25/9

18:20-19:05

1 stop32h 45m

€584

DublinIncheon

DUB - ICN

DUBICN

Dublin

Mon 9/11

17:15-11:00

1 stop32h 45m

Incheon Intl

Wed 25/11

12:55-22:45

1 stop18h 50m

€588

CorkIncheon

ORK - ICN

ORKICN

Cork

Thu 16/7

17:15-16:25

1 stop15h 10m

Incheon Intl

Tue 21/7

22:25-10:20

1 stop19h 55m

€1,004

CorkIncheon

ORK - ICN

ORKICN

Cork

Wed 19/8

06:15-16:25

1 stop26h 10m

Incheon Intl

Mon 31/8

22:25-22:35

1 stop32h 10m

€1,055

CorkIncheon

ORK - ICN

ORKICN

Cork

Fri 4/12

07:40-17:15

2 stops24h 35m

Incheon Intl

Mon 7/12

00:20-15:25

2 stops24h 05m

€1,154

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

Seoul flights insights and trends

Explore insights for your Seoul flight to craft the best travel plan

What is the cheapest month to fly to Seoul?

The cheapest month to fly to Seoul from Ireland is in January. Flight prices, which tend to average around €596, are often lower during this time because this is during the off-season. The month of November is another great option to travel to Seoul, with average flight prices from Ireland averaging around €602.

How far in advance should I book a flight to Seoul?

You are more likely to see cheaper flights to Seoul from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around €751 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Ireland for as low as €600 on momondo.

Cheapest flights to Seoul

Find the cheapest flights to Seoul from your nearest city or airport
Find flights from Dublin to Incheon Intl Airport
CHEAPEST MONTH TO FLY TO SEOUL FROM DUBLINJanuary15% cheaperFlying from Dublin to Seoul costs on average just €596 in January
MOST EXPENSIVE MONTH TO FLY TO SEOUL FROM DUBLINJuly27% more expensiveIt costs about €885 for flights to Seoul from Dublin in July
MOST POPULAR MONTH TO FLY TO SEOUL FROM DUBLINMarch887% more users visitedMore momondo users searched in flights to Seoul from Dublin in March than any other month

Cheap Seoul flight deals and tips

Summary info about Seoul flight prices, duration and airlines

Best One-Way Price

€305

Best Round-Trip Price

€562

Fastest flight time

15h 15m

Popular in

July
The best one-way flight price to Seoul from Ireland in the last 5 days is €305 (Dublin to Incheon Intl).
Search Deals
The best round-trip flight price to Seoul from Ireland in the last 5 days is €562 (Dublin to Incheon Intl).
Search Deals
The fastest flight to Seoul from Ireland takes 15h 15m (Dublin to Incheon Intl).
Search Deals
July has the highest demand for flights to Seoul, with a 7% price increase on average.
Search Deals

Frequently asked questions about flying to Seoul

How far in advance should I book a flight to Seoul?

We recommend purchasing flights from Ireland to Seoul 17 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Seoul for €696. Keep in mind that you might be able to find cheaper flights to Seoul at any time. In fact, our users found flights for as low as €333 in the past 72 hours.

Is there an alternative airport near Seoul?

Those flying to Seoul could potentially find better pricing at Seoul Gimpo Intl Airport (17 km from Seoul city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Seoul?

You can find deals at Seoul Gimpo Intl Airport for €183 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

Are there flights to Gangnam-gu?

Yes, you can get a flight to Seoul Gimpo Intl airport in Seoul (22.9 km from Gangnam-gu).

What’s the closest airport to Myeong-dong Subway Station?

The airport which is nearest to Myeong-dong Subway Station is Seoul Gimpo Intl. It is 16.4 km away and is in Seoul.

When did momondo last update prices for flights to Seoul?

Prices for flights to Seoul are refreshed on a daily basis.

How many operators does momondo search for flights to Seoul?

As of June 2026, there are 8 operators available to choose from for flights to Seoul.

How old do you have to be to fly to Seoul?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Seoul.

What documentation or ID do you need to fly to Seoul?

The travel and health documents you'll need for your trip to Seoul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Seoul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Seoul?

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to Seoul with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seoul with this policy.

How can momondo help me find flights to Seoul?

momondo helps you find the best flight to Seoul by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight to Seoul right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Seoul

Popular Flights to Seoul

Popular routes according to searches in the past day on momondo
Dublin to Seoul Flightsfrom €697
Shannon to Seoul Flightsfrom €934
Cork to Seoul Flightsfrom €1,153