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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 20/1. 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
09:35 - 22:00
DUB
-
ICN
28h 25m
2 stops
Multiple Airlines Logo
15:30 - 17:00
ICN
-
DUB
33h 30m
2 stops
€528Multiple Airlines
Wed, 2 Sep - Tue, 8 Sep
Lufthansa Logo
10:50 - 11:15
DUB
-
ICN
15h 25m
1 stop
Lufthansa Logo
12:55 - 22:45
ICN
-
DUB
18h 50m
1 stop
€529Lufthansa
Tue, 17 Nov - Tue, 1 Dec
Multiple Airlines Logo
06:50 - 22:00
DUB
-
ICN
31h 10m
2 stops
Multiple Airlines Logo
15:30 - 17:00
ICN
-
DUB
33h 30m
2 stops
€529Multiple Airlines
Wed, 2 Sep - Tue, 8 Sep
Lufthansa Logo
05:10 - 11:00
DUB
-
ICN
20h 50m
1 stop
Lufthansa Logo
12:55 - 22:45
ICN
-
DUB
18h 50m
1 stop
€533Lufthansa
Fri, 27 Nov - Tue, 8 Dec
China Eastern Logo
10:55 - 15:10
DUB
-
ICN
20h 15m
1 stop
China Eastern Logo
16:20 - 08:00
ICN
-
DUB
23h 40m
1 stop
€534China Eastern
Wed, 2 Sep - Sun, 6 Sep
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
€544China Eastern
Wed, 2 Sep - Tue, 8 Sep
Scandinavian Airlines Logo
10:55 - 19:00
DUB
-
ICN
47h 05m
2 stops
Scandinavian Airlines Logo
23:45 - 10:25
ICN
-
DUB
19h 40m
2 stops
€652Scandinavian Airlines
Thu, 3 Dec - Tue, 29 Dec
Etihad Airways Logo
09:00 - 10:55
DUB
-
ICN
17h 55m
1 stop
Etihad Airways Logo
18:20 - 19:05
ICN
-
DUB
32h 45m
1 stop
€655Etihad Airways
Sun, 13 Sep - Sun, 20 Sep
Scandinavian Airlines Logo
19:05 - 19:00
DUB
-
ICN
14h 55m
1 stop
Scandinavian Airlines Logo
23:45 - 09:25
ICN
-
DUB
18h 40m
1 stop
€656Scandinavian Airlines
Mon, 30 Nov - Fri, 4 Dec
Etihad Airways Logo
08:05 - 10:45
DUB
-
ICN
17h 40m
1 stop
Etihad Airways Logo
17:50 - 18:10
ICN
-
DUB
33h 20m
1 stop
€659Etihad Airways
Wed, 4 Nov - Sat, 14 Nov

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 2 August 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

DublinIncheon

DUB - ICN

DUBICN

Dublin

Wed 2/9

09:35-22:00

2 stops28h 25m

Incheon Intl

Tue 8/9

15:30-17:00

2 stops33h 30m

€528

DublinIncheon

DUB - ICN

DUBICN

Dublin

Tue 17/11

10:50-11:15

1 stop15h 25m

Incheon Intl

Tue 1/12

12:55-22:45

1 stop18h 50m

€529

DublinIncheon

DUB - ICN

DUBICN

Dublin

Wed 2/9

06:50-22:00

2 stops31h 10m

Incheon Intl

Tue 8/9

15:30-17:00

2 stops33h 30m

€529

DublinIncheon

DUB - ICN

DUBICN

Dublin

Fri 27/11

05:10-11:00

1 stop20h 50m

Incheon Intl

Tue 8/12

12:55-22:45

1 stop18h 50m

€533

DublinIncheon

DUB - ICN

DUBICN

Dublin

Wed 2/9

10:55-15:10

1 stop20h 15m

Incheon Intl

Sun 6/9

16:20-08:00

1 stop23h 40m

€534

DublinIncheon

DUB - ICN

DUBICN

Dublin

Wed 2/9

10:55-20:45

1 stop25h 50m

Incheon Intl

Tue 8/9

14:15-08:00

2 stops25h 45m

€544

DublinIncheon

DUB - ICN

DUBICN

Dublin

Thu 3/12

10:55-19:00

2 stops47h 05m

Incheon Intl

Tue 29/12

23:45-10:25

2 stops19h 40m

€652

DublinIncheon

DUB - ICN

DUBICN

Dublin

Sun 13/9

09:00-10:55

1 stop17h 55m

Incheon Intl

Sun 20/9

18:20-19:05

1 stop32h 45m

€655
Fastest return journey

DublinIncheon

DUB - ICN

DUBICN

Dublin

Mon 30/11

19:05-19:00

1 stop14h 55m

Incheon Intl

Fri 4/12

23:45-09:25

1 stop18h 40m

€656

DublinIncheon

DUB - ICN

DUBICN

Dublin

Wed 4/11

08:05-10:45

1 stop17h 40m

Incheon Intl

Sat 14/11

17:50-18:10

1 stop33h 20m

€659

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 €580, 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 €603.

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 €746 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 €597 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 DUBLINJanuary17% cheaperFlying from Dublin to Seoul costs on average just €580 in January
MOST EXPENSIVE MONTH TO FLY TO SEOUL FROM DUBLINJuly20% more expensiveIt costs about €834 for flights to Seoul from Dublin in July
MOST POPULAR MONTH TO FLY TO SEOUL FROM DUBLINMarch812% 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

€296

Best Round-Trip Price

€528

Fastest flight time

21h 15m

Popular in

July
The best one-way flight price to Seoul from Ireland in the last 5 days is €296 (Dublin to Incheon Intl).
Search Deals
The best return flight price to Seoul from Ireland in the last 5 days is €528 (Dublin to Incheon Intl).
Search Deals
The fastest flight to Seoul from Ireland takes 21h 15m (Dublin to Seoul Gimpo 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 18 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 €693. 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 €332 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 €182 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

What is the absolute cheapest flight to Seoul?

€90 is the cheapest deal found on momondo in the last two weeks for a flight to Seoul. This flight is from Osaka and is 51% cheaper than most flights to Seoul. To find the cheapest price to Seoul from your area, use momondo’s Airport-to-Airport Pricing Tool.

Are there flights to Gangnam-gu?

Yes, you can get a flight to Incheon Intl airport in Seoul (53.1 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 Incheon Intl. It is 48.8 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 August 2026, there are 9 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
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