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Flights to Seoul

€313 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 9/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ireland to Seoul

Cheap return flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
08:05 - 10:45
DUB
-
ICN
17h 40m
1 stop
Etihad Airways Logo
23:45 - 18:15
ICN
-
DUB
27h 30m
1 stop
€550Etihad Airways
Mon, 23 Feb - Mon, 9 Mar
Multiple Airlines Logo
10:25 - 15:20
DUB
-
ICN
43h 55m
2 stops
Multiple Airlines Logo
17:50 - 06:25
ICN
-
DUB
21h 35m
1 stop
€551Multiple Airlines
Tue, 3 Mar - Mon, 16 Mar
Multiple Airlines Logo
09:00 - 21:45
DUB
-
ICN
27h 45m
3 stops
Multiple Airlines Logo
16:10 - 11:35
ICN
-
DUB
28h 25m
2 stops
€554Multiple Airlines
Sat, 7 Mar - Tue, 17 Mar
Multiple Airlines Logo
14:00 - 21:45
DUB
-
ICN
46h 45m
3 stops
Multiple Airlines Logo
17:50 - 06:25
ICN
-
DUB
21h 35m
1 stop
€556Multiple Airlines
Sat, 7 Mar - Tue, 17 Mar
Multiple Airlines Logo
08:05 - 10:45
DUB
-
ICN
17h 40m
1 stop
Multiple Airlines Logo
09:25 - 17:55
ICN
-
DUB
41h 30m
2 stops
€557Multiple Airlines
Mon, 2 Mar - Fri, 13 Mar
Scandinavian Airlines Logo
19:05 - 18:35
DUB
-
ICN
15h 30m
1 stop
Scandinavian Airlines Logo
23:35 - 11:50
ICN
-
DUB
20h 15m
1 stop
€570Scandinavian Airlines
Fri, 5 Jun - Wed, 17 Jun
KLM Logo
17:20 - 10:30
ORK
-
ICN
32h 10m
2 stops
KLM Logo
12:40 - 12:50
ICN
-
ORK
33h 10m
2 stops
€927KLM
Sat, 14 Feb - Thu, 19 Feb
KLM Logo
06:15 - 16:25
ORK
-
ICN
26h 10m
1 stop
KLM Logo
11:40 - 23:30
ICN
-
ORK
19h 50m
2 stops
€980KLM
Thu, 2 Jul - Thu, 9 Jul
Qatar Airways Logo
07:50 - 17:15
SNN
-
ICN
48h 25m
2 stops
Qatar Airways Logo
00:20 - 11:30
ICN
-
SNN
44h 10m
2 stops
€1,101Qatar Airways
Thu, 12 Mar - Sun, 15 Mar
Qatar Airways Logo
07:50 - 17:15
SNN
-
ICN
48h 25m
2 stops
Qatar Airways Logo
00:20 - 19:25
ICN
-
SNN
28h 05m
2 stops
€1,102Qatar Airways
Thu, 12 Mar - Sun, 15 Mar

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 3 February 2026.
Use the filters below to find and compare flights to Seoul that are best for you.

Fly from

Route

Depart

Return

Price

DublinIncheon

DUB - ICN

DUBICN

Dublin

Mon 23/2

08:05-10:45

1 stop17h 40m

Incheon Intl

Mon 9/3

23:45-18:15

1 stop27h 30m

€550

DublinIncheon

DUB - ICN

DUBICN

Dublin

Tue 3/3

10:25-15:20

2 stops43h 55m

Incheon Intl

Mon 16/3

17:50-06:25

1 stop21h 35m

€551

DublinIncheon

DUB - ICN

DUBICN

Dublin

Sat 7/3

09:00-21:45

3 stops27h 45m

Incheon Intl

Tue 17/3

16:10-11:35

2 stops28h 25m

€554

DublinIncheon

DUB - ICN

DUBICN

Dublin

Sat 7/3

14:00-21:45

3 stops46h 45m

Incheon Intl

Tue 17/3

17:50-06:25

1 stop21h 35m

€556

DublinIncheon

DUB - ICN

DUBICN

Dublin

Mon 2/3

08:05-10:45

1 stop17h 40m

Incheon Intl

Fri 13/3

09:25-17:55

2 stops41h 30m

€557

DublinIncheon

DUB - ICN

DUBICN

Dublin

Fri 5/6

19:05-18:35

1 stop15h 30m

Incheon Intl

Wed 17/6

23:35-11:50

1 stop20h 15m

€570

CorkIncheon

ORK - ICN

ORKICN

Cork

Sat 14/2

17:20-10:30

2 stops32h 10m

Incheon Intl

Thu 19/2

12:40-12:50

2 stops33h 10m

€927

CorkIncheon

ORK - ICN

ORKICN

Cork

Thu 2/7

06:15-16:25

1 stop26h 10m

Incheon Intl

Thu 9/7

11:40-23:30

2 stops19h 50m

€980

ShannonIncheon

SNN - ICN

SNNICN

Shannon

Thu 12/3

07:50-17:15

2 stops48h 25m

Incheon Intl

Sun 15/3

00:20-11:30

2 stops44h 10m

€1,101

ShannonIncheon

SNN - ICN

SNNICN

Shannon

Thu 12/3

07:50-17:15

2 stops48h 25m

Incheon Intl

Sun 15/3

00:20-19:25

2 stops28h 05m

€1,102

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 €538, are often lower during this time because this is during the off-season. The month of May is another great option to travel to Seoul, with average flight prices from Ireland averaging around €583.

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 €677 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 €419 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 DUBLINJanuary22% cheaperFlying from Dublin to Seoul costs on average just €538 in January
MOST EXPENSIVE MONTH TO FLY TO SEOUL FROM DUBLINAugust25% more expensiveIt costs about €854 for flights to Seoul from Dublin in August
MOST POPULAR MONTH TO FLY TO SEOUL FROM DUBLINMarch850% 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

€313

Best Round-Trip Price

€550

Fastest flight time

33h 45m

Popular in

August
The best one-way flight price to Seoul from Ireland in the last 72 hours is €313 (Dublin to Incheon Intl).
Search Deals
The best round-trip flight price to Seoul from Ireland in the last 72 hours is €550 (Dublin to Incheon Intl).
Search Deals
The fastest flight to Seoul from Ireland takes 33h 45m (Dublin to Seoul Gimpo Intl).
Search Deals
August has the highest demand for flights to Seoul, with a 14% 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 64 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 €681. 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 €533 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 €239 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 Incheon Intl airport in Seoul (53.1 km from Gangnam-gu).

What’s the closest airport to Bosingak Belfry?

The airport which is nearest to Bosingak Belfry 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 February 2026, there are 6 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 €636
Cork to Seoul Flightsfrom €1,127
Shannon to Seoul Flightsfrom €748