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Flights to Seoul

€284 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 5/3. 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.
Multiple Airlines Logo
19:00 - 10:30
DUB
-
ICN
31h 30m1 stop
Multiple Airlines Logo
12:20 - 21:30
ICN
-
DUB
17h 10m1 stop
€416Multiple Airlines
Sat, 25 Apr - Sun, 10 May
Multiple Airlines Logo
07:45 - 20:45
DUB
-
ICN
28h 00m2 stops
Multiple Airlines Logo
16:20 - 18:10
ICN
-
DUB
34h 50m2 stops
€445Multiple Airlines
Fri, 23 Jan - Fri, 30 Jan
Multiple Airlines Logo
08:20 - 20:45
DUB
-
ICN
27h 25m2 stops
Multiple Airlines Logo
16:10 - 10:25
ICN
-
DUB
27h 15m2 stops
€448Multiple Airlines
Sun, 25 Jan - Sun, 1 Feb
Multiple Airlines Logo
07:05 - 14:55
DUB
-
ICN
22h 50m3 stops
Multiple Airlines Logo
15:40 - 18:10
ICN
-
DUB
35h 30m3 stops
€460Multiple Airlines
Fri, 23 Jan - Fri, 30 Jan
Lufthansa Logo
10:40 - 09:55
DUB
-
ICN
15h 15m1 stop
Lufthansa Logo
12:25 - 22:15
ICN
-
DUB
17h 50m1 stop
€474Lufthansa
Tue, 2 Jun - Wed, 17 Jun
Lufthansa Logo
06:00 - 09:55
DUB
-
ICN
19h 55m1 stop
Lufthansa Logo
12:25 - 22:15
ICN
-
DUB
17h 50m1 stop
€483Lufthansa
Mon, 8 Jun - Tue, 23 Jun
Air France Logo
15:40 - 10:30
ORK
-
ICN
33h 50m1 stop
Air France Logo
12:40 - 15:00
ICN
-
ORK
35h 20m1 stop
€624Air France
Sat, 24 Jan - Sat, 31 Jan
KLM Logo
17:20 - 10:30
ORK
-
ICN
32h 10m2 stops
KLM Logo
23:05 - 23:25
ICN
-
ORK
33h 20m1 stop
€626KLM
Sat, 24 Jan - Sat, 31 Jan
Qatar Airways Logo
07:50 - 17:15
SNN
-
ICN
24h 25m2 stops
Qatar Airways Logo
00:20 - 11:30
ICN
-
SNN
44h 10m2 stops
€1,301Qatar Airways
Mon, 26 Jan - Tue, 27 Jan
Qatar Airways Logo
07:50 - 17:15
SNN
-
ICN
24h 25m2 stops
Qatar Airways Logo
00:20 - 19:25
ICN
-
SNN
28h 05m2 stops
€1,303Qatar Airways
Mon, 26 Jan - Tue, 27 Jan

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 11 December 2025.
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

Sat 25/4

19:00-10:30

1 stop31h 30m

Incheon Intl

Sun 10/5

12:20-21:30

1 stop17h 10m

€416

DublinIncheon

DUB - ICN

DUBICN

Dublin

Fri 23/1

07:45-20:45

2 stops28h 00m

Incheon Intl

Fri 30/1

16:20-18:10

2 stops34h 50m

€445

DublinIncheon

DUB - ICN

DUBICN

Dublin

Sun 25/1

08:20-20:45

2 stops27h 25m

Incheon Intl

Sun 1/2

16:10-10:25

2 stops27h 15m

€448

DublinIncheon

DUB - ICN

DUBICN

Dublin

Fri 23/1

07:05-14:55

3 stops22h 50m

Incheon Intl

Fri 30/1

15:40-18:10

3 stops35h 30m

€460

DublinIncheon

DUB - ICN

DUBICN

Dublin

Tue 2/6

10:40-09:55

1 stop15h 15m

Incheon Intl

Wed 17/6

12:25-22:15

1 stop17h 50m

€474

DublinIncheon

DUB - ICN

DUBICN

Dublin

Mon 8/6

06:00-09:55

1 stop19h 55m

Incheon Intl

Tue 23/6

12:25-22:15

1 stop17h 50m

€483

CorkIncheon

ORK - ICN

ORKICN

Cork

Sat 24/1

15:40-10:30

1 stop33h 50m

Incheon Intl

Sat 31/1

12:40-15:00

1 stop35h 20m

€624

CorkIncheon

ORK - ICN

ORKICN

Cork

Sat 24/1

17:20-10:30

2 stops32h 10m

Incheon Intl

Sat 31/1

23:05-23:25

1 stop33h 20m

€626

ShannonIncheon

SNN - ICN

SNNICN

Shannon

Mon 26/1

07:50-17:15

2 stops24h 25m

Incheon Intl

Tue 27/1

00:20-11:30

2 stops44h 10m

€1,301

ShannonIncheon

SNN - ICN

SNNICN

Shannon

Mon 26/1

07:50-17:15

2 stops24h 25m

Incheon Intl

Tue 27/1

00:20-19:25

2 stops28h 05m

€1,303

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 €543, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Seoul, with average flight prices from Ireland averaging around €580.

What is the cheapest day to depart on your flight to Seoul?

On average, the least expensive day to fly to Seoul from Ireland is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as €608. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Ireland to Seoul on a Monday will generally be more expensive and average around €791. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Seoul?

Flying to Seoul from Ireland in the evening is the least expensive time of day to depart. momondo users have found prices as low as €608 when looking at flights departing in the evening. At midday is when there is more demand to fly to Seoul, so prices are often more expensive at around €766 per ticket.

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 €695 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 €430 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 DUBLINJanuary21% cheaperFlying from Dublin to Seoul costs on average just €543 in January
MOST EXPENSIVE MONTH TO FLY TO SEOUL FROM DUBLINJuly26% more expensiveIt costs about €862 for flights to Seoul from Dublin in July
MOST POPULAR MONTH TO FLY TO SEOUL FROM DUBLINMarch687% 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

€284

Best Round-Trip Price

€416

Fastest flight time

16h 30m

Popular in

July
The best one-way flight price to Seoul from Ireland in the last 72 hours is €284 (Dublin to Incheon Intl).
Search Deals
The best round-trip flight price to Seoul from Ireland in the last 72 hours is €416 (Dublin to Incheon Intl).
Search Deals
The fastest flight to Seoul from Ireland takes 16h 30m (Dublin to Incheon Intl).
Search Deals
July has the highest demand for flights to Seoul, with a 13% price increase on average.
Search Deals

Frequently asked questions about flying to Seoul

What is there to do in Seoul when it’s raining?

Users planning a flight to Seoul during the months of May, June, or July should anticipate rain. There are still things to do in Seoul even when it's raining, though. Many tourists kill time during rain and storms by going to shopping centres in the area, like Lotte Young Plaza Myungdong.

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

We recommend purchasing flights from Ireland to Seoul 77 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 €683. 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 €513 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 €211 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?

€65 is the cheapest deal found on momondo in the last two weeks for a flight to Seoul. This flight is from Hong Kong and is 69% 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 Seoul Gimpo Intl airport in Seoul (22.9 km from Gangnam-gu).

What’s the closest airport to Bosingak Belfry?

The airport which is nearest to Bosingak Belfry is Seoul Gimpo Intl. It is 16.1 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 December 2025, 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 €463
Cork to Seoul Flightsfrom €669
Shannon to Seoul Flightsfrom €962