Cheap flights from Porto to Seoul from $797 OPO → GMP, ICN
Porto Airport (OPO) → Gimpo International Airport (GMP), Incheon International Airport (ICN)
The cheapest return found recently is $797 with Ryanair, 13 Dec – 25 Dec, found 2 days ago.
- Cheapest return found recently
- $797, 13 Dec to 25 Dec
- Usual return price
- $788 to $807
- Cheapest month to fly
- March 2027, return fares from $777 found in the last 7 days
Return
The cheapest return fare on each of 5 departure dates is usually $788 to $807.
Cheapest return found recently
$797
13 Dec – 25 Dec · Ryanair
Porto Airport (OPO) → Incheon International Airport (ICN)
Leaves 7:30 a.m. · Return leaves 6:00 p.m. · 62 h 45 min of travel, both ways together
out 2 stops, back 2 stops
found 2 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$797 13 Dec – 25 Decfound 2 days agoSee prices for these dates
$777 3 Mar 2027 – 16 Mar 2027found 3 days agoSee prices for these dates
What have prices looked like?
Over 40 days, 28 Sept to 11 Nov, the cheapest return we saw each day was $577 to $1,178.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 5 departure dates from 12 Dec to 25 Apr 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 12-night return fares leaving within 3 days of 13 Dec to compare.
Every date we hold
17 fares on 5 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 12 Dec – 18 Dec | $807 | Ethiopian Airlines | Porto Airport (OPO) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 13 Dec – 25 Dec | $797 | Ryanair | Porto Airport (OPO) → Incheon International Airport (ICN) | out 2 stops, back 2 stops | found 2 days ago | See prices for these dates |
| 28 Dec – 11 Jan 2027 | $1,029 | easyJet | Porto Airport (OPO) → Gimpo International Airport (GMP) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 3 Mar 2027 – 16 Mar 2027 | $777 | SAS Scandinavian | Porto Airport (OPO) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 25 Apr 2027 – 2 May 2027 | $788 | Air Europa | Porto Airport (OPO) → Gimpo International Airport (GMP) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
Which month looks cheapest?
March 2027 is the cheapest month — from $777.
Airlines on the cheapest dates: Ethiopian Airlines, Ryanair, easyJet, SAS Scandinavian, Air Europa.
Premium cabin fares from Porto to Seoul
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 13 Dec – 25 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Porto to Seoul?
Return
Fares 90 to 179 days before departure were typically 25% lower than 7 to 13 days before departure.
From the cheapest return each day between 28 Sept and 11 Nov (40 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 7–13 days | $987 | $987 | +34% | 8 |
| 30–59 days | $774 | $635 | +5% | 24 |
| 90–179 days | $737 | $577 | Cheapest seen | 20 |
| 180+ days | $1,178 | $985 | +60% | 20 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Vigo → Seoul
120 km from Porto
$1,023
$226 more than flying from Porto
8 Oct 2027 – 17 Oct 2027 · VGO → ICN · out 2 stops, back 2 stops
found 2 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 13 Dec – 25 Dec. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Porto to Seoul?
The cheapest return found recently is $797 with Ryanair, 13 Dec to 25 Dec, found 2 days ago. The cheapest return we hold, of any age, is $777 with SAS Scandinavian, 3 Mar 2027 to 16 Mar 2027, found 3 days ago. The cheapest return fare on each of 5 departure dates is usually $788 to $807.
What is the cheapest month to fly from Porto to Seoul?
March 2027 is the cheapest month for a return, from $777, 3 Mar 2027 to 16 Mar 2027, found 3 days ago.
How far ahead should I book a flight from Porto to Seoul?
In 40 days of prices between 28 Sept and 11 Nov, return fares 90 to 179 days before departure were typically 25% lower than 7 to 13 days before departure.
Which airlines have the cheapest flights from Porto to Seoul?
Between 12 Dec and 25 Apr 2027, Ethiopian Airlines has the cheapest return on 1 of the 5 departure dates we hold, Ryanair on 1 and easyJet on 1.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work