Cheap flights from Seoul

We are watching 299 routes out of Seoul. The cheapest fare we can vouch for today is €18, and for each one we say whether today is a good moment or you should wait.

See this fare · Jeju City €18 Busan €26 Yeosu €27

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Where to fly from Seoul

Tue

24 Nov

Seoul → Jeju City

Eastar Jet Based on 5623 observations ✈ Direct

Air Busan Based on 1214 observations ✈ Direct

Jin Air Based on 168 observations ✈ Direct

Jin Air Based on 104 observations ✈ Direct

African Express Airways Based on 81 observations ✈ Direct

Asiana Airlines Based on 121 observations ✈ Direct

Jeju Air Based on 41 observations 1 stop

Trinity Airways Based on 114 observations 1 stop

Peach Based on 2278 observations ✈ Direct

Jin Air Based on 332 observations ✈ Direct

Parata Air Based on 62 observations 1 stop

Air Seoul Based on 47 observations 1 stop

Jeju Air Based on 340 observations ✈ Direct

Jin Air Based on 618 observations ✈ Direct

Jeju Air Based on 409 observations ✈ Direct

Trinity Airways Based on 694 observations ✈ Direct

Air Seoul Based on 38 observations ✈ Direct

Trinity Airways Based on 126 observations ✈ Direct

Jeju Air Based on 211 observations ✈ Direct

China Southern Airlines Based on 228 observations ✈ Direct

Jeju Air Based on 335 observations 1 stop

Eastar Jet Based on 1001 observations 1 stop

€80

Tue

8 Dec

Seoul → Makinohara / Shimada

Jeju Air Based on 61 observations ✈ Direct

Eastar Jet Based on 313 observations ✈ Direct

Trinity Airways Based on 118 observations ✈ Direct

Spring Airlines Based on 188 observations ✈ Direct

€84

Wed

2 Dec

Seoul → Kota Kinabalu

AirAsia Based on 180 observations ✈ Direct

Eastar Jet Based on 111 observations ✈ Direct

HK Express Based on 516 observations ✈ Direct

€86

Tue

17 Nov

Seoul → Phu Quoc Island

Vietjet Based on 322 observations ✈ Direct

Jeju Air Based on 494 observations ✈ Direct

Jin Air Based on 230 observations ✈ Direct

Tigerair Taiwan Based on 91 observations ✈ Direct

Tianjin Airlines Based on 133 observations 1 stop

Vietjet Based on 604 observations ✈ Direct

Cebu Pacific Based on 274 observations ✈ Direct

Parata Air Based on 147 observations 1 stop

Tianjin Airlines Based on 119 observations ✈ Direct

Jeju Air Based on 122 observations ✈ Direct

Air Seoul Based on 62 observations ✈ Direct

Scoot Based on 270 observations ✈ Direct

Jeju Air Based on 51 observations ✈ Direct

Tianjin Airlines Based on 280 observations 1 stop

Eastar Jet Based on 773 observations 1 stop

Shandong Airlines Based on 28 observations 1 stop

Tianjin Airlines Based on 317 observations 1 stop

Eastar Jet Based on 148 observations 1 stop

Trinity Airways Based on 9 observations ✈ Direct

Jeju Air Based on 303 observations ✈ Direct

Parata Air Based on 203 observations ✈ Direct

Tianjin Airlines Based on 331 observations 1 stop

Tianjin Airlines Based on 24 observations 1 stop

Shandong Airlines Based on 343 observations ✈ Direct

Tianjin Airlines Based on 96 observations 1 stop

MF Based on 125 observations 1 stop

Xiamen Airlines Based on 79 observations 1 stop

Xiamen Airlines Based on 30 observations 1 stop

Shandong Airlines Based on 24 observations 1 stop

Shandong Airlines Based on 60 observations 1 stop

Cebu Pacific Based on 241 observations 1 stop

€113

Flights from Seoul: quick answers

What is the cheapest flight from Seoul right now?

Jeju City at €18 one-way, the lowest fare today across the 299 routes we track from Seoul. Next: Busan €26, Yeosu €27, Ulsan €30.

What is the cheapest month to fly from Seoul?

October. On the 221 routes from Seoul where we measured it, October fares were typically 5% below the route's median month.

How far in advance should I book flights from Seoul?

0–13 days before departure: that has been the cheapest booking window on 106 of the 264 routes from Seoul where we measured it.

Which airlines have the cheapest flights from Seoul?

China Southern Airlines has the lowest fare on 55 of the 299 routes we track from Seoul, then Jeju Air (25), Air China (22), China Eastern (20), Eastar Jet (15).

How many routes from Seoul does Piratefly track?

299 routes, with 46,434 fares we have recorded over time.

Booking tips from our fare data

How far in advance should you book a flight?: Book 1.5–2 months before departure. Tracking the same flights at every lead time (110,945 flights on 21,717 routes, 2026-06-14 to 2026-11-10), that window had the smallest average premium over each flight's lowest fare: +16.3%, against +48.8% in the last 3 days.
What are the cheapest cities to fly to this winter?: Milan (median €29), London (median €30), Palermo (median €31). That is the median one-way fare for departures from 2026-11-01, across 345 cities ranked from fares we observed, counting only cities reachable from at least 50 airports.
Are last-minute flights cheaper?: No. In the last 3 days before departure the same flight cost on average 48.8% more than its cheapest observed fare. Comparing 33,840 flights seen both 3–4 weeks and under a week out, the late fare was higher 66.9% of the time (median +9.6%).