Cheap flights from Osaka to Jeju from $251 ITM, KIX, UKB → CJU
Itami Airport (ITM), Kansai International Airport (KIX), Kobe Airport (UKB) → Jeju International Airport (CJU)
The cheapest one-way found recently is $251 with Eastar Jet, 14 Jun 2027, found 2 days ago.
- Cheapest one-way found recently
- $251, found 2 days ago
- Cheapest month to fly
- April 2027, one-way fares from $247 found in the last 7 days
One-way
The cheapest one-way fare on each of 3 departure dates is usually $249 to $298.
Cheapest one-way found recently
$251
14 Jun 2027 · Eastar Jet
Kansai International Airport (KIX) → Jeju International Airport (CJU)
Leaves 4:00 p.m. · 6 h 15 min trip
1 stop
found 2 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$251 14 Jun 2027found 2 days agoOpen this trip
$247 19 Apr 2027found 5 days agoOpen this trip
What have prices looked like?
Over 42 days, 24 Sept to 12 Nov, the cheapest one-way we saw each day was $67 to $325.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 3 departure dates from 19 Apr 2027 to 14 Jun 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?
No. We hold one-way fares on 1 other departure date within 3 days of 14 Jun 2027, and it is not cheaper.
Every date we hold
6 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 19 Apr 2027 | $247 | Korean Air | Kobe Airport (UKB) → Jeju International Airport (CJU) | 1 stop | found 5 days ago | Open this trip |
| 12 Jun 2027 | $345 | Korean Air | Kobe Airport (UKB) → Jeju International Airport (CJU) | 1 stop | found 2 days ago | Open this trip |
| 14 Jun 2027 | $251 | Eastar Jet | Kansai International Airport (KIX) → Jeju International Airport (CJU) | 1 stop | found 2 days ago | Open this trip |
Which month looks cheapest?
April 2027 is the cheapest month — from $247.
Airlines on the cheapest dates: Korean Air, Eastar Jet.
Premium cabin fares from Osaka to Jeju
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 14 Jun 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Osaka to Jeju?
One-way
Fares 90 to 179 days before departure were typically 8% lower than 60 to 89 days before departure.
From the cheapest one-way each day between 24 Sept and 12 Nov (42 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 |
|---|---|---|---|---|
| 60–89 days | $184 | $177 | +9% | 16 |
| 90–179 days | $169 | $156 | Cheapest seen | 37 |
| 180+ days | $322 | $239 | +91% | 12 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Nagoya → Jeju
139 km from Osaka
$503
28 Dec – 4 Jan 2027 · NGO → CJU · out 1 stop, back 1 stop
found 4 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 one-way found recently is for 14 Jun 2027. 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 one-way flight from Osaka to Jeju?
The cheapest one-way found recently is $251 with Eastar Jet, 14 Jun 2027, found 2 days ago. The cheapest one-way we hold, of any age, is $247 with Korean Air, 19 Apr 2027, found 5 days ago. The cheapest one-way fare on each of 3 departure dates is usually $249 to $298.
What is the cheapest month to fly from Osaka to Jeju?
April 2027 is the cheapest month for a one-way, from $247, 19 Apr 2027, found 5 days ago.
How far ahead should I book a flight from Osaka to Jeju?
In 42 days of prices between 24 Sept and 12 Nov, one-way fares 90 to 179 days before departure were typically 8% lower than 60 to 89 days before departure.
How long is the flight from Osaka to Jeju?
The cheapest one-way found recently, with Eastar Jet on 14 Jun 2027, takes 6 h 15 min with 1 stop.
Which airlines have the cheapest flights from Osaka to Jeju?
Between 19 Apr 2027 and 14 Jun 2027, Korean Air has the cheapest one-way on 2 of the 3 departure dates we hold, and Eastar Jet 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