Cheap flights from Jeju to Osaka from $95 CJU → KIX, UKB
Jeju International Airport (CJU) → Kansai International Airport (KIX), Kobe Airport (UKB)
The cheapest return found recently is $594 with Korean Air, 1 May 2027 – 4 May 2027, found today. The cheapest one-way found recently is $95 with T'way Air, 22 Dec, found today.
- Cheapest one-way found recently
- $95, found today
- Cheapest return found recently
- $594, 1 May 2027 to 4 May 2027
- Cheapest month to fly
- December 2026, one-way fares from $95 found in the last 7 days
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$594
1 May 2027 – 4 May 2027 · Korean Air
Jeju International Airport (CJU) → Kansai International Airport (KIX)
Leaves 10:50 a.m. · Return leaves 10:30 a.m. · 30 h 10 min of travel, both ways together
out 1 stop, back 2 stops
found today
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$594 1 May 2027 – 4 May 2027found todaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 30 days, 24 Sept to 6 Nov, the cheapest return we saw each day was $241 to $331.
At $594, the cheapest return found recently is above that range.
Those were the prices on those days, not today's.
Is this a good return price?
Not enough comparable prices yet: we hold return fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 3-night return fares leaving within 3 days of 1 May 2027 to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 May 2027 – 4 May 2027 | $594 | Korean Air | Jeju International Airport (CJU) → Kansai International Airport (KIX) | out 1 stop, back 2 stops | found today | See prices for these dates |
Airlines on the cheapest dates: Korean Air.
One-way
The cheapest one-way fare on each of 6 departure dates is usually $141 to $228.
Cheapest one-way found recently
$95
22 Dec · T'way Air
Jeju International Airport (CJU) → Kansai International Airport (KIX)
Leaves 10:50 a.m. · 4 h 45 min trip
stops unknown
found today
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$95 22 Decfound todayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 42 days, 24 Sept to 12 Nov, the cheapest one-way we saw each day was $70 to $262.
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 6 departure dates from 22 Dec to 3 Oct 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 one-way fares leaving within 3 days of 22 Dec to compare.
Every date we hold
6 fares on 6 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 22 Dec | $95 | T'way Air | Jeju International Airport (CJU) → Kansai International Airport (KIX) | stops unknown | found today | Open this trip |
| 15 Mar 2027 | $131 | Eastar Jet | Jeju International Airport (CJU) → Kansai International Airport (KIX) | 1 stop | found 5 days ago | Open this trip |
| 22 Mar 2027 | $170 | Eastar Jet | Jeju International Airport (CJU) → Kansai International Airport (KIX) | 1 stop | found yesterday | Open this trip |
| 31 Mar 2027 | $219 | Korean Air | Jeju International Airport (CJU) → Kobe Airport (UKB) | 1 stop | found yesterday | Open this trip |
| 3 Apr 2027 | $231 | Korean Air | Jeju International Airport (CJU) → Kobe Airport (UKB) | 1 stop | found 6 days ago | Open this trip |
| 3 Oct 2027 | $273 | Korean Air | Jeju International Airport (CJU) → Kansai International Airport (KIX) | 1 stop | found yesterday | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $95.
Airlines on the cheapest dates: Korean Air, Eastar Jet, T'way Air.
Premium cabin fares from Jeju to Osaka
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 1 May 2027 – 4 May 2027 in another cabin: Premium economy · Business · First
Today's prices for 22 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Jeju to Osaka?
Return
Fares 60 to 89 days before departure were typically 20% lower than 14 to 29 days before departure.
From the cheapest return each day between 24 Sept and 6 Nov (30 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 |
|---|---|---|---|---|
| 14–29 days | $358 | $358 | +25% | 8 |
| 30–59 days | $295 | $286 | +3% | 16 |
| 60–89 days | $286 | $241 | Cheapest seen | 14 |
One-way
The cheapest fares were 30 to 59 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 |
|---|---|---|---|---|
| 30–59 days | $99 | $90 | Cheapest seen | 26 |
| 60–89 days | $140 | $98 | +41% | 21 |
| 90–179 days | $120 | $108 | +21% | 36 |
| 180+ days | $191 | $191 | +93% | 8 |
Live price for these dates
The cheapest return found recently is for 1 May 2027 – 4 May 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 return flight from Jeju to Osaka?
The cheapest return found recently is $594 with Korean Air, 1 May 2027 to 4 May 2027, found today.
How much is a one-way flight from Jeju to Osaka?
The cheapest one-way found recently is $95 with T'way Air, 22 Dec, found today. The cheapest one-way fare on each of 6 departure dates is usually $141 to $228.
What is the cheapest month to fly from Jeju to Osaka?
December 2026 is the cheapest month for a one-way, from $95, 22 Dec, found today.
How far ahead should I book a flight from Jeju to Osaka?
In 30 days of prices between 24 Sept and 6 Nov, return fares 60 to 89 days before departure were typically 20% lower than 14 to 29 days before departure. In 42 days of prices between 24 Sept and 12 Nov, one-way fares were cheapest 30 to 59 days before departure.
Which airlines have the cheapest flights from Jeju to Osaka?
Between 22 Dec and 3 Oct 2027, Korean Air has the cheapest one-way on 3 of the 6 departure dates we hold, Eastar Jet on 2 and T'way Air 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