Cheap flights from Cheongju to Osaka from $258 CJJ → KIX, UKB
Cheongju Airport (CJJ) → Kansai International Airport (KIX), Kobe Airport (UKB)
The cheapest return found recently is $258 with Aero K, 3 Mar 2027 – 7 Mar 2027, found yesterday.
- Cheapest return found recently
- $258, 3 Mar 2027 to 7 Mar 2027
- Usual return price
- $291 to $331
- Cheapest month to fly
- March 2027, return fares from $258 found in the last 7 days
Return
The cheapest return fare on each of 4 departure dates is usually $291 to $331.
Cheapest return found recently
$258
3 Mar 2027 – 7 Mar 2027 · Aero K
Cheongju Airport (CJJ) → Kansai International Airport (KIX)
Leaves 5:40 p.m. · Return leaves 5:15 p.m. · 3 h 15 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Cheapest nonstop return
$258
3 Mar 2027 – 7 Mar 2027 · Aero K
Cheongju Airport (CJJ) → Kansai International Airport (KIX)
Leaves 5:40 p.m. · Return leaves 5:15 p.m. · 3 h 15 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Found recently, and the cheapest we hold
$258 3 Mar 2027 – 7 Mar 2027found yesterdaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 48 days, 24 Sept to 12 Nov, the cheapest return we saw each day was $210 to $332.
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 4 departure dates from 14 Nov to 3 Mar 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 4-night return fares leaving within 3 days of 3 Mar 2027 to compare.
Every date we hold
4 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 14 Nov – 17 Nov | $302 | Aero K | Cheongju Airport (CJJ) → Kansai International Airport (KIX) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 20 Nov – 23 Nov | $408 | Aero K | Cheongju Airport (CJJ) → Kansai International Airport (KIX) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 11 Feb 2027 – 14 Feb 2027 | $305 | Aero K | Cheongju Airport (CJJ) → Kobe Airport (UKB) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 3 Mar 2027 – 7 Mar 2027 | $258 | Aero K | Cheongju Airport (CJJ) → Kansai International Airport (KIX) | out nonstop, back nonstop | found yesterday | See prices for these dates |
Which month looks cheapest?
March 2027 is the cheapest month — from $258.
Airlines on the cheapest dates: Aero K.
Premium cabin fares from Cheongju 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 3 Mar 2027 – 7 Mar 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Cheongju to Osaka?
Return
Fares 90 to 179 days before departure were typically 24% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 12 Nov (48 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 |
|---|---|---|---|---|
| 0–6 days | $302 | $275 | +31% | 11 |
| 7–13 days | $408 | $302 | +77% | 13 |
| 14–29 days | $324 | $249 | +41% | 28 |
| 30–59 days | $233 | $210 | +1% | 31 |
| 60–89 days | $240 | $225 | +4% | 30 |
| 90–179 days | $230 | $230 | Cheapest seen | 14 |
| 180+ days | $633 | $604 | +175% | 15 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Seoul → Osaka
112 km from Cheongju
$135
$123 less than flying from Cheongju
1 Dec – 9 Dec · ICN → KIX · out nonstop, back nonstop
found yesterday
Daegu → Osaka
132 km from Cheongju
$447
$189 more than flying from Cheongju
2 Sept 2027 – 5 Sept 2027 · TAE → KIX · out 1 stop, back 1 stop
found 2 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 3 Mar 2027 – 7 Mar 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 Cheongju to Osaka?
The cheapest return found recently is $258 with Aero K, 3 Mar 2027 to 7 Mar 2027, found yesterday. The cheapest return fare on each of 4 departure dates is usually $291 to $331.
What is the cheapest month to fly from Cheongju to Osaka?
March 2027 is the cheapest month for a return, from $258, 3 Mar 2027 to 7 Mar 2027, found yesterday.
How far ahead should I book a flight from Cheongju to Osaka?
In 48 days of prices between 24 Sept and 12 Nov, return fares 90 to 179 days before departure were typically 24% lower than 0 to 6 days before departure.
Is there a direct flight from Cheongju to Osaka?
Yes, the cheapest nonstop return found recently is $258 with Aero K, 3 Mar 2027 to 7 Mar 2027, found yesterday.
Which airlines have the cheapest flights from Cheongju to Osaka?
Between 14 Nov and 3 Mar 2027, Aero K has the cheapest return on all 4 departure dates we hold.
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