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Seoul to Osaka flights in January 2027 from $119 GMP, ICN → ITM, KIX, UKB

Gimpo International Airport (GMP), Incheon International Airport (ICN) → Itami Airport (ITM), Kansai International Airport (KIX), Kobe Airport (UKB)

For departures in January 2027, the cheapest return found recently is $226 with Peach, 30 Jan 2027 – 2 Feb 2027, found 2 days ago. The cheapest one-way found recently is $119 with Peach, 3 Jan 2027, found 2 days ago.

Return

In January 2027, the cheapest return fare on each of 11 departure dates is usually $231 to $275. Across all 71 departure dates we hold on this route, it is usually $208 to $280. Of the 7 months with enough return fares to compare, 4 are usually cheaper than January 2027.

Cheapest return found recently

$226

30 Jan 2027 – 2 Feb 2027 · Peach

Gimpo International Airport (GMP) → Kansai International Airport (KIX)

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$187

28 Jan 2027 – 1 Feb 2027 · Peach

Gimpo International Airport (GMP) → Kansai International Airport (KIX)

out nonstop, back nonstop

found 4 days ago

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The cheapest dates in January 2027

DatesFromAirlineStopsFound
28 Jan 2027 – 1 Feb 2027$187Peachout nonstop, back nonstopfound 4 days agoSee prices for these dates
30 Jan 2027 – 2 Feb 2027$226Peachout nonstop, back nonstopfound 2 days agoSee prices for these dates
3 Jan 2027 – 7 Jan 2027$227Peachout nonstop, back nonstopfound 2 days agoSee prices for these dates
18 Jan 2027 – 21 Jan 2027$235Peachout nonstop, back nonstopfound 7 days agoSee prices for these dates
2 Jan 2027 – 6 Jan 2027$247Peachout nonstop, back nonstopfound 2 days agoSee prices for these dates

Every date we hold

11 departure dates

1 Jan 2027 – 9 Jan 2027: $317, found 5 days ago2 Jan 2027 – 6 Jan 2027: $247, found 2 days ago3 Jan 2027 – 7 Jan 2027: $227, found 2 days ago8 Jan 2027 – 10 Jan 2027: $278, found 7 days ago11 Jan 2027 – 24 Jan 2027: $299, found 3 days ago12 Jan 2027 – 18 Jan 2027: $256, found 6 days ago13 Jan 2027 – 22 Jan 2027: $248, found 2 days ago15 Jan 2027 – 17 Jan 2027: $271, found 5 days ago18 Jan 2027 – 21 Jan 2027: $235, found 7 days ago28 Jan 2027 – 1 Feb 2027: $187, found 4 days ago30 Jan 2027 – 2 Feb 2027: $226, found 2 days agoJan
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Jan 2027 – 9 Jan 2027$317PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
2 Jan 2027 – 6 Jan 2027$247PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
3 Jan 2027 – 7 Jan 2027$227PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
8 Jan 2027 – 10 Jan 2027$278Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 7 days agoSee prices for these dates
11 Jan 2027 – 24 Jan 2027$299PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 3 days agoSee prices for these dates
12 Jan 2027 – 18 Jan 2027$256PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 6 days agoSee prices for these dates
13 Jan 2027 – 22 Jan 2027$248PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
15 Jan 2027 – 17 Jan 2027$271Air SeoulIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
18 Jan 2027 – 21 Jan 2027$235PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 7 days agoSee prices for these dates
28 Jan 2027 – 1 Feb 2027$187PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
30 Jan 2027 – 2 Feb 2027$226PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $144.

November 2026From $17111 departure dates30 Nov – 10 Dec · found 3 days agoSee prices for these datesEvery date in November 2026
December 2026From $144Cheapest seen19 departure dates1 Dec – 9 Dec · found 7 days agoSee prices for these datesEvery date in December 2026
January 2027From $18711 departure dates28 Jan 2027 – 1 Feb 2027 · found 4 days agoSee prices for these dates
February 2027From $2259 departure dates15 Feb 2027 – 24 Feb 2027 · found 6 days agoSee prices for these datesEvery date in February 2027
March 2027From $17213 departure dates17 Mar 2027 – 24 Mar 2027 · found 8 days agoSee prices for these datesEvery date in March 2027
April 2027From $2813 departure dates14 Apr 2027 – 29 Apr 2027 · found 2 days agoSee prices for these dates
May 2027From $2754 departure dates12 May 2027 – 18 May 2027 · found 3 days agoSee prices for these dates
June 2027From $3661 departure date2 Jun 2027 – 5 Jun 2027 · found 5 days agoSee prices for these dates

One-way

In January 2027, the cheapest one-way fare on each of 4 departure dates is usually $76 to $113. Across all 56 departure dates we hold on this route, it is usually $74 to $135. Of the 7 months with enough one-way fares to compare, 2 are usually cheaper than January 2027.

Cheapest one-way found recently

$119

3 Jan 2027 · Peach

Incheon International Airport (ICN) → Kansai International Airport (KIX)

nonstop

found 2 days ago

Open this tripCheck today's price

Cheapest we hold, of any age

$57

28 Jan 2027 · Peach

Gimpo International Airport (GMP) → Kansai International Airport (KIX)

nonstop

found 4 days ago

Open this tripCheck today's price

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The cheapest dates in January 2027

DatesFromAirlineStopsFound
28 Jan 2027$57Peachnonstopfound 4 days agoOpen this trip
7 Jan 2027$82Peachnonstopfound 6 days agoOpen this trip
5 Jan 2027$111Peachnonstopfound 3 days agoOpen this trip
3 Jan 2027$119Peachnonstopfound 2 days agoOpen this trip

Every date we hold

4 departure dates

3 Jan 2027: $119, found 2 days ago5 Jan 2027: $111, found 3 days ago7 Jan 2027: $82, found 6 days ago28 Jan 2027: $57, found 4 days agoJan
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
3 Jan 2027$119PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 2 days agoOpen this trip
5 Jan 2027$111PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
7 Jan 2027$82PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
28 Jan 2027$57PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip

Which month looks cheapest?

December 2026 is the cheapest month — from $51.

November 2026From $702 departure dates17 Nov · found 2 days agoOpen this tripEvery date in November 2026
December 2026From $51Cheapest seen12 departure dates8 Dec · found 5 days agoOpen this tripEvery date in December 2026
January 2027From $574 departure dates28 Jan 2027 · found 4 days agoOpen this trip
February 2027From $924 departure dates28 Feb 2027 · found 5 days agoOpen this tripEvery date in February 2027
March 2027From $6918 departure dates2 Mar 2027 · found 3 days agoOpen this tripEvery date in March 2027
April 2027From $1414 departure dates23 Apr 2027 · found 5 days agoOpen this trip
May 2027From $1292 departure dates18 May 2027 · found 6 days agoOpen this trip
June 2027From $1265 departure dates16 Jun 2027 · found 3 days agoOpen this trip
July 2027From $1431 departure date30 Jul 2027 · found 3 days agoOpen this trip
October 2027From $884 departure dates26 Oct 2027 · found 2 days agoOpen this trip

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