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Seoul to Tokyo flights in September 2027 from $122 GMP, ICN → HND, NRT

Gimpo International Airport (GMP), Incheon International Airport (ICN) → Haneda Airport (HND), Narita International Airport (NRT)

For departures in September 2027, the cheapest return found recently is $241 with ZIPAIR, 23 Sept 2027 – 27 Sept 2027, found 3 days ago. The cheapest one-way found recently is $122 with ZIPAIR, 19 Sept 2027, found yesterday.

Return

We hold return fares on only 1 departure date in September 2027, too few to say what one usually costs.

Cheapest return found recently

$241

23 Sept 2027 – 27 Sept 2027 · ZIPAIR

Incheon International Airport (ICN) → Narita International Airport (NRT)

out nonstop, back nonstop

found 3 days ago

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in September 2027

DatesFromAirlineStopsFound
23 Sept 2027 – 27 Sept 2027$241ZIPAIRout nonstop, back nonstopfound 3 days agoSee prices for these dates

Every date we hold

1 departure date

See every date as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
23 Sept 2027 – 27 Sept 2027$241ZIPAIRIncheon International Airport (ICN) → Narita International Airport (NRT)out nonstop, back nonstopfound 3 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $175.

November 2026From $19312 departure dates17 Nov – 26 Nov · found 7 days agoSee prices for these datesEvery date in November 2026
December 2026From $175Cheapest seen19 departure dates28 Dec – 5 Jan 2027 · found 4 days agoSee prices for these datesEvery date in December 2026
January 2027From $24823 departure dates19 Jan 2027 – 23 Jan 2027 · found 6 days agoSee prices for these datesEvery date in January 2027
February 2027From $28115 departure dates12 Feb 2027 – 16 Feb 2027 · found 6 days agoSee prices for these datesEvery date in February 2027
March 2027From $21315 departure dates2 Mar 2027 – 10 Mar 2027 · found 7 days agoSee prices for these datesEvery date in March 2027
April 2027From $21113 departure dates7 Apr 2027 – 14 Apr 2027 · found 3 days agoSee prices for these datesEvery date in April 2027
May 2027From $2277 departure dates10 May 2027 – 13 May 2027 · found 3 days agoSee prices for these datesEvery date in May 2027
June 2027From $2274 departure dates11 Jun 2027 – 28 Jun 2027 · found 3 days agoSee prices for these datesEvery date in June 2027
July 2027From $2193 departure dates20 Jul 2027 – 25 Jul 2027 · found 3 days agoSee prices for these datesEvery date in July 2027
August 2027From $2092 departure dates24 Aug 2027 – 28 Aug 2027 · found 2 days agoSee prices for these datesEvery date in August 2027
September 2027From $2411 departure date23 Sept 2027 – 27 Sept 2027 · found 3 days agoSee prices for these dates
October 2027From $2562 departure dates18 Oct 2027 – 24 Oct 2027 · found 7 days agoSee prices for these datesEvery date in October 2027

One-way

In September 2027, the cheapest one-way fare on each of 7 departure dates is usually $106 to $121. Across all 106 departure dates we hold on this route, it is usually $105 to $121. Of the 11 months with enough one-way fares to compare, 8 are usually cheaper than September 2027.

Cheapest one-way found recently

$122

19 Sept 2027 · ZIPAIR

Incheon International Airport (ICN) → Narita International Airport (NRT)

nonstop

found yesterday

Open this tripCheck today's price

Cheapest we hold, of any age

$106

7 Sept 2027 · ZIPAIR

Incheon International Airport (ICN) → Narita International Airport (NRT)

nonstop

found 3 days ago

Open this tripCheck today's price

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The cheapest dates in September 2027

DatesFromAirlineStopsFound
7 Sept 2027$106ZIPAIRnonstopfound 3 days agoOpen this trip
10 Sept 2027$106ZIPAIRnonstopfound 3 days agoOpen this trip
29 Sept 2027$106ZIPAIRnonstopfound 3 days agoOpen this trip
16 Sept 2027$120ZIPAIRnonstopfound 3 days agoOpen this trip
14 Sept 2027$121ZIPAIRnonstopfound 3 days agoOpen this trip

Every date we hold

7 departure dates

7 Sept 2027: $106, found 3 days ago10 Sept 2027: $106, found 3 days ago14 Sept 2027: $121, found 3 days ago16 Sept 2027: $120, found 3 days ago19 Sept 2027: $122, found yesterday25 Sept 2027: $121, found 3 days ago29 Sept 2027: $106, found 3 days agoSep
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
7 Sept 2027$106ZIPAIRIncheon International Airport (ICN) → Narita International Airport (NRT)nonstopfound 3 days agoOpen this trip
10 Sept 2027$106ZIPAIRIncheon International Airport (ICN) → Narita International Airport (NRT)nonstopfound 3 days agoOpen this trip
14 Sept 2027$121ZIPAIRIncheon International Airport (ICN) → Narita International Airport (NRT)nonstopfound 3 days agoOpen this trip
16 Sept 2027$120ZIPAIRIncheon International Airport (ICN) → Narita International Airport (NRT)nonstopfound 3 days agoOpen this trip
19 Sept 2027$122ZIPAIRIncheon International Airport (ICN) → Narita International Airport (NRT)nonstopfound yesterdayOpen this trip
25 Sept 2027$121ZIPAIRIncheon International Airport (ICN) → Narita International Airport (NRT)nonstopfound 3 days agoOpen this trip
29 Sept 2027$106ZIPAIRIncheon International Airport (ICN) → Narita International Airport (NRT)nonstopfound 3 days agoOpen this trip

Which month looks cheapest?

December 2026 is the cheapest month — from $73.

November 2026From $981 departure date26 Nov · found 7 days agoOpen this tripEvery date in November 2026
December 2026From $73Cheapest seen8 departure dates26 Dec · found 4 days agoOpen this tripEvery date in December 2026
January 2027From $965 departure dates27 Jan 2027 · found 3 days agoOpen this tripEvery date in January 2027
February 2027From $1167 departure dates2 Feb 2027 · found 2 days agoOpen this tripEvery date in February 2027
March 2027From $944 departure dates2 Mar 2027 · found 3 days agoOpen this tripEvery date in March 2027
April 2027From $10221 departure dates23 Apr 2027 · found 2 days agoOpen this tripEvery date in April 2027
May 2027From $10216 departure dates11 May 2027 · found 3 days agoOpen this tripEvery date in May 2027
June 2027From $10311 departure dates2 Jun 2027 · found 6 days agoOpen this tripEvery date in June 2027
July 2027From $1067 departure dates1 Jul 2027 · found 3 days agoOpen this tripEvery date in July 2027
August 2027From $1049 departure dates31 Aug 2027 · found 7 days agoOpen this tripEvery date in August 2027
September 2027From $1067 departure dates7 Sept 2027 · found 3 days agoOpen this trip
October 2027From $9310 departure dates28 Oct 2027 · found 3 days agoOpen this tripEvery date in October 2027

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