Cheap Flights to Koshinetsu

View ₩224,900 flight on Thu, Dec 25, 2025Opens in a new window

Popular airlines

  • All Nippon Airways

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    Fuji Dream Airlines

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    Hahn Air Technologies

  • Blue Panorama

    Blue Panorama

  • China Eastern Airlines

    China Eastern Airlines

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How much is the cheapest flight to Koshinetsu?

Prices were available within the past 7 days and start at ₩224,900 for one-way flights and ₩359,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Tue, Mar 3 - Sat, Mar 14
ICN
Seoul
KIJ
Niigata
₩359,900 Roundtrip, found 6 days ago
₩359,900
Roundtrip
found 6 days ago
Select Korean Air flight, departing Tue, Mar 3 from Seoul to Niigata, returning Sat, Mar 14, priced at ₩359,900 found 6 days ago
All Nippon Airways
Fri, Jan 23 - Tue, Jan 27
GMP
Seoul
TOY
Toyama
₩492,700 Roundtrip, found 5 days ago
₩492,700
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Fri, Jan 23 from Seoul to Toyama, returning Tue, Jan 27, priced at ₩492,700 found 5 days ago
Japan Airlines
Mon, Jan 26 - Fri, Jan 30
GMP
Seoul
GAJ
Yamagata
₩636,300 Roundtrip, found 4 days ago
₩636,300
Roundtrip
found 4 days ago
Select Japan Airlines flight, departing Mon, Jan 26 from Seoul to Yamagata, returning Fri, Jan 30, priced at ₩636,300 found 4 days ago
China Eastern Airlines
Thu, Oct 30 - Tue, Nov 4
ICN
Seoul
TOY
Toyama
₩1,070,600 Roundtrip, found 2 days ago
₩1,070,600
Roundtrip
found 2 days ago
Select China Eastern Airlines flight, departing Thu, Oct 30 from Seoul to Toyama, returning Tue, Nov 4, priced at ₩1,070,600 found 2 days ago
Asiana Airlines
Thu, Nov 20 - Sun, Nov 23
ICN
Seoul
GAJ
Yamagata
₩1,208,800 Roundtrip, found 4 days ago
₩1,208,800
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Thu, Nov 20 from Seoul to Yamagata, returning Sun, Nov 23, priced at ₩1,208,800 found 4 days ago

Searching for cheap flights to Koshinetsu? No travel company presents more choices than Expedia if you're looking to compare flights to Koshinetsu. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Japan. Expedia provides the cheapest flights to many destinations in Japan and you may find even greater savings if you combine your flight with a hotel stay in Koshinetsu.

Flights to Koshinetsu information
Destination airport
Niigata
Destination airport IATA code
KIJ
Destination city name
Niigata
Roundtrip price
₩359,900

Trending flights to Koshinetsu

Prices were available within the past 7 days and start at ₩224,900 for one-way flights and ₩359,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Tue, Mar 3 - Sat, Mar 14
ICN
Seoul
KIJ
Niigata
₩359,900 Roundtrip, found 6 days ago
₩359,900
Roundtrip
found 6 days ago
Select Korean Air flight, departing Tue, Mar 3 from Seoul to Niigata, returning Sat, Mar 14, priced at ₩359,900 found 6 days ago
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