NT$3,394 Cheap flights from Koshinetsu

View NT$3,394 flight on Wed, 2026/5/13Opens in a new window

Popular airlines

  • Japan Airlines

  • All Nippon Airways

  • Korean Air

  • IBEX Airlines

  • Fuji Dream Airlines

  • Hahn Air Technologies

  • Blue Panorama

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 45% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Koshinetsu

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Fri, Feb 20 - Fri, Feb 27
TOY
Toyama
HND
Tokyo
NT$4,969 Roundtrip, found 2 days ago
NT$4,969
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Fri, Feb 20 from Toyama to Tokyo, returning Fri, Feb 27, priced at NT$4,969 found 2 days ago
All Nippon Airways
Fri, Feb 20 - Fri, Feb 27
TOY
Toyama
HND
Tokyo
NT$5,417 Roundtrip, found 2 days ago
NT$5,417
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Fri, Feb 20 from Toyama to Tokyo, returning Fri, Feb 27, priced at NT$5,417 found 2 days ago
All Nippon Airways
Fri, Feb 20 - Fri, Feb 27
TOY
Toyama
HND
Tokyo
NT$8,555 Roundtrip, found 2 days ago
NT$8,555
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Fri, Feb 20 from Toyama to Tokyo, returning Fri, Feb 27, priced at NT$8,555 found 2 days ago
Korean Air
Thu, Apr 2 - Wed, Apr 15
KIJ
Niigata
TPE
Taipei
NT$12,148 Roundtrip, found 2 hours ago
NT$12,148
Roundtrip
found 2 hours ago
Select Korean Air flight, departing Thu, Apr 2 from Niigata to Taipei, returning Wed, Apr 15, priced at NT$12,148 found 2 hours ago
Korean Air
Thu, Apr 2 - Mon, Apr 13
KIJ
Niigata
TPE
Taipei
NT$13,645 Roundtrip, found 2 hours ago
NT$13,645
Roundtrip
found 2 hours ago
Select Korean Air flight, departing Thu, Apr 2 from Niigata to Taipei, returning Mon, Apr 13, priced at NT$13,645 found 2 hours ago
Korean Air
Thu, Apr 2 - Fri, Apr 17
KIJ
Niigata
TPE
Taipei
NT$15,241 Roundtrip, found 2 hours ago
NT$15,241
Roundtrip
found 2 hours ago
Select Korean Air flight, departing Thu, Apr 2 from Niigata to Taipei, returning Fri, Apr 17, priced at NT$15,241 found 2 hours ago
China Eastern Airlines
Tue, Mar 31 - Fri, Apr 17
KIJ
Niigata
TPE
Taipei
NT$15,324 Roundtrip, found 2 hours ago
NT$15,324
Roundtrip
found 2 hours ago
Select China Eastern Airlines flight, departing Tue, Mar 31 from Niigata to Taipei, returning Fri, Apr 17, priced at NT$15,324 found 2 hours ago
Korean Air
Tue, Mar 31 - Wed, Apr 15
KIJ
Niigata
TPE
Taipei
NT$16,438 Roundtrip, found 2 hours ago
NT$16,438
Roundtrip
found 2 hours ago
Select Korean Air flight, departing Tue, Mar 31 from Niigata to Taipei, returning Wed, Apr 15, priced at NT$16,438 found 2 hours ago
Korean Air
Tue, Mar 24 - Mon, Apr 6
KIJ
Niigata
TPE
Taipei
NT$17,037 Roundtrip, found 2 hours ago
NT$17,037
Roundtrip
found 2 hours ago
Select Korean Air flight, departing Tue, Mar 24 from Niigata to Taipei, returning Mon, Apr 6, priced at NT$17,037 found 2 hours ago
Japan Airlines
Sun, Feb 22 - Wed, Feb 25
KIJ
Niigata
ICN
Seoul
NT$46,590 Roundtrip, found 1 day ago
NT$46,590
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Sun, Feb 22 from Niigata to Seoul, returning Wed, Feb 25, priced at NT$46,590 found 1 day ago

Flights from Koshinetsu: Essential Travel Information

Cheapest flight from Koshinetsu
NT$4,969 (roundtrip)
Best airlines to fly from Koshinetsu
China Eastern Airlines, All Nippon Airways, Tigerair Taiwan, Korean Air, China Airlines, Japan Airlines
Cheapest month to fly from Koshinetsu
February
Koshinetsu IATA code
GAJ
Koshinetsu Country/State
Japan
Airline ticket deals from Koshinetsu
NT$4,969 - NT$46,590

 

Explore a world of travel with Expedia

*Available to Expedia members.