Flights to Koshinetsu, Japan from NT$4,573

View NT$2,287 flight on Tue, 2026/2/17Opens in a new window

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How much is the cheapest flight to Koshinetsu?

Prices were available within the past 7 days and start at NT$2,287 for one-way flights and NT$4,573 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Tue, Feb 17 - Thu, Feb 26
HND
Tokyo
TOY
Toyama
NT$4,573 Roundtrip, found 18 hours ago
NT$4,573
Roundtrip
found 18 hours ago
Select All Nippon Airways flight, departing Tue, Feb 17 from Tokyo to Toyama, returning Thu, Feb 26, priced at NT$4,573 found 18 hours ago
Japan Airlines
Sun, Oct 12 - Mon, Oct 13
HND
Tokyo
GAJ
Yamagata
NT$4,839 Roundtrip, found 6 days ago
NT$4,839
Roundtrip
found 6 days ago
Select Japan Airlines flight, departing Sun, Oct 12 from Tokyo to Yamagata, returning Mon, Oct 13, priced at NT$4,839 found 6 days ago
China Eastern Airlines
Fri, Sep 12 - Tue, Sep 16
TSA
Taipei
TOY
Toyama
NT$7,086 Roundtrip, found 1 hour ago
NT$7,086
Roundtrip
found 1 hour ago
Select China Eastern Airlines flight, departing Fri, Sep 12 from Taipei to Toyama, returning Tue, Sep 16, priced at NT$7,086 found 1 hour ago
Tigerair Taiwan
Mon, Aug 18 - Mon, Aug 25
TPE
Taipei
KIJ
Niigata
NT$9,350 Roundtrip, found 1 hour ago
NT$9,350
Roundtrip
found 1 hour ago
Select Tigerair Taiwan flight, departing Mon, Aug 18 from Taipei to Niigata, returning Mon, Aug 25, priced at NT$9,350 found 1 hour ago
Korean Air
Wed, Jan 7 - Thu, Jan 15
TPE
Taipei
KIJ
Niigata
NT$15,436 Roundtrip, found 5 days ago
NT$15,436
Roundtrip
found 5 days ago
Select Korean Air flight, departing Wed, Jan 7 from Taipei to Niigata, returning Thu, Jan 15, priced at NT$15,436 found 5 days ago

Frequently asked questions

How do I find cheap flights to Koshinetsu that have flexible change policies?
Search for your affordable fares to Koshinetsu, then click on "No change fee" below the "Flexible change policies" filter. From then on it's smooth sailing. We know that plans change and flexibility is important, so book with confidence with Expedia.
Which airlines fly to Koshinetsu?
When you're ready to book your ticket to or near Koshinetsu, these popular airlines look forward to welcoming you aboard:

  • ANA - 286 flights to or near Koshinetsu each month, including 286 flights to Haneda Airport (HND) per month.
  • JAL - 243 flights to or near Koshinetsu each month, including 243 flights to Haneda Airport (HND) per month.
  • United Airlines - 152 flights to or near Koshinetsu each month, including 152 flights to Haneda Airport (HND) per month.

How can I find cheap tickets to Koshinetsu?
You'll always get an epic deal with Expedia, but our "flexible dates" search function makes it that much easier. Enter your preferred flight date, then check the flexible dates box above to see a list of prices for nearby days. NT$4,573 was the best price for a flight to Koshinetsu in the last seven days.
How much is a flight to Koshinetsu?
The cost of a round-trip ticket to Koshinetsu in the last seven days ranged between NT$4,573 and NT$15,436. If you were traveling one way from Tokyo (HND), you could have picked up an affordable fare from just NT$2,287.
What are the most popular airports to fly into in Koshinetsu?
The main gateway to Koshinetsu, around 955 flights taxi into Haneda Airport (HND) each month. Track down a top deal, reserve your fare and get ready to soak up the best of this fantastic region.
When is the cheapest time to fly to Koshinetsu?
Taking off on a Tuesday, followed by a Monday, is generally the best way to nab the cheapest deal. Stay away from the weekends if you can, because Saturday is typically the most expensive day of the week. Spend the money you saved having a blast in Koshinetsu instead!
How much is a plane ticket to Koshinetsu?
In the last seven days, tickets to Koshinetsu ranged from NT$4,573 to NT$15,436.
What months are the cheapest to book a flight to Koshinetsu?
The top month to book affordable flights to Koshinetsu is February. Bear in mind that in the USA, the most expensive time to reserve a ticket is the month of December.
Flights to Koshinetsu information
Destination airport
Toyama
Destination airport IATA code
TOY
Destination city name
Toyama
Roundtrip price
NT$4,573

Trending flights to Koshinetsu

Prices were available within the past 7 days and start at NT$2,287 for one-way flights and NT$4,573 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Fri, Sep 12 - Tue, Sep 16
TSA
Taipei
TOY
Toyama
NT$7,086 Roundtrip, found 1 hour ago
NT$7,086
Roundtrip
found 1 hour ago
Select China Eastern Airlines flight, departing Fri, Sep 12 from Taipei to Toyama, returning Tue, Sep 16, priced at NT$7,086 found 1 hour ago
*Available to Expedia members.