Cheap Flights to Nagano Prefecture from ₩319,900

View ₩319,900 flight on Fri, May 8, 2026Opens in a new window

Popular airlines to Nagano Prefecture

  • All Nippon Airways

    All Nippon Airways

  • Japan Airlines

    Japan Airlines

  • United

    United

  • Air Canada

    Air Canada

  • Delta

    Delta

  • American Airlines

    American Airlines

  • Cathay Pacific

    Cathay Pacific

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Nagano Prefecture?

Prices were available within the past 7 days and start at ₩319,900 for one-way flights and ₩444,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Mon, May 11 - Sat, May 16
GMP
Seoul
TOY
Toyama
₩444,100 Roundtrip, found 5 days ago
₩444,100
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Mon, May 11 from Seoul to Toyama, returning Sat, May 16, priced at ₩444,100 found 5 days ago
All Nippon Airways
Thu, Dec 25 - Wed, Dec 31
GMP
Seoul
TOY
Toyama
₩444,300 Roundtrip, found 5 hours ago
₩444,300
Roundtrip
found 5 hours ago
Select All Nippon Airways flight, departing Thu, Dec 25 from Seoul to Toyama, returning Wed, Dec 31, priced at ₩444,300 found 5 hours ago
All Nippon Airways
Mon, Mar 16 - Sat, Mar 21
GMP
Seoul
TOY
Toyama
₩444,500 Roundtrip, found 1 day ago
₩444,500
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Mon, Mar 16 from Seoul to Toyama, returning Sat, Mar 21, priced at ₩444,500 found 1 day ago
All Nippon Airways
Mon, Mar 16 - Sat, Mar 21
GMP
Seoul
TOY
Toyama
₩459,500 Roundtrip, found 1 day ago
₩459,500
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Mon, Mar 16 from Seoul to Toyama, returning Sat, Mar 21, priced at ₩459,500 found 1 day ago
All Nippon Airways
Sat, Mar 14 - Mon, Mar 23
GMP
Seoul
TOY
Toyama
₩459,700 Roundtrip, found 1 day ago
₩459,700
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Sat, Mar 14 from Seoul to Toyama, returning Mon, Mar 23, priced at ₩459,700 found 1 day ago
All Nippon Airways
Mon, Mar 16 - Wed, Apr 1
GMP
Seoul
TOY
Toyama
₩474,700 Roundtrip, found 1 day ago
₩474,700
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Mon, Mar 16 from Seoul to Toyama, returning Wed, Apr 1, priced at ₩474,700 found 1 day ago
All Nippon Airways
Tue, Mar 31 - Sun, Apr 19
GMP
Seoul
TOY
Toyama
₩479,700 Roundtrip, found 1 day ago
₩479,700
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Tue, Mar 31 from Seoul to Toyama, returning Sun, Apr 19, priced at ₩479,700 found 1 day ago
All Nippon Airways
Thu, Mar 26 - Wed, Apr 8
GMP
Seoul
TOY
Toyama
₩494,700 Roundtrip, found 1 day ago
₩494,700
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Thu, Mar 26 from Seoul to Toyama, returning Wed, Apr 8, priced at ₩494,700 found 1 day ago
Korean Air
Sun, Jan 25 - Sun, Feb 1
ICN
Seoul
TOY
Toyama
₩686,400 Roundtrip, found 5 days ago
₩686,400
Roundtrip
found 5 days ago
Select Korean Air flight, departing Sun, Jan 25 from Seoul to Toyama, returning Sun, Feb 1, priced at ₩686,400 found 5 days ago
Air China
Mon, Dec 22 - Mon, Dec 29
ICN
Seoul
TOY
Toyama
₩2,930,500 Roundtrip, found 2 days ago
₩2,930,500
Roundtrip
found 2 days ago
Select Air China flight, departing Mon, Dec 22 from Seoul to Toyama, returning Mon, Dec 29, priced at ₩2,930,500 found 2 days ago

About Nagano Prefecture

Expedia offers flights to Nagano Prefecture to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Nagano Prefecture or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Nagano Prefecture that have flexible change policies?
When it comes to flying these days, flexibility is a must. That's why we've added a "No change fee" filter to help you track down cheap, flexible airfares to Nagano Prefecture. It's at the top left of your screen directly underneath the "Flexible change policies" subheading.
How can I find cheap tickets to Nagano Prefecture?
You'll always walk away with an unbeatable deal with Expedia, but our "flexible dates" feature makes it even easier. Enter your preferred flight date, then click on the flexible dates link above to compare prices for nearby days. ₩444,100 was the lowest price for a flight to Nagano Prefecture in the last seven days.
How much is a flight to Nagano Prefecture?
In the last seven days, round-trip airfares to Nagano Prefecture sold for as low as ₩444,100 and reached a maximum price of ₩2,930,500. For one-way fares departing from Seoul (GMP), the lowest amount paid during this same period was only ₩319,900.
When is the cheapest time to fly to Nagano Prefecture?
Depart for Nagano Prefecture early on in the week and you'll usually be rewarded with lower-priced fares. Tuesday is generally the cheapest day to hop on a plane, followed closely by Monday. If you're hoping to avoid the priciest flights, keep clear of Saturdays.
How much is a plane ticket to Nagano Prefecture?
In the last seven days, fares to Nagano Prefecture fluctuated from ₩444,100 to ₩2,930,500.
What is the best time to go to Nagano Prefecture?
A nice time to head to Nagano Prefecture, along with the exciting city of Nagano, is over the bustling months of August, September and October. Summer in this part of the world starts June 20, and you can look forward to temperatures of between 60ºF and 80ºF if you travel then. This warmer weather is perfect for wandering around this city's sights.
What months are the cheapest to book a flight to Nagano Prefecture?
The top month to purchase cheap airfares to Nagano Prefecture is February. It's worth remembering that in the U.S, an expensive time to secure a ticket is the busy month of December.

Trending flights to Nagano Prefecture

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
Mon, May 11 - Sat, May 16
GMP
Seoul
TOY
Toyama
₩444,100 Roundtrip, found 5 days ago
₩444,100
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Mon, May 11 from Seoul to Toyama, returning Sat, May 16, priced at ₩444,100 found 5 days ago
*Available to Expedia members.