$358 Cheap Flights from Seattle (SEA) to Niigata (KIJ)

View $358 flight on Mon, Feb 2, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Niigata Airport (KIJ)

Cheap Flights from Seattle to Niigata (SEA-KIJ)

Prices were available within the past 7 days and start at $358 for one-way flights and $732 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Fri, Feb 27 - Sat, Mar 7
SEA
Seattle
KIJ
Niigata
$732 Roundtrip, found 3 days ago
$732
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Fri, Feb 27 from Seattle to Niigata, returning Sat, Mar 7, priced at $732 found 3 days ago
All Nippon Airways
Fri, Feb 27 - Sat, Mar 7
SEA
Seattle
KIJ
Niigata
$735 Roundtrip, found 3 days ago
$735
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Fri, Feb 27 from Seattle to Niigata, returning Sat, Mar 7, priced at $735 found 3 days ago
All Nippon Airways
Fri, Feb 27 - Sat, Mar 7
SEA
Seattle
KIJ
Niigata
$838 Roundtrip, found 3 days ago
$838
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Fri, Feb 27 from Seattle to Niigata, returning Sat, Mar 7, priced at $838 found 3 days ago
All Nippon Airways
Fri, Feb 27 - Sat, Mar 7
SEA
Seattle
KIJ
Niigata
$838 Roundtrip, found 3 days ago
$838
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Fri, Feb 27 from Seattle to Niigata, returning Sat, Mar 7, priced at $838 found 3 days ago
All Nippon Airways
Mon, Feb 2 - Fri, Feb 6
SEA
Seattle
KIJ
Niigata
$895 Roundtrip, found 5 days ago
$895
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Mon, Feb 2 from Seattle to Niigata, returning Fri, Feb 6, priced at $895 found 5 days ago
All Nippon Airways
Mon, Feb 2 - Fri, Feb 6
SEA
Seattle
KIJ
Niigata
$898 Roundtrip, found 5 days ago
$898
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Mon, Feb 2 from Seattle to Niigata, returning Fri, Feb 6, priced at $898 found 5 days ago
All Nippon Airways
Fri, Feb 27 - Sat, Mar 7
SEA
Seattle
KIJ
Niigata
$901 Roundtrip, found 3 days ago
$901
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Fri, Feb 27 from Seattle to Niigata, returning Sat, Mar 7, priced at $901 found 3 days ago
All Nippon Airways
Fri, Feb 27 - Sat, Mar 7
SEA
Seattle
KIJ
Niigata
$905 Roundtrip, found 3 days ago
$905
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Fri, Feb 27 from Seattle to Niigata, returning Sat, Mar 7, priced at $905 found 3 days ago
All Nippon Airways
Fri, Feb 27 - Sat, Mar 7
SEA
Seattle
KIJ
Niigata
$905 Roundtrip, found 3 days ago
$905
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Fri, Feb 27 from Seattle to Niigata, returning Sat, Mar 7, priced at $905 found 3 days ago
Japan Airlines
Mon, Feb 2 - Fri, Feb 6
SEA
Seattle
KIJ
Niigata
$999 Roundtrip, found 5 days ago
$999
Roundtrip
found 5 days ago
Select Japan Airlines flight, departing Mon, Feb 2 from Seattle to Niigata, returning Fri, Feb 6, priced at $999 found 5 days ago

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Niigata Airport (KIJ) cost?
Snag a cheap one-way flight from $358 or cheap return flight from $732 from Seattle - Tacoma Intl. Airport (SEA) to Niigata Airport (KIJ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Niigata Airport (KIJ)?
February is the cheapest month to fly from SEA to KIJ. Traveling during an off-peak travel window is often the key to landing a great deal.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Niigata Airport (KIJ)?
To find the cheapest airline flying from SEA to KIJ, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Niigata Airport (KIJ)?
Direct flights from Seattle - Tacoma Intl. Airport (SEA) to Niigata Airport (KIJ) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SEA to KIJ?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Niigata Airport (KIJ)?
To land at Niigata Airport (KIJ) on schedule, pick a flight that leaves from Seattle - Tacoma Intl. Airport (SEA) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Niigata Airport (KIJ) last-minute?
Last-minute bookings from SEA to KIJ are typically more expensive. To lock in the cheapest rates, start looking for flights early. That being said, if your travel plans are flexible, it's possible to land a cheap fare just before your departure.
Is it cheaper to book a SEA to KIJ flight and hotel package?
You'll generally save money by securing a SEA to KIJ flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've chosen your preferred accommodations and flights, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Niigata Airport (KIJ)?
If you booked your SEA to KIJ flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Niigata
Roundtrip price
$731
Distance
4703 mi

Book with confidence

Seattle to Niigata Flights

The cheapest times to fly from Seattle to Niigata

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Niigata are during the month of February. You can find some of the cheapest flights from Seattle to Niigata with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Niigata

Sunday is one of the best days to book for cheap flights from Seattle to Niigata: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Niigata

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Niigata in 2025. You can also book with separate airlines for your outbound and return journeys, from $358 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Niigata flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Niigata airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Niigata Flights

Explore a world of travel with Expedia

*Available to One Key members.