$406 Cheap Flights from Seattle (SEA) to Komatsu (KMQ)

View $406 flight on Sun, Nov 30, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Komatsu Airport (KMQ)

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Cheap Flights from Seattle to Komatsu (SEA-KMQ)

Prices were available within the past 7 days and start at $406 for one-way flights and $670 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Tue, Nov 25 - Tue, Dec 16
SEA
Seattle
KMQ
Komatsu
$670 Roundtrip, found 5 days ago
$670
Roundtrip
found 5 days ago
Select Korean Air flight, departing Tue, Nov 25 from Seattle to Komatsu, returning Tue, Dec 16, priced at $670 found 5 days ago
Korean Air
Tue, Nov 25 - Tue, Dec 16
SEA
Seattle
KMQ
Komatsu
$676 Roundtrip, found 5 days ago
$676
Roundtrip
found 5 days ago
Select Korean Air flight, departing Tue, Nov 25 from Seattle to Komatsu, returning Tue, Dec 16, priced at $676 found 5 days ago
All Nippon Airways
Sat, Jan 31 - Mon, Feb 2
SEA
Seattle
KMQ
Komatsu
$750 Roundtrip, found 6 days ago
$750
Roundtrip
found 6 days ago
Select All Nippon Airways flight, departing Sat, Jan 31 from Seattle to Komatsu, returning Mon, Feb 2, priced at $750 found 6 days ago
All Nippon Airways
Sun, Nov 30 - Wed, Dec 10
SEA
Seattle
KMQ
Komatsu
$757 Roundtrip, found 1 day ago
$757
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Sun, Nov 30 from Seattle to Komatsu, returning Wed, Dec 10, priced at $757 found 1 day ago
All Nippon Airways
Tue, Nov 25 - Tue, Dec 16
SEA
Seattle
KMQ
Komatsu
$761 Roundtrip, found 5 days ago
$761
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Tue, Nov 25 from Seattle to Komatsu, returning Tue, Dec 16, priced at $761 found 5 days ago
All Nippon Airways
Tue, Nov 25 - Tue, Dec 16
SEA
Seattle
KMQ
Komatsu
$763 Roundtrip, found 5 days ago
$763
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Tue, Nov 25 from Seattle to Komatsu, returning Tue, Dec 16, priced at $763 found 5 days ago
All Nippon Airways
Tue, Nov 25 - Tue, Dec 16
SEA
Seattle
KMQ
Komatsu
$766 Roundtrip, found 5 days ago
$766
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Tue, Nov 25 from Seattle to Komatsu, returning Tue, Dec 16, priced at $766 found 5 days ago
Alaska Airlines
Sat, Jan 31 - Mon, Feb 2
SEA
Seattle
KMQ
Komatsu
$844 Roundtrip, found 6 days ago
$844
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Jan 31 from Seattle to Komatsu, returning Mon, Feb 2, priced at $844 found 6 days ago
EVA Airways
Tue, Nov 25 - Tue, Dec 16
SEA
Seattle
KMQ
Komatsu
$1,026 Roundtrip, found 5 days ago
$1,026
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Tue, Nov 25 from Seattle to Komatsu, returning Tue, Dec 16, priced at $1,026 found 5 days ago
American Airlines
Wed, Nov 12 - Sat, Nov 15
SEA
Seattle
KMQ
Komatsu
$1,073 Roundtrip, found 2 hours ago
$1,073
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Wed, Nov 12 from Seattle to Komatsu, returning Sat, Nov 15, priced at $1,073 found 2 hours ago

Alternative airports near Komatsu

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Komatsu Airport KMQ. Cheapest and Closest option available. Average driving time to city center is 4 minutes. Flights from $1,091
KMQ
Komatsu Airport
CheapestClosest
Average driving time to city center4 min
Flights from $1,091

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Komatsu Airport (KMQ) cost?
Snag a cheap one-way flight from $406 or cheap return flight from $670 from Seattle - Tacoma Intl. Airport (SEA) to Komatsu Airport (KMQ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Komatsu Airport (KMQ)?
November is the cheapest month to fly from SEA to KMQ. Timing your trip outside of the busy season is often the key to scoring lower fares.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Komatsu Airport (KMQ)?
To find the cheapest airline flying from SEA to KMQ, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Komatsu Airport (KMQ)?
Direct flights from Seattle - Tacoma Intl. Airport (SEA) to Komatsu Airport (KMQ) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SEA to KMQ?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on various factors, including the carrier and season.*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 Komatsu Airport (KMQ)?
To avoid possible delays on the Seattle - Tacoma Intl. Airport (SEA) to Komatsu Airport (KMQ) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Komatsu Airport (KMQ) last-minute?
Holding off until right before your break to book your flight from SEA to KMQ generally means paying more. While you may find some last-minute discounts, they aren't always guaranteed. Be flexible with your travel plans for the best chance of getting a bargain.
Is it cheaper to book a SEA to KMQ flight and hotel package?
Securing a SEA to KMQ flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our wide range of accommodations and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Komatsu Airport (KMQ)?
If you booked your SEA to KMQ flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Komatsu
Airlines serving
All Nippon Airways, EVA Airways, Hawaiian Airlines, Japan Airlines, Korean Air, United
Roundtrip price
$670
Distance
4884 mi

Book with confidence

Seattle to Komatsu Flights

The cheapest times to fly from Seattle to Komatsu

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 Komatsu are during the month of November. You can find some of the cheapest flights from Seattle to Komatsu with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Komatsu

Sunday is one of the best days to book for cheap flights from Seattle to Komatsu: 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 Komatsu

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 Komatsu in 2025. You can also book with separate airlines for your outbound and return journeys, from $406 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 Komatsu 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 Komatsu 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 Komatsu Flights

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*Available to One Key members.