$404 Cheap Flights from Seattle (SEA) to Komatsu (KMQ)

View $404 flight on Wed, Sep 17, 2025Opens in a new window

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

Cheap Flights from Seattle to Komatsu (SEA-KMQ)

Prices were available within the past 7 days and start at $404 for one-way flights and $720 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Wed, Sep 17 - Wed, Sep 24
SEA
Seattle
KMQ
Komatsu
$720 Roundtrip, found 2 days ago
$720
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Wed, Sep 17 from Seattle to Komatsu, returning Wed, Sep 24, priced at $720 found 2 days ago
Delta
Sun, Nov 2 - Thu, Nov 13
SEA
Seattle
KMQ
Komatsu
$723 Roundtrip, found 1 day ago
$723
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Nov 2 from Seattle to Komatsu, returning Thu, Nov 13, priced at $723 found 1 day ago
Korean Air
Sun, Nov 2 - Tue, Nov 18
SEA
Seattle
KMQ
Komatsu
$727 Roundtrip, found 1 day ago
$727
Roundtrip
found 1 day ago
Select Korean Air flight, departing Sun, Nov 2 from Seattle to Komatsu, returning Tue, Nov 18, priced at $727 found 1 day ago
Korean Air
Mon, Sep 1 - Wed, Sep 17
SEA
Seattle
KMQ
Komatsu
$732 Roundtrip, found 1 day ago
$732
Roundtrip
found 1 day ago
Select Korean Air flight, departing Mon, Sep 1 from Seattle to Komatsu, returning Wed, Sep 17, priced at $732 found 1 day ago
United
Tue, Nov 4 - Thu, Dec 4
SEA
Seattle
KMQ
Komatsu
$733 Roundtrip, found 3 days ago
$733
Roundtrip
found 3 days ago
Select United flight, departing Tue, Nov 4 from Seattle to Komatsu, returning Thu, Dec 4, priced at $733 found 3 days ago
United
Mon, Nov 3 - Tue, Nov 11
SEA
Seattle
KMQ
Komatsu
$737 Roundtrip, found 1 day ago
$737
Roundtrip
found 1 day ago
Select United flight, departing Mon, Nov 3 from Seattle to Komatsu, returning Tue, Nov 11, priced at $737 found 1 day ago
Korean Air
Mon, Aug 18 - Wed, Sep 3
SEA
Seattle
KMQ
Komatsu
$741 Roundtrip, found 1 day ago
$741
Roundtrip
found 1 day ago
Select Korean Air flight, departing Mon, Aug 18 from Seattle to Komatsu, returning Wed, Sep 3, priced at $741 found 1 day ago
United
Tue, Nov 4 - Thu, Dec 4
SEA
Seattle
KMQ
Komatsu
$743 Roundtrip, found 3 days ago
$743
Roundtrip
found 3 days ago
Select United flight, departing Tue, Nov 4 from Seattle to Komatsu, returning Thu, Dec 4, priced at $743 found 3 days ago
Korean Air
Mon, Oct 27 - Thu, Nov 13
SEA
Seattle
KMQ
Komatsu
$745 Roundtrip, found 1 day ago
$745
Roundtrip
found 1 day ago
Select Korean Air flight, departing Mon, Oct 27 from Seattle to Komatsu, returning Thu, Nov 13, priced at $745 found 1 day ago
Japan Airlines
Tue, Nov 4 - Thu, Dec 4
SEA
Seattle
KMQ
Komatsu
$942 Roundtrip, found 3 days ago
$942
Roundtrip
found 3 days ago
Select Japan Airlines flight, departing Tue, Nov 4 from Seattle to Komatsu, returning Thu, Dec 4, priced at $942 found 3 days 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 $761
KMQ
Komatsu Airport
CheapestClosest
Average driving time to city center4 min
Flights from $761
Flights from Seattle (SEA) to Komatsu (KMQ)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Komatsu
Airlines serving
All Nippon Airways, Delta, EVA Airways, Japan Airlines, Korean Air, United
Roundtrip price
$720
Distance
4884 mi

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 September. 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 $404 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.

 

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 $404 or cheap return flight from $720 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)?
September 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.

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*Available to One Key members.