$441 Cheap Flights from Seattle (SEA) to Tokyo (HND)

Seattle (SEA) to Tokyo (HND) at a glance

Embark on an exciting journey from Seattle (SEA) to Tokyo (HND) with a range of airlines offering various options for your international long-haul flight. Whether you're seeking cheap Seattle flights or prefer full-service carriers, you can easily compare itineraries to suit your budget and schedule. Discover essential information for flights from Seattle - Tacoma International Airport to Haneda Airport as you prepare to explore the vibrant sights and neighborhoods of Tokyo.

• Fastest flight duration: around 10h 30m non-stop
• Route distance: roughly 4,800 miles (7,720 km)
• Flights per week: around 20+ flights with multiple daily departures on average
• Typical fares (one-way): economy tickets often range from $325–$1020, depending on seasonality and how far ahead you book

Flights from Seattle - Tacoma International Airport (SEA) to Haneda Airport (HND)

According to recent traveler bookings, here are the top airlines favored for flights from Seattle to Tokyo, including both non-stop and one-stop options. Popular connecting airports for layovers are Daniel K. Inouye International Airport (HNL) with around a 2-hour stop, Incheon International Airport (ICN) at approximately 3 hours and 45 minutes, and San Francisco International Airport (SFO) with about a 1-hour and 45-minute layover. This allows you to customize your journey by balancing cost, total travel time, and cabin class to secure the ideal itinerary.

• Delta: This full-service airline provides both non-stop and one-stop options, with one-way fares generally falling between $345 and $1240. Delta comprises about 31% of departures on this route, and a direct flight typically lasts around 10 hours and 30 minutes.
• All Nippon Airways: Another full-service carrier, All Nippon Airways presents non-stop and one-stop services, with one-way ticket prices usually ranging from $330 to $1795. This airline represents about 29% of departures, with a standard non-stop travel time of 10 hours and 30 minutes.
• United: United Airlines, a full-service carrier, offers both non-stop and one-stop services, with one-way fares typically between $325 and $1125. They account for approximately 27% of all departures on this route, and a typical non-stop flight takes about 10 hours and 30 minutes.
• Asiana Airlines: Specializing in one-stop service, Asiana Airlines has one-way fares ranging from $335 to $860, making up roughly 3% of departures on this route. The in-flight duration is around 14 hours, totaling approximately 17 hours and 15 minutes including layover time.
• Alaska Airlines: This full-service carrier offers one-stop options, with one-way fares typically spanning from $325 to $970, covering about 2% of departures on this route. Expect an in-flight time of 14 hours, with a total journey duration of around 17 hours and 15 minutes, including a layover.

Travelers flying from Seattle to Tokyo have the option to upgrade their journey. Major airlines like Delta, All Nippon Airways, and United provide both business class and premium economy class seating for a more comfortable experience.

Best time to fly from Seattle (SEA) to Tokyo (HND)

The most popular months for travelers flying from Seattle to Tokyo are February, March, and April, when peak temperatures in Tokyo reach up to 57.7°F in April. If you prefer quieter travel, consider November, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 57°F. For better deals, August usually offers the lowest average one-way fare around $532. Flight availability peaks in April, with approximately 27 flights per week, making it easier to find convenient departure times. January has the fewest flights, with approximately 18 flights per week.

• Cheapest time to fly: August usually offers good deals with average one-way fare around $532, roughly 18% cheaper than the yearly average.
• More budget-friendly months to fly: February, January, and November typically offer average one-way fares of around $558.
• Most flight options: April has the highest number of flights from Seattle to Tokyo, with approximately 27 flights per week, giving you more flexibility in scheduling your trip.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Seattle (SEA) to Tokyo (HND)

• Seattle to Tokyo (SEA-NRT): Narita International Airport (NRT) is located approximately 37 miles from Haneda Airport (HND). One-way economy ticket prices for this journey usually fall between $325 and $915, influenced by the time of year and how far in advance you book. Travelers can choose from both non-stop and one-stop flight options. Major airlines operating on this route include Japan Airlines and Hawaiian Airlines, and there are also business class services available.

How to find the best prices for flights from Seattle (SEA) to Tokyo (HND)

Getting some of the best deals on flights from Seattle to Tokyo is all about timing and flexibility. Here are some key tips to help you save:

1. Best times to book and fly: cheaper fares are generally available when booking 2 to 8 weeks in advance, although most travelers tend to book at least 2 months ahead. Evening departures from 6 PM to 12 AM often provide lower prices, while afternoon flights from 12 PM to 6 PM are more popular. Additionally, flying on Monday usually results in cheaper fares, but Wednesday is the most popular travel day.
2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Haneda Airport from Seattle - Tacoma International Airport

Tokyo welcomes travelers from Seattle with a range of transport options based on price, convenience, and proximity. For departures, Seattle - Tacoma International Airport is roughly a 20-minute drive (covering about 14 miles) from central Seattle. Here's how to reach Tokyo efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Tokyo, with private rides that can be arranged in advance.
• Car rental: Renting a car from Haneda Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Haneda Airport on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
• Public transportation: From Haneda Airport, Haneda Airport Terminal 1 Station, a metro station, is located about 0.1 miles away on foot, while Anamoriinari Station, a train station, is situated about 2.7 miles from the airport by car.

Seattle to Tokyo Flights

The cheapest times to fly from Seattle to Tokyo

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

The best time to book a flight from Seattle to Tokyo

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

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 Tokyo in 2026. You can also book with separate airlines for your outbound and return journeys, from $441 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 Tokyo 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 Tokyo 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.