Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Osaka to Seattle
Cheap round-trip flights
Cheap one-way flights
Air Canada flights from Osaka to Seattle
Our best Air Canada deals on Osaka to Seattle flight tickets
Delta flights from Osaka to Seattle
Our best Delta deals on Osaka to Seattle flight tickets
See travel insights to Seattle from
How to get the cheapest flight ticket from Osaka to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Osaka is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $916. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Osaka because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,184.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Osaka in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,034 when looking at flights departing in the morning. Flights to Seattle are more costly in the afternoon, with an average ticket price of $1,134. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
When to book flights from Osaka to Seattle
Cheap Osaka to Seattle (OSA to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Osaka to Seattle
How far is Osaka to Seattle/Tacoma Intl by plane?
The straight-line distance from Osaka to Seattle/Tacoma Intl is 4994.7 mi. By plane, this route typically takes 11h 45m.
When did momondo last update prices for flights from Osaka to Seattle/Tacoma Intl Airport?
Prices for flights from Osaka to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Osaka to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Osaka to Seattle/Tacoma Intl Airport is 1 as of May 2025.
How old do you have to be to fly from Osaka to Seattle/Tacoma Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Osaka to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Osaka to Seattle?
momondo data reveals that the most frequently booked airline on the route from Osaka to Seattle is Asiana Airlines, representing 41% of all bookings. The subsequent popular airlines are EVA Air at 38% and ANA at 21%.
Best airlines flying from Osaka to Seattle
Compare and see reviews for airlines that fly from Osaka to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $852 | Free Cancellation | Rating 8.2 442 reviews |
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Osaka to Seattle?
Finding the right flight to Seattle from Osaka is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.
Can I find flights from Osaka to Seattle with flexible booking policies on momondo?
momondo does allow users to show only those flights to Seattle from Osaka which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Osaka to Seattle?
Once you have performed a search for Osaka to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Osaka to Seattle right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Osaka to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.