Cheap Flights from Osaka (ITM) to Seattle (SEA)

Round-trip flights between Itami Airport and Seattle - Tacoma Intl. Airport (SEA) start from . This is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.

We get that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Itami Airport to SEA flights, you'll see a "no change fees" filter for you to select.

The distance is around 8,100 kilometres, so fill your carry-on bag with everything you need to make your journey comfortable. Wondering what to take on board your Itami to SeaTac flight? A travel pillow, earplugs and a sleep mask are a few essentials.

Flying directly between Itami Airport (ITM) and Sea-Tac Airport isn't possible at this time. However, you'll still be able to book a flight to SeaTac with at least one stop.

Last-minute planners can occasionally find a bargain, with some super cheap fares from Itami Airport (ITM) to SEA appearing a few weeks before the departure date. If you'd rather book ahead of time, Expedia compares and updates the best flight deals regularly — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline advertises prices so far in advance.