Cheap Flights from Hanoi (HAN) to Seattle (SEA) from HK$5,435~

View HK$5,435 flight on Thu, 8 Jan 2026Opens in a new window

Popular airlines from Noi Bai Intl. Airport (HAN) to Seattle-Tacoma International Airport (SEA)

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Find Cheap Flights from Hanoi (HAN) to Seattle (SEA)

Prices were available within the past 7 days and start at HK$5,435 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Hanoi (HAN) to Seattle (SEA)

October is typically the cheapest month to fly

From HK$5,746 - HK$7,950 per traveller.

Frequently asked questions

How much is a flight from Hanoi Intl. Airport to Seattle - Tacoma Intl. Airport (SEA)?
Start packing your bags, because round-trip flights from Hanoi Intl. Airport to SEA start from . That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book now to secure the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Noi Bai Intl. Airport (HAN) to Seattle - Tacoma Intl. Airport (SEA)?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from HAN to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies?
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 HAN to SEA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from HAN to Sea-Tac Airport?
The distance is around 11,000 kilometers, so fill your carry-on luggage with all the things you need to make the long journey comfortable. Wondering what to take on board your Hanoi to SeaTac flight? Earplugs, a sleep mask and a travel pillow are among the essentials.
Which airlines fly direct from HAN to Sea-Tac Airport?
At the moment, no airlines offer direct flights from Noi Bai Intl. Airport (HAN) to Seattle - Tacoma Intl. Airport (SEA). You'll need to book a flight with one or more stops. To score the best connections and price, lock in your fare well ahead of time.
Are HAN to SEA flight tickets cheaper when they're purchased at the last minute?
Airline tickets from Noi Bai Intl. Airport (HAN) to Sea-Tac Airport are available up to a year before departure on Expedia. And although you may score great last-minute deal, it's never a sure thing. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We regularly update our fares to bring you the best bargains, so keep checking in for all the latest specials.

Travel information

Travel information

Origin airport
Noi Bai Intl.
Destination airport
Seattle - Tacoma Intl.
Distance
10931 km

Book with confidence

Book with confidence

Flights from Hanoi to Seattle

Book cheap flights from Hanoi (HAN) to Seattle (SEA) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Hanoi (HAN) to Seattle (SEA) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Hanoi (HAN) to Seattle (SEA) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Seattle flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Seattle and things to do in Seattle for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Seattle more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Seattle is HK$5,435 now!

 

Flights from Hanoi to Seattle

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