Cheap Flights from Hanoi to Seattle / Tacoma International

Compare Hanoi to Seattle / Tacoma International flight deals

Find the cheapest month or even day of the year to fly to Seattle / Tacoma International

Book the best Seattle / Tacoma International fare with no extra fees

Flight deals from Hanoi to Seattle / Tacoma International

Looking for a cheap last-minute deal or the best round-trip flight from Hanoi Airport to Seattle / Tacoma International Airport? If you want to travel next month, round-trip fares start from AED 3,261. Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Hanoi to Seattle / Tacoma International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Hanoi to Seattle / Tacoma International flights are currently cheapest in October.

Hanoi to Seattle / Tacoma International: Alternative routes

Compare routes from Hanoi to Seattle below. You may find an airport to fly into that's cheaper, faster, or easier than Seattle / Tacoma International.

Hanoi to Seattle: Flight information

The things to know before you go.
Cheapest flight foundAED 1,502
Cheapest month to flyOctober

Finding cheap flights from Hanoi to Seattle / Tacoma International: Frequently asked questions

The best price we found for a round-trip flight from Hanoi to Seattle / Tacoma International is AED 3,164. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Hanoi to Seattle / Tacoma International. But we found flights with one or more stops from AED 3,164.
There are no flights flying from Hanoi to Seattle / Tacoma International, as of April 2026.
The cheapest month to fly from Hanoi to Seattle / Tacoma International is usually December.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Hanoi Airport to Seattle / Tacoma International Airport on Sunday, December 13, 2026.
No airlines currently offer direct flights between Hanoi Airport and Seattle / Tacoma International Airport. Most routes have one or more stops.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, China Airlines offers the cheapest flight tickets to Seattle / Tacoma International.

Flying from Noi Bai International Airport (HAN) to Seattle-Tacoma International Airport (SEA): what you need to know

  • The timezone in Seattle is UTC-7, which is 14 hours behind Hanoi.

  • Your HAN to SEA flight won't wait if you're running late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're traveling internationally.

  • Be prepared for bigger queues during popular months like July. Arriving up to four hours in advance for international flights and two hours for domestic departures is a good idea.

  • We make it simple to book a flight with a stopover. To see all your options for tickets from Noi Bai International Airport to Seattle-Tacoma International Airport, deselect 'Direct flights only.' Then, choose a flight offering a stop long enough to explore the city of your choice. Top stopovers between HAN and SEA include:

    • Taiwan Taoyuan International Airport

    • Haneda Airport

    • Incheon International Airport

How to find the cheapest flights from Noi Bai International Airport (HAN) to Seattle-Tacoma International Airport (SEA)

  • AED 1,502 is currently the best price for a one-way Noi Bai International Airport to Seattle-Tacoma International Airport flight. Return flights start from AED 3,164. These prices can change depending on availability.

  • It's usually best to book as early as possible if you're looking for cheap tickets from HAN to SEA. That's because flight prices are based on demand, which tends to increase closer to the date of departure.

  • The 'Whole month' tool shows you the cheapest flights from Noi Bai International Airport to Seattle-Tacoma International Airport throughout the entire month. It's a good way to snap up a bargain if your dates are flexible.

  • Spend less time searching for cheap flights from HAN to SEA by creating a Price Alert. You'll receive an email or push notification on the app when a new discounted fare appears.

  • Tailor your trip using filters. Choose your arrival and departure times, total journey duration and airlines. You can also sort the results by 'Cheapest,' 'Best' or 'Fastest' flights from Noi Bai International Airport to Seattle-Tacoma International Airport.

Handy information about Noi Bai International Airport (HAN)

  • Of the departures from Noi Bai International Airport, 75.32% arrive on time at their destination.

  • Noi Bai International Airport is about 26 kilometers from central Hanoi. If you're ride-sharing, catching a cab or driving from the center, it'll take you 35 minutes or so to arrive, depending on the traffic.

  • You can expect a journey time of around 1 hour 55 minutes on public transport.

  • Taking an early flight from Noi Bai International Airport to Seattle-Tacoma International Airport? Avoid rushing to the terminal (and sneak in some extra snooze time) by choosing one of these stays close to HAN:

Arriving at Seattle-Tacoma International Airport (SEA)

Getting from Seattle-Tacoma International Airport (SEA) to central Seattle

  • From Seattle-Tacoma International Airport, Seattle is approximately 23 kilometers away. It takes around 20 minutes to reach the center driving.

  • When traveling by public transport, expect a journey of about 55 minutes.

When to fly to Seattle-Tacoma International Airport (SEA)

  • July is the busiest month for flights from Noi Bai International Airport to Seattle-Tacoma International Airport. For smaller crowds, visit Seattle in May.

  • The warmest month in Seattle is August, with temperatures ranging between 12ºC (54ºF) and 28ºC (82ºF). Book your flights from Noi Bai International Airport to Seattle-Tacoma International Airport in this month if this is the type of weather you enjoy.

  • Look for cheap tickets from HAN to SEA in February if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between -1ºC (30ºF) and 11ºC (52ºF) on average.

Explore more of United States

  • You've visited Seattle, now it's time to explore more of United States. Journey about 241 kilometers south to Portland to check off its leading attractions. From Pioneer Courthouse Square to Portland Japanese Garden and Pittock Mansion, you'll have a packed itinerary ahead.

  • Spokane is another standout destination in United States and is around 370 kilometers east of Seattle. No trip is complete without seeing Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.