Cheap flights from Seattle (SEA) to Hanoi (HAN) from $447

Saturday flights are generally found to be more expensive for flights from Seattle to Hanoi. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Hanoi.

To save on the cost of your flight from Seattle to Hanoi, book at least 33 days before your planned departure. Booking around this time can save you about 24% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,291 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,440.

October can be a great time to fly to Hanoi from Seattle with a flight ticket averaging about $1,061. Cheapflights users have found deals in the month of October for as cheap as $798. The most expensive prices can be found in the month of December.

Unlike in the morning, when flights are generally more expensive, you can save up to 33% on flights from Seattle to Hanoi by exploring options for tickets at noon.

Due to the rapidly changing circumstances due to COVID-19, airlines like Japan Airlines, Korean Air, and EVA Air flying from Seattle/Tacoma Intl to Hanoi Noibai have implemented new flexible cancellation policies.

Yes, there are multiple flights from Seattle to Hanoi for under $800. The cheapest flight booked recently is on Japan Airlines for just $772, but on average you can expect to pay $800.

Within the past month, 13 users have taken a look at flights from Seattle/Tacoma Intl to Hanoi Noibai.

Our cheapest airline available from Seattle to Hanoi is Japan Airlines. Our recent data shows that you can find tickets from as low as $772 on this airline. Additional options worth looking into are American Airlines and Singapore Airlines, starting at $791 and $829 round-trip. Japan Airlines is priced at 27% lower than the current average price of a flight leaving 3 months from now.

$447 is the cheapest one-way deal found within the past few days, from Japan Airlines. You may also be able to find cheap deals on Korean Air and Delta, with prices starting from $503 and $527, respectively.

Consider American Airlines, EVA Air or Delta when booking your flight. These represent the most popular airlines when flying from Seattle to Hanoi.

This is defined as Seattle/Tacoma Intl Airport (SEA) and Hanoi Noibai Airport (HAN). Codes like Hanoi Noibai Airport are often used to just call airports uniquely.