How to find the cheapest flight from
Seattle (SEA) to Hanoi (HAN)
What is the cheapest day to fly round-trip from Seattle to Hanoi?
Departing on a Sunday is a good option for securing a great price. You can expect to save up to 11% when planning your travel around this day of the week.
What is the cheapest month to fly from Seattle to Hanoi?
Flights from Seattle to Hanoi lean towards being more expensive in December. Prices are generally better when you fly from Seattle to Hanoi in March, with the cheapest ticket starting at $644.
One-way flights to Hanoi from Seattle
The cheapest one-way flights from Seattle to Hanoi
2:20 pm - 6:05 pm
10:08 am - 6:05 pm
1:32 am - 8:45 am
Related info for your journey
Useful info, stats and facts about Seattle to Hanoi flights.
Destination information for Hanoi
Things to know before you go. Useful info for your trip from Seattle to Hanoi
Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)