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Flights from Seattle to Hanoi

Cheap flight deals from Seattle to Hanoi

Find the cheapest flights from Seattle to Hanoi within the next three months. Book one-way flights from AED 1,363 or round-trip tickets from AED 2,787.

  • Round-trip
  • One way

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Flight Info | Seattle to Hanoi

The distance between Seattle and Hanoi is about 10,994.34 km. The most popular month to Hanoi is June. The off-season for travel is May.

Cheapest one-way flight price AED 1,363
Cheapest return ticket price AED 2,787
Off-season for travel May
Peak season for travel June
Flight distance 10,994.34 km

When is the cheapest time to fly from Seattle to Hanoi?

The best time to book the cheapest flights from Seattle to Hanoi is between Aug 24 and Aug 31. One-way ticket prices start at AED 1,324 according to our flight calendar.

Cheapest flights
From price
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  • Jul

    29 6
  • 6 13
  • 13 20
  • 20 27

  • Aug

    27 3
  • 3 10
  • 10 17
  • 17 24
  • 24 31

  • Sep

    31 7
  • 7 14
  • 14 21
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Seattle (SEA) to Hanoi (HAN) the cheapest?

    Airlines adjust prices for flights from Seattle to Hanoi based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Seattle (SEA) to Hanoi (HAN) cost?

    According to Trip.com's data, the lowest price is around AED 5,298.

  • How many airports are there in Hanoi (HAN)?

    There are 1 airport(s) near Hanoi (HAN): Noi Bai International Airport.

How to find a cheap flight from Seattle to Hanoi

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Hanoi. Book your flights at the right time and save more.
1
Being flexible with your dates to get the cheapest Seattle to Hanoi ticket.
Tap "Date" on flight search bar to scan through the calender for Seattle to Hanoi airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Fri, Aug 22 at AED 1363 for one-way flights.
2
Compare cheap Seattle to Hanoi flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Seattle to Hanoi. The cheapest airline operating is Singapore Airlines.
3
Set up a Price Alert
By setting up a Price Alert for your Seattle to Hanoi route, you can easily track the price of your airline tickets from without manually checking every day.
4
Don't miss cheap Seattle to Hanoi flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Seattle to Hanoi to get exclusive deals for you.

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