How does KAYAK find such low prices on flights from Washington to Hanoi?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Hanoi. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Hanoi?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Hanoi from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to Hanoi?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Hanoi with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Hanoi?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Hanoi from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$277 CHEAP FLIGHTS from Washington to Hanoi

HAN

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Flight Deals

Cheap Flights from Washington to Hanoi

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to Hanoi that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Hanoi

Tue, Jan 6 - Thu, Jan 22

8:45 am - 11:30 amSEA-HAN

35h 45m1 stop

12:45 pm - 7:10 amHAN-SEA

33h 25m1 stop

$628Singapore Airlines

Find Deal

Tue, Nov 25 - Mon, Dec 1

9:30 pm - 1:30 pmSEA-HAN

25h 00m1 stop

2:50 am - 6:40 pmHAN-SEA

30h 50m1 stop

$657Philippine Airlines

Find Deal

Mon, Jan 5 - Thu, Jan 22

12:10 am - 1:10 pmSEA-HAN

22h 00m1 stop

11:30 pm - 1:55 pmHAN-SEA

29h 25m1 stop

$668Asiana Airlines

Find Deal

Tue, Oct 28 - Wed, Nov 5

12:10 am - 10:00 pmSEA-HAN

31h 50m1 stop

11:30 pm - 1:55 pmHAN-SEA

29h 25m1 stop

$677Asiana Airlines

Find Deal

Tue, Feb 24 - Tue, Mar 3

8:45 am - 11:30 amSEA-HAN

35h 45m1 stop

12:45 pm - 9:56 amHAN-SEA

36h 11m2 stops

$686Multiple Airlines

Find Deal

Tue, Feb 24 - Tue, Mar 3

8:45 am - 11:30 amSEA-HAN

35h 45m1 stop

6:25 pm - 4:36 pmHAN-SEA

37h 11m3 stops

$699Multiple Airlines

Find Deal

Tue, Jan 27 - Tue, Feb 10

11:00 am - 11:10 amSEA-HAN

33h 10m1 stop

11:05 pm - 9:00 amHAN-SEA

24h 55m1 stop

$704Korean Air

Find Deal

Mon, Feb 23 - Tue, Mar 3

12:10 am - 10:35 amSEA-HAN

19h 25m1 stop

11:35 am - 6:10 pmHAN-SEA

21h 35m1 stop

$707China Airlines

Find Deal

Tue, Jan 27 - Sun, Feb 8

7:20 am - 9:45 pmSEA-HAN

23h 25m2 stops

11:05 pm - 9:00 amHAN-SEA

24h 55m1 stop

$710Korean Air

Find Deal

Tue, Feb 24 - Tue, Mar 3

12:10 am - 10:35 amSEA-HAN

19h 25m1 stop

5:30 pm - 6:10 pmHAN-SEA

15h 40m1 stop

$733China Airlines

Find Deal

Cheapest round-trip

$628

Typical prices: $827-1021

Singapore Airlines

Tue 1/6Thu 1/22

SEA - HAN • 1 stop

Cheapest one-way

$277

Typical prices: $398-528

Singapore Airlines

Sat 2/21

SEA - HAN • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Hanoi!

Useful Info

Low season	September
High season	February
Cheapest flight	$277

Best time to beat the crowds with an average 21% drop in price.

Most popular time to fly and prices are also 19% lower on average.

Flight from Seattle to Hanoi

How does KAYAK find such low prices on flights from Washington to Hanoi?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Hanoi.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Hanoi?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Hanoi from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Hanoi?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Hanoi with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Hanoi?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Hanoi from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Hanoi

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Hanoi

Hanoi (HAN)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

HAN

$277 Find Cheap Flights from Washington to Hanoi

KAYAK searches hundreds of travel sites at once for deals on flights to Hanoi

Cheap Flights from Washington to Hanoi

Recent round-trip flight deals from Washington to Hanoi

Recent one-way flight deals from Washington to Hanoi

Recent last minute flight deals from Washington to Hanoi

Everything you should know

Good to know

FAQs for booking flights from Washington to Hanoi

How does KAYAK find such low prices on flights from Washington to Hanoi?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Hanoi.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Hanoi?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Hanoi from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Hanoi?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Hanoi with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Hanoi?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Hanoi from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Hanoi

Information on the airport you'll fly into in Hanoi

Cabin class types available on flights to Washington

Complete your trip to Hanoi with a hotel stay or car rental

Find direct flights for Hanoi

Flights to other popular destinations

Flights from domestic origins to Hanoi

Choose which airport to fly into in Hanoi

Find deals for your return flight