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>

$374 CHEAP FLIGHTS from Washington to Hanoi

HAN

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

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Flight Deals

Cheap Flights from Washington to Hanoi

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

Mon, Aug 31 - Mon, Sep 7

12:10 am - 10:00 pm

SEA

HAN

31h 50m

1 stop

11:30 pm - 3:15 pm

HAN

SEA

29h 45m

1 stop

$737Asiana Airlines

Mon, Aug 31 - Mon, Sep 7

12:10 am - 12:15 pm

SEA

HAN

22h 05m

1 stop

11:30 pm - 3:15 pm

HAN

SEA

29h 45m

1 stop

$767Asiana Airlines

Thu, Aug 13 - Mon, Sep 21

12:10 am - 10:00 pm

SEA

HAN

31h 50m

1 stop

11:30 pm - 3:15 pm

HAN

SEA

29h 45m

1 stop

$774Asiana Airlines

Tue, Sep 1 - Mon, Sep 7

7:20 am - 10:35 am

SEA

HAN

37h 15m

2 stops

11:10 pm - 10:40 am

HAN

SEA

25h 30m

1 stop

$785Korean Air

Thu, Sep 10 - Mon, Sep 14

12:50 pm - 10:35 am

SEA

HAN

31h 45m

1 stop

11:10 pm - 3:24 pm

HAN

SEA

30h 14m

2 stops

$791Korean Air

Thu, Oct 29 - Wed, Nov 11

7:00 am - 1:45 am

PDX

HAN

28h 45m

2 stops

2:45 am - 1:50 pm

HAN

PDX

26h 05m

2 stops

$876Multiple Airlines

Tue, Nov 3 - Wed, Nov 11

7:00 am - 1:45 am

PDX

HAN

27h 45m

2 stops

2:45 am - 1:50 pm

HAN

PDX

26h 05m

2 stops

$877Multiple Airlines

Wed, Oct 7 - Tue, Oct 20

5:00 pm - 3:25 pm

PDX

HAN

32h 25m

2 stops

12:40 pm - 9:31 am

HAN

PDX

34h 51m

2 stops

$936Singapore Airlines

Sun, Oct 4 - Fri, Oct 16

6:00 pm - 3:25 pm

PDX

HAN

31h 25m

2 stops

4:15 pm - 5:00 pm

HAN

PDX

38h 45m

2 stops

$948Singapore Airlines

Tue, Sep 8 - Tue, Sep 15

8:10 am - 7:15 am

PDX

HAN

33h 05m

2 stops

7:30 pm - 7:50 pm

HAN

PDX

38h 20m

2 stops

$959Qatar Airways

Useful Info

Low season	May
High season	February
Cheapest flight	$374

Best time to beat the crowds with an average 15% drop in price.

Most popular time to fly and prices are also 14% 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)

HAN

$374 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

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