$465 Cheap Flights from Washington (IAD) to Hanoi (HAN)

View $465 flight on Sun, Mar 1, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Noi Bai Intl. Airport (HAN)

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Cheap Flights from Washington to Hanoi (IAD-HAN)

Prices were available within the past 7 days and start at $465 for one-way flights and $861 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Fri, Nov 28 - Tue, Dec 9
IAD
Washington
HAN
Hanoi
$861 Roundtrip, found 5 days ago
$861
Roundtrip
found 5 days ago
Select Korean Air flight, departing Fri, Nov 28 from Washington to Hanoi, returning Tue, Dec 9, priced at $861 found 5 days ago
Delta
Mon, Nov 24 - Sun, Dec 14
IAD
Washington
HAN
Hanoi
$866 Roundtrip, found 1 day ago
$866
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Nov 24 from Washington to Hanoi, returning Sun, Dec 14, priced at $866 found 1 day ago
United
Tue, Apr 14 - Wed, Apr 29
IAD
Washington
HAN
Hanoi
$878 Roundtrip, found 17 hours ago
$878
Roundtrip
found 17 hours ago
Select United flight, departing Tue, Apr 14 from Washington to Hanoi, returning Wed, Apr 29, priced at $878 found 17 hours ago
All Nippon Airways
Fri, Jan 23 - Fri, Jan 30
IAD
Washington
HAN
Hanoi
$910 Roundtrip, found 10 hours ago
$910
Roundtrip
found 10 hours ago
Select All Nippon Airways flight, departing Fri, Jan 23 from Washington to Hanoi, returning Fri, Jan 30, priced at $910 found 10 hours ago
Qatar Airways
Tue, Dec 2 - Wed, Feb 4
IAD
Washington
HAN
Hanoi
$975 Roundtrip, found 10 hours ago
$975
Roundtrip
found 10 hours ago
Select Qatar Airways flight, departing Tue, Dec 2 from Washington to Hanoi, returning Wed, Feb 4, priced at $975 found 10 hours ago
JetBlue Airways
Fri, Jan 16 - Tue, Feb 3
IAD
Washington
HAN
Hanoi
$990 Roundtrip, just found
$990
Roundtrip
just found
Select JetBlue Airways flight, departing Fri, Jan 16 from Washington to Hanoi, returning Tue, Feb 3, priced at $990 just found
STARLUX Airlines
Tue, Feb 3 - Tue, May 5
IAD
Washington
HAN
Hanoi
$1,014 Roundtrip, just found
$1,014
Roundtrip
just found
Select STARLUX Airlines flight, departing Tue, Feb 3 from Washington to Hanoi, returning Tue, May 5, priced at $1,014 just found
Turkish Airlines
Mon, Dec 8 - Fri, Dec 12
IAD
Washington
HAN
Hanoi
$1,031 Roundtrip, found 4 hours ago
$1,031
Roundtrip
found 4 hours ago
Select Turkish Airlines flight, departing Mon, Dec 8 from Washington to Hanoi, returning Fri, Dec 12, priced at $1,031 found 4 hours ago
Cathay Pacific
Wed, Feb 4 - Wed, Feb 18
IAD
Washington
HAN
Hanoi
$1,111 Roundtrip, found 4 hours ago
$1,111
Roundtrip
found 4 hours ago
Select Cathay Pacific flight, departing Wed, Feb 4 from Washington to Hanoi, returning Wed, Feb 18, priced at $1,111 found 4 hours ago
Ethiopian Airlines
Wed, Nov 5 - Wed, Nov 12
IAD
Washington
HAN
Hanoi
$1,146 Roundtrip, just found
$1,146
Roundtrip
just found
Select Ethiopian Airlines flight, departing Wed, Nov 5 from Washington to Hanoi, returning Wed, Nov 12, priced at $1,146 just found

Find the cheapest month to fly from Washington (IAD) to Hanoi (HAN)

September is typically the cheapest month to fly

From $851 - $1,260 per traveler.

Alternative airports near Hanoi

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Noi Bai Intl. HAN. Cheapest and Closest option available. Average driving time to city center is 24 minutes. Flights from $1,234
HAN
Noi Bai Intl.
CheapestClosest
Average driving time to city center24 min
Flights from $1,234
Flights from Washington (IAD) to Hanoi (HAN)
Origin airport
Washington Dulles Intl.
Destination airport
Noi Bai Intl.
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, Austrian Airlines, British Airways, Cathay Pacific, Delta, Emirates, Ethiopian Airlines, Etihad Airways, Japan Airlines, JetBlue Airways, Korean Air, Lufthansa, Qatar Airways, STARLUX Airlines, Turkish Airlines, United
Roundtrip price
$860
Distance
8273 mi

Washington to Hanoi Flights

The cheapest times to fly from Washington to Hanoi

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Hanoi are during the month of November. You can find some of the cheapest flights from Washington to Hanoi with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Hanoi

Sunday is one of the best days to book for cheap flights from Washington to Hanoi: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Hanoi

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Hanoi in 2025. You can also book with separate airlines for your outbound and return journeys, from $465 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Hanoi flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Hanoi airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Noi Bai Intl. Airport (HAN) cost?
Grab a cheap one-way flight from $465 or cheap return flight from $861 from Washington Dulles Intl. Airport (IAD) to Noi Bai Intl. Airport (HAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Noi Bai Intl. Airport (HAN)?
The cheapest month to fly from IAD to HAN is November, when demand is low. Off-peak months are usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Noi Bai Intl. Airport (HAN)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest IAD to HAN flight.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Noi Bai Intl. Airport (HAN)?
There are no daily direct flights departing from Washington Dulles Intl. Airport (IAD) to Noi Bai Intl. Airport (HAN). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from IAD to HAN?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Noi Bai Intl. Airport (HAN)?
To avoid possible delays on the Washington Dulles Intl. Airport (IAD) to Noi Bai Intl. Airport (HAN) route, fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Noi Bai Intl. Airport (HAN) last-minute?
Holding off until just before your departure to book a flight from IAD to HAN generally means paying more. While you may come across some last-minute deals, there's no guarantee. Be flexible with your itinerary to maximize your chances of snagging a bargain.
Is it cheaper to book an IAD to HAN flight and hotel package?
Securing an IAD to HAN flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our wide range of accommodations and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Noi Bai Intl. Airport (HAN)?
Typically, you're able to reschedule or cancel your IAD to HAN flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you'd like more details, head to our Customer Service portal.

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*Available to One Key members.