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Dulles Intl

$587+ Cheap flights from Hanoi (HAN) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — IAD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Hanoi to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Hanoi (HAN) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$978
(United Airlines)

One-way from

$587
(Kiwi.com)

Popular in

February

Cheapest in

April

Average price

$1,244
From Hanoi Noibai to Washington, D.C. Dulles Intl
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One-way flight from Hanoi Noibai to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 2% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Hanoi to Dulles Intl

Cheapest flights from Hanoi to Dulles Intl
Explore the most affordable flight options available from Hanoi to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1112:25 amHAN - IAD
2 stops35h 34mUnited Airlines
Wed 12/34:10 pmIAD - HAN
2 stops42h 55mUnited Airlines
Deal found 9/11$1,020
This Air China deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/231:25 pmHAN - IAD
1 stop41h 05mAir China
Fri 11/710:00 pmIAD - HAN
1 stop25h 55mAir China
Deal found 9/10$1,024
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2411:35 pmHAN - IAD
2 stops49h 16mUnited Airlines
Sat 9/278:50 amIAD - HAN
2 stops50h 25mUnited Airlines
Deal found 9/10$1,063
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1212:20 pmHAN - IAD
2 stops34h 47mDelta
Wed 12/36:03 amIAD - HAN
2 stops27h 42mDelta
Deal found 9/11$1,171
This China Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/265:30 pmHAN - IAD
2 stops23h 53mMultiple Airlines
Sun 11/27:43 amIAD - HAN
2 stops38h 52mMultiple Airlines
Deal found 9/11$1,190
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2511:35 pmHAN - IAD
2 stops47h 13mUnited Airlines
Wed 10/157:00 amIAD - HAN
2 stops28h 15mUnited Airlines
Deal found 9/10$1,228
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2411:10 pmHAN - IAD
1 stop22h 45mDelta
Sat 9/279:00 amIAD - HAN
2 stops38h 40mDelta
Deal found 9/10$1,341
This oojo deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/32:50 pmHAN - IAD
3 stops29h 05mEthiopian Air
Fri 10/1010:55 amIAD - HAN
2 stops39h 55mEthiopian Air
Deal found 9/11$1,349

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hanoi to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Hanoi to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Hanoi

Fly to

Dulles Intl

Route

Depart

Return

Price

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Tue 2/17

12:25 am-9:05 pm

2 stops32h 40m

Washington, D.C. Dulles Intl

Sun 2/22

10:05 pm-11:05 pm

2 stops37h 00m

$978

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Thu 10/23

1:25 pm-7:30 pm

1 stop41h 05m

Washington, D.C. Dulles Intl

Fri 11/7

10:00 pm-11:55 am

1 stop25h 55m

$1,024

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Wed 9/24

11:35 pm-1:51 pm

2 stops49h 16m

Washington, D.C. Dulles Intl

Sat 9/27

8:50 am-10:15 pm

2 stops50h 25m

$1,063

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Wed 11/12

11:05 pm-9:32 pm

2 stops34h 27m

Washington, D.C. Dulles Intl

Wed 12/3

6:03 am-9:45 pm

2 stops27h 42m

$1,171

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Wed 9/24

11:10 pm-10:55 am

1 stop22h 45m

Washington, D.C. Dulles Intl

Sat 9/27

9:00 am-10:40 am

2 stops38h 40m

$1,341

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Wed 2/18

11:55 pm-5:55 am

2 stops42h 00m

Washington, D.C. Dulles Intl

Sun 2/22

7:00 am-10:30 pm

2 stops27h 30m

$1,347

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Wed 11/12

2:10 pm-8:00 am

3 stops29h 50m

Washington, D.C. Dulles Intl

Wed 12/3

10:00 am-1:10 pm

2 stops39h 10m

$1,354

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Wed 11/12

11:05 pm-9:50 am

1 stop22h 45m

Washington, D.C. Dulles Intl

Wed 12/3

11:50 am-9:45 pm

1 stop21h 55m

$1,369

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Wed 9/24

3:30 pm-4:10 pm

3 stops35h 40m

Washington, D.C. Dulles Intl

Sat 9/27

2:25 pm-10:35 am

3 stops33h 10m

$1,396

HanoiWashington, D.C.

HAN - IAD

HANIAD

Hanoi Noibai

Tue 11/11

12:25 am-6:52 pm

2 stops30h 27m

Washington, D.C. Dulles Intl

Wed 12/3

6:30 am-11:05 pm

2 stops28h 35m

$1,397

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 20 results
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Best time to book a flight from Hanoi to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Hanoi with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Hanoi to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Hanoi to Washington, D.C. Dulles Intl?

    Hanoi Noibai (HAN), located 14.2 mi from the city center, is the airport you fly out of when you book flights from Hanoi to Washington, D.C. Dulles Intl. 0 airlines have flights from Noibai to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Hanoi Noibai to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.

  • How long is the flight from Hanoi to Washington, D.C. Dulles Intl Airport?

    For as low as $978, United Airlines can have you in Washington, D.C. Dulles Intl Airport from Hanoi in 32h 40m. There are 8268 mi between Hanoi and Washington, D.C. Dulles Intl Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Hanoi to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Hanoi to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hanoi to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hanoi to Dulles Intl.

  • Can I find deals for business class flights from Hanoi to Dulles Intl?

    Yes. Cheapflights offers flight deals from Hanoi to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Hanoi to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Hanoi to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Hanoi to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

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