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$523+ Cheap flights from Dulles Intl (IAD) to Hanoi (HAN)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — HAN
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Hanoi Noibai are usually found in November or October, booked 20 days in advance, depart on a Thursday or Wednesday and return on a Monday

Cheap flight deals from Dulles Intl to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Hanoi (HAN). 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 April 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$947
(China Airlines)

One-way from

$523
(oojo)

Popular in

December

Cheapest in

November

Average price

$1,313
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Hanoi Noibai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Hanoi Noibai flights.
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From Washington, D.C. Dulles Intl to Hanoi Noibai
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Hanoi Noibai
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Dulles Intl to Hanoi

Cheapest flights from Dulles Intl to Hanoi
Explore the most affordable flight options available from Dulles Intl to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This China Airlines deal was found by Cheapflights users on 4/14. 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.
Mon 9/227:17 pmIAD - HAN
2 stops34h 33mMultiple Airlines
Mon 10/611:35 amHAN - IAD
2 stops29h 20mMultiple Airlines
Deal found 4/14$947
This oojo deal was found by Cheapflights users on 4/14. 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.
Mon 5/121:30 pmIAD - HAN
1 stop38h 55mTurkish Airlines
Wed 5/2111:05 pmHAN - IAD
1 stop23h 40mTurkish Airlines
Deal found 4/14$985
This oojo deal was found by Cheapflights users on 4/14. 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.
Thu 8/146:30 amIAD - HAN
2 stops47h 20mChina Airlines
Sat 8/305:50 pmHAN - IAD
2 stops36h 39mChina Airlines
Deal found 4/14$1,098
This oojo deal was found by Cheapflights users on 4/14. 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.
Wed 4/307:00 amIAD - HAN
2 stops41h 05mEVA Air
Wed 5/76:00 pmHAN - IAD
2 stops46h 40mEVA Air
Deal found 4/14$1,205
This FlightHub deal was found by Cheapflights users on 4/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/309:00 pmIAD - HAN
1 stop23h 15mQatar Airways
Wed 5/77:30 pmHAN - IAD
1 stop31h 10mQatar Airways
Deal found 4/14$1,267
This JetBlue deal was found by Cheapflights users on 4/13. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/109:00 pmIAD - HAN
1 stop23h 15mJetBlue
Sat 10/257:30 pmHAN - IAD
1 stop24h 50mJetBlue
Deal found 4/13$1,345
This oojo deal was found by Cheapflights users on 4/14. 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.
Tue 11/45:00 pmIAD - HAN
3 stops54h 30mSingapore Airlines
Tue 11/116:25 pmHAN - IAD
2 stops56h 35mSingapore Airlines
Deal found 4/14$1,395
This Emirates deal was found by Cheapflights users on 4/14. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2210:55 amIAD - HAN
1 stop39h 20mEmirates
Sun 10/51:30 amHAN - IAD
1 stop42h 10mEmirates
Deal found 4/14$1,402
This American Airlines deal was found by Cheapflights users on 4/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/159:00 pmIAD - HAN
1 stop23h 15mAmerican Airlines
Tue 5/68:45 amHAN - IAD
1 stop41h 55mAmerican Airlines
Deal found 4/14$1,431
This FlightHub deal was found by Cheapflights users on 4/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1310:05 pmIAD - HAN
2 stops27h 25mEtihad Airways
Sun 5/251:20 pmHAN - IAD
2 stops61h 50mEtihad Airways
Deal found 4/14$1,434
This Air Canada deal was found by Cheapflights users on 4/14. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2510:05 pmIAD - HAN
2 stops35h 55mAir Canada
Sat 11/2912:25 amHAN - IAD
2 stops45h 26mAir Canada
Deal found 4/14$1,457
This Justfly.com deal was found by Cheapflights users on 4/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1012:30 pmIAD - HAN
2 stops34h 40mKorean Air
Wed 11/1911:00 pmHAN - IAD
1 stop22h 50mKorean Air
Deal found 4/14$1,484

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Hanoi 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 April 15, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Hanoi that are best for you.

Fly from

Dulles Intl

Fly to

Hanoi

Route

Depart

Return

Price

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Mon 9/22

7:17 pm-4:50 pm

2 stops34h 33m

Hanoi Noibai

Mon 10/6

11:35 am-5:55 am

2 stops29h 20m

$947

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Mon 5/12

1:30 pm-3:25 pm

1 stop38h 55m

Hanoi Noibai

Wed 5/21

11:05 pm-11:45 am

1 stop23h 40m

$985

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Thu 8/14

6:30 am-4:50 pm

2 stops47h 20m

Hanoi Noibai

Sat 8/30

5:50 pm-7:29 pm

2 stops36h 39m

$1,098

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Wed 4/30

7:00 am-11:05 am

2 stops41h 05m

Hanoi Noibai

Wed 5/7

6:00 pm-5:40 am

2 stops46h 40m

$1,205

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Wed 4/30

9:00 pm-7:15 am

1 stop23h 15m

Hanoi Noibai

Wed 5/7

7:30 pm-3:40 pm

1 stop31h 10m

$1,267

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Fri 10/10

9:00 pm-7:15 am

1 stop23h 15m

Hanoi Noibai

Sat 10/25

7:30 pm-9:20 am

1 stop24h 50m

$1,345

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Mon 9/22

10:55 am-1:15 pm

1 stop39h 20m

Hanoi Noibai

Sun 10/5

1:30 am-8:40 am

1 stop42h 10m

$1,402

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Tue 5/13

10:05 pm-12:30 pm

2 stops27h 25m

Hanoi Noibai

Sun 5/25

1:20 pm-4:10 pm

2 stops61h 50m

$1,434

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Thu 10/9

9:55 am-10:15 pm

2 stops25h 20m

Hanoi Noibai

Mon 10/27

12:25 am-7:35 am

2 stops42h 10m

$1,479

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Sat 10/11

10:05 pm-10:15 pm

2 stops37h 10m

Hanoi Noibai

Mon 10/27

12:25 am-10:10 am

1 stop20h 45m

$1,550

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 20 results
1
2

Compare providers for flights from Dulles Intl to Hanoi

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Hanoi in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Hanoi flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C. Dulles Intl Airport-Hanoi flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Hanoi flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Hanoi flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Hanoi flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from Dulles Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Hanoi

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Hanoi?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Hanoi. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Hanoi, you should look to book at least 17 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hanoi (average of $975). Flying from Washington, D.C. Dulles Intl Airport to Hanoi in December is currently the most expensive (average of $1,618). 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.

What is the cheapest time of day to fly from IAD to HAN?

Find hourly flight availability from Dulles Intl to Hanoi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Hanoi in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Hanoi?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Hanoi. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Hanoi flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Hanoi by month

Plan your trip to Hanoi by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hanoi ranges from 0.6 - 11.7 inches per month. August is typically the wettest month, when rainfall can reach 11.7 in. December is typically the driest time to visit Hanoi when rainfall is around 0.6 in.

Temperature in Hanoi by month

Plan your trip to Hanoi by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hanoi, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 62.6 F).

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hanoi. Reviews last updated April 15, 2025.
EVA Air
8.4
Very good
1,176 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,176 reviews
EVA Air
8.4
Very good
1,176 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
ANA
8.3
Very good
841 reviews
EVA Air
8.4
Very good
1,176 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
China Airlines
8.2
Very good
729 reviews
EVA Air
8.4
Very good
1,176 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Asiana Airlines
8.2
Very good
438 reviews
EVA Air
8.4
Very good
1,176 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Singapore Airlines
8.1
Very good
1,288 reviews
EVA Air
8.4
Very good
1,176 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Hanoi. 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 into for flights to Hanoi from Washington, D.C. Dulles Intl?

    Located just 14.2 mi from the city center, Hanoi Noibai is the airport most travelers will use when flying to Hanoi from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Noibai (HAN) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 5 different airlines.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Hanoi round-trip?

    Currently priced at $985, Turkish Airlines will fly you from Washington, D.C. Dulles Intl Airport to Hanoi and back. In addition to Turkish Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from China Airlines and EVA Air - these airlines can fly you to your destination from $1,098 and $1,205, respectively. Turkish Airlines is currently priced 32% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Hanoi one-way?

    $523 is the cheapest one-way deal found within the past few days, from China Airlines. You may also be able to find cheap deals on Cathay Pacific and Asiana Airlines, with prices starting from $594 and $617, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Hanoi 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 Washington, D.C. Dulles Intl Airport to Hanoi?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hanoi (average of $975). Flying from Washington, D.C. Dulles Intl Airport to Hanoi in December is currently the most expensive (average of $1,618). 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

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Top 5 airlines flying from Dulles Intl to Hanoi

Discover the top 5 airlines that operate flights from Dulles Intl to Hanoi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$938Average$1,157FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,191Average$1,501FlexibilityNo cancel feeOn-time68%
Korean AirCheapest$1,271Average$1,775FlexibilityNo cancel feeOn-time81%
DeltaCheapest$1,318Average$1,434FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,508Average$1,544FlexibilityNo cancel feeOn-time69%

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