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$545+ Cheap flights from Washington, D.C. (WAS) 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — HAN
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Hanoi Noibai are usually found in September or January, booked 60 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap flight deals from Washington, D.C. to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,039
(StudentUniverse)

One-way from

$545
(China Airlines)

Popular in

June

Cheapest in

September

Average price

$1,313
Provider with most accurate pricing for Washington, D.C. (WAS)-Hanoi Noibai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Hanoi Noibai flights.
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From Washington, D.C. (WAS) to Hanoi Noibai
Search Deals
One-way flight from Washington, D.C. (WAS) to Hanoi Noibai
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($186 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Washington, D.C. to Hanoi

Cheapest flights from Washington, D.C. to Hanoi
Explore the most affordable flight options available from Washington, D.C. to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This China Airlines deal was found by Cheapflights users on 4/23. 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 stops28h 18mMultiple Airlines
Tue 10/711:35 amHAN - IAD
2 stops29h 20mMultiple Airlines
Deal found 4/23$948
This oojo deal was found by Cheapflights users on 4/23. 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 9/229:40 pmIAD - HAN
1 stop30h 45mTurkish Airlines
Tue 10/711:05 pmHAN - IAD
1 stop31h 40mTurkish Airlines
Deal found 4/23$985
This StudentUniverse deal was found by Cheapflights users on 4/24. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3112:16 pmDCA - HAN
2 stops34h 39mCathay Pacific
Sun 9/77:05 pmHAN - DCA
2 stops32h 14mCathay Pacific
Deal found 4/24$1,039
This oojo deal was found by Cheapflights users on 4/23. 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 9/117:17 pmIAD - HAN
2 stops28h 18mChina Airlines
Sat 9/275:50 pmHAN - IAD
2 stops24h 42mChina Airlines
Deal found 4/23$1,040
This China Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 9/137:17 pmBWI - HAN
2 stops28h 18mMultiple Airlines
Sat 9/2011:35 amHAN - BWI
2 stops29h 56mMultiple Airlines
Deal found 4/22$1,070
This China Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 11/269:30 amDCA - HAN
2 stops37h 05mMultiple Airlines
Wed 12/105:35 pmHAN - DCA
2 stops35h 57mMultiple Airlines
Deal found 4/23$1,101
This oojo deal was found by Cheapflights users on 4/23. 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 11/266:55 pmBWI - HAN
2 stops34h 20mEVA Air
Wed 12/106:20 pmHAN - BWI
2 stops23h 25mEVA Air
Deal found 4/23$1,116
This oojo deal was found by Cheapflights users on 4/22. 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.
Sat 9/135:06 pmDCA - HAN
2 stops36h 44mChina Airlines
Sat 9/205:50 pmHAN - DCA
2 stops62h 09mChina Airlines
Deal found 4/22$1,139
This FlightHub deal was found by Cheapflights users on 4/23. 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.
Mon 11/105:50 pmBWI - HAN
2 stops35h 45mSingapore Airlines
Wed 11/1912:35 pmHAN - BWI
2 stops40h 12mSingapore Airlines
Deal found 4/23$1,166
This oojo deal was found by Cheapflights users on 4/23. 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 9/187:17 pmIAD - HAN
2 stops34h 33mEVA Air
Fri 10/1012:05 pmHAN - IAD
2 stops28h 50mEVA Air
Deal found 4/23$1,192
This oojo deal was found by Cheapflights users on 4/23. 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.
Sat 5/106:35 pmDCA - HAN
2 stops29h 30mEVA Air
Tue 8/196:00 pmHAN - DCA
2 stops34h 59mEVA Air
Deal found 4/23$1,290
This KAYAK deal was found by Cheapflights users on 4/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:15 amBWI - HAN
2 stops28h 50mANA
Tue 11/1812:25 amHAN - BWI
2 stops32h 32mANA
Deal found 4/23$1,395

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. 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 24, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Hanoi that are best for you.

Fly from

Washington, D.C.

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-10:35 am

2 stops28h 18m

Hanoi Noibai

Tue 10/7

11:35 am-5:55 am

2 stops29h 20m

$948

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Mon 9/22

9:40 pm-3:25 pm

1 stop30h 45m

Hanoi Noibai

Tue 10/7

11:05 pm-7:45 pm

1 stop31h 40m

$985

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Sun 8/31

12:16 pm-9:55 am

2 stops34h 39m

Hanoi Noibai

Sun 9/7

7:05 pm-4:19 pm

2 stops32h 14m

$1,039

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Thu 9/11

7:17 pm-10:35 am

2 stops28h 18m

Hanoi Noibai

Sat 9/27

5:50 pm-7:32 am

2 stops24h 42m

$1,040

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Sat 9/13

5:06 pm-4:50 pm

2 stops36h 44m

Hanoi Noibai

Sat 9/20

5:50 pm-8:59 pm

2 stops62h 09m

$1,139

BaltimoreHanoi

BWI - HAN

BWIHAN

Baltimore/Washington

Sat 6/7

12:25 pm-10:45 am

3 stops35h 20m

Hanoi Noibai

Sat 6/14

3:45 pm-7:04 am

3 stops26h 19m

$1,179

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Thu 9/18

7:17 pm-4:50 pm

2 stops34h 33m

Hanoi Noibai

Fri 10/10

12:05 pm-5:55 am

2 stops28h 50m

$1,192

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Wed 8/6

6:58 pm-10:35 am

2 stops28h 37m

Hanoi Noibai

Wed 8/20

5:50 pm-5:59 pm

2 stops35h 09m

$1,196

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Sat 5/10

6:35 pm-11:05 am

2 stops29h 30m

Hanoi Noibai

Tue 8/19

6:00 pm-5:59 pm

2 stops34h 59m

$1,290

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Sun 8/31

9:00 am-11:30 am

3 stops39h 30m

Hanoi Noibai

Sun 9/7

12:40 pm-8:59 pm

2 stops43h 19m

$1,396

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 50 results
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Compare providers for flights from Washington, D.C. 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 Washington, D.C. to Hanoi in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 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.-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.-Hanoi flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Hanoi flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-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.-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 Washington, D.C. to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from Washington, D.C. 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. to Hanoi

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Hanoi. Price data was last updated on April 18, 2025.

The best time to book flights from Washington, D.C. to Hanoi is 60 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Hanoi (average of $975). Flying from Washington, D.C. 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 WAS to HAN?

Find hourly flight availability from Washington, D.C. 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 24, 2025.

When flying from Washington, D.C. to Hanoi, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 7% versus a flight in the morning.

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

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

Travelers seeking maximum savings on their Washington, D.C. to Hanoi flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday afternoons 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 24, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Hanoi, such as EVA Air, Korean Air and Japan Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,180 reviews

Entertainment

8.0

Crew

8.6

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
EVA Air
8.4
Very good
1,180 reviews
EVA Air
8.4
Very good
1,180 reviews

Entertainment

8.0

Crew

8.6

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
Korean Air
8.4
Very good
1,062 reviews
EVA Air
8.4
Very good
1,180 reviews

Entertainment

8.0

Crew

8.6

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
Japan Airlines
8.3
Very good
1,453 reviews
EVA Air
8.4
Very good
1,180 reviews

Entertainment

8.0

Crew

8.6

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
China Airlines
8.3
Very good
727 reviews
EVA Air
8.4
Very good
1,180 reviews

Entertainment

8.0

Crew

8.6

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
ANA
8.3
Very good
853 reviews
EVA Air
8.4
Very good
1,180 reviews

Entertainment

8.0

Crew

8.6

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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.?

    Hanoi Noibai (HAN) is the airport you will fly into if you book a flight from Washington, D.C. to Hanoi. You should not have trouble finding flights to Noibai from Washington, D.C.; the airport handles an average of 0 inbound flights from Washington, D.C. per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Hanoi airport from Washington, D.C.. It is only a 14.2 mi journey from Noibai (HAN) to Hanoi’s city center.

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

    Cathay Pacific, at $1,039, was found to be the cheapest airline from Washington, D.C. to Hanoi.Alternate airlines to your destination round-trip include Turkish Airlines and China Airlines. You may be able to fly from Washington, D.C. to Hanoi for 29% less than the average price by searching for these airlines.

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

    $606 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on China Airlines and EVA Air, with prices starting from $673 and $677, respectively.

  • What are the most popular routes from Washington, D.C. to Hanoi?

    Most travelers choose Washington, D.C. Dulles Intl - Hanoi Noibai, Baltimore/Washington - Hanoi Noibai or Washington, D.C. Reagan-National - Hanoi Noibai when deciding on the best route from Washington, D.C. to Hanoi.

  • Where are the most common layover locations when flying from Washington, D.C. to Hanoi?

    Most of the time, Washington, D.C. to Hanoi flights that have layovers will stop in Doha.

  • What are some popular things to do or see while on a layover in Doha?

    Doha travelers tend to visit Museum of Islamic Art, Katara Cultural Village, and Aspire Tower more than anywhere else. Museum of Islamic Art, Katara Cultural Village, and Aspire Tower can be visited by traveling about 5.2 mi, 8.7 mi, and 10.6 mi respectively from Doha Hamad Intl. Those looking to explore during their layover in Doha can rent a car from Doha Hamad Intl for about $27 per day.

  • Where are the least popular layover locations for Washington, D.C. to Hanoi flights?

    Washington, D.C. to Hanoi flights have a layover in Seoul least often.

  • Can I find deals for flights from Washington, D.C. to Hanoi that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Hanoi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Hanoi?

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

  • Can I find deals for business class flights from Washington, D.C. to Hanoi?

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

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Hanoi (average of $975). Flying from Washington, D.C. 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 Washington, D.C. to Hanoi

Discover the top 5 airlines that operate flights from Washington, D.C. 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 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$938Average$1,151FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,191Average$1,499FlexibilityNo cancel feeOn-time68%
DeltaCheapest$1,256Average$1,521FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,271Average$1,779FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$1,508Average$1,544FlexibilityNo cancel feeOn-time69%

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