Which airport is the most popular layover for flights between Washington, D.C. and Hanoi?

Istanbul (IST) was the most common stop: 52% of momondo users choosing 1-stop flights on this route connected there.

How long does it take to fly to Hanoi?

If you’re flying from a popular airport in Washington, D.C., such as Washington, D.C. or Baltimore, and flying into Hanoi, then you can expect flight times to average 23h 30m and 26h 55m, respectively.

Which layover airport has the shortest connection time from Washington, D.C. to Hanoi?

Incheon (ICN) has the shortest average layover time for this route: 3h 06m.

Which layover airport offers the lowest fares from Washington, D.C. to Hanoi?

Flights via Beijing (PEK) offer the lowest average round-trip price of $799.

What is the cheapest airline that flies from Washington, D.C. to Hanoi Noibai?

STARLUX Airlines, IndiGo, and Qatar Airways are the most popular carriers operating from Washington, D.C. to Hanoi Noibai

What airlines fly to Hanoi?

Qatar Airways, Turkish Airlines and Korean Air are the top three most popular airlines that fly to Hanoi from Washington, D.C. according to our data. Qatar Airways is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Hanoi. Keep in mind that there are 4 different airlines that fly to Hanoi on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Washington, D.C. to Hanoi?

Flights connecting via Incheon (ICN) have the shortest average one-way travel time: 21h 53m.

When did momondo last update prices for flights from Washington, D.C. to Hanoi Noibai Airport?

Prices for flights from Washington, D.C. to Hanoi Noibai Airport refresh daily.

How many operators does momondo search for flights from Washington, D.C. to Hanoi Noibai Airport?

The number of operators available for flights from Washington, D.C. to Hanoi Noibai Airport is 4 as of November 2025.

How old do you have to be to fly from Washington, D.C. to Hanoi Noibai Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Hanoi Noibai Airport.

What documentation or ID do you need to fly to Hanoi Noibai Airport?

The required travel and health documents for your Hanoi Noibai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Hanoi Noibai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$363 Cheap Flights from Washington, D.C. to Hanoi in 2025/26

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10:10 pm - 10:15 pmIAD-HAN

37h 05m2 stops

11:35 pm - 1:48 pmHAN-IAD

49h 13m2 stops

$886United Airlines

Find Deal

Sat, Apr 18 - Wed, May 13

7:30 am - 11:05 pmDCA-HAN

27h 35m2 stops

12:25 am - 11:58 amHAN-DCA

47h 33m2 stops

$900ANA

Find Deal

Fri, Nov 28 - Wed, Dec 17

11:50 am - 9:45 pmIAD-HAN

21h 55m1 stop

11:05 pm - 7:19 pmHAN-IAD

32h 14m2 stops

$926Korean Air

Find Deal

Wed, Nov 26 - Sun, Dec 7

10:40 am - 7:45 pmIAD-HAN

21h 05m1 stop

7:10 pm - 4:55 pmHAN-IAD

32h 45m1 stop

$969Qatar Airways

Find Deal

Wed, Feb 25 - Tue, Mar 10

11:50 am - 11:10 amIAD-HAN

35h 20m1 stop

11:05 pm - 11:10 pmHAN-IAD

36h 05m2 stops

$972Delta

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Thu, Jan 15 - Sat, Jan 31

7:15 am - 11:10 amIAD-HAN

39h 55m2 stops

11:05 pm - 11:27 pmHAN-IAD

36h 22m2 stops

$976Delta

Find Deal

Wed, Nov 26 - Sun, Dec 7

10:40 am - 7:45 pmIAD-HAN

21h 05m1 stop

7:10 pm - 8:20 amHAN-IAD

25h 10m1 stop

$1,006Qatar Airways

Find Deal

Fri, Nov 28 - Thu, Dec 18

1:30 pm - 3:25 pmIAD-HAN

37h 55m1 stop

10:55 pm - 11:45 amHAN-IAD

24h 50m1 stop

$1,033Turkish Airlines

Find Deal

Sun, Jan 11 - Sun, Jan 18

6:05 am - 9:45 pmDCA-HAN

28h 40m2 stops

11:10 pm - 3:41 pmHAN-DCA

27h 31m2 stops

$1,057Korean Air

Find Deal

Thu, Mar 26 - Tue, Apr 7

1:30 pm - 3:25 pmIAD-HAN

37h 55m1 stop

10:55 pm - 7:20 pmHAN-IAD

32h 25m1 stop

$1,065Turkish Airlines

Find Deal

Tue, Dec 30 - Sun, Jan 18

Cathay Pacific flights from Washington, D.C. to Hanoi

Our best Cathay Pacific deals on Washington, D.C. to Hanoi flight tickets

Cathay Pacific

Mar 20

DCA6:58 pmWashington, D.C. Reagan-National

28h 07m

2 stops

HAN10:05 amHanoi Noibai

Apr 14

HAN7:05 pmHanoi Noibai

38h 52m

2 stops

DCA10:57 pmWashington, D.C. Reagan-National

$987

Find similar

Cathay Pacific

Feb 2

DCA9:13 pmWashington, D.C. Reagan-National

48h 52m

2 stops

HAN10:05 amHanoi Noibai

Feb 23

HAN7:30 pmHanoi Noibai

35h 29m

2 stops

DCA6:59 pmWashington, D.C. Reagan-National

$988

Find similar

Cathay Pacific

Feb 7

DCA6:42 pmWashington, D.C. Reagan-National

35h 48m

2 stops

HAN6:30 pmHanoi Noibai

Feb 16

HAN7:30 pmHanoi Noibai

39h 29m

2 stops

DCA10:59 pmWashington, D.C. Reagan-National

$991

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STARLUX Airlines flights from Washington, D.C. to Hanoi

Our best STARLUX Airlines deals on Washington, D.C. to Hanoi flight tickets

STARLUX Airlines

Feb 25

IAD6:55 pmWashington, D.C. Dulles Intl

27h 35m

2 stops

HAN10:30 amHanoi Noibai

Mar 10

HAN11:30 amHanoi Noibai

29h 25m

2 stops

IAD5:55 amWashington, D.C. Dulles Intl

$997

Find similar

STARLUX Airlines

Mar 12

IAD6:55 pmWashington, D.C. Dulles Intl

35h 30m

2 stops

HAN5:25 pmHanoi Noibai

Mar 25

HAN6:25 pmHanoi Noibai

46h 24m

2 stops

IAD5:49 amWashington, D.C. Dulles Intl

$1,047

Find similar

STARLUX Airlines

Jan 31

IAD6:04 pmWashington, D.C. Dulles Intl

28h 26m

2 stops

HAN10:30 amHanoi Noibai

Feb 15

HAN11:30 amHanoi Noibai

30h 25m

2 stops

IAD5:55 amWashington, D.C. Dulles Intl

$1,063

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Sat 4/18

10:10 pm-10:15 pm

2 stops37h 05m

Hanoi Noibai

Wed 5/13

11:35 pm-1:48 pm

2 stops49h 13m

$886

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Fri 11/28

7:30 am-11:05 pm

2 stops27h 35m

Hanoi Noibai

Wed 12/17

12:25 am-11:58 am

2 stops47h 33m

$900

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Wed 11/26

11:50 am-9:45 pm

1 stop21h 55m

Hanoi Noibai

Sun 12/7

11:05 pm-7:19 pm

2 stops32h 14m

$926

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Wed 2/25

10:40 am-7:45 pm

1 stop21h 05m

Hanoi Noibai

Tue 3/10

7:10 pm-4:55 pm

1 stop32h 45m

$969

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Thu 1/15

11:50 am-11:10 am

1 stop35h 20m

Hanoi Noibai

Sat 1/31

11:05 pm-11:10 pm

2 stops36h 05m

$972

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Wed 11/26

7:15 am-11:10 am

2 stops39h 55m

Hanoi Noibai

Sun 12/7

11:05 pm-11:27 pm

2 stops36h 22m

$976

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Fri 11/28

10:40 am-7:45 pm

1 stop21h 05m

Hanoi Noibai

Thu 12/18

7:10 pm-8:20 am

1 stop25h 10m

$1,006

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Sun 1/11

1:30 pm-3:25 pm

1 stop37h 55m

Hanoi Noibai

Sun 1/18

10:55 pm-11:45 am

1 stop24h 50m

$1,033

Washington, D.C.Hanoi

DCA - HAN

DCAHAN

Washington, D.C. Reagan-National

Thu 3/26

6:05 am-9:45 pm

2 stops28h 40m

Hanoi Noibai

Tue 4/7

11:10 pm-3:41 pm

2 stops27h 31m

$1,057

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Tue 12/30

1:30 pm-3:25 pm

1 stop37h 55m

Hanoi Noibai

Sun 1/18

10:55 pm-7:20 pm

1 stop32h 25m

$1,065

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How to get the cheapest flight ticket from Washington, D.C. to Hanoi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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What is the cheapest month to fly to Hanoi?

The cheapest month to fly to Hanoi from Washington, D.C. is in September. Flight prices, which tend to average around $912, are often lower during this time because this is during the off-season. If you’re not able to fly to Hanoi in September, then October is your next best option. Flight prices from Washington, D.C. to Hanoi during October average around $1,002.

What is the cheapest day to depart on your flight to Hanoi?

According to our data, Thursday is the cheapest day to fly to Hanoi from Washington, D.C.. The lowest ticket price found for a Thursday departure recently was $1,306. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Hanoi on Monday is $1,479.

What is the cheapest time of day to depart on your flight to Hanoi?

Our most recent data shows that the best time of day to fly to Hanoi is in the evening. Flights from Washington, D.C. to Hanoi during this time can be as low as $1,312. Try not to purchase tickets in the morning because they tend to be around $1,407. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Hanoi?

You are more likely to see cheaper flights to Hanoi from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around $1,387 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from Washington, D.C. for as low as $887 on momondo.

Can stopping save me money on Washington, D.C. to Hanoi flights?

You could potentially save up to 4% on your flight if you consider stops on a Washington, D.C. to Hanoi flight.

How have Washington, D.C. to Hanoi flight prices changed over time?

As of November 2025, prices for Washington, D.C. to Hanoi flights are approximately 21% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Hanoi

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Hanoi according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Hanoi (WAS to HAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Hanoi

Direct flights	None

There are no direct flights from Washington, D.C. to Hanoi. There are no popular flight routes from Washington, D.C. to Hanoi.

Search flight deals

How far is Washington, D.C. to Hanoi Noibai by plane?
There are 8286.7 mi between Washington, D.C. and Hanoi Noibai. A reasonable flight in good conditions will take 21h 05m.
When did momondo last update prices for flights from Washington, D.C. to Hanoi Noibai Airport?
Prices for flights from Washington, D.C. to Hanoi Noibai Airport refresh daily.
How many operators does momondo search for flights from Washington, D.C. to Hanoi Noibai Airport?
The number of operators available for flights from Washington, D.C. to Hanoi Noibai Airport is 4 as of November 2025.
How old do you have to be to fly from Washington, D.C. to Hanoi Noibai Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Hanoi Noibai Airport.
What documentation or ID do you need to fly to Hanoi Noibai Airport?
The required travel and health documents for your Hanoi Noibai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Hanoi Noibai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Washington, D.C. to Hanoi?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. to Hanoi is Korean Air (31% of total bookings). The next most popular airlines are Turkish Airlines (27%), Qatar Airways (21%), and Delta (6%).

Best airlines flying from Washington, D.C. to Hanoi

Compare and see reviews for airlines that fly from Washington, D.C. to Hanoi with momondo

Airline	Rating	Free Cancellation	Price
Korean Air	PriceFrom $819	Free Cancellation	Rating 8.4 1,160 reviews	Search Korean Air flights
United Airlines	PriceFrom $941	Free Cancellation	Rating 7.4 9,004 reviews	Search United Airlines flights
Turkish Airlines	PriceFrom $965	Free Cancellation	Rating 7.3 4,031 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,109	Free Cancellation	Rating 7.4 3,661 reviews	Search Qatar Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Hanoi?

Finding the right flight to Hanoi from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Hanoi quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Hanoi with flexible booking policies on momondo?

Flights from Washington, D.C. to Hanoi with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Hanoi?

Once you have performed a search for Washington, D.C. to Hanoi flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Hanoi right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Hanoi flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Washington, D.C. to Hanoi from $363

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Hanoi departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Cathay Pacific flights from Washington, D.C. to Hanoi

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How to get the cheapest flight ticket from Washington, D.C. to Hanoi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Hanoi?

What is the cheapest day to depart on your flight to Hanoi?

What is the cheapest time of day to depart on your flight to Hanoi?

How far in advance should I book a flight to Hanoi?

Can stopping save me money on Washington, D.C. to Hanoi flights?

You could potentially save up to 4% on your flight if you consider stops on a Washington, D.C. to Hanoi flight.

How have Washington, D.C. to Hanoi flight prices changed over time?

As of November 2025, prices for Washington, D.C. to Hanoi flights are approximately 21% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Washington, D.C. to Hanoi Noibai?

STARLUX Airlines, IndiGo, and Qatar Airways are the most popular carriers operating from Washington, D.C. to Hanoi Noibai

What airlines fly to Hanoi?

Which airport is the most popular layover for flights between Washington, D.C. and Hanoi?

Istanbul (IST) was the most common stop: 52% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Washington, D.C. to Hanoi?

Flights via Beijing (PEK) offer the lowest average round-trip price of $799.

Which layover airport has the shortest travel time from Washington, D.C. to Hanoi?

Flights connecting via Incheon (ICN) have the shortest average one-way travel time: 21h 53m.

Which layover airport has the shortest connection time from Washington, D.C. to Hanoi?

Incheon (ICN) has the shortest average layover time for this route: 3h 06m.

How long does it take to fly to Hanoi?

If you’re flying from a popular airport in Washington, D.C., such as Washington, D.C. or Baltimore, and flying into Hanoi, then you can expect flight times to average 23h 30m and 26h 55m, respectively.

When to book flights from Washington, D.C. to Hanoi

Cheap Washington, D.C. to Hanoi (WAS to HAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Hanoi

Direct flights

How far is Washington, D.C. to Hanoi Noibai by plane?

When did momondo last update prices for flights from Washington, D.C. to Hanoi Noibai Airport?

How many operators does momondo search for flights from Washington, D.C. to Hanoi Noibai Airport?

How old do you have to be to fly from Washington, D.C. to Hanoi Noibai Airport?

What documentation or ID do you need to fly to Hanoi Noibai Airport?

What is the most popular airline from Washington, D.C. to Hanoi?

Best airlines flying from Washington, D.C. to Hanoi

Compare and see reviews for airlines that fly from Washington, D.C. to Hanoi with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Hanoi?

Can I find flights from Washington, D.C. to Hanoi with flexible booking policies on momondo?

How can momondo help me find flights from Washington, D.C. to Hanoi?

I’m not ready to book a flight from Washington, D.C. to Hanoi right now. Can momondo alert me if prices change?

An easier way to manage your Hanoi trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Vietnam

Airports servicing Vietnam