Cheap flights from Washington, D.C. Dulles Intl Airport to Hanoi from $419

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. Dulles Intl Airport to Hanoi departing on 8/13. 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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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Hanoi

Cheap round-trip flights

Air China Logo
11:00 pm - 11:55 amIAD-HAN
25h 55m1 stop
Air China Logo
1:25 pm - 7:30 pmHAN-IAD
41h 05m1 stop
$782Air China
Find Deal
Tue, Sep 16 - Thu, Oct 2
Air China Logo
10:00 pm - 11:55 amIAD-HAN
25h 55m1 stop
Air China Logo
1:20 pm - 6:30 pmHAN-IAD
41h 10m1 stop
$783Air China
Find Deal
Tue, Nov 4 - Mon, Nov 17
Air China Logo
11:00 pm - 11:55 amIAD-HAN
25h 55m1 stop
Air China Logo
1:25 pm - 7:30 pmHAN-IAD
41h 05m1 stop
$787Air China
Find Deal
Fri, Sep 12 - Thu, Oct 2
Air China Logo
11:00 pm - 11:55 amIAD-HAN
25h 55m1 stop
Air China Logo
1:25 pm - 7:30 pmHAN-IAD
41h 05m1 stop
$788Air China
Find Deal
Fri, Aug 29 - Mon, Sep 8
Korean Air Logo
7:30 pm - 10:40 amIAD-HAN
28h 10m2 stops
Korean Air Logo
12:00 pm - 11:21 pmHAN-IAD
46h 21m2 stops
$801Korean Air
Find Deal
Thu, Aug 14 - Wed, Aug 27
Korean Air Logo
1:30 pm - 9:35 pmIAD-HAN
21h 05m1 stop
Korean Air Logo
12:00 pm - 11:21 pmHAN-IAD
46h 21m2 stops
$804Korean Air
Find Deal
Thu, Aug 14 - Wed, Aug 27
 Logo
11:50 am - 10:00 pmIAD-HAN
22h 10m1 stop
 Logo
11:00 pm - 7:11 pmHAN-IAD
32h 11m2 stops
Tue, Nov 4 - Tue, Nov 18
 Logo
11:50 am - 10:00 pmIAD-HAN
22h 10m1 stop
 Logo
12:20 pm - 9:50 amHAN-IAD
33h 30m1 stop
Tue, Nov 4 - Tue, Nov 18
Turkish Airlines Logo
1:30 pm - 3:25 pmIAD-HAN
38h 55m1 stop
Turkish Airlines Logo
11:05 pm - 7:45 pmHAN-IAD
31h 40m1 stop
$943Turkish Airlines
Find Deal
Mon, Sep 15 - Tue, Sep 30
Turkish Airlines Logo
1:30 pm - 3:25 pmIAD-HAN
38h 55m1 stop
Turkish Airlines Logo
11:05 pm - 11:45 amHAN-IAD
23h 40m1 stop
$949Turkish Airlines
Find Deal
Tue, Sep 16 - Fri, Oct 3

Delta flights from Washington, D.C. Dulles Intl Airport to Hanoi

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Hanoi flight tickets
Delta
Aug 8
IAD6:20 amWashington, D.C. Dulles Intl
28h 15m
2 stops
HAN9:35 pmHanoi Noibai
Aug 16
HAN11:10 pmHanoi Noibai
41h 45m
2 stops
IAD5:55 amWashington, D.C. Dulles Intl
Delta
Aug 14
IAD7:30 pmWashington, D.C. Dulles Intl
28h 10m
2 stops
HAN10:40 amHanoi Noibai
Aug 27
HAN12:00 pmHanoi Noibai
22h 32m
2 stops
IAD11:32 pmWashington, D.C. Dulles Intl
Delta
Aug 10
IAD7:45 amWashington, D.C. Dulles Intl
39h 55m
2 stops
HAN10:40 amHanoi Noibai
Aug 24
HAN11:10 pmHanoi Noibai
41h 45m
2 stops
IAD5:55 amWashington, D.C. Dulles Intl

Korean Air flights from Washington, D.C. Dulles Intl Airport to Hanoi

Our best Korean Air deals on Washington, D.C. Dulles Intl Airport to Hanoi flight tickets
Korean Air
Aug 14
IAD7:30 pmWashington, D.C. Dulles Intl
28h 10m
2 stops
HAN10:40 amHanoi Noibai
Aug 27
HAN12:00 pmHanoi Noibai
46h 21m
2 stops
IAD11:21 pmWashington, D.C. Dulles Intl
Korean Air
Aug 14
IAD1:30 pmWashington, D.C. Dulles Intl
21h 05m
1 stop
HAN9:35 pmHanoi Noibai
Aug 27
HAN12:00 pmHanoi Noibai
46h 21m
2 stops
IAD11:21 pmWashington, D.C. Dulles Intl
Korean Air
Aug 31
IAD8:23 pmWashington, D.C. Dulles Intl
27h 17m
2 stops
HAN10:40 amHanoi Noibai
Sep 10
HAN11:10 pmHanoi Noibai
36h 03m
2 stops
IAD12:13 amWashington, D.C. Dulles Intl

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated July 31, 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

Fly to

Route

Depart

Return

Price

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Tue 9/16

11:00 pm-11:55 am

1 stop25h 55m

Hanoi Noibai

Thu 10/2

1:25 pm-7:30 pm

1 stop41h 05m

$782

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Tue 11/4

10:00 pm-11:55 am

1 stop25h 55m

Hanoi Noibai

Mon 11/17

1:20 pm-6:30 pm

1 stop41h 10m

$783

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Fri 9/12

11:00 pm-11:55 am

1 stop25h 55m

Hanoi Noibai

Thu 10/2

1:25 pm-7:30 pm

1 stop41h 05m

$787

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Fri 8/29

11:00 pm-11:55 am

1 stop25h 55m

Hanoi Noibai

Mon 9/8

1:25 pm-7:30 pm

1 stop41h 05m

$788

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Thu 8/14

7:30 pm-10:40 am

2 stops28h 10m

Hanoi Noibai

Wed 8/27

12:00 pm-11:21 pm

2 stops46h 21m

$801

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Thu 8/14

1:30 pm-9:35 pm

1 stop21h 05m

Hanoi Noibai

Wed 8/27

12:00 pm-11:21 pm

2 stops46h 21m

$804

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Tue 11/4

11:50 am-10:00 pm

1 stop22h 10m

Hanoi Noibai

Tue 11/18

11:00 pm-7:11 pm

2 stops32h 11m

$831

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Tue 11/4

11:50 am-10:00 pm

1 stop22h 10m

Hanoi Noibai

Tue 11/18

12:20 pm-9:50 am

1 stop33h 30m

$886

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Mon 9/15

1:30 pm-3:25 pm

1 stop38h 55m

Hanoi Noibai

Tue 9/30

11:05 pm-7:45 pm

1 stop31h 40m

$943

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Tue 9/16

1:30 pm-3:25 pm

1 stop38h 55m

Hanoi Noibai

Fri 10/3

11:05 pm-11:45 am

1 stop23h 40m

$949

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Hanoi from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport 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?

The cheapest month to fly to Hanoi from Washington, D.C. Dulles Intl Airport is in November. Flight prices, which tend to average around $1,103, are often lower during this time because this is during the off-season. If you’re not able to fly to Hanoi in November, then October is your next best option. Flight prices from Washington, D.C. Dulles Intl Airport to Hanoi during October average around $1,163.

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. Dulles Intl Airport. 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. Dulles Intl Airport 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. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around $1,446 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. Dulles Intl Airport for as low as $853 on momondo.

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

You could potentially save up to 1% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Hanoi flight.

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

As of July 2025, prices for Washington, D.C. Dulles Intl Airport to Hanoi flights are approximately 20% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Hanoi

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Hanoi (IAD to HAN) flight deals and tips

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

Best Price Found

$419

Fastest flight time

21h 05m

Direct flights

None

Airports in Hanoi

1 airport
The best one-way flight to Hanoi from Washington, D.C. Dulles Intl Airport in the past 72 hours is $419. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Hanoi found on momondo in the last 72 hours is $782.
The fastest flight from Washington, D.C. Dulles Intl Airport to Hanoi takes 21h 05m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Hanoi. Popular non-direct route for this connection is Washington, D.C. Dulles Intl Airport - Hanoi Noibai Airport.
There is 1 airport near Hanoi: Hanoi Noibai (HAN)

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

    The distance between Washington, D.C. Dulles Intl and Hanoi Noibai is about 8282.5 mi. By plane, this route typically takes 21h 05m.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Hanoi?


Best airlines flying from Washington, D.C. Dulles Intl Airport to Hanoi

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Hanoi with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $949Free CancellationRating
7.3
3,933 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $978Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
Korean AirPriceFrom $1,057Free CancellationRating
8.4
1,121 reviews
Search Korean Air flights
Qatar AirwaysPriceFrom $1,191Free CancellationRating
7.4
3,609 reviews
Search Qatar Airways flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Hanoi. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Hanoi from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Washington, D.C. to Hanoi flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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 offers price alerts on flights to Hanoi from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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