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Cheap flights from Washington, D.C. Dulles Intl Airport to Hanoi from $473

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 3/22. 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

Enter your travel dates to find the best prices.
Qatar Airways Logo
8:05 pm - 12:20 pm
IAD
-
HAN
28h 15m1 stop
Qatar Airways Logo
7:30 pm - 4:55 pm
HAN
-
IAD
32h 25m2 stops
$1,182Qatar Airways
Sat, Mar 7 - Sat, Mar 14
Multiple Airlines Logo
2:35 pm - 2:20 pm
IAD
-
HAN
35h 45m3 stops
Multiple Airlines Logo
7:50 pm - 6:30 pm
HAN
-
IAD
34h 40m2 stops
$1,184Multiple Airlines
Mon, Jan 19 - Mon, Jan 26
Turkish Airlines Logo
1:30 pm - 3:25 pm
IAD
-
HAN
37h 55m1 stop
Turkish Airlines Logo
10:55 pm - 11:45 am
HAN
-
IAD
24h 50m1 stop
$1,186Turkish Airlines
Fri, Jan 16 - Sun, Jan 25
Qatar Airways Logo
8:05 pm - 12:20 pm
IAD
-
HAN
28h 15m1 stop
Qatar Airways Logo
7:10 pm - 3:55 pm
HAN
-
IAD
32h 45m1 stop
$1,190Qatar Airways
Sat, Jan 31 - Mon, Feb 16
Qatar Airways Logo
10:40 am - 6:55 am
IAD
-
HAN
32h 15m1 stop
Qatar Airways Logo
1:45 am - 3:55 pm
HAN
-
IAD
26h 10m1 stop
$1,193Qatar Airways
Sun, Jan 4 - Sat, Jan 24
Ethiopian Air Logo
10:00 am - 1:10 pm
IAD
-
HAN
39h 10m2 stops
Ethiopian Air Logo
2:10 pm - 8:00 am
HAN
-
IAD
29h 50m3 stops
$1,194Ethiopian Air
Wed, Feb 4 - Sun, Feb 15
Qatar Airways Logo
10:40 am - 7:45 pm
IAD
-
HAN
21h 05m1 stop
Qatar Airways Logo
1:45 am - 3:55 pm
HAN
-
IAD
26h 10m1 stop
$1,196Qatar Airways
Fri, Feb 6 - Thu, Feb 12
Ethiopian Air Logo
10:00 am - 1:10 pm
IAD
-
HAN
39h 10m2 stops
Ethiopian Air Logo
2:10 pm - 7:05 pm
HAN
-
IAD
40h 55m3 stops
$1,207Ethiopian Air
Fri, Feb 6 - Sun, Feb 15
Qatar Airways Logo
10:40 am - 7:45 pm
IAD
-
HAN
21h 05m1 stop
Qatar Airways Logo
7:10 pm - 3:55 pm
HAN
-
IAD
32h 45m1 stop
$1,230Qatar Airways
Wed, Feb 11 - Mon, Feb 23
Qatar Airways Logo
10:40 am - 7:45 pm
IAD
-
HAN
21h 05m1 stop
Qatar Airways Logo
7:10 pm - 3:55 pm
HAN
-
IAD
32h 45m1 stop
$1,234Qatar Airways
Fri, Feb 6 - Sun, Feb 15

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

Our best Qatar Airways deals on Washington, D.C. Dulles Intl Airport to Hanoi flight tickets
Qatar Airways
May 8
IAD8:20 pmWashington, D.C. Dulles Intl
30h 40m
1 stop
HAN2:00 pmHanoi Noibai
May 19
HAN10:55 amHanoi Noibai
32h 45m
2 stops
IAD8:40 amWashington, D.C. Dulles Intl
$1,176
Find similar
Qatar Airways
Mar 7
IAD8:05 pmWashington, D.C. Dulles Intl
28h 15m
1 stop
HAN12:20 pmHanoi Noibai
Mar 14
HAN7:30 pmHanoi Noibai
32h 25m
2 stops
IAD4:55 pmWashington, D.C. Dulles Intl
$1,182
Find similar
Qatar Airways
Jan 31
IAD8:05 pmWashington, D.C. Dulles Intl
28h 15m
1 stop
HAN12:20 pmHanoi Noibai
Feb 16
HAN7:10 pmHanoi Noibai
32h 45m
1 stop
IAD3:55 pmWashington, D.C. Dulles Intl
$1,190
Find similar

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

Our best Turkish Airlines deals on Washington, D.C. Dulles Intl Airport to Hanoi flight tickets
Turkish Airlines
Jan 16
IAD1:30 pmWashington, D.C. Dulles Intl
37h 55m
1 stop
HAN3:25 pmHanoi Noibai
Jan 25
HAN10:55 pmHanoi Noibai
24h 50m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$1,186
Find similar
Turkish Airlines
Apr 5
IAD9:40 pmWashington, D.C. Dulles Intl
31h 00m
1 stop
HAN3:40 pmHanoi Noibai
Apr 14
HAN10:55 pmHanoi Noibai
31h 55m
1 stop
IAD7:50 pmWashington, D.C. Dulles Intl
$1,236
Find similar
Turkish Airlines
Mar 31
IAD9:45 pmWashington, D.C. Dulles Intl
30h 55m
1 stop
HAN3:40 pmHanoi Noibai
Apr 15
HAN10:55 pmHanoi Noibai
31h 55m
1 stop
IAD7:50 pmWashington, D.C. Dulles Intl
$1,266
Find similar

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 December 23, 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

Sat 3/7

8:05 pm-12:20 pm

1 stop28h 15m

Hanoi Noibai

Sat 3/14

7:30 pm-4:55 pm

2 stops32h 25m

$1,182

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Mon 1/19

2:35 pm-2:20 pm

3 stops35h 45m

Hanoi Noibai

Mon 1/26

7:50 pm-6:30 pm

2 stops34h 40m

$1,184

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Fri 1/16

1:30 pm-3:25 pm

1 stop37h 55m

Hanoi Noibai

Sun 1/25

10:55 pm-11:45 am

1 stop24h 50m

$1,186

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Sat 1/31

8:05 pm-12:20 pm

1 stop28h 15m

Hanoi Noibai

Mon 2/16

7:10 pm-3:55 pm

1 stop32h 45m

$1,190

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Sun 1/4

10:40 am-6:55 am

1 stop32h 15m

Hanoi Noibai

Sat 1/24

1:45 am-3:55 pm

1 stop26h 10m

$1,193

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Wed 2/4

10:00 am-1:10 pm

2 stops39h 10m

Hanoi Noibai

Sun 2/15

2:10 pm-8:00 am

3 stops29h 50m

$1,194

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Fri 2/6

10:40 am-7:45 pm

1 stop21h 05m

Hanoi Noibai

Thu 2/12

1:45 am-3:55 pm

1 stop26h 10m

$1,196

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Fri 2/6

10:00 am-1:10 pm

2 stops39h 10m

Hanoi Noibai

Sun 2/15

2:10 pm-7:05 pm

3 stops40h 55m

$1,207

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Wed 2/11

10:40 am-7:45 pm

1 stop21h 05m

Hanoi Noibai

Mon 2/23

7:10 pm-3:55 pm

1 stop32h 45m

$1,230

Washington, D.C.Hanoi

IAD - HAN

IADHAN

Washington, D.C. Dulles Intl

Fri 2/6

10:40 am-7:45 pm

1 stop21h 05m

Hanoi Noibai

Sun 2/15

7:10 pm-3:55 pm

1 stop32h 45m

$1,234

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 typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Hanoi?

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 September. Flight prices, which tend to average around $1,032, 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 November is your next best option. Flight prices from Washington, D.C. Dulles Intl Airport to Hanoi during November average around $1,050.

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 $1,332 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 $887 on momondo.

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

As of December 2025, prices for Washington, D.C. Dulles Intl Airport to Hanoi flights are approximately 7% 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

Fastest flight time

21h 20m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Hanoi takes 21h 20m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Hanoi. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Hanoi.
Search flight deals

  • 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 20m.

  • 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
Korean AirPriceFrom $819Free CancellationRating
8.4
1,185 reviews
Search Korean Air flights
Turkish AirlinesPriceFrom $965Free CancellationRating
7.3
4,111 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $978Free CancellationRating
7.4
9,103 reviews
Search United Airlines flights
Qatar AirwaysPriceFrom $1,109Free CancellationRating
7.4
3,686 reviews
Search Qatar Airways flights
JetBluePriceFrom $1,130Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights

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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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