HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Hanoi

$514+ Cheap flights from Washington 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HAN
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Hanoi with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington to Hanoi

Keep the following information in mind while searching for Washington to Hanoi flight deals. Data was last updated April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$740
(Gotogate)

One-way from

$514
(Gurufare)

Popular in

July

Cheapest in

February

Average price

$794
Provider with most accurate pricing for Seattle/Tacoma Intl-Hanoi Noibai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Hanoi Noibai flights.
Search Deals
From Washington to Hanoi Noibai
Search Deals
One-way flight from Washington to Hanoi Noibai
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($260 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Washington to Hanoi

Cheapest flights from Washington to Hanoi
Explore the most affordable flight options available from Washington to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This Justfly.com deal was found by Cheapflights users on 4/1. 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.
Sat 9/610:15 amSEA - HAN
1 stop35h 15mSingapore Airlines
Tue 9/2312:40 pmHAN - SEA
2 stops34h 14mSingapore Airlines
Deal found 4/1$670
This United deal was found by Cheapflights users on 3/31. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/37:04 amSEA - HAN
2 stops25h 11mUnited Airlines
Fri 9/1911:35 pmHAN - SEA
2 stops35h 19mUnited Airlines
Deal found 3/31$731
This FlightHub deal was found by Cheapflights users on 4/1. 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 9/32:15 pmSEA - HAN
1 stop32h 00mAsiana Airlines
Fri 9/1911:30 pmHAN - SEA
1 stop27h 00mAsiana Airlines
Deal found 4/1$736
This KAYAK deal was found by Cheapflights users on 3/31. 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.
Fri 5/210:00 amSEA - HAN
2 stops46h 15mANA
Mon 5/1211:35 pmHAN - SEA
2 stops32h 58mANA
Deal found 3/31$750
This Booking.com deal was found by Cheapflights users on 4/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/151:10 amSEA - HAN
1 stop25h 40mChina Airlines
Tue 9/235:50 pmHAN - SEA
1 stop15h 30mChina Airlines
Deal found 4/1$759
This CrystalTravel deal was found by Cheapflights users on 4/1. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/512:30 amSEA - HAN
1 stop20h 35mEVA Air
Tue 9/2312:05 pmHAN - SEA
1 stop21h 25mEVA Air
Deal found 4/1$821
This ScholarTrip deal was found by Cheapflights users on 3/31. 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 ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/301:15 amSEA - HAN
1 stop18h 55mSTARLUX Airlines
Sat 5/105:50 pmHAN - SEA
1 stop36h 20mSTARLUX Airlines
Deal found 3/31$838
This Gurufare deal was found by Cheapflights users on 4/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/511:35 pmSEA - HAN
1 stop35h 55mPhilippine Airlines
Thu 10/162:30 amHAN - SEA
1 stop30h 45mPhilippine Airlines
Deal found 4/1$854
This Justfly.com deal was found by Cheapflights users on 4/1. 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.
Sun 11/168:15 pmSEA - HAN
2 stops47h 55mKorean Air
Thu 12/412:20 pmHAN - SEA
2 stops23h 11mKorean Air
Deal found 4/1$881
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/66:35 amSEA - HAN
2 stops25h 40mMultiple Airlines
Fri 10/1710:30 amHAN - SEA
2 stops17h 55mMultiple Airlines
Deal found 4/1$890
This China Airlines deal was found by Cheapflights users on 3/30. 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 9/1510:00 pmPDX - HAN
2 stops22h 35mMultiple Airlines
Tue 9/235:50 pmHAN - PDX
2 stops20h 09mMultiple Airlines
Deal found 3/30$907
This KAYAK deal was found by Cheapflights users on 4/1. 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.
Wed 10/17:36 pmPDX - HAN
2 stops24h 34mSTARLUX Airlines
Sun 10/1211:25 amHAN - PDX
2 stops23h 18mSTARLUX Airlines
Deal found 4/1$965

Cheapflights Fare Finder

Customize your flight search to find flights from Washington 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 2, 2025.
Use the filters below to find and compare flights from Washington to Hanoi that are best for you.

Fly from

Washington

Fly to

Hanoi

Route

Depart

Return

Price

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Sat 9/6

10:15 am-11:30 am

1 stop35h 15m

Hanoi Noibai

Tue 9/23

12:40 pm-8:54 am

2 stops34h 14m

$670

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Wed 9/3

7:04 am-10:15 pm

2 stops25h 11m

Hanoi Noibai

Fri 9/19

11:35 pm-8:54 pm

2 stops35h 19m

$731

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Wed 9/3

2:15 pm-12:15 pm

1 stop32h 00m

Hanoi Noibai

Fri 9/19

11:30 pm-12:30 pm

1 stop27h 00m

$736

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Fri 5/2

10:00 am-10:15 pm

2 stops46h 15m

Hanoi Noibai

Tue 5/13

11:35 pm-6:33 pm

2 stops32h 58m

$750

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Mon 9/15

1:10 am-4:50 pm

1 stop25h 40m

Hanoi Noibai

Tue 9/23

5:50 pm-7:20 pm

1 stop15h 30m

$759

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Fri 9/5

12:30 am-11:05 am

1 stop20h 35m

Hanoi Noibai

Tue 9/23

12:05 pm-7:30 pm

1 stop21h 25m

$821

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Wed 4/30

1:15 am-10:10 am

1 stop18h 55m

Hanoi Noibai

Sat 5/10

5:50 pm-4:10 pm

1 stop36h 20m

$838

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Sun 8/10

2:00 pm-10:40 am

2 stops54h 40m

Hanoi Noibai

Sun 8/31

11:10 pm-9:46 pm

2 stops36h 36m

$888

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Wed 9/3

7:04 am-10:15 pm

2 stops25h 11m

Hanoi Noibai

Fri 9/19

8:15 am-2:25 pm

1 stop20h 10m

$920

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Sat 5/3

9:40 pm-10:10 am

2 stops22h 30m

Hanoi Noibai

Sat 5/10

5:50 pm-10:23 pm

2 stops42h 33m

$965

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 29 results
1
2
3

Best time to book a flight from Washington to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from Washington 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 to Hanoi

What is the cheapest month to book a flight from State of Washington to Hanoi?

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

Find hourly flight availability from Washington 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 2, 2025.

When flying from State of Washington to Hanoi, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 2, 2025.
Read reviews from past customers who have flown STARLUX Airlines, EVA Air and Korean Air from Washington to Hanoi. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
STARLUX Airlines
9.1
Wonderful
146 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
EVA Air
8.4
Very good
1,170 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Korean Air
8.4
Very good
1,052 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Japan Airlines
8.3
Very good
1,440 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
ANA
8.3
Very good
830 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Comfort

9.0

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Related info for your journey

Find useful and relevant information for your journey from Washington 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?

    For a flight from Washington to Hanoi, you will be flying into Noibai. Hanoi Noibai (HAN) is just 14.2 mi from the center of the city.

  • What are the cheapest airlines to fly from State of Washington to Hanoi one-way?

    The cheapest airlines for a one-way flight from State of Washington to Hanoi are Philippine Airlines ($514), EVA Air ($528), and China Airlines ($796).

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

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

  • How can I find direct flights from Washington to Hanoi?

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Hanoi?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Hanoi

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Ho Chi Minh City flights
Hobby to Ho Chi Minh City flights
San Francisco to Ho Chi Minh City flights
George Bush Intcntl to Ho Chi Minh City flights
Seattle to Ho Chi Minh City flights
Dallas/Fort Worth to Ho Chi Minh City flights
Dulles Intl to Ho Chi Minh City flights
Ontario to Ho Chi Minh City flights
John F Kennedy Intl to Ho Chi Minh City flights
Santa Ana to Ho Chi Minh City flights
San Jose to Ho Chi Minh City flights
Atlanta to Ho Chi Minh City flights
Newark to Ho Chi Minh City flights
O'Hare Intl to Ho Chi Minh City flights
Baltimore to Ho Chi Minh City flights
Boston to Ho Chi Minh City flights
Burbank to Ho Chi Minh City flights
Reagan-National to Ho Chi Minh City flights
Oakland to Ho Chi Minh City flights
LaGuardia to Ho Chi Minh City flights
John F Kennedy Intl to Hanoi flights
Sky Harbor Intl to Ho Chi Minh City flights
Los Angeles to Hanoi flights
Newark to Hanoi flights
Denver to Ho Chi Minh City flights
Seattle to Hanoi flights
San Diego to Ho Chi Minh City flights
Seattle to Da Nang flights
LaGuardia to Hanoi flights
Tampa to Ho Chi Minh City flights
Minneapolis to Ho Chi Minh City flights
O'Hare Intl to Hanoi flights
Midway to Ho Chi Minh City flights
Love Field to Ho Chi Minh City flights
San Francisco to Hanoi flights
Hobby to Hanoi flights
Dallas/Fort Worth to Da Nang flights
Portland to Ho Chi Minh City flights
Detroit to Ho Chi Minh City flights
San Francisco to Da Nang flights
Austin to Ho Chi Minh City flights
Dulles Intl to Hanoi flights
Los Angeles to Da Nang flights
George Bush Intcntl to Hanoi flights
Orlando to Ho Chi Minh City flights
Hobby to Da Nang flights
Honolulu to Ho Chi Minh City flights
Boston to Hanoi flights
Fort Myers to Ho Chi Minh City flights
Charlotte to Ho Chi Minh City flights

Top 8 airlines flying from Washington to Hanoi

Discover the top 8 airlines that operate flights from Washington 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 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$639Average$771FlexibilityNo cancel feeOn-time76%
Singapore AirlinesCheapest$682Average$1,179FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$760Average$925FlexibilityNo cancel feeOn-time81%
DeltaCheapest$764Average$917FlexibilityNo cancel feeOn-timeN/A
Japan AirlinesCheapest$765Average$901FlexibilityNo cancel feeOn-time79%
China AirlinesCheapest$775Average$864FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$817Average$1,029FlexibilityNo cancel feeOn-time74%
STARLUX AirlinesCheapest$853Average$912FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.