HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Seattle (SEA) to Hanoi (HAN) from $488

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — HAN
jun. 18 — jun. 251
From?
To?
mar. 6/18
mar. 6/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

The best prices from Seattle/Tacoma Intl to Hanoi Noibai are usually found in September or January, booked 89 days in advance, depart on a Sunday or Tuesday and return on a Sunday

Cheap flight deals from Seattle to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 junio 13, 2024.

Popular in

December

Cheapest in

September

Round-trip from

$1,029

One-way from

$527
High demand for flights, 29% potential price rise
Search Deals
Best time to find cheap flights, 21% potential price drop
Search Deals
From Seattle/Tacoma Intl to Hanoi Noibai
Search Deals
One-way flight from Seattle/Tacoma Intl to Hanoi Noibai
Search Deals

What is the cheapest day to fly round-trip from Seattle to Hanoi?

Friday flights are generally found to be more expensive for flights from Seattle to Hanoi. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Hanoi.

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

To save on the cost of your flight from Seattle to Hanoi, book at least 47 days before your planned departure. Booking around this time can save you about 71% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,140 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,421.

What is the cheapest month to fly from Seattle to Hanoi?

September can be a great time to fly to Hanoi from Seattle with a flight ticket averaging about $1,282. Cheapflights users have found deals in the month of September for as cheap as $837. The most expensive prices can be found in the month of December.

What is the cheapest time of day to fly from SEA to HAN?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 22% on flights from Seattle to Hanoi by exploring options for tickets in the morning.

Cheap Seattle to Hanoi flights in June & July 2024

Find cheap flight options from Seattle to Hanoi specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Prices were last updated on junio 13, 2024.
Listed are some of the best fares we've found on flights departing from Seattle to Hanoi in 2024. More deals are always being added, so be sure to check back regularly.
mar. 7/168:25 amSEA - HAN
2 stops23h 25mMultiple Airlines
mar. 7/2311:05 pmHAN - SEA
1 stop31h 40mMultiple Airlines
Deal found 6/11$1,405
dom. 7/211:40 amSEA - HAN
1 stop25h 10mChina Airlines
lun. 7/2911:35 amHAN - SEA
1 stop22h 15mChina Airlines
Deal found 6/13$1,412
lun. 7/17:00 amSEA - HAN
2 stops28h 20mChina Eastern
dom. 8/112:20 amHAN - SEA
2 stops27h 33mChina Eastern
Deal found 6/13$1,457
lun. 7/222:20 pmSEA - HAN
1 stop31h 45mAsiana Airlines
lun. 7/2911:30 pmHAN - SEA
2 stops36h 42mAsiana Airlines
Deal found 6/13$1,464
mar. 7/162:20 pmSEA - HAN
1 stop17h 40mAsiana Airlines
mar. 7/2311:30 pmHAN - SEA
1 stop27h 15mAsiana Airlines
Deal found 6/11$1,468
mié. 7/32:20 pmSEA - HAN
1 stop17h 40mAsiana Airlines
vie. 7/1211:30 pmHAN - SEA
1 stop27h 15mAsiana Airlines
Deal found 6/13$1,478
lun. 7/222:20 pmSEA - HAN
1 stop31h 45mAsiana Airlines
lun. 7/2911:30 pmHAN - SEA
1 stop27h 15mAsiana Airlines
Deal found 6/13$1,498
mié. 7/32:20 pmSEA - HAN
1 stop17h 40mMultiple Airlines
vie. 7/1211:30 pmHAN - SEA
2 stops31h 16mMultiple Airlines
Deal found 6/13$1,523
mié. 7/37:00 amSEA - HAN
2 stops24h 35mMultiple Airlines
vie. 7/125:50 pmHAN - SEA
2 stops29h 01mMultiple Airlines
Deal found 6/13$1,528

Seattle to Hanoi 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Hanoi in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated junio 13, 2024.
Listed are some of the best fares we've found on flights departing from Seattle to Hanoi in 2024. More deals are always being added, so be sure to check back regularly.
mar. 9/171:10 amSEA - HAN
1 stop19h 25mChina Airlines
jue. 9/2611:35 amHAN - SEA
1 stop21h 55mChina Airlines
Deal found 6/13$788
dom. 9/81:40 amSEA - HAN
1 stop18h 55mChina Airlines
jue. 9/2611:35 amHAN - SEA
1 stop21h 55mChina Airlines
Deal found 6/12$792
dom. 9/151:10 amSEA - HAN
1 stop19h 25mChina Airlines
mar. 9/245:50 pmHAN - SEA
1 stop15h 40mChina Airlines
Deal found 6/12$824
lun. 9/161:10 amSEA - HAN
1 stop19h 25mChina Airlines
mar. 9/245:50 pmHAN - SEA
1 stop15h 40mChina Airlines
Deal found 6/12$830
mar. 9/171:10 amSEA - HAN
1 stop19h 25mChina Airlines
mar. 9/245:50 pmHAN - SEA
1 stop15h 40mChina Airlines
Deal found 6/12$836
dom. 9/221:00 pmSEA - HAN
1 stop18h 35mKorean Air
dom. 10/611:10 pmHAN - SEA
1 stop25h 30mKorean Air
Deal found 6/12$841
dom. 9/227:00 amSEA - HAN
2 stops24h 35mKorean Air
dom. 10/611:10 pmHAN - SEA
1 stop25h 30mKorean Air
Deal found 6/12$846
lun. 11/412:10 amSEA - HAN
1 stop19h 25mChina Airlines
mar. 11/1911:35 amHAN - SEA
1 stop21h 30mChina Airlines
Deal found 6/12$853
mar. 9/171:00 pmSEA - HAN
1 stop31h 55mKorean Air
mar. 9/2412:15 pmHAN - SEA
1 stop36h 25mKorean Air
Deal found 6/12$859

One-way flights to Hanoi from Seattle

Search for one-way flight options from Seattle to Hanoi. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated junio 13, 2024.
Take a look at some of the one-way flights we've detected from Seattle to Hanoi. Those needing a return flight from Seattle to Hanoi can use the search form above.
dom. 9/81:45 amSEA - HAN
1 stop18h 25mSTARLUX Airlines
Deal found 6/12$488
mié. 9/41:45 amSEA - HAN
1 stop18h 25mSTARLUX Airlines
Deal found 6/12$493
dom. 9/11:00 pmSEA - HAN
1 stop18h 35mKorean Air
Deal found 6/12$514
dom. 9/18:00 amSEA - HAN
2 stops23h 50mJapan Airlines
Deal found 6/12$516
mar. 9/31:40 amSEA - HAN
1 stop18h 55mChina Airlines
Deal found 6/12$525
vie. 9/61:45 amSEA - HAN
1 stop18h 25mSTARLUX Airlines
Deal found 6/12$527
mar. 7/238:25 amSEA - HAN
2 stops23h 25mJapan Airlines
Deal found 6/13$534
mar. 7/231:30 pmSEA - HAN
1 stop18h 20mJapan Airlines
Deal found 6/13$535
mar. 9/101:00 pmSEA - HAN
1 stop18h 35mDelta
Deal found 6/12$536

Find flights from Seattle to Hanoi within your budget

Customize your flight search to find flights from Seattle 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 3,214,720 searches. Data last updated junio 13, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$788 - $921

Route

Depart

Return

Price

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

mar. 9/17

1 stop19h 25m

Hanoi Noibai

jue. 9/26

1 stop21h 55m

$788

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

dom. 9/22

1 stop18h 35m

Hanoi Noibai

dom. 10/6

1 stop25h 30m

$841

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

mié. 9/18

1 stop31h 55m

Hanoi Noibai

lun. 9/23

1 stop36h 25m

$870

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

mié. 9/4

2 stops23h 50m

Hanoi Noibai

mié. 9/18

2 stops31h 40m

$873

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

mar. 10/8

1 stop31h 45m

Hanoi Noibai

mar. 10/15

1 stop37h 15m

$878

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

dom. 9/15

1 stop18h 25m

Hanoi Noibai

vie. 9/27

1 stop18h 40m

$881

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

mié. 9/4

1 stop18h 20m

Hanoi Noibai

mié. 9/18

2 stops34h 45m

$882

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

mar. 11/5

3 stops37h 46m

Hanoi Noibai

lun. 11/18

2 stops32h 48m

$887

Seattle/Tacoma IntlHanoi Noibai

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

dom. 9/15

2 stops49h 15m

Hanoi Noibai

mar. 9/24

1 stop28h 50m

$921

Flights are sorted by cheapest first

Deals found on 6/13

How far ahead should I book a flight from Seattle to Hanoi?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Hanoi. Price data was last updated on June 12, 2024.
To ensure you get the cheapest price possible for a flight from Seattle to Hanoi, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

What is the cheapest day to fly from Seattle to Hanoi?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Hanoi. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Hanoi flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Seattle to Hanoi

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

Temperature and rainfall in Hanoi by month

Plan your trip to Hanoi by taking into account the average temperature and rainfall totals by month.

HAN

Temperature

62.6 - 84.2 °F

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 junio 13, 2024.
To help decide which airline to fly from Seattle to Hanoi, see what other customers have to say about Delta, Asiana Airlines and STARLUX Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
105 reviews

Entertainment

9.1

Food

9.0

Crew

9.3

Overall

9.1

Boarding

9.1

Comfort

9.2

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

STARLUX Airlines
9.1
Wonderful
105 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Entertainment

9.1

Food

9.0

Crew

9.3

Overall

9.1

Boarding

9.1

Comfort

9.2

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

Korean Air
8.5
Very good
1,131 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Entertainment

9.1

Food

9.0

Crew

9.3

Overall

9.1

Boarding

9.1

Comfort

9.2

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

ANA
8.5
Very good
893 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Entertainment

9.1

Food

9.0

Crew

9.3

Overall

9.1

Boarding

9.1

Comfort

9.2

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

EVA Air
8.4
Very good
1,484 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Entertainment

9.1

Food

9.0

Crew

9.3

Overall

9.1

Boarding

9.1

Comfort

9.2

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

Japan Airlines
8.3
Very good
1,457 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Entertainment

9.1

Food

9.0

Crew

9.3

Overall

9.1

Boarding

9.1

Comfort

9.2

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Hanoi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Seattle to Hanoi for under $800 on Cheapflights?

    Yes, there are multiple flights from Seattle to Hanoi for under $800. The cheapest flight booked recently is on China Airlines for just $788, but on average you can expect to pay $850.

  • What are the cheapest airlines flying from Seattle to Hanoi round-trip?

    Our cheapest airline available from Seattle to Hanoi is China Airlines. Our recent data shows that you can find tickets from as low as $788 on this airline. Additional options worth looking into are Korean Air and Delta, starting at $841 and $870 round-trip. China Airlines is priced at 38% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Seattle to Hanoi one-way?

    $488 is the cheapest one-way deal found within the past few days, from STARLUX Airlines. You may also be able to find cheap deals on Korean Air and Japan Airlines, with prices starting from $514 and $516, respectively.

  • What does SEA to HAN mean?

    This is defined as Seattle/Tacoma Intl Airport (SEA) and Hanoi Noibai Airport (HAN). Codes like Hanoi Noibai Airport are often used to just call airports uniquely.

  • Where are the most common layover locations when flying from Seattle to Hanoi?

    Most of the time, Seattle to Hanoi flights that have layovers will stop in Incheon. Seattle to Hanoi flights stop in Taipei City the next most.

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

    Wolmido Amusement Park, Seokbawi Market, and Moraenae Market are the most popular attractions in Incheon if you're in need of something to do during your layover. Wolmido Amusement Park, Seokbawi Market, and Moraenae Market can be visited by traveling about 8.3 mi, 13.2 mi, and 14.7 mi respectively from Incheon Intl. Travelers can book a car rental at Incheon Intl for about $69 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Taipei City?

    The majority of Taipei City visitors spend their time at Taipei 101, Shilin Night Market, and Raohe Street Night Market. Taipei 101, Shilin Night Market, and Raohe Street Night Market can be accessed by traveling approximately 21.0 mi, 18.3 mi, and 21.6 mi, respectively from Taipei City Taiwan Taoyuan Intl. Travelers can book a car rental at Taipei City Taiwan Taoyuan Intl for about $93 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Seattle to Hanoi flights?

    Of the flights from Seattle to Hanoi that have layovers, the fewest flights stop in Tokyo.

  • Can I find deals for flights from Seattle to Hanoi that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Hanoi flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Hanoi with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Hanoi flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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.

  • Can I find deals for flights from Seattle to Hanoi that allow pets onboard?

    Many airlines flying from Seattle to Hanoi offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Hanoi?

    Yes, you can often find last-minute deals on Seattle to Hanoi flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Hanoi flight deals updated?

    The Seattle to Hanoi flight deals you see on this page were last updated on 6/13.

  • What are the most popular airlines that fly from Seattle to Hanoi?

    Consider American Airlines, EVA Air or China Airlines when booking your flight. These represent the most popular airlines when flying from Seattle to Hanoi.

  • What is the cheapest month to book a flight from Seattle to Hanoi?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Hanoi (average of $1,029). Flying from Seattle to Hanoi in June is currently the most expensive (average of $1,570). 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 Seattle to Hanoi
See prices for flight routes from nearby airports that may be better suited for you.

Seattle to Ho Chi Minh City flights
Portland to Ho Chi Minh City flights
Seattle to Da Nang flights
Portland to Hanoi flights
Spokane to Ho Chi Minh City flights
Portland to Da Nang flights
Seattle to Nha Trang flights
Seattle to Phu Quoc flights
Portland to Nha Trang flights
Pasco to Ho Chi Minh City flights
Seattle to Haiphong flights

Top 9 airlines flying from Seattle to Hanoi

Discover the top 9 airlines that operate flights from Seattle 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 3,214,720 searches. Data last updated junio 13, 2024.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$694Average$766FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$767Average$858FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$791Average$796FlexibilityNo cancel feeOn-time71%
Japan AirlinesCheapest$805Average$1,234FlexibilityNo cancel feeOn-time79%
Korean AirCheapest$849Average$1,249FlexibilityNo cancel feeOn-time81%
DeltaCheapest$865Average$1,351FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$888Average$1,074FlexibilityNo cancel feeOn-time76%
EVA AirCheapest$1,023Average$1,379FlexibilityNo cancel feeOn-time74%
ANACheapest$1,091Average$1,218FlexibilityNo cancel feeOn-time80%
Boston to London flights
San Francisco to Dallas flights
San Francisco to New Delhi flights
Kansas City to Las Vegas flights
USA to Japan flights
Cincinnati to Denver flights
Atlanta to Detroit flights
Atlanta to Tampa flights
Salt Lake City to Las Vegas flights
Los Angeles to Dubai flights
New York to Berlin flights
Seattle to Havana flights

Search flights from Seattle to Hanoi by cabin class

Find flights from Seattle to Hanoi, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Naxos
Flights to Urumqi
Flights to Kaunas
Flights to Hyannis Barnstable
Flights to Brainerd Crow Wing County
Flights to Figari-Sud Corse
Flights to Komatsu
Flights to Riverton
Flights to Hakodate
Flights to Trabzon
Flights to Surigao
Flights to Pellston Emmet County
Flights to Constanţa Mihail Kogalniceanu
Flights to Neiva La Marguita
Flights to Liberal
Flights to Virac
Flights to Devils Lake
Flights to Edremit/Korfez
Flights to Alghero-Fertilia
Flights to Gaziantep
Flights to Paleochori Milos
Flights to Rhinelander Oneida County
Flights to Nampula
Flights to Leh
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.
View all available airlines