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$332+ Cheap flights from Washington to Vietnam

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SGN
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Washington to Vietnam

Keep the following information in mind while searching for Washington to Vietnam flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$712
(Gotogate)

One-way from

$332
(FlightHub)

Popular in

June

Cheapest in

March

Average price

$856
Provider with most accurate pricing for Seattle/Tacoma Intl-Ho Chi Minh City flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Ho Chi Minh City flights.
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From Washington to Vietnam
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One-way flight from Washington to Vietnam
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Highest demand for flights based on searches. 23% potential increase in price ($329 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Washington to Vietnam

Cheapest flights from Washington to Vietnam
Explore the most affordable flight options available from Washington to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Gotogate deal was found by Cheapflights users on 2/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/211:30 pmSEA - SGN
1 stop25h 00mPhilippine Airlines
Wed 4/93:35 pmSGN - SEA
1 stop17h 45mPhilippine Airlines
Deal found 2/20$713
This Booking.com deal was found by Cheapflights users on 2/20. 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.
Sun 4/612:50 pmSEA - SGN
1 stop33h 45mKorean Air
Sun 4/1311:45 pmSGN - SEA
1 stop24h 55mKorean Air
Deal found 2/20$714
This ScholarTrip deal was found by Cheapflights users on 2/19. 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.
Sun 3/212:45 pmSEA - SGN
1 stop19h 05mAsiana Airlines
Wed 5/2812:10 amSGN - SEA
1 stop26h 20mAsiana Airlines
Deal found 2/19$717
This Gurufare deal was found by Cheapflights users on 2/20. 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.
Wed 10/111:30 pmSEA - HAN
1 stop35h 15mPhilippine Airlines
Tue 10/142:40 amHAN - SEA
1 stop30h 40mPhilippine Airlines
Deal found 2/20$720
This oojo deal was found by Cheapflights users on 2/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/211:10 amSEA - SGN
1 stop18h 30mChina Airlines
Mon 5/195:30 pmSGN - SEA
1 stop16h 00mChina Airlines
Deal found 2/19$721
This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/612:50 pmSEA - HAN
1 stop31h 50mKorean Air
Sun 4/1312:00 pmHAN - SEA
1 stop36h 40mKorean Air
Deal found 2/20$726
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2611:35 amSEA - SGN
1 stop21h 45mDelta
Wed 4/161:55 pmSGN - SEA
1 stop37h 35mDelta
Deal found 2/19$731
This FlightHub deal was found by Cheapflights users on 2/20. 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.
Thu 9/2510:15 amSEA - DAD
1 stop39h 30mSingapore Airlines
Fri 10/244:35 pmDAD - SEA
1 stop30h 10mSingapore Airlines
Deal found 2/20$732
This Booking.com deal was found by Cheapflights users on 2/19. 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.
Sat 3/112:10 amSEA - SGN
1 stop25h 40mMultiple Airlines
Sat 3/1511:20 amSGN - SEA
1 stop21h 55mMultiple Airlines
Deal found 2/19$743
This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/201:10 amSEA - HAN
1 stop25h 40mChina Airlines
Mon 5/511:35 amHAN - SEA
1 stop21h 55mChina Airlines
Deal found 2/20$751
This Gurufare deal was found by Cheapflights users on 2/20. 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 3/2310:35 amSEA - SGN
2 stops45h 15mANA
Thu 4/310:45 pmSGN - SEA
1 stop29h 40mANA
Deal found 2/20$751
This United Airlines deal was found by Cheapflights users on 2/20. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/174:30 pmSEA - SGN
1 stop38h 55mUnited Airlines
Sun 8/3110:45 pmSGN - SEA
1 stop29h 40mUnited Airlines
Deal found 2/20$761

Find flights from Washington to Vietnam within your budget

Customize your flight search to find flights from Washington to Vietnam 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 February 20, 2025.

Fly from

Washington

Fly to

Vietnam

Route

Depart

Return

Price

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Wed 4/2

11:30 pm-2:30 pm

1 stop25h 00m

Ho Chi Minh City

Wed 4/9

3:35 pm-7:20 pm

1 stop17h 45m

$713

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Sun 4/6

12:50 pm-12:35 pm

1 stop33h 45m

Ho Chi Minh City

Sun 4/13

11:45 pm-10:40 am

1 stop24h 55m

$714

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Sun 3/2

12:45 pm-10:50 pm

1 stop19h 05m

Ho Chi Minh City

Wed 5/28

12:10 am-12:30 pm

1 stop26h 20m

$717

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Mon 4/21

1:10 am-9:40 am

1 stop18h 30m

Ho Chi Minh City

Mon 5/19

5:30 pm-7:30 pm

1 stop16h 00m

$721

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Sun 4/20

11:30 pm-1:40 am

1 stop36h 10m

Hanoi Noibai

Sat 5/3

2:40 am-7:20 pm

1 stop30h 40m

$722

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Sun 4/6

12:50 pm-10:40 am

1 stop31h 50m

Hanoi Noibai

Sun 4/13

12:00 pm-10:40 am

1 stop36h 40m

$726

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Wed 3/26

11:35 am-11:20 pm

1 stop21h 45m

Ho Chi Minh City

Wed 4/16

1:55 pm-1:30 pm

1 stop37h 35m

$731

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Sat 3/1

12:10 am-4:50 pm

1 stop25h 40m

Ho Chi Minh City

Sat 3/15

11:20 am-7:15 pm

1 stop21h 55m

$743

SeattleHo Chi Minh City

SEA - SGN

SEASGN

Seattle/Tacoma Intl

Sun 3/23

10:35 am-9:50 pm

2 stops45h 15m

Ho Chi Minh City

Thu 4/3

10:45 pm-2:25 pm

1 stop29h 40m

$751

SeattleHanoi

SEA - HAN

SEAHAN

Seattle/Tacoma Intl

Sun 4/20

1:10 am-4:50 pm

1 stop25h 40m

Hanoi Noibai

Mon 5/5

11:35 am-7:30 pm

1 stop21h 55m

$751

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
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Best time to book a flight from Washington to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam 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.

Travel insights for flights from Washington to Vietnam

Get recent, data-driven insights about flights from Washington to Vietnam including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from State of Washington to Vietnam (average of $936). Flying from State of Washington to Vietnam in June is currently the most expensive (average of $1,616). 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 VN?

Find hourly flight availability from Washington to Vietnam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from State of Washington to Vietnam, 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 Vietnam by month

Plan your trip to Vietnam by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Vietnam ranges from 0.0 - 13.4 inches per month. September is typically the wettest month, when rainfall can reach 13.4 in. February is typically the driest time to visit Vietnam when rainfall is around 0.0 in.

Temperature in Vietnam by month

Plan your trip to Vietnam by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Vietnam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Vietnam

Get insights into the airlines that provide service to Vietnam. 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 Vietnam. Reviews last updated February 20, 2025.
Read through reviews of airlines operating flights from Washington to Vietnam, such as STARLUX Airlines, EVA Air and Korean Air. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
140 reviews

Comfort

9.0

Overall

9.1

Crew

9.3

Food

9.0

Boarding

9.1

Entertainment

9.1

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
140 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Comfort

9.0

Overall

9.1

Crew

9.3

Food

9.0

Boarding

9.1

Entertainment

9.1

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
1,200 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Comfort

9.0

Overall

9.1

Crew

9.3

Food

9.0

Boarding

9.1

Entertainment

9.1

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
1,037 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Comfort

9.0

Overall

9.1

Crew

9.3

Food

9.0

Boarding

9.1

Entertainment

9.1

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
8.4
Very good
842 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Comfort

9.0

Overall

9.1

Crew

9.3

Food

9.0

Boarding

9.1

Entertainment

9.1

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
140 reviews

Comfort

9.0

Overall

9.1

Crew

9.3

Food

9.0

Boarding

9.1

Entertainment

9.1

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 Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    $332 is the cheapest one-way deal found within the past few days, from Singapore Airlines. You may also be able to find cheap deals on China Airlines and Korean Air, with prices starting from $406 and $415, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Vietnam 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 Vietnam?

    Currently, November is the cheapest month in which you can book a flight from State of Washington to Vietnam (average of $936). Flying from State of Washington to Vietnam in June is currently the most expensive (average of $1,616). 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

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Alternative routes for Washington to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Washington to Vietnam

Discover the top 10 airlines that operate flights from Washington to Vietnam. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$639Average$824FlexibilityNo cancel feeOn-time76%
Singapore AirlinesCheapest$685Average$1,063FlexibilityNo cancel feeOn-time81%
Philippine AirlinesCheapest$720Average$815FlexibilityNo cancel feeOn-time60%
DeltaCheapest$736Average$1,065FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$745Average$1,127FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$746Average$855FlexibilityNo cancel feeOn-time70%
STARLUX AirlinesCheapest$766Average$927FlexibilityNo cancel feeOn-timeN/A
Japan AirlinesCheapest$770Average$1,032FlexibilityNo cancel feeOn-time79%
ANACheapest$785Average$1,204FlexibilityNo cancel feeOn-time80%
EVA AirCheapest$812Average$1,150FlexibilityNo cancel feeOn-time74%
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