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$353+ Cheap flights from Portland (PDX) 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SGN
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Portland to Vietnam

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

Round-trip from

$770
(FlightHub)

One-way from

$353
(oojo)

Popular in

June

Cheapest in

September

Average price

$925
From Portland to Vietnam
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One-way flight from Portland to Vietnam
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($185 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Portland to Vietnam

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

This Delta deal was found by Cheapflights users on 8/17. 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.
Sun 10/197:15 amPDX - SGN
2 stops24h 50mDelta
Sat 11/18:05 amSGN - PDX
2 stops26h 46mDelta
Deal found 8/17$784
This Korean Air deal was found by Cheapflights users on 8/18. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:17 amPDX - SGN
2 stops23h 58mKorean Air
Sun 10/197:35 amSGN - PDX
2 stops29h 18mKorean Air
Deal found 8/18$790
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 8/205:00 amPDX - SGN
2 stops29h 15mUnited Airlines
Mon 9/811:15 pmSGN - PDX
2 stops27h 28mUnited Airlines
Deal found 8/18$793
This FlightHub deal was found by Cheapflights users on 8/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:45 amPDX - SGN
2 stops26h 30mANA
Tue 9/237:00 amSGN - PDX
2 stops25h 29mANA
Deal found 8/19$794
This Korean Air deal was found by Cheapflights users on 8/17. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:20 amPDX - SGN
2 stops40h 15mKorean Air
Wed 10/17:35 amSGN - PDX
2 stops21h 17mKorean Air
Deal found 8/17$796
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Fri 10/2410:05 amPDX - SGN
3 stops46h 50mUnited Airlines
Tue 11/47:30 amSGN - PDX
2 stops26h 06mUnited Airlines
Deal found 8/17$797
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Fri 10/245:30 amPDX - SGN
3 stops51h 25mUnited Airlines
Sun 11/211:05 pmSGN - PDX
2 stops38h 46mUnited Airlines
Deal found 8/17$800
This Delta deal was found by Cheapflights users on 8/19. 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.
Sun 10/197:15 amPDX - HAN
2 stops24h 20mDelta
Wed 11/511:00 pmHAN - PDX
2 stops36h 51mDelta
Deal found 8/19$800
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Sat 8/303:46 pmPDX - SGN
2 stops42h 29mUnited Airlines
Sat 9/67:00 amSGN - PDX
2 stops22h 05mUnited Airlines
Deal found 8/18$802
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Fri 10/247:35 pmPDX - SGN
3 stops37h 20mUnited Airlines
Mon 11/36:00 amSGN - PDX
3 stops27h 36mUnited Airlines
Deal found 8/17$804
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Wed 11/121:00 pmPDX - SGN
2 stops41h 50mUnited Airlines
Sun 11/166:00 amSGN - PDX
3 stops23h 46mUnited Airlines
Deal found 8/18$805
This Korean Air deal was found by Cheapflights users on 8/19. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/189:17 amPDX - HAN
2 stops22h 18mKorean Air
Tue 11/411:00 pmHAN - PDX
2 stops36h 39mKorean Air
Deal found 8/19$806

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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 August 20, 2025.
Use the filters below to find and compare flights from Portland to Vietnam that are best for you.

Fly from

Portland

Fly to

Vietnam

Route

Depart

Return

Price

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Fri 1/23

5:30 pm-10:30 am

2 stops26h 00m

Ho Chi Minh City

Sun 2/1

11:40 am-10:26 pm

2 stops25h 46m

$770

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Fri 1/30

5:30 pm-10:30 am

2 stops26h 00m

Hanoi Noibai

Sat 2/14

6:25 pm-8:43 pm

2 stops41h 18m

$775

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Mon 11/10

9:10 am-11:20 pm

2 stops23h 10m

Ho Chi Minh City

Sun 11/16

11:40 pm-8:49 pm

2 stops36h 09m

$784

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Fri 1/23

9:00 am-10:55 pm

3 stops46h 55m

Ho Chi Minh City

Sun 2/1

11:05 pm-12:19 am

3 stops40h 14m

$784

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 10/19

5:30 am-11:15 pm

2 stops27h 45m

Ho Chi Minh City

Wed 11/5

8:05 am-8:51 pm

2 stops27h 46m

$784

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Tue 11/11

5:30 am-12:50 pm

2 stops40h 20m

Ho Chi Minh City

Sun 11/16

8:05 am-7:13 pm

2 stops26h 08m

$784

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 10/19

7:15 am-10:05 pm

2 stops24h 50m

Ho Chi Minh City

Sat 11/1

8:05 am-8:51 pm

2 stops26h 46m

$784

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Tue 10/21

9:17 am-11:15 pm

2 stops23h 58m

Ho Chi Minh City

Sat 11/1

11:40 pm-6:10 pm

2 stops32h 30m

$784

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 10/19

5:30 am-10:05 pm

2 stops26h 35m

Ho Chi Minh City

Tue 11/4

8:05 am-11:53 pm

2 stops30h 48m

$784

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Mon 10/20

5:30 am-10:05 pm

2 stops26h 35m

Ho Chi Minh City

Fri 11/7

8:05 am-5:10 pm

2 stops24h 05m

$784

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 56 results
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Best time to book a flight from Portland to Vietnam

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

What is the cheapest month to book a flight from Portland to Vietnam?

Currently, August is the cheapest month in which you can book a flight from Portland to Vietnam (average of $900). Flying from Portland to Vietnam in June is currently the most expensive (average of $1,430). 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 PDX to VN?

Find hourly flight availability from Portland 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 August 20, 2025.

When flying from Portland 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.

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 August 20, 2025.
Read reviews from past customers who have flown STARLUX Airlines, Korean Air, and ANA from Portland to Vietnam. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful
207 reviews

Crew

9.3

Comfort

9.0

Entertainment

8.9

Overall

9.0

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
207 reviews
STARLUX Airlines
9.0
Wonderful
207 reviews

Crew

9.3

Comfort

9.0

Entertainment

8.9

Overall

9.0

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,131 reviews
STARLUX Airlines
9.0
Wonderful
207 reviews

Crew

9.3

Comfort

9.0

Entertainment

8.9

Overall

9.0

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
ANA
8.4
Very good
938 reviews
STARLUX Airlines
9.0
Wonderful
207 reviews

Crew

9.3

Comfort

9.0

Entertainment

8.9

Overall

9.0

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Delta
8.0
Very good
7,982 reviews
STARLUX Airlines
9.0
Wonderful
207 reviews

Crew

9.3

Comfort

9.0

Entertainment

8.9

Overall

9.0

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
United Airlines
7.4
Good
8,928 reviews
STARLUX Airlines
9.0
Wonderful
207 reviews

Crew

9.3

Comfort

9.0

Entertainment

8.9

Overall

9.0

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

Find useful and relevant information for your journey from Portland to Vietnam. 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 from for flights from Portland to Vietnam?

    Most people fly from Portland (PDX) if they book a flight from Portland to Vietnam. Portland is conveniently located just 6.0 mi from Portland’s city center.

  • How long is the flight from Portland to Vietnam?

    A quick flight from Portland to Vietnam can take about 23h 10m. STARLUX Airlines provides one of the quickest options available for as low as $784. The distance from Portland to Vietnam is about 7480 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Portland to Vietnam one-way?

    The cheapest airline one-way is Philippine Airlines, with whom users have recently found tickets for as low as $353. However, be on the lookout for offers from Japan Airlines and ANA, as they are both options that can get you from Portland to Vietnam for a low price.

  • What are the most popular routes from Portland to Vietnam?

    The most popular route from Portland to Vietnam is Portland - Ho Chi Minh City. You may also consider Portland - Hanoi Noibai or Portland - Nha Trang Cam Ranh.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Portland to Vietnam (average of $900). Flying from Portland to Vietnam in June is currently the most expensive (average of $1,430). 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 Portland 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 Portland to Vietnam

Discover the top 10 airlines that operate flights from Portland 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$743Average$947FlexibilityNo cancel feeOn-timeN/A
Singapore AirlinesCheapest$779Average$1,201FlexibilityNo cancel feeOn-time81%
DeltaCheapest$784Average$1,123FlexibilityNo cancel feeOn-timeN/A
ANACheapest$788Average$971FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$800Average$1,031FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$800Average$1,224FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$810Average$930FlexibilityNo cancel feeOn-time70%
Japan AirlinesCheapest$883Average$974FlexibilityNo cancel feeOn-time79%
EVA AirCheapest$940Average$1,136FlexibilityNo cancel feeOn-time74%
Cathay PacificCheapest$995Average$1,179FlexibilityNo cancel feeOn-time72%

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