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$397+ 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SGN
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$743
(Ovago)

One-way from

$397
(KAYAK)

Popular in

June

Cheapest in

January

Average price

$843
Provider with most accurate pricing for Portland-Ho Chi Minh City flight deals.
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Provider most trusted by Cheapflights users for Portland-Ho Chi Minh City flights.
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From Portland to Vietnam
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One-way flight from Portland to Vietnam
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Highest demand for flights based on searches. 20% potential increase in price ($266 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 8, 2026.

This oojo deal was found by Cheapflights users on 1/7. 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 1/185:51 pmPDX - SGN
2 stops32h 09mMultiple Airlines
Tue 2/35:55 pmSGN - PDX
2 stops41h 52mMultiple Airlines
Deal found 1/7$789
This Korean Air deal was found by Cheapflights users on 1/7. 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 4/116:15 amPDX - SGN
2 stops27h 00mKorean Air
Sun 4/267:35 amSGN - PDX
2 stops21h 03mKorean Air
Deal found 1/7$790
This Delta deal was found by Cheapflights users on 1/7. 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 2/257:35 pmPDX - SGN
2 stops36h 45mDelta
Thu 4/21:55 pmSGN - PDX
2 stops45h 04mDelta
Deal found 1/7$791
This United Airlines deal was found by Cheapflights users on 1/7. 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.
Thu 8/275:30 amPDX - SGN
3 stops26h 20mUnited Airlines
Sat 9/127:00 amSGN - PDX
2 stops27h 45mUnited Airlines
Deal found 1/7$793
This United Airlines deal was found by Cheapflights users on 1/8. 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.
Mon 4/135:35 pmPDX - SGN
3 stops38h 15mUnited Airlines
Thu 4/2311:15 pmSGN - PDX
2 stops39h 29mUnited Airlines
Deal found 1/8$794
This oojo deal was found by Cheapflights users on 1/6. 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.
Wed 1/285:35 pmPDX - SGN
2 stops32h 10mMultiple Airlines
Mon 2/1611:40 amSGN - PDX
2 stops37h 02mMultiple Airlines
Deal found 1/6$795
This United Airlines deal was found by Cheapflights users on 1/7. 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.
Thu 8/275:30 amPDX - SGN
3 stops26h 20mUnited Airlines
Sun 9/1311:15 pmSGN - PDX
2 stops39h 38mUnited Airlines
Deal found 1/7$796
This United Airlines deal was found by Cheapflights users on 1/8. 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.
Tue 9/13:30 pmPDX - HAN
2 stops40h 45mUnited Airlines
Thu 9/1011:35 pmHAN - PDX
2 stops35h 10mUnited Airlines
Deal found 1/8$796
This United Airlines deal was found by Cheapflights users on 1/7. 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 8/287:44 pmPDX - SGN
3 stops36h 06mUnited Airlines
Sat 9/127:00 amSGN - PDX
2 stops25h 41mUnited Airlines
Deal found 1/7$797
This KAYAK deal was found by Cheapflights users on 1/7. 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.
Sun 4/1910:48 amPDX - SGN
2 stops33h 27mMultiple Airlines
Mon 5/411:30 amSGN - PDX
2 stops25h 23mMultiple Airlines
Deal found 1/7$799
This United Airlines deal was found by Cheapflights users on 1/7. 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 8/286:00 pmPDX - SGN
3 stops37h 50mUnited Airlines
Sun 9/1311:15 pmSGN - PDX
2 stops39h 38mUnited Airlines
Deal found 1/7$800
This Gurufare deal was found by Cheapflights users on 1/6. 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.
Tue 9/15:30 amPDX - SGN
1 stop26h 20mANA
Wed 9/307:00 amSGN - PDX
2 stops23h 54mANA
Deal found 1/6$803

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 January 8, 2026.
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

Wed 2/25

7:35 pm-11:20 pm

2 stops36h 45m

Ho Chi Minh City

Tue 3/31

1:55 pm-7:03 pm

2 stops43h 08m

$791

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Wed 2/25

7:35 pm-11:20 pm

2 stops36h 45m

Ho Chi Minh City

Wed 4/1

1:55 pm-8:59 pm

2 stops45h 04m

$791

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Mon 3/2

7:35 pm-11:20 pm

2 stops36h 45m

Ho Chi Minh City

Wed 4/1

1:55 pm-8:59 pm

2 stops45h 04m

$791

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Tue 3/3

11:35 am-11:20 pm

2 stops44h 45m

Ho Chi Minh City

Thu 4/2

1:55 pm-11:59 pm

2 stops48h 04m

$791

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Tue 3/3

3:59 pm-11:20 pm

2 stops40h 21m

Ho Chi Minh City

Wed 4/1

1:55 pm-8:59 pm

2 stops45h 04m

$791

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Tue 4/7

5:30 am-9:50 pm

3 stops26h 20m

Ho Chi Minh City

Sun 4/26

11:15 pm-8:48 pm

2 stops35h 33m

$794

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Tue 4/7

5:30 am-9:50 pm

3 stops26h 20m

Ho Chi Minh City

Tue 4/28

7:00 am-12:44 am

3 stops31h 44m

$805

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Wed 4/8

5:30 am-9:50 pm

3 stops26h 20m

Ho Chi Minh City

Thu 4/23

7:00 am-8:48 pm

3 stops27h 48m

$805

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Tue 4/7

5:30 am-9:50 pm

3 stops26h 20m

Ho Chi Minh City

Fri 4/24

7:00 am-12:44 am

3 stops31h 44m

$805

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Wed 4/8

5:30 am-9:50 pm

3 stops26h 20m

Ho Chi Minh City

Sat 4/25

7:00 am-12:44 am

3 stops31h 44m

$805

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 51 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, January is the cheapest month in which you can book a flight from Portland to Vietnam (average of $674). Flying from Portland to Vietnam in June is currently the most expensive (average of $894). 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.

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 January 8, 2026.
Read reviews from past customers who have flown STARLUX Airlines, Korean Air, and China Airlines 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
8.9
Very good
258 reviews

Boarding

8.9

Crew

9.1

Comfort

8.8

Overall

8.9

Food

8.6

Entertainment

8.8

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
STARLUX Airlines
8.9
Very good
258 reviews
STARLUX Airlines
8.9
Very good
258 reviews

Boarding

8.9

Crew

9.1

Comfort

8.8

Overall

8.9

Food

8.6

Entertainment

8.8

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
Korean Air
8.4
Very good
1,188 reviews
STARLUX Airlines
8.9
Very good
258 reviews

Boarding

8.9

Crew

9.1

Comfort

8.8

Overall

8.9

Food

8.6

Entertainment

8.8

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
China Airlines
8.3
Very good
798 reviews
STARLUX Airlines
8.9
Very good
258 reviews

Boarding

8.9

Crew

9.1

Comfort

8.8

Overall

8.9

Food

8.6

Entertainment

8.8

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
Delta
7.9
Good
8,032 reviews
STARLUX Airlines
8.9
Very good
258 reviews

Boarding

8.9

Crew

9.1

Comfort

8.8

Overall

8.9

Food

8.6

Entertainment

8.8

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
United Airlines
7.4
Good
9,143 reviews
STARLUX Airlines
8.9
Very good
258 reviews

Boarding

8.9

Crew

9.1

Comfort

8.8

Overall

8.9

Food

8.6

Entertainment

8.8

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.

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 30m. Delta provides one of the quickest options available for as low as $806. The distance from Portland to Vietnam is about 6908 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 United Airlines, with whom users have recently found tickets for as low as $403. However, be on the lookout for offers from Japan Airlines and STARLUX Airlines, 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 - Da Nang or Portland - Hanoi Noibai.

  • 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, January is the cheapest month in which you can book a flight from Portland to Vietnam (average of $674). Flying from Portland to Vietnam in June is currently the most expensive (average of $894). 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$755Average$1,082FlexibilityNo cancel feeOn-time81%
STARLUX AirlinesCheapest$769Average$941FlexibilityNo cancel feeOn-timeN/A
ANACheapest$773Average$879FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$782Average$893FlexibilityNo cancel feeOn-time79%
DeltaCheapest$783Average$1,202FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$795Average$939FlexibilityNo cancel feeOn-time69%
China AirlinesCheapest$807Average$929FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$883Average$1,039FlexibilityNo cancel feeOn-time74%
Cathay PacificCheapest$907Average$1,132FlexibilityNo cancel feeOn-time72%
Vietnam AirlinesCheapest$1,025Average$1,357FlexibilityNo cancel feeOn-time81%

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