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$364+ 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SGN
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
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 15, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$786
(Korean Air)

One-way from

$364
(oojo)

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 ($263 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 15, 2026.

This FlightHub deal was found by Cheapflights users on 1/14. 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.
Sun 8/239:59 pm
PDX
-
HAN
2 stops22h 11m
STARLUX Airlines
Thu 9/105:50 pm
HAN
-
PDX
2 stops44h 20m
STARLUX Airlines
Deal found 1/14$784
This Korean Air deal was found by Cheapflights users on 1/14. 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.
Mon 3/27:15 am
PDX
-
HAN
2 stops36h 55m
Korean Air
Wed 3/1112:20 pm
HAN
-
PDX
2 stops24h 03m
Korean Air
Deal found 1/14$786
This FlightHub deal was found by Cheapflights users on 1/13. 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.
Fri 3/63:52 pm
PDX
-
SGN
2 stops33h 53m
STARLUX Airlines
Fri 3/135:50 pm
SGN
-
PDX
2 stops42h 51m
STARLUX Airlines
Deal found 1/13$788
This Korean Air deal was found by Cheapflights users on 1/13. 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.
Sun 4/1910:45 am
PDX
-
SGN
2 stops21h 20m
Korean Air
Thu 4/307:35 am
SGN
-
PDX
2 stops21h 03m
Korean Air
Deal found 1/13$790
This Delta deal was found by Cheapflights users on 1/13. 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.
Sat 2/213:59 pm
PDX
-
SGN
2 stops53h 51m
Delta
Thu 3/192:05 pm
SGN
-
PDX
2 stops44h 54m
Delta
Deal found 1/13$791
This oojo deal was found by Cheapflights users on 1/14. 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 4/123:42 pm
PDX
-
SGN
2 stops28h 33m
Multiple Airlines
Sat 4/256:05 pm
SGN
-
PDX
2 stops42h 48m
Multiple Airlines
Deal found 1/14$794
This United Airlines deal was found by Cheapflights users on 1/14. 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 8/245:30 am
PDX
-
SGN
3 stops28h 45m
United Airlines
Mon 9/77:00 am
SGN
-
PDX
2 stops31h 53m
United Airlines
Deal found 1/14$796
This Ovago deal was found by Cheapflights users on 1/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:30 am
PDX
-
SGN
2 stops25h 25m
ANA
Wed 4/227:00 am
SGN
-
PDX
2 stops31h 44m
ANA
Deal found 1/14$801
This United Airlines deal was found by Cheapflights users on 1/13. 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 9/235:30 am
PDX
-
SGN
3 stops26h 20m
United Airlines
Wed 10/77:00 am
SGN
-
PDX
3 stops25h 41m
United Airlines
Deal found 1/13$805
This FlightHub deal was found by Cheapflights users on 1/13. 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.
Mon 3/23:52 pm
PDX
-
SGN
2 stops27h 38m
STARLUX Airlines
Wed 3/1111:40 am
SGN
-
PDX
2 stops25h 01m
STARLUX Airlines
Deal found 1/13$807
This oojo deal was found by Cheapflights users on 1/13. 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 1/195:35 pm
PDX
-
SGN
2 stops32h 10m
STARLUX Airlines
Thu 1/225:50 pm
SGN
-
PDX
2 stops41h 57m
STARLUX Airlines
Deal found 1/13$808
This oojo deal was found by Cheapflights users on 1/14. 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.
Thu 4/23:42 pm
PDX
-
SGN
2 stops27h 58m
China Airlines
Sat 5/25:30 pm
SGN
-
PDX
2 stops19h 23m
China Airlines
Deal found 1/14$810

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 15, 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

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Wed 5/6

5:30 pm-10:10 am

2 stops26h 40m

Hanoi Noibai

Mon 5/11

11:10 am-10:53 pm

2 stops25h 43m

$780

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Sun 5/3

5:30 pm-10:10 am

2 stops26h 40m

Hanoi Noibai

Mon 5/11

11:10 am-10:53 pm

2 stops25h 43m

$784

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Mon 3/2

7:15 am-11:10 am

2 stops36h 55m

Hanoi Noibai

Wed 3/11

12:20 pm-4:55 pm

2 stops42h 35m

$786

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 1/18

1:35 pm-10:55 pm

3 stops42h 20m

Ho Chi Minh City

Tue 2/3

6:00 am-12:31 am

3 stops33h 31m

$817

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Mon 2/23

9:30 pm-10:30 am

2 stops46h 00m

Ho Chi Minh City

Wed 3/18

5:50 pm-9:50 am

2 stops30h 00m

$819

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sat 4/4

5:35 pm-9:50 pm

3 stops38h 15m

Ho Chi Minh City

Sat 4/18

7:00 am-12:44 am

2 stops31h 44m

$820

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Mon 1/19

5:35 am-10:55 pm

2 stops26h 20m

Ho Chi Minh City

Thu 1/22

6:00 am-11:06 pm

3 stops32h 06m

$826

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Wed 2/25

7:15 am-10:25 pm

2 stops24h 10m

Ho Chi Minh City

Mon 3/16

2:05 pm-10:23 pm

2 stops46h 18m

$829

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 2/22

7:15 am-12:50 pm

2 stops38h 35m

Ho Chi Minh City

Tue 3/17

2:05 pm-4:43 pm

2 stops40h 38m

$829

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Wed 2/25

7:15 am-12:50 pm

2 stops38h 35m

Ho Chi Minh City

Tue 3/17

2:05 pm-4:43 pm

2 stops40h 38m

$829

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 47 results
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5

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 $676). 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 15, 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
264 reviews

Boarding

8.9

Food

8.6

Comfort

8.8

Overall

8.9

Crew

9.1

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
264 reviews
STARLUX Airlines
8.9
Very good
264 reviews

Boarding

8.9

Food

8.6

Comfort

8.8

Overall

8.9

Crew

9.1

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
1,187 reviews
STARLUX Airlines
8.9
Very good
264 reviews

Boarding

8.9

Food

8.6

Comfort

8.8

Overall

8.9

Crew

9.1

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
264 reviews

Boarding

8.9

Food

8.6

Comfort

8.8

Overall

8.9

Crew

9.1

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
8,052 reviews
STARLUX Airlines
8.9
Very good
264 reviews

Boarding

8.9

Food

8.6

Comfort

8.8

Overall

8.9

Crew

9.1

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
9,164 reviews
STARLUX Airlines
8.9
Very good
264 reviews

Boarding

8.9

Food

8.6

Comfort

8.8

Overall

8.9

Crew

9.1

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 26h 40m. STARLUX Airlines provides one of the quickest options available for as low as $780. 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 - Hanoi Noibai or Portland - Da Nang.

  • 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 $676). 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 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$589Average$1,197FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$637Average$1,084FlexibilityNo cancel feeOn-time81%
STARLUX AirlinesCheapest$769Average$940FlexibilityNo cancel feeOn-timeN/A
ANACheapest$773Average$870FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$782Average$893FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$791Average$935FlexibilityNo cancel feeOn-time69%
China AirlinesCheapest$807Average$929FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$883Average$1,041FlexibilityNo cancel feeOn-time74%
Cathay PacificCheapest$907Average$1,180FlexibilityNo cancel feeOn-time72%
Vietnam AirlinesCheapest$1,025Average$1,365FlexibilityNo cancel feeOn-time81%

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