What airlines fly to Vietnam?

Korean Air, STARLUX Airlines and United Airlines are the top three most popular airlines that fly to Vietnam from Portland according to our data. Korean Air is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Vietnam. Keep in mind that there are 11 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Portland to Vietnam?

Japan Airlines, STARLUX Airlines, and United Airlines are the most popular carriers operating from Portland to Vietnam

When did momondo last update prices for flights from Portland Airport to Vietnam?

Prices for flights from Portland Airport to Vietnam are updated daily.

How many operators does momondo search for flights from Portland Airport to Vietnam?

As of October 2025, there are 11 operators available to choose from for flights from Portland Airport to Vietnam.

How old do you have to be to fly from Portland Airport to Vietnam?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Vietnam.

What documentation or ID do you need to fly to Vietnam?

The travel and health documents required for your trip to Vietnam can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Vietnam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$377 Cheap Flights from Portland to Vietnam in 2025/26

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Find the cheapest flights from Portland to Vietnam

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:10 pm - 12:50 pmPDX-SGN

28h 40m2 stops

11:50 pm - 4:15 pmSGN-PDX

31h 25m2 stops

$790Korean Air

Find Deal

Sun, Jan 18 - Tue, Feb 3

3:54 pm - 10:55 pmPDX-SGN

40h 01m3 stops

11:05 pm - 12:37 amSGN-PDX

40h 32m2 stops

$793United Airlines

Find Deal

Tue, Nov 11 - Mon, Dec 1

7:38 pm - 4:50 pmPDX-SGN

30h 12m2 stops

5:50 pm - 1:19 pmSGN-PDX

34h 29m2 stops

$794China Airlines

Find Deal

Tue, Jan 20 - Tue, Mar 3

3:54 pm - 10:55 pmPDX-SGN

40h 01m2 stops

11:05 pm - 10:52 pmSGN-PDX

38h 47m2 stops

$797United Airlines

Find Deal

Tue, Nov 11 - Mon, Dec 1

2:30 pm - 4:50 pmPDX-SGN

36h 20m2 stops

5:50 pm - 6:17 amSGN-PDX

27h 27m2 stops

$799China Airlines

Find Deal

Mon, Oct 27 - Tue, Nov 18

5:30 pm - 10:30 amPDX-SGN

26h 00m2 stops

11:40 am - 8:37 pmSGN-PDX

23h 57m2 stops

$802STARLUX Airlines

Find Deal

Mon, Nov 3 - Wed, Nov 12

5:30 pm - 10:30 amPDX-SGN

26h 00m2 stops

11:40 am - 12:18 amSGN-PDX

27h 38m2 stops

$831STARLUX Airlines

Find Deal

Mon, Nov 3 - Wed, Nov 26

9:11 am - 11:20 pmPDX-SGN

23h 09m2 stops

11:50 pm - 10:40 pmSGN-PDX

37h 50m2 stops

$863Delta

Find Deal

Sun, Nov 9 - Tue, Dec 2

7:10 am - 11:20 pmPDX-SGN

26h 10m2 stops

1:55 pm - 8:47 pmSGN-PDX

44h 52m2 stops

$864Delta

Find Deal

Sun, Mar 15 - Sun, Apr 5

9:10 am - 11:20 pmPDX-SGN

24h 10m2 stops

1:55 pm - 4:29 pmSGN-PDX

40h 34m2 stops

$870Korean Air

Find Deal

Fri, Mar 13 - Sun, Apr 5

Korean Air flights from Portland to Vietnam

Our best Korean Air deals on Portland to Vietnam flight tickets

Korean Air

Jan 18

PDX5:10 pmPortland

28h 40m

2 stops

SGN12:50 pmHo Chi Minh City

Feb 3

SGN11:50 pmHo Chi Minh City

31h 25m

2 stops

PDX4:15 pmPortland

$790

Find similar

Korean Air

Mar 13

PDX9:10 amPortland

24h 10m

2 stops

SGN11:20 pmHo Chi Minh City

Apr 5

SGN1:55 pmHo Chi Minh City

40h 34m

2 stops

PDX4:29 pmPortland

$870

Find similar

Korean Air

Dec 1

PDX6:29 amPortland

24h 56m

2 stops

SGN10:25 pmHo Chi Minh City

Dec 25

SGN8:00 amHo Chi Minh City

18h 38m

2 stops

PDX11:38 amPortland

$871

Find similar

United Airlines flights from Portland to Vietnam

Our best United Airlines deals on Portland to Vietnam flight tickets

United Airlines

Nov 11

PDX3:54 pmPortland

40h 01m

3 stops

SGN10:55 pmHo Chi Minh City

Dec 1

SGN11:05 pmHo Chi Minh City

40h 32m

2 stops

PDX12:37 amPortland

$793

Find similar

United Airlines

Nov 11

PDX3:54 pmPortland

40h 01m

2 stops

SGN10:55 pmHo Chi Minh City

Dec 1

SGN11:05 pmHo Chi Minh City

38h 47m

2 stops

PDX10:52 pmPortland

$797

Find similar

United Airlines

Feb 24

PDX1:32 pmPortland

41h 18m

2 stops

SGN9:50 pmHo Chi Minh City

Apr 2

SGN7:00 amHo Chi Minh City

31h 19m

3 stops

PDX12:19 amPortland

$801

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 1/18

5:10 pm-12:50 pm

2 stops28h 40m

Ho Chi Minh City

Tue 2/3

11:50 pm-4:15 pm

2 stops31h 25m

$790

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Tue 11/11

3:54 pm-10:55 pm

3 stops40h 01m

Ho Chi Minh City

Mon 12/1

11:05 pm-12:37 am

2 stops40h 32m

$793

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Tue 1/20

7:38 pm-4:50 pm

2 stops30h 12m

Ho Chi Minh City

Tue 3/3

5:50 pm-1:19 pm

2 stops34h 29m

$794

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Tue 11/11

3:54 pm-10:55 pm

2 stops40h 01m

Ho Chi Minh City

Mon 12/1

11:05 pm-10:52 pm

2 stops38h 47m

$797

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Mon 10/27

2:30 pm-4:50 pm

2 stops36h 20m

Ho Chi Minh City

Tue 11/18

5:50 pm-6:17 am

2 stops27h 27m

$799

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Mon 11/3

5:30 pm-10:30 am

2 stops26h 00m

Ho Chi Minh City

Wed 11/12

11:40 am-8:37 pm

2 stops23h 57m

$802

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Mon 11/3

5:30 pm-10:30 am

2 stops26h 00m

Ho Chi Minh City

Wed 11/26

11:40 am-12:18 am

2 stops27h 38m

$831

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 11/9

9:11 am-11:20 pm

2 stops23h 09m

Ho Chi Minh City

Tue 12/2

11:50 pm-10:40 pm

2 stops37h 50m

$863

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 3/15

7:10 am-11:20 pm

2 stops26h 10m

Ho Chi Minh City

Sun 4/5

1:55 pm-8:47 pm

2 stops44h 52m

$864

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Fri 3/13

9:10 am-11:20 pm

2 stops24h 10m

Ho Chi Minh City

Sun 4/5

1:55 pm-4:29 pm

2 stops40h 34m

$870

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Vietnam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Vietnam?

The month of September is, on average, the cheapest month to fly to Vietnam from Portland, with most prices found around $890. If you don’t want to visit Vietnam in September, then you should wait until November to fly from Portland, when ticket prices are also cheap, with an average price of $900.

What is the cheapest day to depart on your flight to Vietnam?

According to our data, Friday is the cheapest day to fly to Vietnam from Portland. The lowest ticket price found for a Friday departure recently was $1,106. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Vietnam on Tuesday is $1,285.

What is the cheapest time of day to depart on your flight to Vietnam?

Flying to Vietnam from Portland at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,136 when looking at flights departing at noon. In the afternoon is when there is more demand to fly to Vietnam, so prices are often more expensive at around $1,246 per ticket.

How far in advance should I book a flight to Vietnam?

You are more likely to see cheaper flights to Vietnam from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around $1,065 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from Portland for as low as $906 on momondo.

Cheap Portland to Vietnam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Vietnam

Direct flights	None

There are no direct flights from Portland to Vietnam. There are no popular flight routes from Portland to Vietnam.

Search flight deals

When did momondo last update prices for flights from Portland Airport to Vietnam?
Prices for flights from Portland Airport to Vietnam are updated daily.
How many operators does momondo search for flights from Portland Airport to Vietnam?
As of October 2025, there are 11 operators available to choose from for flights from Portland Airport to Vietnam.
How old do you have to be to fly from Portland Airport to Vietnam?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Vietnam.
What documentation or ID do you need to fly to Vietnam?
The travel and health documents required for your trip to Vietnam can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Vietnam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Portland to Vietnam

Compare and see reviews for airlines that fly from Portland to Vietnam with momondo

Airline	Rating	Free Cancellation	Price
STARLUX Airlines	PriceFrom $753	Free Cancellation	Rating 8.9 219 reviews	Search STARLUX Airlines flights
Singapore Airlines	PriceFrom $779	Free Cancellation	Rating 8.1 1,382 reviews	Search Singapore Airlines flights
Delta	PriceFrom $784	Free Cancellation	Rating 7.9 7,978 reviews	Search Delta flights
ANA	PriceFrom $788	Free Cancellation	Rating 8.4 986 reviews	Search ANA flights
Korean Air	PriceFrom $789	Free Cancellation	Rating 8.4 1,149 reviews	Search Korean Air flights
United Airlines	PriceFrom $799	Free Cancellation	Rating 7.4 8,982 reviews	Search United Airlines flights
China Airlines	PriceFrom $810	Free Cancellation	Rating 8.3 768 reviews	Search China Airlines flights
Japan Airlines	PriceFrom $883	Free Cancellation	Rating 8.3 1,579 reviews	Search Japan Airlines flights
EVA Air	PriceFrom $901	Free Cancellation	Rating 8.4 1,251 reviews	Search EVA Air flights
Cathay Pacific	PriceFrom $941	Free Cancellation	Rating 7.6 1,028 reviews	Search Cathay Pacific flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Vietnam?

Finding the right flight to Vietnam from Portland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Vietnam quick and easy, saving you time and money.

Can I find flights from Portland to Vietnam with flexible booking policies on momondo?

momondo does allow users to show only those flights to Vietnam from Portland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portland to Vietnam?

momondo provides multiple filters to help you find the best flight to Vietnam from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Vietnam right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Vietnam from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.