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

Japan Airlines, Korean Air, and ANA are the most popular carriers operating from Portland to Vietnam

What airlines fly to Vietnam?

STARLUX Airlines, Korean Air and United Airlines are the top three most popular airlines that fly to Vietnam from Portland according to our data. STARLUX Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Vietnam. Keep in mind that there are 10 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.

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 January 2026, there are 10 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.

$364 Cheap Flights from Portland to Vietnam in 2026

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Find the cheapest flights from Portland to Vietnam

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:15 am - 11:10 am

PDX

HAN

36h 55m

2 stops

11:05 pm - 1:09 pm

HAN

PDX

28h 04m

2 stops

$786Korean Air

Mon, Mar 2 - Wed, Mar 11

3:52 pm - 10:30 am

PDX

SGN

27h 38m

2 stops

5:50 pm - 10:41 pm

SGN

PDX

42h 51m

2 stops

$788STARLUX Airlines

Sun, Mar 1 - Wed, Mar 11

2:47 pm - 10:30 am

PDX

SGN

28h 43m

2 stops

6:05 pm - 9:50 am

SGN

PDX

29h 45m

2 stops

$794Multiple Airlines

Wed, Mar 4 - Wed, Apr 8

10:45 am - 9:35 pm

PDX

HAN

20h 50m

2 stops

11:10 pm - 4:10 pm

HAN

PDX

31h 00m

2 stops

$796Korean Air

Sun, May 3 - Wed, May 13

7:30 am - 10:55 pm

PDX

SGN

24h 25m

2 stops

11:05 pm - 11:04 pm

SGN

PDX

37h 59m

2 stops

$798United Airlines

Wed, Feb 25 - Fri, Mar 27

1:39 pm - 10:55 pm

PDX

SGN

43h 16m

3 stops

7:00 am - 12:53 am

SGN

PDX

31h 53m

2 stops

$803United Airlines

Wed, Mar 11 - Thu, Jun 11

3:52 pm - 5:00 pm

PDX

SGN

34h 08m

2 stops

11:40 am - 10:41 pm

SGN

PDX

25h 01m

2 stops

$807STARLUX Airlines

Sun, Mar 1 - Fri, Mar 13

7:15 am - 9:45 pm

PDX

HAN

23h 30m

2 stops

11:10 pm - 8:59 pm

HAN

PDX

35h 49m

2 stops

$829Delta

Sun, Mar 1 - Tue, Mar 31

5:30 pm - 10:20 am

PDX

HAN

49h 50m

2 stops

11:20 am - 10:41 pm

HAN

PDX

25h 21m

2 stops

$892China Airlines

Sat, Feb 28 - Thu, Mar 12

7:15 am - 9:35 pm

PDX

CXR

23h 20m

2 stops

11:05 pm - 4:43 pm

CXR

PDX

31h 38m

2 stops

$1,764Delta

Fri, Mar 6 - Fri, Mar 27

STARLUX Airlines flights from Portland to Vietnam

Our best STARLUX Airlines deals on Portland to Vietnam flight tickets

STARLUX Airlines

Mar 1

PDX3:52 pmPortland

27h 38m

2 stops

SGN10:30 amHo Chi Minh City

Mar 11

SGN5:50 pmHo Chi Minh City

42h 51m

2 stops

PDX10:41 pmPortland

$788

STARLUX Airlines

Mar 1

PDX3:52 pmPortland

34h 08m

2 stops

SGN5:00 pmHo Chi Minh City

Mar 13

SGN11:40 amHo Chi Minh City

25h 01m

2 stops

PDX10:41 pmPortland

$807

STARLUX Airlines

Mar 17

PDX5:40 pmPortland

33h 35m

2 stops

DAD5:15 pmDa Nang

Apr 21

DAD6:45 pmDa Nang

42h 08m

2 stops

PDX10:53 pmPortland

$860

United Airlines flights from Portland to Vietnam

Our best United Airlines deals on Portland to Vietnam flight tickets

United Airlines

Feb 25

PDX7:30 amPortland

24h 25m

2 stops

SGN10:55 pmHo Chi Minh City

Mar 27

SGN11:05 pmHo Chi Minh City

37h 59m

2 stops

PDX11:04 pmPortland

$798

United Airlines

Mar 11

PDX1:39 pmPortland

43h 16m

3 stops

SGN10:55 pmHo Chi Minh City

Jun 11

SGN7:00 amHo Chi Minh City

31h 53m

2 stops

PDX12:53 amPortland

$803

United Airlines

Jan 22

PDX1:35 pmPortland

42h 20m

3 stops

SGN10:55 pmHo Chi Minh City

Jan 29

SGN6:00 amHo Chi Minh City

32h 06m

3 stops

PDX11:06 pmPortland

$805

Fly from

Fly to

Route

Depart

Return

Price

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Mon 3/2

7:15 am-11:10 am

2 stops36h 55m

Hanoi Noibai

Wed 3/11

11:05 pm-1:09 pm

2 stops28h 04m

$786

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 3/1

3:52 pm-10:30 am

2 stops27h 38m

Ho Chi Minh City

Wed 3/11

5:50 pm-10:41 pm

2 stops42h 51m

$788

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Wed 3/4

2:47 pm-10:30 am

2 stops28h 43m

Ho Chi Minh City

Wed 4/8

6:05 pm-9:50 am

2 stops29h 45m

$794

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Sun 5/3

10:45 am-9:35 pm

2 stops20h 50m

Hanoi Noibai

Wed 5/13

11:10 pm-4:10 pm

2 stops31h 00m

$796

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Wed 2/25

7:30 am-10:55 pm

2 stops24h 25m

Ho Chi Minh City

Fri 3/27

11:05 pm-11:04 pm

2 stops37h 59m

$798

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Wed 3/11

1:39 pm-10:55 pm

3 stops43h 16m

Ho Chi Minh City

Thu 6/11

7:00 am-12:53 am

2 stops31h 53m

$803

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 3/1

3:52 pm-5:00 pm

2 stops34h 08m

Ho Chi Minh City

Fri 3/13

11:40 am-10:41 pm

2 stops25h 01m

$807

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Sun 3/1

7:15 am-9:45 pm

2 stops23h 30m

Hanoi Noibai

Tue 3/31

11:10 pm-8:59 pm

2 stops35h 49m

$829

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Sat 2/28

5:30 pm-10:20 am

2 stops49h 50m

Hanoi Noibai

Thu 3/12

11:20 am-10:41 pm

2 stops25h 21m

$892

PortlandNha Trang

PDX - CXR

PDXCXR

Portland

Fri 3/6

7:15 am-9:35 pm

2 stops23h 20m

Nha Trang Cam Ranh

Fri 3/27

11:05 pm-4:43 pm

2 stops31h 38m

$1,764

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 January is, on average, the cheapest month to fly to Vietnam from Portland, with most prices found around $843. If you don’t want to visit Vietnam in January, then you should wait until February to fly from Portland, when ticket prices are also cheap, with an average price of $869.

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 $1,010 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 $832 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

Fastest flight time	21h 05m
Direct flights	None

The fastest flight from Portland to Vietnam takes 21h 05m

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 January 2026, there are 10 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
Delta	PriceFrom $589	Free Cancellation	Rating 7.9 8,075 reviews	Search Delta flights
Korean Air	PriceFrom $637	Free Cancellation	Rating 8.4 1,187 reviews	Search Korean Air flights
STARLUX Airlines	PriceFrom $747	Free Cancellation	Rating 8.9 267 reviews	Search STARLUX Airlines flights
ANA	PriceFrom $773	Free Cancellation	Rating 8.4 1,077 reviews	Search ANA flights
Japan Airlines	PriceFrom $782	Free Cancellation	Rating 8.3 1,687 reviews	Search Japan Airlines flights
United Airlines	PriceFrom $791	Free Cancellation	Rating 7.4 9,176 reviews	Search United Airlines flights
China Airlines	PriceFrom $807	Free Cancellation	Rating 8.3 799 reviews	Search China Airlines flights
EVA Air	PriceFrom $883	Free Cancellation	Rating 8.4 1,325 reviews	Search EVA Air flights
Cathay Pacific	PriceFrom $907	Free Cancellation	Rating 7.6 1,139 reviews	Search Cathay Pacific flights
Vietnam Airlines	PriceFrom $1,025	Free Cancellation	Rating 7.6 220 reviews	Search Vietnam Airlines 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.