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

Japan Airlines, United Airlines, and Korean Air 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 39% 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.

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 November 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.

$386 Cheap Flights from Portland to Vietnam in 2025/26

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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.

5:19 am - 10:40 amPDX-HAN

39h 21m2 stops

11:10 pm - 4:56 pmHAN-PDX

31h 46m2 stops

$800Delta

Find Deal

Sun, Mar 29 - Tue, Apr 7

5:40 pm - 10:40 amPDX-HAN

27h 00m2 stops

11:10 pm - 10:23 pmHAN-PDX

37h 13m2 stops

$805Korean Air

Find Deal

Tue, Mar 31 - Tue, Apr 7

7:45 am - 11:05 pmPDX-HAN

24h 20m2 stops

12:25 am - 2:48 pmHAN-PDX

29h 23m2 stops

$809ANA

Find Deal

Wed, Jan 21 - Tue, Jan 27

2:30 pm - 10:35 amPDX-HAN

29h 05m2 stops

11:20 am - 11:46 pmHAN-PDX

27h 26m2 stops

$811China Airlines

Find Deal

Thu, Jan 15 - Thu, Feb 26

7:38 pm - 4:50 pmPDX-SGN

30h 12m2 stops

11:00 am - 4:50 pmSGN-PDX

44h 50m2 stops

$816China Airlines

Find Deal

Sat, Jan 17 - Fri, Feb 20

7:30 am - 10:55 pmPDX-SGN

24h 25m2 stops

6:00 am - 12:39 amSGN-PDX

33h 39m2 stops

$817United Airlines

Find Deal

Mon, Jan 5 - Sat, Jan 31

7:57 pm - 10:55 pmPDX-SGN

35h 58m2 stops

6:00 am - 6:47 pmSGN-PDX

26h 47m2 stops

$823United Airlines

Find Deal

Thu, Feb 26 - Fri, Mar 27

6:30 am - 10:25 pmPDX-SGN

24h 55m2 stops

8:00 am - 1:11 pmSGN-PDX

19h 11m2 stops

$828Korean Air

Find Deal

Tue, Jan 13 - Sat, Mar 14

5:19 am - 10:40 amPDX-HAN

39h 21m2 stops

11:10 pm - 6:58 pmHAN-PDX

33h 48m2 stops

$848Delta

Find Deal

Sun, Mar 29 - Thu, Apr 9

5:51 pm - 1:15 pmPDX-DAD

28h 24m2 stops

1:00 pm - 8:48 pmDAD-PDX

22h 48m2 stops

$950EVA Air

Find Deal

Mon, Jan 12 - Thu, Jan 29

Cathay Pacific flights from Portland to Vietnam

Our best Cathay Pacific deals on Portland to Vietnam flight tickets

Cathay Pacific

Feb 10

PDX2:57 pmPortland

28h 38m

2 stops

SGN10:35 amHo Chi Minh City

Mar 10

SGN11:35 amHo Chi Minh City

36h 00m

2 stops

PDX9:35 amPortland

$833

Find similar

Cathay Pacific

Feb 9

PDX2:57 pmPortland

28h 38m

2 stops

SGN10:35 amHo Chi Minh City

Feb 23

SGN11:35 amHo Chi Minh City

37h 00m

2 stops

PDX9:35 amPortland

$851

Find similar

Cathay Pacific

Nov 29

PDX2:50 pmPortland

28h 45m

2 stops

SGN10:35 amHo Chi Minh City

Dec 27

SGN7:15 amHo Chi Minh City

28h 45m

2 stops

PDX9:00 pmPortland

$1,158

Find similar

China Eastern flights from Portland to Vietnam

Our best China Eastern deals on Portland to Vietnam flight tickets

China Eastern

Jan 18

PDX6:30 amPortland

27h 40m

2 stops

SGN1:10 amHo Chi Minh City

Feb 3

SGN4:40 amHo Chi Minh City

26h 45m

2 stops

PDX4:25 pmPortland

$866

Find similar

China Eastern

Jan 15

PDX6:30 amPortland

28h 15m

2 stops

HAN1:45 amHanoi Noibai

Mar 4

HAN2:45 amHanoi Noibai

28h 25m

2 stops

PDX4:10 pmPortland

$917

Find similar

China Eastern

Nov 26

PDX6:29 amPortland

27h 41m

2 stops

SGN1:10 amHo Chi Minh City

Dec 18

SGN2:10 amHo Chi Minh City

29h 25m

2 stops

PDX4:35 pmPortland

$1,019

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Sun 3/29

5:19 am-10:40 am

2 stops39h 21m

Hanoi Noibai

Tue 4/7

11:10 pm-4:56 pm

2 stops31h 46m

$800

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Tue 3/31

5:40 pm-10:40 am

2 stops27h 00m

Hanoi Noibai

Tue 4/7

11:10 pm-10:23 pm

2 stops37h 13m

$805

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Wed 1/21

7:45 am-11:05 pm

2 stops24h 20m

Hanoi Noibai

Tue 1/27

12:25 am-2:48 pm

2 stops29h 23m

$809

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Thu 1/15

2:30 pm-10:35 am

2 stops29h 05m

Hanoi Noibai

Thu 2/26

11:20 am-11:46 pm

2 stops27h 26m

$811

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sat 1/17

7:38 pm-4:50 pm

2 stops30h 12m

Ho Chi Minh City

Fri 2/20

11:00 am-4:50 pm

2 stops44h 50m

$816

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Mon 1/5

7:30 am-10:55 pm

2 stops24h 25m

Ho Chi Minh City

Sat 1/31

6:00 am-12:39 am

2 stops33h 39m

$817

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Thu 2/26

7:57 pm-10:55 pm

2 stops35h 58m

Ho Chi Minh City

Fri 3/27

6:00 am-6:47 pm

2 stops26h 47m

$823

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Tue 1/13

6:30 am-10:25 pm

2 stops24h 55m

Ho Chi Minh City

Sat 3/14

8:00 am-1:11 pm

2 stops19h 11m

$828

PortlandHanoi

PDX - HAN

PDXHAN

Portland

Sun 3/29

5:19 am-10:40 am

2 stops39h 21m

Hanoi Noibai

Thu 4/9

11:10 pm-6:58 pm

2 stops33h 48m

$848

PortlandDa Nang

PDX - DAD

PDXDAD

Portland

Mon 1/12

5:51 pm-1:15 pm

2 stops28h 24m

Da Nang

Thu 1/29

1:00 pm-8:48 pm

2 stops22h 48m

$950

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 February is, on average, the cheapest month to fly to Vietnam from Portland, with most prices found around $869. If you don’t want to visit Vietnam in February, then you should wait until September to fly from Portland, when ticket prices are also cheap, with an average price of $888.

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 $1,041 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 $853 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	22h 23m
Direct flights	None

The fastest flight from Portland to Vietnam takes 22h 23m

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 November 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
Delta	PriceFrom $631	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
STARLUX Airlines	PriceFrom $769	Free Cancellation	Rating 8.9 235 reviews	Search STARLUX Airlines flights
Singapore Airlines	PriceFrom $779	Free Cancellation	Rating 8.1 1,409 reviews	Search Singapore Airlines flights
ANA	PriceFrom $788	Free Cancellation	Rating 8.4 1,010 reviews	Search ANA flights
Korean Air	PriceFrom $789	Free Cancellation	Rating 8.4 1,170 reviews	Search Korean Air flights
United Airlines	PriceFrom $799	Free Cancellation	Rating 7.4 9,046 reviews	Search United Airlines flights
China Airlines	PriceFrom $810	Free Cancellation	Rating 8.3 782 reviews	Search China Airlines flights
Japan Airlines	PriceFrom $859	Free Cancellation	Rating 8.3 1,630 reviews	Search Japan Airlines flights
EVA Air	PriceFrom $901	Free Cancellation	Rating 8.4 1,283 reviews	Search EVA Air flights
Cathay Pacific	PriceFrom $907	Free Cancellation	Rating 7.6 1,068 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.