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

Japan Airlines, ANA, and United Airlines 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 38% 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 December 2025, 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.

$375 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.

7:45 am - 11:05 pm

PDX

HAN

24h 20m2 stops

12:25 am - 2:46 pm

HAN

PDX

29h 21m2 stops

$715ANA

mié., ene. 21 - dom., feb. 1

7:45 am - 11:05 pm

PDX

HAN

24h 20m2 stops

12:25 am - 6:55 pm

HAN

PDX

33h 30m2 stops

$740ANA

jue., ene. 22 - mié., ene. 28

5:35 am - 11:05 pm

PDX

HAN

26h 30m2 stops

12:25 am - 2:46 pm

HAN

PDX

29h 21m2 stops

$749ANA

sáb., ene. 17 - mié., ene. 28

1:39 pm - 9:50 pm

PDX

SGN

42h 11m3 stops

11:15 pm - 8:45 pm

SGN

PDX

35h 30m2 stops

$793United Airlines

jue., abr. 23 - dom., may. 31

7:58 pm - 11:20 pm

PDX

SGN

37h 22m2 stops

7:35 am - 4:56 pm

SGN

PDX

23h 21m2 stops

$796Korean Air

vie., mar. 13 - lun., abr. 6

5:35 am - 9:50 pm

PDX

SGN

26h 15m2 stops

11:15 pm - 8:45 pm

SGN

PDX

35h 30m2 stops

$797United Airlines

jue., abr. 23 - dom., may. 31

7:10 am - 9:45 pm

PDX

HAN

23h 35m2 stops

11:05 pm - 4:30 pm

HAN

PDX

32h 25m2 stops

$805Korean Air

sáb., ene. 17 - vie., feb. 6

8:30 am - 10:00 am

PDX

SGN

35h 30m2 stops

5:30 pm - 9:05 am

SGN

PDX

29h 35m2 stops

$811China Airlines

mar., mar. 17 - dom., abr. 19

5:15 pm - 11:10 am

PDX

HAN

50h 55m2 stops

11:05 pm - 10:07 am

HAN

PDX

50h 02m2 stops

$811Delta

mié., dic. 31 - sáb., feb. 7

7:10 am - 2:15 pm

PDX

DAD

40h 05m2 stops

3:45 pm - 6:50 pm

DAD

PDX

42h 05m2 stops

$884Delta

dom., ene. 18 - mar., feb. 3

United Airlines flights from Portland to Vietnam

Our best United Airlines deals on Portland to Vietnam flight tickets

United Airlines

Apr 23

PDX1:39 pmPortland

42h 11m

3 stops

SGN9:50 pmHo Chi Minh City

May 31

SGN11:15 pmHo Chi Minh City

35h 30m

2 stops

PDX8:45 pmPortland

$793

Find similar

United Airlines

Apr 23

PDX5:35 amPortland

26h 15m

2 stops

SGN9:50 pmHo Chi Minh City

May 31

SGN11:15 pmHo Chi Minh City

35h 30m

2 stops

PDX8:45 pmPortland

$797

Find similar

United Airlines

May 11

PDX5:30 amPortland

28h 45m

3 stops

SGN12:15 amHo Chi Minh City

May 24

SGN11:15 pmHo Chi Minh City

47h 53m

2 stops

PDX9:08 amPortland

$798

Find similar

China Airlines flights from Portland to Vietnam

Our best China Airlines deals on Portland to Vietnam flight tickets

China Airlines

Mar 17

PDX8:30 amPortland

35h 30m

2 stops

SGN10:00 amHo Chi Minh City

Apr 19

SGN5:30 pmHo Chi Minh City

29h 35m

2 stops

PDX9:05 amPortland

$811

Find similar

China Airlines

Feb 23

PDX1:36 pmPortland

29h 24m

2 stops

SGN10:00 amHo Chi Minh City

Apr 2

SGN5:30 pmHo Chi Minh City

18h 51m

2 stops

PDX10:21 pmPortland

$814

Find similar

China Airlines

Feb 7

PDX1:38 pmPortland

36h 12m

2 stops

SGN4:50 pmHo Chi Minh City

Mar 7

SGN11:00 amHo Chi Minh City

27h 44m

2 stops

PDX11:44 pmPortland

$835

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandHanoi

PDX - HAN

PDXHAN

Portland

mié. 1/21

7:45 am-11:05 pm

2 stops24h 20m

Hanoi Noibai

dom. 2/1

12:25 am-2:46 pm

2 stops29h 21m

$715

PortlandHanoi

PDX - HAN

PDXHAN

Portland

jue. 1/22

7:45 am-11:05 pm

2 stops24h 20m

Hanoi Noibai

mié. 1/28

12:25 am-6:55 pm

2 stops33h 30m

$740

PortlandHanoi

PDX - HAN

PDXHAN

Portland

sáb. 1/17

5:35 am-11:05 pm

2 stops26h 30m

Hanoi Noibai

mié. 1/28

12:25 am-2:46 pm

2 stops29h 21m

$749

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

jue. 4/23

1:39 pm-9:50 pm

3 stops42h 11m

Ho Chi Minh City

dom. 5/31

11:15 pm-8:45 pm

2 stops35h 30m

$793

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

vie. 3/13

7:58 pm-11:20 pm

2 stops37h 22m

Ho Chi Minh City

lun. 4/6

7:35 am-4:56 pm

2 stops23h 21m

$796

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

jue. 4/23

5:35 am-9:50 pm

2 stops26h 15m

Ho Chi Minh City

dom. 5/31

11:15 pm-8:45 pm

2 stops35h 30m

$797

PortlandHanoi

PDX - HAN

PDXHAN

Portland

sáb. 1/17

7:10 am-9:45 pm

2 stops23h 35m

Hanoi Noibai

vie. 2/6

11:05 pm-4:30 pm

2 stops32h 25m

$805

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

mar. 3/17

8:30 am-10:00 am

2 stops35h 30m

Ho Chi Minh City

dom. 4/19

5:30 pm-9:05 am

2 stops29h 35m

$811

PortlandHanoi

PDX - HAN

PDXHAN

Portland

mié. 12/31

5:15 pm-11:10 am

2 stops50h 55m

Hanoi Noibai

sáb. 2/7

11:05 pm-10:07 am

2 stops50h 02m

$811

PortlandDa Nang

PDX - DAD

PDXDAD

Portland

dom. 1/18

7:10 am-2:15 pm

2 stops40h 05m

Da Nang

mar. 2/3

3:45 pm-6:50 pm

2 stops42h 05m

$884

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 $860. 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 $863.

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 $1,016 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 $845 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 25m
Direct flights	None

The fastest flight from Portland to Vietnam takes 21h 25m

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 December 2025, 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
STARLUX Airlines	PriceFrom $769	Free Cancellation	Rating 8.9 243 reviews	Search STARLUX Airlines flights
Delta	PriceFrom $784	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
ANA	PriceFrom $788	Free Cancellation	Rating 8.4 1,021 reviews	Search ANA flights
Korean Air	PriceFrom $789	Free Cancellation	Rating 8.4 1,184 reviews	Search Korean Air flights
United Airlines	PriceFrom $800	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
China Airlines	PriceFrom $807	Free Cancellation	Rating 8.2 788 reviews	Search China Airlines flights
Japan Airlines	PriceFrom $859	Free Cancellation	Rating 8.3 1,653 reviews	Search Japan Airlines flights
EVA Air	PriceFrom $901	Free Cancellation	Rating 8.4 1,296 reviews	Search EVA Air flights
Cathay Pacific	PriceFrom $907	Free Cancellation	Rating 7.6 1,095 reviews	Search Cathay Pacific flights
Vietnam Airlines	PriceFrom $1,025	Free Cancellation	Rating 7.6 216 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.