How long is the flight from Oregon to Portugal?

Average flight duration from Oregon to Portugal depends on which airport you fly into and out of. Flying from Portland to Lisbon is 15h 10m on average, while flying from Redmond to Lisbon is 18h 05m on average. Lisbon is the most popular airport in Portugal.

What is the cheapest airline that flies from Oregon to Portugal?

United Airlines, Air Canada, and British Airways are the most popular carriers operating from Oregon to Portugal

What airlines fly to Portugal?

British Airways, United Airlines and Delta are the top three most popular airlines that fly to Portugal from Oregon according to our data. British Airways is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 8 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Oregon to Portugal?

Prices for flights from Oregon to Portugal refresh daily.

How many operators does momondo search for flights from Oregon to Portugal?

There are 8 operators available for flights from Oregon to Portugal as of May 2026.

How old do you have to be to fly from Oregon to Portugal?

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 Oregon to Portugal.

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

The required travel and health documents for your Portugal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$317 Cheap Flights from Oregon to Portugal in 2026

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Find the cheapest flights from Oregon to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:05 pm - 9:20 am

BOI

LIS

31h 15m

2 stops

1:00 pm - 7:16 pm

LIS

BOI

37h 16m

2 stops

$727Air Canada

Mon, Oct 19 - Tue, Nov 3

6:25 am - 8:20 am

BOI

LIS

18h 55m

2 stops

1:00 pm - 2:56 pm

LIS

BOI

32h 56m

2 stops

$728United Airlines

Sun, Oct 18 - Tue, Nov 3

6:55 pm - 11:00 am

BOI

LIS

34h 05m

2 stops

1:00 pm - 7:16 pm

LIS

BOI

37h 16m

2 stops

$732Air Canada

Sat, Oct 31 - Thu, Nov 12

1:15 pm - 2:55 pm

BOI

LIS

18h 40m

2 stops

12:20 pm - 4:49 pm

LIS

BOI

35h 29m

2 stops

$752Delta

Sun, Oct 18 - Mon, Nov 2

5:45 pm - 8:00 pm

PDX

OPO

18h 15m

2 stops

8:20 am - 11:51 pm

OPO

PDX

23h 31m

2 stops

$754Multiple Airlines

Sun, Nov 1 - Tue, Nov 24

1:30 pm - 4:00 pm

PDX

OPO

18h 30m

2 stops

8:20 am - 11:51 pm

OPO

PDX

23h 31m

2 stops

$756American Airlines

Sun, Oct 18 - Tue, Nov 17

8:40 am - 10:45 am

BOI

LIS

19h 05m

2 stops

11:15 am - 10:05 am

LIS

BOI

29h 50m

2 stops

$793Delta

Tue, Oct 20 - Sun, Nov 1

5:45 pm - 5:45 pm

PDX

LIS

16h 00m

1 stop

6:30 am - 10:59 pm

LIS

PDX

24h 29m

2 stops

$796Multiple Airlines

Sun, Nov 1 - Tue, Nov 24

3:30 pm - 7:00 am

PDX

OPO

55h 30m

2 stops

6:00 am - 12:02 am

OPO

PDX

26h 02m

2 stops

$801Lufthansa

Sat, Oct 17 - Wed, Nov 18

1:28 pm - 3:35 pm

PDX

LIS

18h 07m

2 stops

11:05 am - 10:25 pm

LIS

PDX

19h 20m

2 stops

$812American Airlines

Tue, Oct 20 - Tue, Nov 10

Scandinavian Airlines flights from Oregon to Portugal

Our best Scandinavian Airlines deals on Oregon to Portugal flight tickets

Scandinavian Airlines

Oct 26

PDX1:00 pmPortland

44h 05m

2 stops

LIS4:05 pmLisbon Humberto Delgado

Nov 17

LIS4:55 pmLisbon Humberto Delgado

37h 31m

2 stops

PDX10:26 pmPortland

$832

Scandinavian Airlines

Oct 27

PDX10:00 amPortland

47h 05m

2 stops

LIS4:05 pmLisbon Humberto Delgado

Nov 17

LIS4:55 pmLisbon Humberto Delgado

37h 31m

2 stops

PDX10:26 pmPortland

$838

British Airways flights from Oregon to Portugal

Our best British Airways deals on Oregon to Portugal flight tickets

British Airways

Nov 1

PDX5:45 pmPortland

20h 00m

1 stop

LIS9:45 pmLisbon Humberto Delgado

Nov 24

LIS7:40 pmLisbon Humberto Delgado

28h 15m

1 stop

PDX3:55 pmPortland

$823

British Airways

Oct 26

PDX6:45 pmPortland

17h 10m

1 stop

LIS6:55 pmLisbon Humberto Delgado

Nov 18

LIS7:05 amLisbon Humberto Delgado

16h 50m

1 stop

PDX3:55 pmPortland

$840

British Airways

Oct 26

PDX6:45 pmPortland

17h 10m

1 stop

LIS6:55 pmLisbon Humberto Delgado

Nov 14

LIS12:55 pmLisbon Humberto Delgado

35h 00m

1 stop

PDX3:55 pmPortland

$864

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Mon 10/19

7:05 pm-9:20 am

2 stops31h 15m

Lisbon Humberto Delgado

Tue 11/3

1:00 pm-7:16 pm

2 stops37h 16m

$727

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Sun 10/18

6:25 am-8:20 am

2 stops18h 55m

Lisbon Humberto Delgado

Tue 11/3

1:00 pm-2:56 pm

2 stops32h 56m

$728

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Sat 10/31

6:55 pm-11:00 am

2 stops34h 05m

Lisbon Humberto Delgado

Thu 11/12

1:00 pm-7:16 pm

2 stops37h 16m

$732

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Sun 10/18

1:15 pm-2:55 pm

2 stops18h 40m

Lisbon Humberto Delgado

Mon 11/2

12:20 pm-4:49 pm

2 stops35h 29m

$752

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sun 11/1

5:45 pm-8:00 pm

2 stops18h 15m

Porto

Tue 11/24

8:20 am-11:51 pm

2 stops23h 31m

$754

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sun 10/18

1:30 pm-4:00 pm

2 stops18h 30m

Porto

Tue 11/17

8:20 am-11:51 pm

2 stops23h 31m

$756

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Tue 10/20

8:40 am-10:45 am

2 stops19h 05m

Lisbon Humberto Delgado

Sun 11/1

11:15 am-10:05 am

2 stops29h 50m

$793

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Sun 11/1

5:45 pm-5:45 pm

1 stop16h 00m

Lisbon Humberto Delgado

Tue 11/24

6:30 am-10:59 pm

2 stops24h 29m

$796

PortlandPorto

PDX - OPO

PDXOPO

Portland

Sat 10/17

3:30 pm-7:00 am

2 stops55h 30m

Porto

Wed 11/18

6:00 am-12:02 am

2 stops26h 02m

$801

Quickest round-trip

PortlandLisbon

PDX - LIS

PDXLIS

Portland

Tue 10/20

1:28 pm-3:35 pm

2 stops18h 07m

Lisbon Humberto Delgado

Tue 11/10

11:05 am-10:25 pm

2 stops19h 20m

$812

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 Oregon to Portugal

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

Other information

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Oregon is in March. Flight prices, which tend to average around $360, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Portugal from Oregon during November instead. Flights to Portugal in November, while not as cheap as those in March, still average around $364.

How far in advance should I book a flight from Oregon to Portugal?

You are more likely to see cheaper flights to Portugal from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $827 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Oregon for as low as $685 on momondo.

Can stopping save me money on Oregon to Portugal flights?

You could potentially save up to 40% on your flight if you consider stops on a Oregon to Portugal flight.

Cheap Oregon to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Portugal

Fastest flight time	15h 10m
Direct flights	None

The fastest flight from Oregon to Portugal takes 15h 10m

There are no direct flights from Oregon to Portugal. There are no popular flight routes from Oregon to Portugal.

Search flight deals

Frequently asked questions about flying from Oregon to Portugal

When did momondo last update prices for flights from Oregon to Portugal?
Prices for flights from Oregon to Portugal refresh daily.
How many operators does momondo search for flights from Oregon to Portugal?
There are 8 operators available for flights from Oregon to Portugal as of May 2026.
How old do you have to be to fly from Oregon to Portugal?
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 Oregon to Portugal.
What documentation or ID do you need to fly to Portugal?
The required travel and health documents for your Portugal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Oregon to Portugal

Compare and see reviews for airlines that fly from Oregon to Portugal with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $360	Free Cancellation	Rating 7.0 650 reviews	Search Icelandair flights
KLM	PriceFrom $492	Free Cancellation	Rating 7.8 1,511 reviews	Search KLM flights
Delta	PriceFrom $494	Free Cancellation	Rating 7.9 8,460 reviews	Search Delta flights
Lufthansa	PriceFrom $501	Free Cancellation	Rating 6.8 7,975 reviews	Search Lufthansa flights
United Airlines	PriceFrom $508	Free Cancellation	Rating 7.4 9,687 reviews	Search United Airlines flights
British Airways	PriceFrom $510	Free Cancellation	Rating 6.7 7,948 reviews	Search British Airways flights
American Airlines	PriceFrom $524	Free Cancellation	Rating 7.1 11,669 reviews	Search American Airlines flights
Air Canada	PriceFrom $577	Free Cancellation	Rating 7.1 11,003 reviews	Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Portugal?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Oregon to Portugal. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Oregon to Portugal with flexible booking policies on momondo?

Flights from Oregon to Portugal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Oregon to Portugal?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oregon to Portugal.

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

Of course. momondo tracks the price of Oregon to Portugal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $434

Flights to Portofrom $426

Flights to Funchalfrom $594

Flights to Farofrom $579

Flights to Ponta Delgadafrom $630

Flights to Lajesfrom $694

Flights to Pico Islandfrom $628

Flights to Hortafrom $866

Flights to Porto Santofrom $845

Flights to Velasfrom $754

Cheap flights from Oregon to Portugal from $317

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Portugal departing on 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Scandinavian Airlines flights from Oregon to Portugal

Our best Scandinavian Airlines deals on Oregon to Portugal flight tickets

British Airways flights from Oregon to Portugal

Our best British Airways deals on Oregon to Portugal flight tickets

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Use the filters below to find and compare flights from Oregon to Portugal that are best for you.

See travel insights to Portugal from

How to get the cheapest flight ticket from Oregon to Portugal

What is the cheapest month to fly to Portugal?

How far in advance should I book a flight from Oregon to Portugal?

Can stopping save me money on Oregon to Portugal flights?

What is the cheapest airline that flies from Oregon to Portugal?

What airlines fly to Portugal?

How long is the flight from Oregon to Portugal?

Cheap Oregon to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Portugal

Fastest flight time

Direct flights

Frequently asked questions about flying from Oregon to Portugal

Best airlines flying from Oregon to Portugal

Compare and see reviews for airlines that fly from Oregon to Portugal with momondo

Why use momondo?

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Oregon flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year