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

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

What airlines fly to Portugal?

British Airways, Delta and KLM 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 32% 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.

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 20h 05m on average. Lisbon is the most popular airport in 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 November 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.

$304 Cheap Flights from Oregon to Portugal in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to Portugal

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

2:45 pm - 12:50 pmPDX Portland-LIS Lisbon Humberto Delgado

14h 05m1 stop Reykjavik Keflavik Intl

11:35 am - 5:00 pmLIS Lisbon Humberto Delgado-PDX Portland

13h 25m1 stop Reykjavik Keflavik Intl

$599Icelandair

Wed, Feb 3 - Tue, Feb 16

2:45 pm - 12:45 pmPDX Portland-LIS Lisbon Humberto Delgado

14h 00m1 stop Reykjavik Keflavik Intl

2:00 pm - 5:00 pmLIS Lisbon Humberto Delgado-PDX Portland

35h 00m1 stop Reykjavik Keflavik Intl

$628Icelandair

Mon, Dec 7 - Sun, Dec 13

7:00 am - 6:10 pmPDX Portland-LIS Lisbon Humberto Delgado

27h 10m3 stops Vancouver Intl Toronto Pearson Intl Kastrup Copenhagen

6:45 pm - 6:31 pmLIS Lisbon Humberto Delgado-PDX Portland

31h 46m3 stops Kastrup Copenhagen Frankfurt am Main Vancouver Intl

$698Multiple Airlines

Fri, Dec 4 - Sun, Dec 6

10:00 am - 11:45 amPDX Portland-OPO Porto

18h 45m2 stops Vancouver Intl Frankfurt am Main

6:00 am - 8:45 pmOPO Porto-PDX Portland

22h 45m2 stops Frankfurt am Main Vancouver Intl

$706Multiple Airlines

Tue, Mar 23 - Fri, Apr 2

3:16 pm - 3:10 pmEUG Eugene-OPO Porto

39h 54m2 stops San Francisco Frankfurt am Main

6:00 am - 9:42 pmOPO Porto-EUG Eugene

23h 42m2 stops Frankfurt am Main Denver Intl

$719Lufthansa

Mon, Mar 1 - Fri, Mar 5

12:45 pm - 10:55 amPDX Portland-OPO Porto

14h 10m1 stop Amsterdam Schiphol

5:00 am - 10:50 amOPO Porto-PDX Portland

13h 50m1 stop Amsterdam Schiphol

$725KLM

Tue, Apr 13 - Fri, Apr 23

7:00 am - 9:30 amEUG Eugene-OPO Porto

18h 30m2 stops San Francisco Newark

6:00 am - 11:46 amOPO Porto-EUG Eugene

37h 46m2 stops Frankfurt am Main San Francisco

$725United Airlines

Mon, Mar 1 - Fri, Mar 5

7:00 am - 9:30 amEUG Eugene-OPO Porto

18h 30m2 stops San Francisco Newark

6:00 am - 8:20 pmOPO Porto-EUG Eugene

22h 20m2 stops Frankfurt am Main San Francisco

$725United Airlines

Sun, Feb 28 - Wed, Mar 3

2:20 pm - 11:25 amPDX Portland-OPO Porto

14h 05m1 stop Amsterdam Schiphol

5:00 am - 12:20 pmOPO Porto-PDX Portland

14h 20m1 stop Amsterdam Schiphol

$728KLM

Sun, Mar 14 - Wed, Mar 24

7:00 am - 9:55 pmPDX Portland-OPO Porto

31h 55m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

5:00 am - 12:20 pmOPO Porto-PDX Portland

14h 20m1 stop Amsterdam Schiphol

$728Delta

Sun, Mar 14 - Wed, Mar 24

Cheap last minute flights

Enter your travel dates to find the best prices.

2:34 pm - 11:30 pmPDX Portland-LIS Lisbon Humberto Delgado

24h 56m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:05 am - 6:31 pmLIS Lisbon Humberto Delgado-PDX Portland

20h 26m2 stops Munich Franz Josef Strauss Vancouver Intl

$834Lufthansa

Tue, Nov 10 - Tue, Nov 17

10:00 am - 11:30 pmPDX Portland-LIS Lisbon Humberto Delgado

29h 30m2 stops Vancouver Intl Munich Franz Josef Strauss

5:00 am - 6:20 pmLIS Lisbon Humberto Delgado-PDX Portland

21h 20m2 stops Frankfurt am Main San Francisco

$837Lufthansa

Tue, Nov 10 - Wed, Nov 18

7:10 am - 8:00 amPDX Portland-LIS Lisbon Humberto Delgado

16h 50m1 stop New York John F Kennedy Intl

5:00 am - 11:40 amLIS Lisbon Humberto Delgado-PDX Portland

14h 40m1 stop Amsterdam Schiphol

$839Delta

Tue, Nov 10 - Wed, Nov 18

7:10 am - 8:00 amPDX Portland-LIS Lisbon Humberto Delgado

16h 50m1 stop New York John F Kennedy Intl

11:30 am - 11:40 amLIS Lisbon Humberto Delgado-PDX Portland

32h 10m1 stop Amsterdam Schiphol

$839Delta

Wed, Nov 11 - Tue, Nov 17

5:45 pm - 5:45 pmPDX Portland-LIS Lisbon Humberto Delgado

16h 00m1 stop London Heathrow

6:35 pm - 5:48 pmLIS Lisbon Humberto Delgado-PDX Portland

31h 13m2 stops London Heathrow Dallas/Fort Worth

$882British Airways

Wed, Nov 11 - Mon, Nov 16

5:45 pm - 9:55 pmPDX Portland-LIS Lisbon Humberto Delgado

20h 10m1 stop London Heathrow

6:35 pm - 7:32 pmLIS Lisbon Humberto Delgado-PDX Portland

32h 57m2 stops London Heathrow Dallas/Fort Worth

$883British Airways

Wed, Nov 11 - Mon, Nov 16

7:10 am - 8:00 amPDX Portland-LIS Lisbon Humberto Delgado

16h 50m1 stop New York John F Kennedy Intl

5:00 am - 11:20 amLIS Lisbon Humberto Delgado-PDX Portland

14h 20m1 stop Amsterdam Schiphol

$889KLM

Wed, Nov 11 - Mon, Nov 16

12:35 pm - 10:00 pmEUG Eugene-OPO Porto

25h 25m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

5:00 am - 4:01 pmOPO Porto-EUG Eugene

19h 01m2 stops Amsterdam Schiphol Salt Lake City

$894Multiple Airlines

Thu, Nov 12 - Wed, Nov 18

8:30 am - 10:20 amPDX Portland-LIS Lisbon Humberto Delgado

17h 50m1 stop Washington, D.C. Dulles Intl

11:20 am - 7:12 pmLIS Lisbon Humberto Delgado-PDX Portland

39h 52m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$894United Airlines

Wed, Nov 11 - Sat, Nov 21

7:30 am - 10:20 amEUG Eugene-LIS Lisbon Humberto Delgado

18h 50m2 stops San Francisco Washington, D.C. Dulles Intl

11:20 am - 6:18 pmLIS Lisbon Humberto Delgado-EUG Eugene

38h 58m2 stops Toronto Pearson Intl San Francisco

$899United Airlines

Thu, Nov 12 - Wed, Nov 18

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Icelandair flights from Oregon to Portugal

Our best Icelandair deals on Oregon to Portugal flight tickets

Icelandair

Nov 30

PDX2:45 pmPortland

14h 00m

1 stop

LIS12:45 pmLisbon Humberto Delgado

Dec 8

LIS1:55 pmLisbon Humberto Delgado

35h 05m

1 stop

PDX5:00 pmPortland

$600

Icelandair

Nov 30

PDX2:45 pmPortland

14h 00m

1 stop

LIS12:45 pmLisbon Humberto Delgado

Dec 10

LIS2:00 pmLisbon Humberto Delgado

35h 00m

1 stop

PDX5:00 pmPortland

$622

Icelandair

Dec 7

PDX2:45 pmPortland

14h 00m

1 stop

LIS12:45 pmLisbon Humberto Delgado

Dec 13

LIS2:00 pmLisbon Humberto Delgado

35h 00m

1 stop

PDX5:00 pmPortland

$628

Air Canada flights from Oregon to Portugal

Our best Air Canada deals on Oregon to Portugal flight tickets

Air Canada

Apr 7

PDX6:55 amPortland

18h 25m

2 stops

LIS9:20 amLisbon Humberto Delgado

Apr 21

LIS7:25 amLisbon Humberto Delgado

21h 20m

2 stops

PDX8:45 pmPortland

$757

Air Canada

Feb 14

PDX7:10 pmPortland

31h 30m

2 stops

LIS10:40 amLisbon Humberto Delgado

Feb 18

LIS5:00 amLisbon Humberto Delgado

23h 46m

2 stops

PDX8:46 pmPortland

$758

Air Canada

Feb 7

PDX10:00 amPortland

39h 20m

2 stops

LIS9:20 amLisbon Humberto Delgado

Mar 10

LIS5:00 amLisbon Humberto Delgado

17h 40m

2 stops

PDX2:40 pmPortland

$759

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

PortlandLisbon

PDX Portland - LIS Lisbon Humberto Delgado

PDXLIS

Portland

Wed 2/3

2:45 pm-12:50 pm

1 stop14h 05m

Lisbon Humberto Delgado

Tue 2/16

11:35 am-5:00 pm

1 stop13h 25m

$599

PortlandLisbon

PDX Portland - LIS Lisbon Humberto Delgado

PDXLIS

Portland

Mon 12/7

2:45 pm-12:45 pm

1 stop14h 00m

Lisbon Humberto Delgado

Sun 12/13

2:00 pm-5:00 pm

1 stop35h 00m

$628

PortlandLisbon

PDX Portland - LIS Lisbon Humberto Delgado

PDXLIS

Portland

Fri 12/4

7:00 am-6:10 pm

3 stops27h 10m

Lisbon Humberto Delgado

Sun 12/6

6:45 pm-6:31 pm

3 stops31h 46m

$698

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Tue 3/23

10:00 am-11:45 am

2 stops18h 45m

Porto

Fri 4/2

6:00 am-8:45 pm

2 stops22h 45m

$706

EugenePorto

EUG Eugene - OPO Porto

EUGOPO

Eugene

Mon 3/1

3:16 pm-3:10 pm

2 stops39h 54m

Porto

Fri 3/5

6:00 am-9:42 pm

2 stops23h 42m

$719

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Tue 4/13

12:45 pm-10:55 am

1 stop14h 10m

Porto

Fri 4/23

5:00 am-10:50 am

1 stop13h 50m

$725

EugenePorto

EUG Eugene - OPO Porto

EUGOPO

Eugene

Mon 3/1

7:00 am-9:30 am

2 stops18h 30m

Porto

Fri 3/5

6:00 am-11:46 am

2 stops37h 46m

$725

EugenePorto

EUG Eugene - OPO Porto

EUGOPO

Eugene

Sun 2/28

7:00 am-9:30 am

2 stops18h 30m

Porto

Wed 3/3

6:00 am-8:20 pm

2 stops22h 20m

$725

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Sun 3/14

2:20 pm-11:25 am

1 stop14h 05m

Porto

Wed 3/24

5:00 am-12:20 pm

1 stop14h 20m

$728

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Sun 3/14

7:00 am-9:55 pm

2 stops31h 55m

Porto

Wed 3/24

5:00 am-12:20 pm

1 stop14h 20m

$728

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 February. Flight prices, which tend to average around $599, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Oregon during January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $691.

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 $912 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 $783 on momondo.

Can stopping save me money on Oregon to Portugal flights?

You could potentially save up to 30% 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

Best Price Found	$304
Fastest flight time	15h 10m
Direct flights	None

The best one-way flight to Portugal from Oregon in the past 72 hours is $304. The best round-trip flight deal from Oregon to Portugal found on momondo in the last 72 hours is $599.

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 November 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
Virgin Atlantic	PriceFrom $318	Free Cancellation	Rating 7.5 698 reviews	Search Virgin Atlantic flights
Icelandair	PriceFrom $360	Free Cancellation	Rating 6.9 767 reviews	Search Icelandair flights
Delta	PriceFrom $479	Free Cancellation	Rating 7.8 8,699 reviews	Search Delta flights
KLM	PriceFrom $492	Free Cancellation	Rating 7.8 1,595 reviews	Search KLM flights
United Airlines	PriceFrom $497	Free Cancellation	Rating 7.3 10,471 reviews	Search United Airlines flights
Lufthansa	PriceFrom $501	Free Cancellation	Rating 6.8 8,292 reviews	Search Lufthansa flights
British Airways	PriceFrom $508	Free Cancellation	Rating 6.7 8,286 reviews	Search British Airways flights
Air Canada	PriceFrom $576	Free Cancellation	Rating 7.1 11,875 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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Popular cities

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Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $358

Flights to Portofrom $399

Flights to Funchalfrom $594

Flights to Farofrom $577

Flights to Ponta Delgadafrom $401

Flights to Lajesfrom $312

Flights to Hortafrom $585

Flights to Pico Islandfrom $585

Flights to Porto Santofrom $931

Flights to Velasfrom $588

Cheap flights from Oregon to Portugal from $304

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 1/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Oregon to Portugal

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Cheap last minute flights

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Big names and deals

Filter for what you want

Filter for what you want

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Icelandair flights from Oregon to Portugal

Our best Icelandair deals on Oregon to Portugal flight tickets

Air Canada flights from Oregon to Portugal

Our best Air Canada deals on Oregon to Portugal flight tickets

momondo Fare Finder

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

Best Price Found

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