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 14h 05m on average, while flying from Eugene to Lisbon is 18h 35m on average. Lisbon is the most popular airport in 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 35% 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.

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

Air Canada, American Airlines, and United Airlines are the most popular carriers operating 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 August 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.

$296 Cheap Flights from Oregon to Portugal in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to Portugal

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:00 pm - 12:50 pmEUG Eugene-OPO Porto

39h 50m2 stops Denver Intl Munich Franz Josef Strauss

6:00 am - 9:38 pmOPO Porto-EUG Eugene

23h 38m2 stops Frankfurt am Main Denver Intl

$709Lufthansa

Mon, Jan 11 - Thu, Jan 14

6:20 am - 10:40 amBOI Boise Air Term. Gowen Fld-LIS Lisbon Humberto Delgado

21h 20m2 stops San Francisco Montreal Pierre Elliott Trudeau Intl

11:20 am - 11:06 pmLIS Lisbon Humberto Delgado-BOI Boise Air Term. Gowen Fld

42h 46m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$721Air Canada

Mon, Jan 11 - Fri, Jan 15

2:27 pm - 10:40 amEUG Eugene-LIS Lisbon Humberto Delgado

36h 13m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

10:55 am - 11:57 amLIS Lisbon Humberto Delgado-EUG Eugene

33h 02m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$725United Airlines

Sun, Nov 8 - Thu, Nov 12

5:30 am - 9:20 amRDM Bend/Redmond-LIS Lisbon Humberto Delgado

19h 50m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

11:20 am - 10:54 pmLIS Lisbon Humberto Delgado-RDM Bend/Redmond

43h 34m2 stops Toronto Pearson Intl San Francisco

$725United Airlines

Wed, Feb 3 - Wed, Feb 17

12:35 pm - 3:10 pmEUG Eugene-LIS Lisbon Humberto Delgado

18h 35m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

5:00 am - 5:01 pmLIS Lisbon Humberto Delgado-EUG Eugene

20h 01m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$731Multiple Airlines

Tue, Dec 1 - Tue, Dec 8

12:30 pm - 3:10 pmEUG Eugene-LIS Lisbon Humberto Delgado

18h 40m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

3:35 pm - 5:13 pmLIS Lisbon Humberto Delgado-EUG Eugene

33h 38m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$731Multiple Airlines

Wed, Jan 20 - Mon, Jan 25

6:04 am - 10:35 amPDX Portland-OPO Porto

20h 31m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

5:00 am - 11:20 amOPO Porto-PDX Portland

14h 20m1 stop Amsterdam Schiphol

$737Delta

Mon, Feb 1 - Wed, Feb 24

1:20 pm - 10:30 amPDX Portland-OPO Porto

13h 10m1 stop Amsterdam Schiphol

5:00 am - 11:20 amOPO Porto-PDX Portland

14h 20m1 stop Amsterdam Schiphol

$737KLM

Mon, Feb 1 - Wed, Feb 24

6:04 am - 10:35 amPDX Portland-OPO Porto

20h 31m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

5:00 am - 6:43 pmOPO Porto-PDX Portland

21h 43m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$747Delta

Mon, Feb 1 - Wed, Feb 24

7:45 pm - 9:20 amPDX Portland-LIS Lisbon Humberto Delgado

29h 35m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

12:50 pm - 2:41 pmLIS Lisbon Humberto Delgado-PDX Portland

32h 51m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$788Air Canada

Sat, Oct 17 - Tue, Oct 27

Cheap last minute flights

Enter your travel dates to find the best prices.

11:15 am - 9:45 amPDX Portland-OPO Porto

14h 30m1 stop Newark

11:20 am - 11:28 amOPO Porto-PDX Portland

32h 08m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$962United Airlines

Tue, Aug 11 - Wed, Aug 26

11:15 am - 9:45 amPDX Portland-OPO Porto

14h 30m1 stop Newark

12:15 pm - 3:56 pmOPO Porto-PDX Portland

35h 41m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$962United Airlines

Tue, Aug 11 - Tue, Aug 25

7:00 am - 10:30 amPDX Portland-OPO Porto

19h 30m1 stop New York John F Kennedy Intl

11:35 am - 11:10 amOPO Porto-PDX Portland

31h 35m1 stop Amsterdam Schiphol

$965Delta

Tue, Aug 11 - Thu, Aug 27

7:00 am - 10:30 amPDX Portland-OPO Porto

19h 30m1 stop New York John F Kennedy Intl

11:45 am - 11:10 amOPO Porto-PDX Portland

31h 25m1 stop Amsterdam Schiphol

$965Delta

Tue, Aug 11 - Wed, Aug 26

3:30 pm - 3:40 pmPDX Portland-OPO Porto

40h 10m2 stops Vancouver Intl Frankfurt am Main

11:50 am - 8:59 pmOPO Porto-PDX Portland

41h 09m2 stops Montreal Pierre Elliott Trudeau Intl San Francisco

$978Air Canada

Tue, Aug 11 - Thu, Aug 27

10:10 am - 3:45 pmPDX Portland-OPO Porto

21h 35m2 stops Vancouver Intl Frankfurt am Main

4:35 pm - 10:45 pmOPO Porto-PDX Portland

38h 10m2 stops Frankfurt am Main San Francisco

$1,020Lufthansa

Tue, Aug 11 - Mon, Aug 24

10:10 am - 3:45 pmPDX Portland-OPO Porto

21h 35m2 stops Vancouver Intl Frankfurt am Main

11:20 am - 7:11 pmOPO Porto-PDX Portland

39h 51m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$1,061Lufthansa

Tue, Aug 11 - Sat, Aug 22

7:30 pm - 11:00 pmPDX Portland-LIS Lisbon Humberto Delgado

19h 30m1 stop London Heathrow

6:45 pm - 11:59 pmLIS Lisbon Humberto Delgado-PDX Portland

37h 14m2 stops London Heathrow Chicago O'Hare Intl

$1,131British Airways

Tue, Aug 11 - Tue, Aug 18

6:35 am - 9:05 amPDX Portland-LIS Lisbon Humberto Delgado

18h 30m2 stops Los Angeles Los Angeles Philadelphia

11:05 am - 7:34 pmLIS Lisbon Humberto Delgado-PDX Portland

16h 29m1 stop Philadelphia

$1,132Multiple Airlines

Fri, Aug 14 - Fri, Aug 21

7:30 pm - 11:10 pmPDX Portland-LIS Lisbon Humberto Delgado

19h 40m1 stop London Heathrow

7:20 am - 5:40 pmLIS Lisbon Humberto Delgado-PDX Portland

18h 20m1 stop London Heathrow

$1,179British Airways

Sat, Aug 15 - Sun, Aug 30

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Air France flights from Oregon to Portugal

Our best Air France deals on Oregon to Portugal flight tickets

Air France

Nov 10

BOI5:15 amBoise Air Term. Gowen Fld

20h 45m

2 stops

LIS9:00 amLisbon Humberto Delgado

Nov 20

LIS5:30 amLisbon Humberto Delgado

19h 28m

2 stops

BOI5:58 pmBoise Air Term. Gowen Fld

$738

Air France

Nov 8

EUG12:33 pmEugene

20h 57m

2 stops

LIS5:30 pmLisbon Humberto Delgado

Nov 12

LIS12:20 pmLisbon Humberto Delgado

43h 34m

2 stops

EUG11:54 pmEugene

$750

KLM flights from Oregon to Portugal

Our best KLM deals on Oregon to Portugal flight tickets

KLM

Oct 22

PDX7:00 amPortland

17h 00m

1 stop

LIS8:00 amLisbon Humberto Delgado

Nov 4

LIS5:00 amLisbon Humberto Delgado

14h 20m

1 stop

PDX11:20 amPortland

$796

KLM

Sep 28

BOI12:17 pmBoise Air Term. Gowen Fld

19h 18m

2 stops

LIS2:35 pmLisbon Humberto Delgado

Oct 13

LIS5:00 amLisbon Humberto Delgado

19h 14m

2 stops

BOI5:14 pmBoise Air Term. Gowen Fld

$816

KLM

Sep 22

RDM1:44 pmBend/Redmond

21h 01m

2 stops

LIS6:45 pmLisbon Humberto Delgado

Oct 19

LIS3:35 pmLisbon Humberto Delgado

35h 15m

2 stops

RDM6:50 pmBend/Redmond

$824

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

EugenePorto

EUG Eugene - OPO Porto

EUGOPO

Eugene

Mon 1/11

1:00 pm-12:50 pm

2 stops39h 50m

Porto

Thu 1/14

6:00 am-9:38 pm

2 stops23h 38m

$709

BoiseLisbon

BOI Boise Air Term. Gowen Fld - LIS Lisbon Humberto Delgado

BOILIS

Boise Air Term. Gowen Fld

Mon 1/11

6:20 am-10:40 am

2 stops21h 20m

Lisbon Humberto Delgado

Fri 1/15

11:20 am-11:06 pm

2 stops42h 46m

$721

EugeneLisbon

EUG Eugene - LIS Lisbon Humberto Delgado

EUGLIS

Eugene

Sun 11/8

2:27 pm-10:40 am

2 stops36h 13m

Lisbon Humberto Delgado

Thu 11/12

10:55 am-11:57 am

2 stops33h 02m

$725

RedmondLisbon

RDM Bend/Redmond - LIS Lisbon Humberto Delgado

RDMLIS

Bend/Redmond

Wed 2/3

5:30 am-9:20 am

2 stops19h 50m

Lisbon Humberto Delgado

Wed 2/17

11:20 am-10:54 pm

2 stops43h 34m

$725

EugeneLisbon

EUG Eugene - LIS Lisbon Humberto Delgado

EUGLIS

Eugene

Tue 12/1

12:35 pm-3:10 pm

2 stops18h 35m

Lisbon Humberto Delgado

Tue 12/8

5:00 am-5:01 pm

2 stops20h 01m

$731

EugeneLisbon

EUG Eugene - LIS Lisbon Humberto Delgado

EUGLIS

Eugene

Wed 1/20

12:30 pm-3:10 pm

2 stops18h 40m

Lisbon Humberto Delgado

Mon 1/25

3:35 pm-5:13 pm

2 stops33h 38m

$731

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Mon 2/1

6:04 am-10:35 am

2 stops20h 31m

Porto

Wed 2/24

5:00 am-11:20 am

1 stop14h 20m

$737

Quickest round-trip

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Mon 2/1

1:20 pm-10:30 am

1 stop13h 10m

Porto

Wed 2/24

5:00 am-11:20 am

1 stop14h 20m

$737

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Mon 2/1

6:04 am-10:35 am

2 stops20h 31m

Porto

Wed 2/24

5:00 am-6:43 pm

2 stops21h 43m

$747

PortlandLisbon

PDX Portland - LIS Lisbon Humberto Delgado

PDXLIS

Portland

Sat 10/17

7:45 pm-9:20 am

2 stops29h 35m

Lisbon Humberto Delgado

Tue 10/27

12:50 pm-2:41 pm

2 stops32h 51m

$788

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 $611, 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 November instead. Flights to Portugal in November, while not as cheap as those in February, still average around $690.

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 $871 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 $745 on momondo.

Can stopping save me money on Oregon to Portugal flights?

You could potentially save up to 38% 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	14h 05m
Direct flights	None

The fastest flight from Oregon to Portugal takes 14h 05m

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 August 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 7.5 694 reviews	Search Virgin Atlantic flights
Icelandair	PriceFrom $360	Free Cancellation	Rating 6.9 728 reviews	Search Icelandair flights
KLM	PriceFrom $492	Free Cancellation	Rating 7.8 1,555 reviews	Search KLM flights
Delta	PriceFrom $492	Free Cancellation	Rating 7.8 8,500 reviews	Search Delta flights
United Airlines	PriceFrom $497	Free Cancellation	Rating 7.4 10,100 reviews	Search United Airlines flights
Lufthansa	PriceFrom $501	Free Cancellation	Rating 6.8 8,174 reviews	Search Lufthansa flights
British Airways	PriceFrom $509	Free Cancellation	Rating 6.7 8,155 reviews	Search British Airways flights
Air Canada	PriceFrom $584	Free Cancellation	Rating 7.1 11,460 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 in Portugal

Flights to Lisbonfrom $552

Flights to Portofrom $514

Flights to Funchalfrom $605

Flights to Farofrom $626

Flights to Ponta Delgadafrom $575

Flights to Lajesfrom $605

Flights to Hortafrom $670

Flights to Pico Islandfrom $668

Flights to Porto Santofrom $713

Flights to Velasfrom $690

Cheap flights from Oregon to Portugal from $296

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 10/31. 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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Air France flights from Oregon to Portugal

Our best Air France deals on Oregon to Portugal flight tickets

KLM flights from Oregon to Portugal

Our best KLM 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

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