What airlines fly to Oregon?

United Airlines, British Airways and KLM are the top three most popular airlines that fly to Oregon from Portugal according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 3 different airlines that fly to Oregon on a routine basis, so you have a few additional options to choose from.

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

WestJet and British Airways are the most popular carriers operating from Portugal to Oregon

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

Prices for flights from Portugal to Oregon were last updated today.

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

The number of operators available for flights from Portugal to Oregon is 3 as of June 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal to Oregon.

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

The required travel and health documents for your Oregon 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 Oregon. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$411 Cheap Flights from Portugal to Oregon in 2026

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Find the cheapest flights from Portugal to Oregon

Round-trip

One-way

Last minute

Recent round-trip flight deals from Portugal to Oregon

Enter your travel dates to find the best prices.

5:05 am - 7:06 pm

LIS

PDX

22h 01m

2 stops

8:25 am - 10:30 am

PDX

LIS

18h 05m

1 stop

$991United Airlines

Thu, Oct 15 - Mon, Oct 19

5:05 am - 2:51 pm

LIS

PDX

17h 46m

2 stops

11:30 pm - 9:20 am

PDX

LIS

25h 50m

2 stops

$993Air Canada

Thu, Oct 15 - Mon, Oct 19

7:25 am - 7:06 pm

LIS

PDX

19h 41m

2 stops

11:30 pm - 9:20 am

PDX

LIS

25h 50m

2 stops

$995Air Canada

Thu, Oct 15 - Mon, Oct 19

7:25 am - 9:31 am

LIS

PDX

34h 06m

2 stops

10:10 am - 9:20 am

PDX

LIS

15h 10m

2 stops

$996Air Canada

Thu, Oct 15 - Mon, Oct 19

5:05 am - 10:49 pm

LIS

PDX

25h 44m

2 stops

10:56 am - 8:20 am

PDX

LIS

13h 24m

1 stop

$999United Airlines

Thu, Oct 15 - Mon, Oct 19

5:00 am - 4:27 pm

LIS

PDX

19h 27m

2 stops

9:40 am - 3:10 pm

PDX

LIS

21h 30m

2 stops

$1,001Delta

Sat, Oct 24 - Sun, Nov 1

5:00 am - 4:34 pm

LIS

PDX

19h 34m

2 stops

11:10 am - 3:10 pm

PDX

LIS

20h 00m

2 stops

$1,004Delta

Sat, Oct 24 - Sun, Nov 1

5:00 am - 4:27 pm

LIS

PDX

19h 27m

2 stops

7:00 am - 8:00 am

PDX

LIS

17h 00m

1 stop

$1,005Delta

Sat, Oct 24 - Sun, Nov 1

11:35 am - 1:50 pm

LIS

PDX

34h 15m

3 stops

7:45 pm - 9:20 am

PDX

LIS

53h 35m

2 stops

$1,008Multiple Airlines

Fri, Jul 10 - Fri, Jul 17

11:25 am - 12:59 am

LIS

PDX

21h 34m

2 stops

10:56 am - 8:20 am

PDX

LIS

13h 24m

1 stop

$1,020United Airlines

Thu, Oct 15 - Mon, Oct 19

British Airways flights from Portugal to Oregon

Our best British Airways deals on Portugal to Oregon flight tickets

British Airways

Jul 10

LIS11:05 amLisbon Humberto Delgado

20h 25m

1 stop

PDX11:30 pmPortland

Jul 21

PDX7:30 pmPortland

19h 30m

1 stop

LIS11:00 pmLisbon Humberto Delgado

$1,202

British Airways

Jul 10

LIS11:05 amLisbon Humberto Delgado

20h 25m

1 stop

PDX11:30 pmPortland

Jul 21

PDX11:26 amPortland

20h 09m

2 stops

LIS3:35 pmLisbon Humberto Delgado

$1,231

British Airways

Jul 12

LIS7:20 amLisbon Humberto Delgado

22h 30m

2 stops

PDX9:50 pmPortland

Jul 18

PDX5:28 pmPortland

21h 42m

2 stops

LIS11:10 pmLisbon Humberto Delgado

$1,292

KLM flights from Portugal to Oregon

Our best KLM deals on Portugal to Oregon flight tickets

KLM

Jul 12

LIS5:00 amLisbon Humberto Delgado

14h 10m

1 stop

PDX11:10 amPortland

Jul 18

PDX1:05 pmPortland

17h 30m

1 stop

LIS2:35 pmLisbon Humberto Delgado

$1,373

KLM

Jun 3

LIS10:00 amLisbon Humberto Delgado

19h 01m

1 stop

PDX9:01 pmPortland

Jun 10

PDX1:05 pmPortland

17h 30m

1 stop

LIS2:35 pmLisbon Humberto Delgado

$2,665

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/15

5:05 am-7:06 pm

2 stops22h 01m

Portland

Mon 10/19

8:25 am-10:30 am

1 stop18h 05m

$991

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/15

5:05 am-2:51 pm

2 stops17h 46m

Portland

Mon 10/19

11:30 pm-9:20 am

2 stops25h 50m

$993

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/15

7:25 am-7:06 pm

2 stops19h 41m

Portland

Mon 10/19

11:30 pm-9:20 am

2 stops25h 50m

$995

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/15

7:25 am-9:31 am

2 stops34h 06m

Portland

Mon 10/19

10:10 am-9:20 am

2 stops15h 10m

$996

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/15

5:05 am-10:49 pm

2 stops25h 44m

Portland

Mon 10/19

10:56 am-8:20 am

1 stop13h 24m

$999

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sat 10/24

5:00 am-4:27 pm

2 stops19h 27m

Portland

Sun 11/1

9:40 am-3:10 pm

2 stops21h 30m

$1,001

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sat 10/24

5:00 am-4:34 pm

2 stops19h 34m

Portland

Sun 11/1

11:10 am-3:10 pm

2 stops20h 00m

$1,004

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sat 10/24

5:00 am-4:27 pm

2 stops19h 27m

Portland

Sun 11/1

7:00 am-8:00 am

1 stop17h 00m

$1,005

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Fri 7/10

11:35 am-1:50 pm

3 stops34h 15m

Portland

Fri 7/17

7:45 pm-9:20 am

2 stops53h 35m

$1,008

Quickest round-trip

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/15

11:25 am-12:59 am

2 stops21h 34m

Portland

Mon 10/19

10:56 am-8:20 am

1 stop13h 24m

$1,020

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 Portugal to Oregon

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 Oregon?

The month of January is, on average, the cheapest month to fly to Oregon from Portugal, with most prices found around $0. The month of December is another great option to travel to Oregon, with average flight prices from Portugal averaging around $657.

Can stopping save me money on Portugal to Oregon flights?

You could potentially save up to 48% on your flight if you consider stops on a Portugal to Oregon flight.

Cheap Portugal to Oregon flight deals and tips

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

Fastest flight time	14h 10m
Direct flights	None

The fastest flight from Portugal to Oregon takes 14h 10m

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

Search flight deals

Frequently asked questions about flying from Portugal to Oregon

When did momondo last update prices for flights from Portugal to Oregon?
Prices for flights from Portugal to Oregon were last updated today.
How many operators does momondo search for flights from Portugal to Oregon?
The number of operators available for flights from Portugal to Oregon is 3 as of June 2026.
How old do you have to be to fly from Portugal to Oregon?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal to Oregon.
What documentation or ID do you need to fly to Oregon?
The required travel and health documents for your Oregon 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 Oregon. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portugal to Oregon

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $779	Free Cancellation	Rating 6.7 8,018 reviews	Search British Airways flights
United Airlines	PriceFrom $863	Free Cancellation	Rating 7.4 9,777 reviews	Search United Airlines flights
KLM	PriceFrom $879	Free Cancellation	Rating 7.8 1,524 reviews	Search KLM flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portugal to Oregon for you.

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

Yes. momondo allows you to filter the results for Portugal to Oregon flights to just show those with flexible booking policies.

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

Once you have performed a search for Portugal to Oregon flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Oregon from Portugal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.