What airlines fly to Oregon?

British Airways, United Airlines and KLM are the top three most popular airlines that fly to Oregon from Portugal according to our data. British Airways is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 4 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?

British Airways, Finnair, and American Airlines 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 October 2025.

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.

$512 Cheap Flights from Portugal to Oregon in 2025/26

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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.

9:00 pm - 5:00 pmLIS-PDX

28h 00m3 stops

2:45 pm - 10:50 pmPDX-LIS

24h 05m2 stops

$881Multiple Airlines

Find Deal

Sun, Nov 9 - Mon, Nov 24

10:55 am - 10:56 pmLIS-PDX

20h 01m2 stops

12:00 pm - 6:55 pmPDX-LIS

22h 55m2 stops

$888American Airlines

Find Deal

Thu, Dec 4 - Mon, Dec 8

6:40 pm - 3:55 pmLIS-PDX

29h 15m1 stop

5:45 pm - 9:50 amPDX-LIS

32h 05m1 stop

$894British Airways

Find Deal

Sun, Nov 9 - Mon, Nov 24

12:55 pm - 3:55 pmLIS-PDX

35h 00m1 stop

5:45 pm - 9:45 pmPDX-LIS

20h 00m1 stop

$895British Airways

Find Deal

Sun, Nov 9 - Sun, Nov 23

5:00 am - 11:25 amLIS-PDX

14h 25m1 stop

6:00 am - 3:10 pmPDX-LIS

25h 10m2 stops

$898Delta

Find Deal

Sun, Nov 9 - Sun, Nov 23

5:30 am - 7:19 pmLIS-PDX

21h 49m2 stops

6:00 am - 3:10 pmPDX-LIS

25h 10m2 stops

$909Delta

Find Deal

Sun, Nov 9 - Sun, Nov 23

5:30 am - 7:19 pmLIS-PDX

21h 49m2 stops

6:00 am - 3:10 pmPDX-LIS

25h 10m2 stops

$910Delta

Find Deal

Sun, Nov 9 - Sun, Nov 23

6:35 pm - 3:55 pmLIS-PDX

29h 20m1 stop

5:45 pm - 6:55 pmPDX-LIS

17h 10m1 stop

$912British Airways

Find Deal

Thu, Dec 4 - Mon, Dec 8

6:35 pm - 3:55 pmLIS-PDX

29h 20m1 stop

5:45 pm - 6:55 pmPDX-LIS

17h 10m1 stop

$913British Airways

Find Deal

Thu, Dec 4 - Mon, Dec 8

5:00 am - 6:30 pmLIS-PDX

21h 30m2 stops

7:00 pm - 9:20 amPDX-LIS

30h 20m2 stops

$1,064Air Canada

Find Deal

Sun, Nov 9 - Sun, Nov 23

KLM flights from Portugal to Oregon

Our best KLM deals on Portugal to Oregon flight tickets

KLM

Oct 12

LIS11:40 amLisbon Humberto Delgado

31h 40m

1 stop

PDX11:20 amPortland

Oct 23

PDX7:12 amPortland

16h 48m

1 stop

LIS8:00 amLisbon Humberto Delgado

$907

Find similar

KLM

Oct 9

LIS7:30 pmLisbon Humberto Delgado

23h 35m

1 stop

PDX11:05 amPortland

Oct 22

PDX1:15 pmPortland

13h 40m

1 stop

LIS10:55 amLisbon Humberto Delgado

$940

Find similar

Delta flights from Portugal to Oregon

Our best Delta deals on Portugal to Oregon flight tickets

Delta

Nov 9

LIS5:00 amLisbon Humberto Delgado

14h 25m

1 stop

PDX11:25 amPortland

Nov 23

PDX6:00 amPortland

25h 10m

2 stops

LIS3:10 pmLisbon Humberto Delgado

$898

Find similar

Delta

Nov 9

LIS5:30 amLisbon Humberto Delgado

21h 49m

2 stops

PDX7:19 pmPortland

Nov 23

PDX6:00 amPortland

25h 10m

2 stops

LIS3:10 pmLisbon Humberto Delgado

$909

Find similar

Delta

Nov 9

LIS5:30 amLisbon Humberto Delgado

21h 49m

2 stops

PDX7:19 pmPortland

Nov 23

PDX6:00 amPortland

25h 10m

2 stops

LIS3:10 pmLisbon Humberto Delgado

$910

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sun 11/9

9:00 pm-5:00 pm

3 stops28h 00m

Portland

Mon 11/24

2:45 pm-10:50 pm

2 stops24h 05m

$881

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/4

10:55 am-10:56 pm

2 stops20h 01m

Portland

Mon 12/8

12:00 pm-6:55 pm

2 stops22h 55m

$888

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sun 11/9

6:40 pm-3:55 pm

1 stop29h 15m

Portland

Mon 11/24

5:45 pm-9:50 am

1 stop32h 05m

$894

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sun 11/9

12:55 pm-3:55 pm

1 stop35h 00m

Portland

Sun 11/23

5:45 pm-9:45 pm

1 stop20h 00m

$895

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sun 11/9

5:00 am-11:25 am

1 stop14h 25m

Portland

Sun 11/23

6:00 am-3:10 pm

2 stops25h 10m

$898

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sun 11/9

5:30 am-7:19 pm

2 stops21h 49m

Portland

Sun 11/23

6:00 am-3:10 pm

2 stops25h 10m

$909

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sun 11/9

5:30 am-7:19 pm

2 stops21h 49m

Portland

Sun 11/23

6:00 am-3:10 pm

2 stops25h 10m

$910

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/4

6:35 pm-3:55 pm

1 stop29h 20m

Portland

Mon 12/8

5:45 pm-6:55 pm

1 stop17h 10m

$912

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/4

6:35 pm-3:55 pm

1 stop29h 20m

Portland

Mon 12/8

5:45 pm-6:55 pm

1 stop17h 10m

$913

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sun 11/9

5:00 am-6:30 pm

2 stops21h 30m

Portland

Sun 11/23

7:00 pm-9:20 am

2 stops30h 20m

$1,064

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 February is, on average, the cheapest month to fly to Oregon from Portugal, with most prices found around $783. The month of November is another great option to travel to Oregon, with average flight prices from Portugal averaging around $792.

What is the cheapest day to depart on your flight to Oregon?

On average, the least expensive day to fly to Oregon from Portugal is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $850. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Oregon is Friday, with ticket prices averaging around $1,107.

Can stopping save me money on Portugal to Oregon flights?

You could potentially save up to 31% 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

Direct flights	None

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

Search flight deals

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 October 2025.
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 $757	Free Cancellation	Rating 6.7 7,430 reviews	Search British Airways flights
Delta	PriceFrom $759	Free Cancellation	Rating 7.9 7,966 reviews	Search Delta flights
KLM	PriceFrom $786	Free Cancellation	Rating 7.8 1,394 reviews	Search KLM flights
United Airlines	PriceFrom $863	Free Cancellation	Rating 7.4 8,955 reviews	Search United Airlines 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.