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Cheap flights from Lisbon to Portland from $562

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to Portland departing on 12/18. 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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0 bags

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Find the cheapest flights from Lisbon to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:00 am - 11:25 amLIS-PDX
14h 25m1 stop
Delta Logo
11:35 am - 5:30 pmPDX-LIS
21h 55m2 stops
$867Delta
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Mon, Nov 3 - Sun, Nov 16
KLM Logo
3:30 pm - 11:25 amLIS-PDX
27h 55m1 stop
KLM Logo
1:25 pm - 11:10 pmPDX-LIS
25h 45m1 stop
$871KLM
Find Deal
Thu, Nov 6 - Wed, Nov 12
Air France Logo
5:30 am - 4:00 pmLIS-PDX
18h 30m2 stops
Air France Logo
10:05 am - 11:20 amPDX-LIS
17h 15m2 stops
$875Air France
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Tue, Dec 2 - Thu, Dec 11
Air France Logo
5:30 am - 4:00 pmLIS-PDX
18h 30m2 stops
Air France Logo
6:15 am - 8:00 amPDX-LIS
17h 45m2 stops
$879Air France
Find Deal
Tue, Dec 2 - Fri, Dec 12
American Airlines Logo
10:55 am - 11:04 amLIS-PDX
32h 09m2 stops
American Airlines Logo
12:00 pm - 2:55 pmPDX-LIS
18h 55m2 stops
$881American Airlines
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Thu, Dec 4 - Mon, Dec 8
Air Canada Logo
5:00 am - 9:15 amLIS-PDX
36h 15m2 stops
Air Canada Logo
7:00 pm - 9:20 amPDX-LIS
30h 20m2 stops
$882Air Canada
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Wed, Dec 3 - Wed, Dec 10
British Airways Logo
7:05 am - 3:55 pmLIS-PDX
16h 50m1 stop
British Airways Logo
12:35 pm - 2:45 pmPDX-LIS
18h 10m2 stops
$885British Airways
Find Deal
Wed, Dec 24 - Tue, Jan 13
American Airlines Logo
11:05 am - 12:38 pmLIS-PDX
33h 33m2 stops
American Airlines Logo
12:04 pm - 2:50 pmPDX-LIS
18h 46m2 stops
$901American Airlines
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Wed, Dec 3 - Sat, Dec 13
British Airways Logo
12:55 pm - 3:55 pmLIS-PDX
35h 00m1 stop
British Airways Logo
5:45 pm - 6:55 pmPDX-LIS
17h 10m1 stop
$951British Airways
Find Deal
Tue, Dec 2 - Mon, Dec 15
Air Canada Logo
11:20 am - 9:15 amLIS-PDX
29h 55m2 stops
Air Canada Logo
7:00 pm - 8:55 amPDX-LIS
29h 55m2 stops
$1,043Air Canada
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Mon, Dec 1 - Tue, Dec 9

KLM flights from Lisbon to Portland

Our best KLM deals on Lisbon to Portland flight tickets
KLM
Nov 6
LIS3:30 pmLisbon Humberto Delgado
27h 55m
1 stop
PDX11:25 amPortland
Nov 12
PDX1:25 pmPortland
25h 45m
1 stop
LIS11:10 pmLisbon Humberto Delgado
$871
Find similar
KLM
Nov 6
LIS3:30 pmLisbon Humberto Delgado
27h 55m
1 stop
PDX11:25 amPortland
Nov 12
PDX1:25 pmPortland
17h 10m
1 stop
LIS2:35 pmLisbon Humberto Delgado
$872
Find similar
KLM
Dec 1
LIS5:00 amLisbon Humberto Delgado
14h 25m
1 stop
PDX11:25 amPortland
Dec 12
PDX1:25 pmPortland
25h 45m
1 stop
LIS11:10 pmLisbon Humberto Delgado
$1,074
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Delta flights from Lisbon to Portland

Our best Delta deals on Lisbon to Portland flight tickets
Delta
Nov 3
LIS5:00 amLisbon Humberto Delgado
14h 25m
1 stop
PDX11:25 amPortland
Nov 16
PDX11:35 amPortland
21h 55m
2 stops
LIS5:30 pmLisbon Humberto Delgado
$867
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Delta
Nov 6
LIS5:00 amLisbon Humberto Delgado
20h 27m
2 stops
PDX5:27 pmPortland
Nov 12
PDX9:59 amPortland
23h 31m
2 stops
LIS5:30 pmLisbon Humberto Delgado
$873
Find similar
Delta
Nov 6
LIS5:00 amLisbon Humberto Delgado
23h 51m
2 stops
PDX8:51 pmPortland
Nov 12
PDX7:05 amPortland
17h 35m
1 stop
LIS8:40 amLisbon Humberto Delgado
$876
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Lisbon to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Lisbon to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Mon 11/3

5:00 am-11:25 am

1 stop14h 25m

Portland

Sun 11/16

11:35 am-5:30 pm

2 stops21h 55m

$867

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 11/6

3:30 pm-11:25 am

1 stop27h 55m

Portland

Wed 11/12

1:25 pm-11:10 pm

1 stop25h 45m

$871

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Tue 12/2

5:30 am-4:00 pm

2 stops18h 30m

Portland

Thu 12/11

10:05 am-11:20 am

2 stops17h 15m

$875

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Tue 12/2

5:30 am-4:00 pm

2 stops18h 30m

Portland

Fri 12/12

6:15 am-8:00 am

2 stops17h 45m

$879

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/4

10:55 am-11:04 am

2 stops32h 09m

Portland

Mon 12/8

12:00 pm-2:55 pm

2 stops18h 55m

$881

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Wed 12/3

5:00 am-9:15 am

2 stops36h 15m

Portland

Wed 12/10

7:00 pm-9:20 am

2 stops30h 20m

$882

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Wed 12/24

7:05 am-3:55 pm

1 stop16h 50m

Portland

Tue 1/13

12:35 pm-2:45 pm

2 stops18h 10m

$885

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Wed 12/3

11:05 am-12:38 pm

2 stops33h 33m

Portland

Sat 12/13

12:04 pm-2:50 pm

2 stops18h 46m

$901

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Tue 12/2

12:55 pm-3:55 pm

1 stop35h 00m

Portland

Mon 12/15

5:45 pm-6:55 pm

1 stop17h 10m

$951

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Mon 12/1

11:20 am-9:15 am

2 stops29h 55m

Portland

Tue 12/9

7:00 pm-8:55 am

2 stops29h 55m

$1,043

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Lisbon to Portland

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

What is the typical price of a round-trip flight between Lisbon and Portland?

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Lisbon is in February. Flight prices, which tend to average around $783, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in February, then you should wait until November to fly from Lisbon, when ticket prices are also cheap, with an average price of $792.

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

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $850. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Friday, with ticket prices averaging around $1,107.

Can stopping save me money on Lisbon to Portland flights?

You could potentially save up to 2% on your flight if you consider stops on a Lisbon to Portland flight.

How have Lisbon to Portland flight prices changed over time?

As of October 2025, prices for Lisbon to Portland flights are approximately 2% more expensive when compared to flights at the same time last year.

When to book flights from Lisbon to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Lisbon to Portland according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Lisbon to Portland (LIS to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lisbon to Portland

Direct flights

None
There are no direct flights from Lisbon to Portland. There are no popular flight routes from Lisbon to Portland.
Search flight deals

  • How far is Lisbon Humberto Delgado to Portland by plane?

    Lisbon Humberto Delgado and Portland are 5304.2 mi apart from one another. In terms of flight time, this usually takes a little over 14h 25m.

  • When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to Portland Airport?

    Prices for flights from Lisbon Humberto Delgado Airport to Portland Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to Portland Airport?

  • How old do you have to be to fly from Lisbon Humberto Delgado Airport to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lisbon Humberto Delgado Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Lisbon to Portland?

Best airlines flying from Lisbon to Portland

Compare and see reviews for airlines that fly from Lisbon to Portland with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $757Free CancellationRating
6.7
7,481 reviews
Search British Airways flights
KLMPriceFrom $786Free CancellationRating
7.7
1,406 reviews
Search KLM flights
United AirlinesPriceFrom $863Free CancellationRating
7.4
8,996 reviews
Search United Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Depoe Bay
Rockaway Beach
Beaverton
Hillsboro
Hood River
Gresham
McMinnville
Longview
The Dalles
Pacific City
Tigard
Manzanita
Tillamook

Why use momondo?

Why should I use momondo to find a flight deal from Lisbon to Portland?

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

Can I find flights from Lisbon to Portland with flexible booking policies on momondo?

All flight searches from Lisbon to Portland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Lisbon to Portland?

Once you have performed a search for Lisbon to Portland 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 Lisbon to Portland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Lisbon to Portland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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