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Cheap flights from Lisbon to Portland from $479

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 9/5. 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

Logo
8:50 am - 7:04 pmLIS-PDX
42h 14m3 stops
Logo
1:45 pm - 8:45 pmPDX-LIS
23h 00m2 stops
$807
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Fri, Sep 19 - Sun, Oct 5
American Airlines Logo
10:55 am - 10:48 pmLIS-PDX
19h 53m2 stops
American Airlines Logo
2:18 pm - 9:55 pmPDX-LIS
23h 37m2 stops
$829American Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
British Airways Logo
6:35 pm - 3:55 pmLIS-PDX
29h 20m1 stop
British Airways Logo
1:40 pm - 2:55 pmPDX-LIS
17h 15m2 stops
$835British Airways
Find Deal
Thu, Dec 4 - Mon, Dec 8
British Airways Logo
6:35 pm - 3:55 pmLIS-PDX
29h 20m1 stop
British Airways Logo
1:40 pm - 2:55 pmPDX-LIS
17h 15m2 stops
$842British Airways
Find Deal
Thu, Dec 4 - Mon, Dec 8
United Airlines Logo
5:05 am - 12:28 amLIS-PDX
27h 23m3 stops
United Airlines Logo
5:00 am - 8:20 amPDX-LIS
19h 20m2 stops
$862United Airlines
Find Deal
Thu, Oct 2 - Thu, Oct 16
Delta Logo
5:00 am - 9:04 pmLIS-PDX
24h 04m2 stops
Delta Logo
7:12 am - 11:15 amPDX-LIS
20h 03m2 stops
$867Delta
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Thu, Oct 9 - Wed, Oct 22
Delta Logo
5:00 am - 11:20 amLIS-PDX
14h 20m1 stop
Delta Logo
11:55 am - 5:50 pmPDX-LIS
21h 55m2 stops
$873Delta
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Sat, Aug 30 - Wed, Jun 24
KLM Logo
10:25 am - 11:05 amLIS-PDX
32h 40m1 stop
KLM Logo
1:15 pm - 6:40 pmPDX-LIS
21h 25m1 stop
$875KLM
Find Deal
Thu, Oct 9 - Wed, Oct 22
KLM Logo
10:25 am - 11:05 amLIS-PDX
32h 40m1 stop
KLM Logo
1:15 pm - 10:50 pmPDX-LIS
25h 35m1 stop
$881KLM
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Thu, Oct 2 - Wed, Oct 15
United Airlines Logo
12:20 pm - 9:45 amLIS-PDX
29h 25m2 stops
United Airlines Logo
11:55 pm - 9:20 amPDX-LIS
25h 25m2 stops
$888United Airlines
Find Deal
Thu, Aug 28 - Mon, Jun 22

American Airlines flights from Lisbon to Portland

Our best American Airlines deals on Lisbon to Portland flight tickets
American Airlines
Dec 4
LIS10:55 amLisbon Humberto Delgado
19h 53m
2 stops
PDX10:48 pmPortland
Dec 8
PDX2:18 pmPortland
23h 37m
2 stops
LIS9:55 pmLisbon Humberto Delgado
$829
Find similar
American Airlines
Dec 4
LIS10:55 amLisbon Humberto Delgado
19h 53m
2 stops
PDX10:48 pmPortland
Dec 8
PDX5:54 amPortland
22h 11m
2 stops
LIS12:05 pmLisbon Humberto Delgado
$841
Find similar
American Airlines
Aug 27
LIS11:05 amLisbon Humberto Delgado
18h 59m
1 stop
PDX10:04 pmPortland
May 9
PDX2:15 pmPortland
24h 55m
2 stops
LIS11:10 pmLisbon Humberto Delgado
$882
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British Airways flights from Lisbon to Portland

Our best British Airways deals on Lisbon to Portland flight tickets
British Airways
Dec 4
LIS6:35 pmLisbon Humberto Delgado
29h 20m
1 stop
PDX3:55 pmPortland
Dec 8
PDX1:40 pmPortland
17h 15m
2 stops
LIS2:55 pmLisbon Humberto Delgado
$835
Find similar
British Airways
Dec 4
LIS6:35 pmLisbon Humberto Delgado
29h 20m
1 stop
PDX3:55 pmPortland
Dec 8
PDX1:40 pmPortland
17h 15m
2 stops
LIS2:55 pmLisbon Humberto Delgado
$842
Find similar
British Airways
Dec 4
LIS6:35 pmLisbon Humberto Delgado
29h 20m
1 stop
PDX3:55 pmPortland
Dec 8
PDX1:40 pmPortland
17h 15m
2 stops
LIS2:55 pmLisbon Humberto Delgado
$848
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 July 30, 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

Fri 9/19

8:50 am-7:04 pm

3 stops42h 14m

Portland

Sun 10/5

1:45 pm-8:45 pm

2 stops23h 00m

$807

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/4

10:55 am-10:48 pm

2 stops19h 53m

Portland

Mon 12/8

2:18 pm-9:55 pm

2 stops23h 37m

$829

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/4

6:35 pm-3:55 pm

1 stop29h 20m

Portland

Mon 12/8

1:40 pm-2:55 pm

2 stops17h 15m

$835

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 12/4

6:35 pm-3:55 pm

1 stop29h 20m

Portland

Mon 12/8

1:40 pm-2:55 pm

2 stops17h 15m

$842

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/2

5:05 am-12:28 am

3 stops27h 23m

Portland

Thu 10/16

5:00 am-8:20 am

2 stops19h 20m

$862

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/9

5:00 am-9:04 pm

2 stops24h 04m

Portland

Wed 10/22

7:12 am-11:15 am

2 stops20h 03m

$867

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Sat 8/30

5:00 am-11:20 am

1 stop14h 20m

Portland

Wed 6/24

11:55 am-5:50 pm

2 stops21h 55m

$873

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/9

10:25 am-11:05 am

1 stop32h 40m

Portland

Wed 10/22

1:15 pm-6:40 pm

1 stop21h 25m

$875

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 10/2

10:25 am-11:05 am

1 stop32h 40m

Portland

Wed 10/15

1:15 pm-10:50 pm

1 stop25h 35m

$881

LisbonPortland

LIS - PDX

LISPDX

Lisbon Humberto Delgado

Thu 8/28

12:20 pm-9:45 am

2 stops29h 25m

Portland

Mon 6/22

11:55 pm-9:20 am

2 stops25h 25m

$888

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

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 May to fly from Lisbon, when ticket prices are also cheap, with an average price of $802.

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 29% 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 July 2025, prices for Lisbon to Portland flights are approximately 4% 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

Best Price Found

$479

Fastest flight time

14h 05m

Direct flights

None

Airports in Portland

1 airport
The best one-way flight to Portland from Lisbon in the past 72 hours is $479. The best round-trip flight deal from Lisbon to Portland found on momondo in the last 72 hours is $807.
The fastest flight from Lisbon to Portland takes 14h 05m
There are no direct flights from Lisbon to Portland. Popular non-direct route for this connection is Lisbon Humberto Delgado Airport - Portland Airport.
There is 1 airport near Portland: Portland (PDX)
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 05m.

  • 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
6.6
7,217 reviews
Search British Airways flights
KLMPriceFrom $786Free CancellationRating
7.8
1,383 reviews
Search KLM 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
Beaverton
Rockaway Beach
Hood River
Hillsboro
Gresham
McMinnville
Tigard
Longview
Pacific City
Manzanita
The Dalles
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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