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Cheap flights from Portugal to Portland from $875

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to Portland departing on 5/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portugal to Portland

Recent round-trip flight deals from Portugal to Portland

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
7:00 am - 12:43 am
LIS
-
PWM
22h 43m
2 stops
Scandinavian Airlines Logo
6:25 am - 8:40 pm
PWM
-
LIS
33h 15m
2 stops
$875Scandinavian Airlines
Sun, May 10 - Sun, May 17
KLM Logo
10:00 am - 12:43 am
LIS
-
PWM
19h 43m
1 stop
KLM Logo
2:38 pm - 10:55 am
PWM
-
LIS
15h 17m
2 stops
$1,322KLM
Sun, May 10 - Sun, May 17
American Airlines Logo
11:05 am - 6:58 pm
LIS
-
PWM
12h 53m
1 stop
American Airlines Logo
7:23 pm - 9:05 am
PWM
-
LIS
32h 42m
1 stop
$1,448American Airlines
Sun, May 10 - Sun, May 17
Multiple Airlines Logo
11:25 am - 11:29 pm
LIS
-
PWM
17h 04m
2 stops
Multiple Airlines Logo
11:08 am - 9:20 am
PWM
-
LIS
17h 12m
3 stops
$1,989Multiple Airlines
Sun, May 10 - Sun, May 17
Air Canada Logo
10:00 am - 11:29 pm
LIS
-
PWM
18h 29m
3 stops
Air Canada Logo
11:08 am - 9:20 am
PWM
-
LIS
17h 12m
3 stops
$2,014Air Canada
Sun, May 10 - Sun, May 17

momondo Fare Finder

 
Customize your flight search to find flights from Portugal to Portland, Maine 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 March 28, 2026.
Use the filters below to find and compare flights from Portugal to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Sun 5/10

7:00 am-12:43 am

2 stops22h 43m

Portland

Sun 5/17

6:25 am-8:40 pm

2 stops33h 15m

$875

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Sun 5/10

10:00 am-12:43 am

1 stop19h 43m

Portland

Sun 5/17

2:38 pm-10:55 am

2 stops15h 17m

$1,322

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Sun 5/10

11:05 am-6:58 pm

1 stop12h 53m

Portland

Sun 5/17

7:23 pm-9:05 am

1 stop32h 42m

$1,448
Quickest round-trip

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Sun 5/10

11:25 am-11:29 pm

2 stops17h 04m

Portland

Sun 5/17

11:08 am-9:20 am

3 stops17h 12m

$1,989

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Sun 5/10

10:00 am-11:29 pm

3 stops18h 29m

Portland

Sun 5/17

11:08 am-9:20 am

3 stops17h 12m

$2,014

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Portland from

How to get the cheapest flight ticket from Portugal to Portland, Maine

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 airlines fly to Portland, Maine?

TAP AIR PORTUGAL, Delta and Air France are the top three most popular airlines that fly to Portland, Maine from Portugal according to our data. TAP AIR PORTUGAL is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 7 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

Cheap Portugal to Portland, Maine flight deals and tips

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

Fastest flight time

22h 43m

Direct flights

None
The fastest flight from Portugal to Portland, Maine takes 22h 43m
There are no direct flights from Portugal to Portland, Maine. There are no popular flight routes from Portugal to Portland, Maine.
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  • When did momondo last update prices for flights from Portugal to Portland Airport?

    Prices for flights from Portugal to Portland Airport were last updated today.

  • How old do you have to be to fly from Portugal to Portland Airport?

    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 Portland Airport.

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

    The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Conway
Freeport
Lewiston
Brunswick
Bartlett
Gorham
Auburn
Windham
Intervale
Oxford
Bath
Georgetown
Falmouth
Tamworth

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Portugal.

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

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

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

Once all potential Portugal to Portland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Portugal to Portland 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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