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Cheap flights from Lisbon to Portland from $1,043

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to Portland departing on 11/24. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Lisbon to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
8:20 am - 10:56 pmLIS  Lisbon Humberto Delgado-PWM Portland
19h 36m2 stops Madrid Barajas Philadelphia
American Airlines Logo
12:48 pm - 9:05 amPWM  Portland-LIS Lisbon Humberto Delgado
39h 17m2 stops Chicago O'Hare Intl Philadelphia
$1,043American Airlines
Tue, Nov 24 - Sat, Nov 28
American Airlines Logo
8:20 am - 10:38 amLIS  Lisbon Humberto Delgado-PWM Portland
31h 18m2 stops Madrid Barajas Philadelphia
American Airlines Logo
12:48 pm - 9:05 amPWM  Portland-LIS Lisbon Humberto Delgado
39h 17m2 stops Chicago O'Hare Intl Philadelphia
$1,044American Airlines
Tue, Nov 24 - Sat, Nov 28
American Airlines Logo
8:20 am - 10:56 pmLIS  Lisbon Humberto Delgado-PWM Portland
19h 36m2 stops Madrid Barajas Philadelphia
American Airlines Logo
12:48 pm - 9:05 amPWM  Portland-LIS Lisbon Humberto Delgado
39h 17m2 stops Chicago O'Hare Intl Philadelphia
$1,045American Airlines
Tue, Nov 24 - Sat, Nov 28
American Airlines Logo
11:05 am - 10:56 pmLIS  Lisbon Humberto Delgado-PWM Portland
16h 51m1 stop Philadelphia
American Airlines Logo
12:48 pm - 9:05 amPWM  Portland-LIS Lisbon Humberto Delgado
39h 17m2 stops Chicago O'Hare Intl Philadelphia
$1,055American Airlines
Tue, Nov 24 - Sat, Nov 28
American Airlines Logo
11:05 am - 6:13 pmLIS  Lisbon Humberto Delgado-PWM Portland
12h 08m1 stop Philadelphia
American Airlines Logo
12:48 pm - 9:05 amPWM  Portland-LIS Lisbon Humberto Delgado
39h 17m2 stops Chicago O'Hare Intl Philadelphia
$1,056American Airlines
Tue, Nov 24 - Sat, Nov 28
American Airlines Logo
11:05 am - 10:56 pmLIS  Lisbon Humberto Delgado-PWM Portland
16h 51m1 stop Philadelphia
American Airlines Logo
12:48 pm - 9:05 amPWM  Portland-LIS Lisbon Humberto Delgado
39h 17m2 stops Chicago O'Hare Intl Philadelphia
$1,102American Airlines
Tue, Nov 24 - Sat, Nov 28
American Airlines Logo
11:05 am - 10:56 pmLIS  Lisbon Humberto Delgado-PWM Portland
16h 51m1 stop Philadelphia
American Airlines Logo
12:48 pm - 9:05 amPWM  Portland-LIS Lisbon Humberto Delgado
39h 17m2 stops Chicago O'Hare Intl Philadelphia
$1,103American Airlines
Tue, Nov 24 - Sat, Nov 28
United Airlines Logo
12:20 pm - 11:59 pmLIS  Lisbon Humberto Delgado-PWM Portland
16h 39m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
2:05 pm - 10:20 amPWM  Portland-LIS Lisbon Humberto Delgado
15h 15m1 stop Washington, D.C. Dulles Intl
$1,125United Airlines
Tue, Nov 24 - Sat, Nov 28

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American Airlines flights from Lisbon to Portland, Maine

Our best American Airlines deals on Lisbon to Portland, Maine flight tickets
American Airlines
Nov 24
LIS8:20 amLisbon Humberto Delgado
19h 36m
2 stops
PWM10:56 pmPortland
Nov 28
PWM12:48 pmPortland
39h 17m
2 stops
LIS9:05 amLisbon Humberto Delgado
$1,043
American Airlines
Nov 24
LIS8:20 amLisbon Humberto Delgado
31h 18m
2 stops
PWM10:38 amPortland
Nov 28
PWM12:48 pmPortland
39h 17m
2 stops
LIS9:05 amLisbon Humberto Delgado
$1,044
American Airlines
Nov 24
LIS8:20 amLisbon Humberto Delgado
19h 36m
2 stops
PWM10:56 pmPortland
Nov 28
PWM12:48 pmPortland
39h 17m
2 stops
LIS9:05 amLisbon Humberto Delgado
$1,045

United Airlines flights from Lisbon to Portland, Maine

Our best United Airlines deals on Lisbon to Portland, Maine flight tickets
United Airlines
Nov 24
LIS12:20 pmLisbon Humberto Delgado
16h 39m
1 stop
PWM11:59 pmPortland
Nov 28
PWM2:05 pmPortland
15h 15m
1 stop
LIS10:20 amLisbon Humberto Delgado
$1,125
United Airlines
Nov 24
LIS12:20 pmLisbon Humberto Delgado
16h 39m
1 stop
PWM11:59 pmPortland
Nov 28
PWM2:05 pmPortland
15h 15m
1 stop
LIS10:20 amLisbon Humberto Delgado
$1,127
United Airlines
Aug 22
LIS10:25 amLisbon Humberto Delgado
13h 04m
1 stop
PWM6:29 pmPortland
Aug 26
PWM9:49 amPortland
17h 31m
2 stops
LIS8:20 amLisbon Humberto Delgado
$1,218

momondo Fare Finder

 
Customize your flight search to find flights from Lisbon 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 August 9, 2026.
Use the filters below to find and compare flights from Lisbon to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonPortland

LIS Lisbon Humberto Delgado - PWM Portland

LISPWM

Lisbon Humberto Delgado

Tue 11/24

8:20 am-10:56 pm

2 stops19h 36m

Portland

Sat 11/28

12:48 pm-9:05 am

2 stops39h 17m

$1,043

LisbonPortland

LIS Lisbon Humberto Delgado - PWM Portland

LISPWM

Lisbon Humberto Delgado

Tue 11/24

8:20 am-10:38 am

2 stops31h 18m

Portland

Sat 11/28

12:48 pm-9:05 am

2 stops39h 17m

$1,044

LisbonPortland

LIS Lisbon Humberto Delgado - PWM Portland

LISPWM

Lisbon Humberto Delgado

Tue 11/24

8:20 am-10:56 pm

2 stops19h 36m

Portland

Sat 11/28

12:48 pm-9:05 am

2 stops39h 17m

$1,045

LisbonPortland

LIS Lisbon Humberto Delgado - PWM Portland

LISPWM

Lisbon Humberto Delgado

Tue 11/24

11:05 am-10:56 pm

1 stop16h 51m

Portland

Sat 11/28

12:48 pm-9:05 am

2 stops39h 17m

$1,055

LisbonPortland

LIS Lisbon Humberto Delgado - PWM Portland

LISPWM

Lisbon Humberto Delgado

Tue 11/24

11:05 am-6:13 pm

1 stop12h 08m

Portland

Sat 11/28

12:48 pm-9:05 am

2 stops39h 17m

$1,056

LisbonPortland

LIS Lisbon Humberto Delgado - PWM Portland

LISPWM

Lisbon Humberto Delgado

Tue 11/24

11:05 am-10:56 pm

1 stop16h 51m

Portland

Sat 11/28

12:48 pm-9:05 am

2 stops39h 17m

$1,102

LisbonPortland

LIS Lisbon Humberto Delgado - PWM Portland

LISPWM

Lisbon Humberto Delgado

Tue 11/24

11:05 am-10:56 pm

1 stop16h 51m

Portland

Sat 11/28

12:48 pm-9:05 am

2 stops39h 17m

$1,103
Quickest round-trip

LisbonPortland

LIS Lisbon Humberto Delgado - PWM Portland

LISPWM

Lisbon Humberto Delgado

Tue 11/24

12:20 pm-11:59 pm

1 stop16h 39m

Portland

Sat 11/28

2:05 pm-10:20 am

1 stop15h 15m

$1,125
Cheapest one-way

LisbonPortland

LIS Lisbon Humberto Delgado - PWM Portland

LISPWM

Lisbon Humberto Delgado

Thu 8/13

11:25 am-11:32 pm

2 stops41h 07m

$1,227

LisbonPortland

LIS Lisbon Humberto Delgado - PWM Portland

LISPWM

Lisbon Humberto Delgado

Tue 8/18

11:25 am-6:29 pm

2 stops36h 04m

$1,227

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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, 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 is the cheapest airline that flies from Lisbon Humberto Delgado to Portland?

Air Canada and United Airlines are the most popular carriers operating from Lisbon Humberto Delgado to Portland

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 Lisbon according to our data. TAP AIR PORTUGAL is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 5 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

When to book flights from Lisbon to Portland, Maine

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

Cheap Lisbon to Portland, Maine (LIS to PWM) flight deals and tips

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

Fastest flight time

13h 04m

Direct flights

None
The fastest flight from Lisbon to Portland, Maine takes 13h 04m
There are no direct flights from Lisbon to Portland, Maine. There are no popular flight routes from Lisbon to Portland, Maine.
Search flight deals

Frequently asked questions about flying from Lisbon to Portland, Maine

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

    The distance between Lisbon Humberto Delgado and Portland is about 3121.9 mi. Typically, this will take 13h 04m by plane in normal conditions.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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.

Traveling to a place near Portland?

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

Why use momondo?

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

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 Lisbon to Portland for you.

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

momondo does allow users to show only those flights to Portland from Lisbon which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portland from Lisbon.

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

If you are not ready to book a flight from Lisbon to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.

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