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Cheap flights from Lisbon to Portland from $827

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 8/27. 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

Multiple Airlines Logo
LIS-PWM
3123 mimulti-stop
Multiple Airlines Logo
PWM-LIS
3123 mimulti-stop
Multiple Airlines
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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 20, 2025.
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

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Wed 8/27

6:35 am-8:36 pm

2 stops19h 01m

$827

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Tue 8/26

12:20 pm-11:03 pm

2 stops15h 43m

$999

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Tue 8/26

4:45 pm-11:44 am

3 stops47h 59m

$1,174

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Wed 8/27

6:45 pm-11:28 am

3 stops45h 43m

$1,198

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 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?

American Airlines 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 33% 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.

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

Direct flights

None
There are no direct flights from Lisbon to Portland, Maine. There are no popular flight routes from Lisbon to Portland, Maine.
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  • How far is Lisbon Humberto Delgado to Portland by plane?

    The distance between Lisbon Humberto Delgado and Portland is about 3121.9 mi.

  • 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
Conway
Freeport
Lewiston
Bartlett
Gorham
Brunswick
Auburn
Intervale
Windham
Bath
Oxford
Georgetown
Tamworth
Falmouth

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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