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Cheap flights from Portland (PWM) to Lisbon (LIS) from $643

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/14. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PWM — LIS
Apr 23 — Apr 301
From?
To?
Tue 4/23
Tue 4/30
1 adult, Economy
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Cheap flight deals from Portland to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 18, 2024.

Popular in

May

Cheapest in

February

Average price

$823

Round-trip from

$598
High demand for flights, 46% potential price rise
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Best time to find cheap flights, 41% potential price drop
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Average for round-trip flights in April 2024
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From Portland to Lisbon Humberto Delgado
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What is the cheapest day to fly round-trip from Portland, Maine to Lisbon?

Sunday flights are generally found to be more expensive for flights from Portland, Maine to Lisbon. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Lisbon.

How far in advance should I book a flight from Portland, Maine to Lisbon?

To save on the cost of your flight from Portland, Maine to Lisbon, book at least 57 days before your planned departure. Booking around this time can save you about 52% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $765 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,375.

What is the cheapest month to fly from Portland, Maine to Lisbon?

January can be a great time to fly to Lisbon from Portland, Maine with a flight ticket averaging about $860. Cheapflights users have found deals in the month of January for as cheap as $350. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from Portland, Maine to Lisbon (PWM - LIS)?

It’s typically best to fly out from Portland, Maine to Lisbon at noon. Doing so could potentially save you 32% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap American Airlines flights from Portland to Lisbon

Explore cheap flight options specifically provided by American Airlines for the route between Portland and Lisbon. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
Check out some of the cheapest American Airlines flights we've come across from Portland to Lisbon. It's recommended that users confirm their flight details before booking.
Thu 10/311:20 amPWM - LIS
2 stops16h 45mAmerican Airlines
Tue 10/811:05 amLIS - PWM
1 stop16h 09mAmerican Airlines
Deal found 4/17$1,020
Thu 10/36:07 amPWM - LIS
1 stop21h 58mAmerican Airlines
Tue 10/811:05 amLIS - PWM
1 stop16h 09mAmerican Airlines
Deal found 4/17$1,022

Cheap Air Canada flights from Portland to Lisbon

Explore cheap flight options specifically provided by Air Canada for the route between Portland and Lisbon. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
Some of the best deals we've found on Air Canada flights traveling from Portland to Lisbon. Make sure to examine the flight information before completing your reservation.
Wed 7/106:00 amPWM - LIS
2 stops22h 20mAir Canada
Mon 7/2212:50 pmLIS - PWM
2 stops30h 01mAir Canada
Deal found 4/17$1,224
Thu 7/1110:41 amPWM - LIS
2 stops17h 39mAir Canada
Mon 7/2211:25 amLIS - PWM
2 stops38h 30mAir Canada
Deal found 4/17$1,290
Thu 7/1110:41 amPWM - LIS
3 stops17h 39mAir Canada
Mon 7/2211:25 amLIS - PWM
3 stops27h 35mAir Canada
Deal found 4/17$1,395
Thu 10/35:00 pmPWM - LIS
3 stops18h 30mAir Canada
Tue 10/811:25 amLIS - PWM
3 stops25h 30mAir Canada
Deal found 4/17$2,521

Portland to Lisbon 2024 flight deals

Discover exclusive flight deals for travel between Portland and Lisbon in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
These are some of the best deals we've found on flights to Lisbon in 2024 at this time. Check back in a little while for more flight options.
Thu 11/147:22 pmPWM - LIS
2 stops14h 38mUnited Airlines
Mon 11/1812:15 pmLIS - PWM
2 stops40h 41mUnited Airlines
Deal found 4/17$643
Thu 11/145:30 pmPWM - LIS
2 stops16h 05mKLM
Mon 11/1810:00 amLIS - PWM
1 stop18h 38mKLM
Deal found 4/17$684
Thu 11/1411:17 amPWM - LIS
3 stops17h 03mMultiple Airlines
Mon 11/1811:00 amLIS - PWM
2 stops17h 17mMultiple Airlines
Deal found 4/18$692
Thu 11/145:30 pmPWM - LIS
1 stop9h 30mDelta
Mon 11/1810:00 amLIS - PWM
1 stop18h 38mDelta
Deal found 4/17$705
Thu 11/145:30 pmPWM - LIS
2 stops16h 05mKLM
Mon 11/1810:00 amLIS - PWM
1 stop18h 38mKLM
Deal found 4/18$709
Thu 11/145:30 pmPWM - LIS
1 stop9h 30mKLM
Mon 11/1810:00 amLIS - PWM
1 stop18h 38mKLM
Deal found 4/18$760
Thu 10/37:40 amPWM - LIS
2 stops26h 45mTurkish Airlines
Tue 10/810:55 amLIS - PWM
2 stops30h 20mTurkish Airlines
Deal found 4/17$882
Sun 12/16:01 amPWM - LIS
2 stops25h 09mAmerican Airlines
Thu 12/58:45 amLIS - PWM
1 stop11h 19mAmerican Airlines
Deal found 4/18$953
Sun 12/16:01 amPWM - LIS
2 stops25h 09mAmerican Airlines
Thu 12/56:35 amLIS - PWM
2 stops20h 41mAmerican Airlines
Deal found 4/18$954

Find flights from Portland to Lisbon within your budget

Customize your flight search to find flights from Portland to Lisbon 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, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$882 - $1,389

Route

Depart

Return

Price

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Thu 10/3

2 stops26h 45m

Lisbon Humberto Delgado

Tue 10/8

2 stops30h 20m

$882

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Thu 10/3

2 stops16h 45m

Lisbon Humberto Delgado

Tue 10/8

1 stop16h 09m

$1,020

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Thu 10/3

1 stop21h 58m

Lisbon Humberto Delgado

Tue 10/8

1 stop16h 09m

$1,022

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Wed 7/10

2 stops22h 20m

Lisbon Humberto Delgado

Mon 7/22

2 stops30h 01m

$1,224

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Wed 7/10

1 stop12h 52m

Lisbon Humberto Delgado

Mon 7/22

1 stop19h 14m

$1,225

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Wed 7/10

1 stop12h 52m

Lisbon Humberto Delgado

Mon 7/22

2 stops24h 14m

$1,238

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Thu 7/11

1 stop14h 58m

Lisbon Humberto Delgado

Mon 7/22

2 stops31h 53m

$1,268

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Thu 7/11

2 stops17h 39m

Lisbon Humberto Delgado

Mon 7/22

2 stops38h 30m

$1,290

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Thu 7/11

2 stops17h 39m

Lisbon Humberto Delgado

Mon 7/22

3 stops27h 35m

$1,389

Flights are sorted by cheapest first

Deals found on 4/17

When is the cheapest time to fly from Portland, Maine to Lisbon?

Use this chart to determine the cheapest time to fly round-trip from Portland to Lisbon. Price data was last updated on April 14, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland, Maine to Lisbon flight should consider departing on Saturday at noon when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Lisbon by month

Plan your trip from Portland to Lisbon by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to Lisbon is currently $0 while a round-trip flight costs $1,173. Price data was last updated on April 14, 2024.

Currently, December is the cheapest month in which you can book a flight from Portland, Maine to Lisbon (average of $598). Flying from Portland, Maine to Lisbon in June is currently the most expensive (average of $1,252). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$621

February

$636

March

$701

April

$752

May

$956

June

$1,252

July

$1,136

August

$958

September

$919

October

$742

November

$604

December

$598

Temperature and rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature and rainfall totals by month.

LIS

Temperature

51.8 - 73.4 °F

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated April 18, 2024.
Read reviews from past customers who have flown American Airlines, Air Canada and KLM from Portland to Lisbon. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.9
Good
1,646 reviews
Check prices

Food

7.3

Comfort

7.6

Boarding

7.8

Entertainment

7.3

Crew

8.4

Overall

7.9

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,646 reviews
KLM
7.9
Good
1,646 reviews
Check prices

Food

7.3

Comfort

7.6

Boarding

7.8

Entertainment

7.3

Crew

8.4

Overall

7.9

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Turkish Airlines
7.5
Good
3,689 reviews
KLM
7.9
Good
1,646 reviews
Check prices

Food

7.3

Comfort

7.6

Boarding

7.8

Entertainment

7.3

Crew

8.4

Overall

7.9

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

United Airlines
7.4
Good
11,346 reviews
KLM
7.9
Good
1,646 reviews
Check prices

Food

7.3

Comfort

7.6

Boarding

7.8

Entertainment

7.3

Crew

8.4

Overall

7.9

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

American Airlines
7.3
Good
14,963 reviews
KLM
7.9
Good
1,646 reviews
Check prices

Food

7.3

Comfort

7.6

Boarding

7.8

Entertainment

7.3

Crew

8.4

Overall

7.9

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Air Canada
7.0
Good
6,836 reviews
KLM
7.9
Good
1,646 reviews
Check prices

Food

7.3

Comfort

7.6

Boarding

7.8

Entertainment

7.3

Crew

8.4

Overall

7.9

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Related info for your journey

Find useful and relevant information for your journey from Portland to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Portland, Maine to Lisbon for under $900 on Cheapflights?

    Yes, there are multiple flights from Portland, Maine to Lisbon for under $900. The cheapest flight booked recently is on Turkish Airlines for just $882, but on average you can expect to pay $1,326.

  • What are the cheapest airlines flying from Portland, Maine to Lisbon round-trip?

    Turkish Airlines, at $882, was found to be the cheapest airline from Portland, Maine to Lisbon.Alternate airlines to your destination round-trip include American Airlines and Air Canada. Turkish Airlines is currently priced 13% below the average price you’ll pay for this route.

  • What are the most popular airlines that fly from Portland, Maine to Lisbon?

    Before booking your flight from Portland, Maine to Lisbon check out the most popular airlines for this route: American Airlines, KLM or United Airlines.

  • What does PWM to LIS mean?

    PWM stands for Portland Airport, while LIS stands for Lisbon Humberto Delgado Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Portland to Lisbon that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Lisbon flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Lisbon with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Lisbon flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Portland to Lisbon that include hotel bookings?

    Yes. In addition to deals on Portland to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Lisbon.

  • Can I find deals for business class flights from Portland to Lisbon?

    Yes. Cheapflights offers flight deals from Portland to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Portland to Lisbon that allow pets onboard?

    Many airlines flying from Portland to Lisbon offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Lisbon?

    Yes, you can often find last-minute deals on Portland to Lisbon flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland, Maine to Lisbon flight deals updated?

    The Portland, Maine to Lisbon flight deals you see on this page were last updated on 4/18.

See more FAQs

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Alternative routes for Portland to Lisbon
See prices for flight routes from nearby airports that may be better suited for you.

Portland to Porto flights
Portland to Ponta Delgada flights

Top 3 airlines flying from Portland to Lisbon

Discover the top 3 airlines that operate flights from Portland to Lisbon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$524Average$683FlexibilityNo cancel feeOn-time75%
Search KLM flights
American AirlinesCheapest$586Average$997FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$787Average$1,020FlexibilityNo cancel feeOn-time69%
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Search flights from Portland to Lisbon by cabin class

Find flights from Portland to Lisbon, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Lisbon?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portland to Lisbon. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Portland to Lisbon?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portland to Lisbon.

Can Cheapflights find flights from Portland to Lisbon with no change fees?

Yes, we can. To see specific flights from Portland to Lisbon with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Portland to Lisbon become cheaper?

Yes, Cheapflights offers price alerts on Portland to Lisbon flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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