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Cheap flights from Portland (PWM) to Lisbon (LIS) from $744

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
May 4 — May 111
From?
To?
Sat 5/4
Sat 5/11
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 29, 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?

Wednesday 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.

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

February can be a great time to fly to Lisbon from Portland, Maine with a flight ticket averaging about $1,024. Cheapflights users have found deals in the month of February for as cheap as $564. The most expensive prices can be found in the month of May.

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 24% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap KLM flights from Portland to Lisbon

Explore cheap flight options specifically provided by KLM 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 2,948,547 searches. Data last updated April 29, 2024.
Check out some of the cheapest KLM flights we've come across from Portland to Lisbon. It's recommended that users confirm their flight details before booking.
Mon 6/242:08 pmPWM - LIS
1 stop12h 52mKLM
Tue 7/210:00 amLIS - PWM
1 stop19h 19mKLM
Deal found 4/28$1,019
Mon 6/32:51 pmPWM - LIS
1 stop12h 09mKLM
Mon 6/1010:00 amLIS - PWM
1 stop19h 19mKLM
Deal found 4/29$1,104
Fri 5/242:51 pmPWM - LIS
2 stops18h 44mKLM
Mon 5/2710:00 amLIS - PWM
1 stop18h 57mKLM
Deal found 4/29$2,335
Fri 5/242:51 pmPWM - LIS
1 stop12h 09mKLM
Mon 5/2710:00 amLIS - PWM
1 stop18h 57mKLM
Deal found 4/29$2,816

Cheap Delta flights from Portland to Lisbon

Explore cheap flight options specifically provided by Delta 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 2,948,547 searches. Data last updated April 29, 2024.
Some of the best deals we've found on Delta flights traveling from Portland to Lisbon. Make sure to examine the flight information before completing your reservation.
Mon 6/242:08 pmPWM - LIS
1 stop12h 52mDelta
Tue 7/25:40 amLIS - PWM
2 stops23h 44mDelta
Deal found 4/28$1,029
Mon 6/2411:57 amPWM - LIS
2 stops18h 18mDelta
Tue 7/25:40 amLIS - PWM
2 stops21h 18mDelta
Deal found 4/28$1,046
Mon 6/32:51 pmPWM - LIS
2 stops18h 59mDelta
Mon 6/1010:00 amLIS - PWM
1 stop19h 24mDelta
Deal found 4/29$1,078
Mon 6/32:51 pmPWM - LIS
2 stops18h 59mDelta
Mon 6/1010:00 amLIS - PWM
2 stops18h 21mDelta
Deal found 4/29$1,083

Cheap Portland to Lisbon flights in April & May 2024

Find cheap flight options from Portland to Lisbon specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,948,547 searches. Prices were last updated on April 29, 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.
Fri 5/242:24 pmPWM - LIS
2 stops44h 01mTurkish Airlines
Mon 5/274:25 pmLIS - PWM
2 stops50h 04mTurkish Airlines
Deal found 4/29$1,409
Fri 5/242:51 pmPWM - LIS
2 stops18h 44mKLM
Mon 5/2710:00 amLIS - PWM
1 stop18h 57mKLM
Deal found 4/29$2,335
Fri 5/249:10 amPWM - LIS
3 stops18h 00mMultiple Airlines
Mon 5/2712:50 pmLIS - PWM
2 stops16h 08mMultiple Airlines
Deal found 4/29$2,447
Fri 5/242:51 pmPWM - LIS
1 stop12h 09mKLM
Mon 5/2710:00 amLIS - PWM
1 stop18h 57mKLM
Deal found 4/29$2,816

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 2,948,547 searches. Data last updated April 29, 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 11/143:15 pmPWM - LIS
2 stops18h 45mUnited Airlines
Mon 11/1812:15 pmLIS - PWM
2 stops40h 41mUnited Airlines
Deal found 4/29$744
Thu 11/144:12 pmPWM - LIS
2 stops20h 43mAmerican Airlines
Mon 11/1812:55 pmLIS - PWM
2 stops38h 19mAmerican Airlines
Deal found 4/28$752
Thu 11/145:30 pmPWM - LIS
1 stop9h 30mKLM
Mon 11/1810:00 amLIS - PWM
1 stop18h 38mKLM
Deal found 4/29$756
Thu 11/145:30 pmPWM - LIS
1 stop9h 30mDelta
Mon 11/185:30 amLIS - PWM
2 stops23h 08mDelta
Deal found 4/29$766
Fri 11/16:00 amPWM - LIS
2 stops23h 20mUnited Airlines
Thu 11/710:15 amLIS - PWM
2 stops18h 41mUnited Airlines
Deal found 4/28$776
Thu 11/145:30 pmPWM - LIS
2 stops16h 05mDelta
Mon 11/1810:00 amLIS - PWM
1 stop18h 38mDelta
Deal found 4/28$785
Thu 11/145:30 pmPWM - LIS
1 stop9h 30mKLM
Mon 11/1810:00 amLIS - PWM
1 stop18h 38mKLM
Deal found 4/28$786
Fri 11/16:00 amPWM - LIS
2 stops23h 20mUnited Airlines
Thu 11/712:20 pmLIS - PWM
1 stop16h 36mUnited Airlines
Deal found 4/28$801
Thu 10/37:40 amPWM - LIS
2 stops21h 10mTurkish Airlines
Tue 10/810:55 amLIS - PWM
2 stops30h 20mTurkish Airlines
Deal found 4/28$820

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 2,948,547 searches. Data last updated April 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$820 - $2,601

Route

Depart

Return

Price

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Thu 10/3

2 stops21h 10m

Lisbon Humberto Delgado

Tue 10/8

2 stops30h 20m

$820

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Thu 10/3

1 stop15h 45m

Lisbon Humberto Delgado

Tue 10/8

1 stop24h 10m

$1,015

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Mon 6/24

1 stop12h 52m

Lisbon Humberto Delgado

Tue 7/2

1 stop19h 19m

$1,019

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

Mon 6/24

1 stop12h 52m

Lisbon Humberto Delgado

Tue 7/2

2 stops23h 44m

$1,029

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Mon 6/24

2 stops18h 18m

Lisbon Humberto Delgado

Tue 7/2

2 stops21h 18m

$1,046

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Mon 6/3

2 stops18h 59m

Lisbon Humberto Delgado

Mon 6/10

1 stop19h 24m

$1,078

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Mon 6/3

1 stop12h 09m

Lisbon Humberto Delgado

Mon 6/10

1 stop19h 19m

$1,104

PortlandLisbon Humberto Delgado

PWM - LIS

PWMLIS

Portland

Mon 6/3

3 stops17h 50m

Lisbon Humberto Delgado

Mon 6/10

3 stops18h 11m

$2,601

Flights are sorted by cheapest first

Deals found on 4/28

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 28, 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 $1,192. Price data was last updated on April 21, 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 $1,243). 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

$947

June

$1,243

July

$1,130

August

$951

September

$916

October

$741

November

$606

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 29, 2024.
Read reviews from past customers who have flown KLM, Delta and Turkish Airlines from Portland to Lisbon. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
10,913 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

KLM
7.9
Good
1,618 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Turkish Airlines
7.4
Good
3,699 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

American Airlines
7.3
Good
14,834 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Air Canada
7.0
Good
6,883 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

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 $820, but on average you can expect to pay $1,504.

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

    Turkish Airlines, at $820, was found to be the cheapest airline from Portland, Maine to Lisbon.Alternate airlines to your destination round-trip include KLM and American Airlines. Turkish Airlines is currently priced 19% 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 4/29.

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 Ponta Delgada flights
Portland to Porto 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 2,948,547 searches. Data last updated April 29, 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$785Average$1,022FlexibilityNo 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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