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Lisbon

$318+ Cheap flights from Maine to Lisbon (LIS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIS
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
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Cheap flight deals from Maine to Lisbon

Cheapest flights from Maine to Lisbon
Explore the most affordable flight options available from Maine to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2026.

This Super.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:40 pm
BOS
-
LIS
1 stop16h 55m
Scandinavian Airlines
Fri 5/159:15 pm
LIS
-
BOS
1 stop23h 20m
Scandinavian Airlines
Deal found 3/9$515
This Trip.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:40 pm
BOS
-
LIS
1 stop34h 20m
Multiple Airlines
Tue 4/285:00 pm
LIS
-
BOS
1 stop27h 35m
Multiple Airlines
Deal found 3/9$524
This oojo deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/135:40 pm
BOS
-
LIS
2 stops23h 25m
Scandinavian Airlines
Mon 4/204:25 pm
LIS
-
BOS
1 stop28h 10m
Scandinavian Airlines
Deal found 3/10$525
This KAYAK deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/265:40 pm
BOS
-
LIS
1 stop16h 55m
Scandinavian Airlines
Wed 5/612:45 pm
LIS
-
BOS
2 stops39h 52m
Scandinavian Airlines
Deal found 3/9$526
This flugladen.de deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/265:40 pm
BOS
-
LIS
1 stop16h 55m
Scandinavian Airlines
Mon 5/44:25 pm
LIS
-
BOS
1 stop28h 10m
Scandinavian Airlines
Deal found 3/10$527
This oojo deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:35 pm
BOS
-
LIS
1 stop17h 30m
Scandinavian Airlines
Fri 11/206:55 am
LIS
-
BOS
1 stop13h 45m
Scandinavian Airlines
Deal found 3/10$528
This oojo deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:40 pm
BOS
-
LIS
Nonstop6h 35m
TAP AIR PORTUGAL
Sat 9/127:30 pm
LIS
-
BOS
1 stop29h 50m
TAP AIR PORTUGAL
Deal found 3/9$529
This Scandinavian Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:40 pm
BOS
-
LIS
1 stop16h 55m
Multiple Airlines
Wed 9/307:15 am
LIS
-
BOS
2 stops20h 21m
Multiple Airlines
Deal found 3/9$530
This Gotogate deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:40 pm
BOS
-
LIS
1 stop16h 55m
Scandinavian Airlines
Fri 9/188:00 am
LIS
-
BOS
2 stops36h 35m
Scandinavian Airlines
Deal found 3/11$531
This LEVEL deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2710:50 pm
BOS
-
LIS
1 stop16h 45m
LEVEL
Fri 5/1510:10 pm
LIS
-
BOS
1 stop27h 55m
LEVEL
Deal found 3/12$533
This oojo deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:40 pm
BOS
-
LIS
1 stop22h 00m
Scandinavian Airlines
Wed 5/64:25 pm
LIS
-
BOS
1 stop28h 10m
Scandinavian Airlines
Deal found 3/9$534
This Rumbo deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:30 am
PWM
-
LIS
2 stops28h 30m
Scandinavian Airlines
Sat 5/97:00 am
LIS
-
PWM
2 stops22h 43m
Scandinavian Airlines
Deal found 3/9$570

Find flight deals from Maine to Lisbon

Keep the following information in mind while searching for Maine to Lisbon flight deals. Data was last updated March 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$515
(Super.com)

One-way from

$318
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$678
Provider with most accurate pricing for Portland-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Lisbon Humberto Delgado flights.
Search Deals
From Maine to Lisbon Humberto Delgado
Search Deals
One-way flight from Maine to Lisbon Humberto Delgado
Search Deals
Highest demand for flights based on searches. 35% potential increase in price ($696 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 40% potential price decrease ($368 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maine 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 2,558,603 searches. Data last updated March 14, 2026.
Use the filters below to find and compare flights from Maine to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Mon 5/11

9:50 pm-3:40 pm

1 stop36h 50m

Lisbon Humberto Delgado

Tue 5/19

5:55 am-7:55 pm

1 stop19h 00m

$602

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Sun 4/26

7:33 pm-10:30 am

1 stop9h 57m

Lisbon Humberto Delgado

Sun 5/3

7:25 am-9:19 pm

2 stops18h 54m

$615

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Fri 5/15

10:50 pm-8:30 am

1 stop28h 40m

Lisbon Humberto Delgado

Fri 5/22

10:10 pm-9:05 pm

1 stop27h 55m

$720

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Thu 5/14

10:50 pm-9:30 pm

1 stop17h 40m

Lisbon Humberto Delgado

Tue 5/26

9:15 pm-9:05 pm

1 stop28h 50m

$724

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Sat 4/11

4:48 pm-5:50 pm

2 stops20h 02m

Lisbon Humberto Delgado

Sat 4/18

10:00 am-12:46 am

1 stop19h 46m

$731

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Thu 4/23

11:25 pm-10:45 am

Nonstop6h 20m

Lisbon Humberto Delgado

Wed 4/29

12:45 pm-3:21 pm

Nonstop7h 36m

$761

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Wed 4/8

6:04 am-11:05 am

2 stops24h 01m

Lisbon Humberto Delgado

Wed 4/15

12:20 pm-6:58 pm

1 stop11h 38m

$784

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Wed 5/6

5:30 am-9:20 am

2 stops22h 50m

Lisbon Humberto Delgado

Sun 5/10

5:05 am-9:19 pm

2 stops21h 14m

$817

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Tue 4/21

10:45 am-9:20 am

1 stop17h 35m

Lisbon Humberto Delgado

Sun 4/26

11:25 am-9:49 am

1 stop27h 24m

$818

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sun 5/17

5:40 pm-3:45 pm

1 stop17h 05m

Lisbon Humberto Delgado

Sun 5/24

7:00 am-11:37 pm

2 stops21h 37m

$848

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 35 resultsSorted by cheapest first
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Best time to book a flight from Maine to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Maine with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Maine to Lisbon

How much does it cost to fly round-trip from Maine to Lisbon?

Related info for your journey

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

  • What airport do you fly into for flights to Lisbon from Maine?

    If you book a flight to Lisbon from Maine, you will be flying to Humberto Delgado, which is the city’s only airport. Lisbon Humberto Delgado (LIS) is located 4.2 mi from the center of Lisbon.

  • How long is the flight from Maine to Lisbon?

    Departing from Maine to Lisbon will take you 9h 57m. There are 3123 mi between Maine and Lisbon. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maine 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.

See more FAQs

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Ericeira
Oeiras
Beja
Costa da Caparica
Torres Vedras
Nazaré
Colares
Sesimbra

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Top airline flying from Maine to Lisbon

Discover the top airline that operate flights from Maine 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 2,558,603 searches. Data last updated March 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$550Average$721FlexibilityNo cancel feeOn-time69%

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