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Lisbon

$305+ 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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIS
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Find 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 October 20, 2025.

This FlightHub deal was found by Cheapflights users on 10/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:05 pmBOS - LIS
Nonstop6h 30mTAP AIR PORTUGAL
Sun 12/711:30 amLIS - BOS
Nonstop8h 05mTAP AIR PORTUGAL
Deal found 10/18$488
This Flightnetwork deal was found by Cheapflights users on 10/19. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:55 pmBOS - LIS
2 stops32h 25mAir Canada
Sat 12/611:20 amLIS - BOS
1 stop12h 52mAir Canada
Deal found 10/19$489
This KAYAK deal was found by Cheapflights users on 10/18. 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.
Mon 11/178:59 pmBOS - LIS
2 stops38h 06mScandinavian Airlines
Wed 12/34:55 pmLIS - BOS
2 stops47h 17mScandinavian Airlines
Deal found 10/18$490
This Booking.com deal was found by Cheapflights users on 10/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:10 pmBOS - LIS
1 stop12h 00mAer Lingus
Tue 11/1810:50 amLIS - BOS
1 stop13h 05mAer Lingus
Deal found 10/18$491
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1710:15 amBOS - LIS
3 stops28h 25mMultiple Airlines
Sun 11/238:40 pmLIS - BOS
3 stops27h 32mMultiple Airlines
Deal found 10/19$493
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/184:50 pmBOS - LIS
1 stop12h 25mMultiple Airlines
Tue 11/257:00 amLIS - BOS
1 stop13h 15mMultiple Airlines
Deal found 10/19$494
This Flightnetwork deal was found by Cheapflights users on 10/18. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/25:30 amBOS - LIS
1 stop22h 50mAir Canada
Tue 12/911:20 amLIS - BOS
2 stops16h 17mAir Canada
Deal found 10/18$495
This Air Canada deal was found by Cheapflights users on 10/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:40 pmBOS - LIS
2 stops36h 15mAir Canada
Thu 1/810:55 amLIS - BOS
1 stop27h 37mAir Canada
Deal found 10/18$496
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:05 pmBOS - LIS
Nonstop6h 30mTAP AIR PORTUGAL
Sun 12/1411:30 amLIS - BOS
Nonstop8h 05mTAP AIR PORTUGAL
Deal found 10/19$497
This Air Canada deal was found by Cheapflights users on 10/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/153:40 pmBOS - LIS
1 stop12h 15mAir Canada
Thu 12/1810:55 amLIS - BOS
1 stop27h 37mAir Canada
Deal found 10/19$498
This KAYAK deal was found by Cheapflights users on 10/18. 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.
Tue 11/189:59 amBOS - LIS
2 stops41h 56mScandinavian Airlines
Mon 12/84:55 pmLIS - BOS
1 stop27h 55mScandinavian Airlines
Deal found 10/18$499
This Booking.com deal was found by Cheapflights users on 10/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:10 pmBOS - LIS
1 stop12h 00mAer Lingus
Mon 11/1710:50 amLIS - BOS
1 stop13h 05mAer Lingus
Deal found 10/19$500

Cheap flight deals from Maine to Lisbon

Keep the following information in mind while searching for Maine to Lisbon flight deals. Data was last updated October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$485
(FlightHub)

One-way from

$305
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$724
Provider with most accurate pricing for Boston Logan Intl-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-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. 12% potential increase in price ($110 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 October 20, 2025.
Use the filters below to find and compare flights from Maine to Lisbon that are best for you.

Fly from

Maine

Fly to

Lisbon

Route

Depart

Return

Price

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Thu 1/8

10:40 pm-8:25 pm

1 stop16h 45m

Lisbon Humberto Delgado

Fri 1/23

9:05 pm-8:55 pm

1 stop28h 50m

$501

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Sun 2/22

6:00 am-9:20 am

2 stops46h 20m

Lisbon Humberto Delgado

Tue 3/3

11:20 am-11:20 pm

2 stops41h 00m

$533

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Wed 2/25

3:05 pm-8:10 am

1 stop12h 05m

Lisbon Humberto Delgado

Tue 3/3

5:00 am-11:20 pm

2 stops23h 20m

$535

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Mon 2/23

2:35 pm-9:00 am

1 stop13h 25m

Lisbon Humberto Delgado

Wed 3/4

5:00 am-11:49 pm

2 stops23h 49m

$540

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Tue 2/24

2:35 pm-9:00 am

1 stop13h 25m

Lisbon Humberto Delgado

Wed 3/4

5:00 am-11:49 pm

2 stops23h 49m

$540

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Wed 2/25

2:35 pm-8:40 am

1 stop13h 05m

Lisbon Humberto Delgado

Wed 3/4

5:00 am-11:49 pm

2 stops23h 49m

$540

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Sun 2/22

2:35 pm-8:55 am

1 stop13h 20m

Lisbon Humberto Delgado

Wed 3/4

5:00 am-11:49 pm

2 stops23h 49m

$540

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Mon 2/23

3:05 pm-8:10 am

1 stop12h 05m

Lisbon Humberto Delgado

Wed 3/4

11:55 am-6:56 pm

1 stop12h 01m

$549

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Sun 2/22

2:10 pm-10:15 am

1 stop15h 05m

Lisbon Humberto Delgado

Wed 3/4

11:55 am-6:56 pm

1 stop12h 01m

$549

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Tue 2/24

3:05 pm-8:10 am

1 stop12h 05m

Lisbon Humberto Delgado

Tue 3/3

11:55 am-6:56 pm

1 stop12h 01m

$549

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 38 results
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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

What is the cheapest time of day to fly from ME to LIS?

Find hourly flight availability from Maine to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 36% on flights from Maine to Lisbon by exploring options for tickets at noon.

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 12h 05m. There are 3123 mi between Maine and Lisbon. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Maine to Lisbon one-way?

    One-way options have recently been found by users for as low as $430 on Air Canada. Other airlines that offer cheap prices include United Airlines from $440 and KLM from $490 one-way.

  • 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
Sintra
Fátima
Oeiras
Nazaré
Ericeira
Costa da Caparica
Torres Vedras
Beja
Sesimbra
Colares

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Alternative routes for Maine to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
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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 October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$578Average$778FlexibilityNo cancel feeOn-time69%

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