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Lisbon

$294+ 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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIS
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
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 December 9, 2025.

This oojo deal was found by Cheapflights users on 12/9. 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.
Wed 12/317:50 pmBOS - LIS
1 stop19h 30mIcelandair
Thu 1/89:20 pmLIS - BOS
1 stop25h 30mIcelandair
Deal found 12/9$639
This Gotogate deal was found by Cheapflights users on 12/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:25 pmBOS - LIS
1 stop19h 50mMultiple Airlines
Fri 1/234:15 pmLIS - BOS
2 stops56h 45mMultiple Airlines
Deal found 12/9$644
This Kiwi.com deal was found by Cheapflights users on 12/6. 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.
Sun 12/710:05 pmBOS - LIS
1 stop17h 55mMultiple Airlines
Sat 12/139:45 pmLIS - BOS
2 stops26h 52mMultiple Airlines
Deal found 12/6$646
This CheapOair deal was found by Cheapflights users on 12/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:20 pmBOS - LIS
1 stop11h 50mAer Lingus
Thu 1/810:50 amLIS - BOS
1 stop13h 09mAer Lingus
Deal found 12/7$654
This oojo deal was found by Cheapflights users on 12/8. 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.
Fri 12/129:25 pmBOS - LIS
1 stop20h 50mMultiple Airlines
Mon 1/122:05 pmLIS - BOS
2 stops34h 50mMultiple Airlines
Deal found 12/8$680
This Gotogate deal was found by Cheapflights users on 12/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:25 pmBOS - LIS
1 stop19h 50mAzores Airlines
Fri 1/236:00 amLIS - BOS
1 stop19h 00mAzores Airlines
Deal found 12/9$683
This Mytrip deal was found by Cheapflights users on 12/7. 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 12/810:10 pmBOS - LIS
2 stops17h 05mMultiple Airlines
Mon 12/158:05 pmLIS - BOS
3 stops29h 15mMultiple Airlines
Deal found 12/7$692
This CheapOair deal was found by Cheapflights users on 12/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:55 pmBOS - LIS
2 stops15h 15mBritish Airways
Thu 1/810:40 amLIS - BOS
1 stop16h 15mBritish Airways
Deal found 12/9$723
This oojo deal was found by Cheapflights users on 12/8. 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.
Fri 12/129:25 pmBOS - LIS
1 stop20h 50mAzores Airlines
Mon 1/124:15 pmLIS - BOS
1 stop32h 40mAzores Airlines
Deal found 12/8$726
This Delta deal was found by Cheapflights users on 12/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/231:03 pmPWM - LIS
2 stops21h 07mDelta
Thu 1/15:00 amLIS - PWM
2 stops22h 43mDelta
Deal found 12/8$2,089
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:30 pmPWM - LIS
1 stop9h 45mUnited Airlines
Thu 1/110:15 amLIS - PWM
1 stop12h 56mUnited Airlines
Deal found 12/9$2,159
This United Airlines deal was found by Cheapflights users on 12/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:30 pmPWM - LIS
1 stop9h 45mUnited Airlines
Sat 1/310:15 amLIS - PWM
1 stop13h 12mUnited Airlines
Deal found 12/8$2,612

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 December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$506
(Delta)

One-way from

$294
(Cheapflightsfares)

Popular in

December

Cheapest in

February

Average price

$4,577
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. 37% potential increase in price ($751 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 37% potential price decrease ($335 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 9, 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

Wed 2/18

8:59 pm-8:55 am

1 stop30h 56m

Lisbon Humberto Delgado

Tue 2/24

11:15 am-2:05 pm

Nonstop7h 50m

$507

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Mon 2/9

6:35 pm-5:30 pm

2 stops17h 55m

Lisbon Humberto Delgado

Sun 2/15

5:00 am-6:21 pm

2 stops18h 21m

$537

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Mon 3/9

2:30 pm-9:00 am

1 stop14h 30m

Lisbon Humberto Delgado

Tue 3/17

5:00 am-12:10 am

2 stops23h 10m

$539

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Tue 3/10

4:50 pm-3:10 pm

2 stops18h 20m

Lisbon Humberto Delgado

Tue 3/17

5:00 am-12:10 am

2 stops23h 10m

$543

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sat 3/7

10:03 am-5:10 pm

2 stops26h 07m

Lisbon Humberto Delgado

Thu 3/12

6:55 pm-10:54 pm

2 stops31h 59m

$547

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Thu 2/26

1:45 pm-3:50 pm

2 stops21h 05m

Lisbon Humberto Delgado

Mon 3/2

6:45 am-10:20 am

2 stops32h 35m

$551

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Fri 2/6

7:30 am-10:05 am

1 stop21h 35m

Lisbon Humberto Delgado

Sun 2/8

12:55 pm-7:45 pm

1 stop11h 50m

$554

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sat 1/10

6:55 pm-12:10 pm

1 stop12h 15m

Lisbon Humberto Delgado

Sat 1/17

7:00 am-2:20 pm

1 stop12h 20m

$554

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sat 1/10

6:55 pm-10:30 pm

1 stop22h 35m

Lisbon Humberto Delgado

Sun 1/18

12:55 pm-9:55 pm

1 stop14h 00m

$554

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sat 1/10

10:40 pm-8:30 am

1 stop28h 50m

Lisbon Humberto Delgado

Wed 1/14

5:40 pm-8:55 pm

1 stop32h 15m

$557

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 31 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 December 9, 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 in the evening.

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 21h 35m. There are 3182 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
Oeiras
Ericeira
Costa da Caparica
Torres Vedras
Beja
Nazaré
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 December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$578Average$778FlexibilityNo cancel feeOn-time69%

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