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Lisbon

$311+ 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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIS
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This FlightHub deal was found by Cheapflights users on 1/27. 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.
Sat 3/216:35 pm
BOS
-
LIS
1 stop34h 20m
Scandinavian Airlines
Wed 4/154:25 pm
LIS
-
BOS
1 stop28h 10m
Scandinavian Airlines
Deal found 1/27$499
This FlightHub deal was found by Cheapflights users on 1/27. 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.
Tue 3/246:35 pm
BOS
-
LIS
2 stops23h 15m
Scandinavian Airlines
Tue 3/314:25 pm
LIS
-
BOS
1 stop28h 10m
Scandinavian Airlines
Deal found 1/27$500
This United Airlines deal was found by Cheapflights users on 1/27. 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 4/135:25 pm
BOS
-
LIS
1 stop9h 55m
United Airlines
Thu 4/2311:25 am
LIS
-
BOS
1 stop11h 32m
United Airlines
Deal found 1/27$501
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Tue 4/218:05 pm
BOS
-
LIS
1 stop21h 40m
Multiple Airlines
Thu 5/711:25 am
LIS
-
BOS
1 stop11h 42m
Multiple Airlines
Deal found 1/27$502
This FlightHub deal was found by Cheapflights users on 1/26. 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.
Mon 3/236:35 pm
BOS
-
LIS
1 stop22h 55m
Multiple Airlines
Mon 3/304:55 pm
LIS
-
BOS
1 stop28h 15m
Multiple Airlines
Deal found 1/26$503
This Delta deal was found by Cheapflights users on 1/28. 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.
Sun 3/18:40 pm
BOS
-
LIS
Nonstop6h 20m
Delta
Wed 3/1110:00 am
LIS
-
BOS
1 stop12h 27m
Delta
Deal found 1/28$504
This Delta deal was found by Cheapflights users on 1/27. 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.
Sun 3/89:40 pm
BOS
-
LIS
Nonstop6h 20m
Delta
Tue 3/175:30 am
LIS
-
BOS
1 stop13h 00m
Delta
Deal found 1/27$505
This Delta deal was found by Cheapflights users on 1/27. 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.
Wed 2/258:40 pm
BOS
-
LIS
Nonstop6h 20m
Delta
Sun 3/15:00 am
LIS
-
BOS
1 stop13h 20m
Delta
Deal found 1/27$506
This United Airlines deal was found by Cheapflights users on 1/26. 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 4/205:25 pm
BOS
-
LIS
1 stop9h 55m
United Airlines
Thu 4/3010:25 am
LIS
-
BOS
1 stop12h 37m
United Airlines
Deal found 1/26$507
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 3/412:05 pm
BOS
-
LIS
2 stops17h 10m
United Airlines
Tue 3/106:10 am
LIS
-
BOS
1 stop17h 25m
United Airlines
Deal found 1/28$508
This deal was found by Cheapflights users on 1/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/253:05 pm
PWM
-
LIS
1 stop12h 05m
United Airlines
Wed 3/1110:15 am
LIS
-
PWM
1 stop12h 10m
United Airlines
Deal found 1/27$508
This Delta deal was found by Cheapflights users on 1/27. 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 4/78:59 pm
BOS
-
LIS
1 stop30h 01m
Delta
Tue 4/2112:45 pm
LIS
-
BOS
Nonstop7h 36m
Delta
Deal found 1/27$509

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$499
(FlightHub)

One-way from

$311
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$622
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. 39% potential increase in price ($770 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 45% potential price decrease ($375 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 29, 2026.
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

Tue 3/3

2:20 pm-10:15 am

1 stop14h 55m

Lisbon Humberto Delgado

Fri 3/13

6:10 am-7:35 pm

1 stop17h 25m

$504

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Tue 3/3

1:04 pm-9:00 am

1 stop14h 56m

Lisbon Humberto Delgado

Mon 3/9

10:00 am-10:54 pm

1 stop16h 54m

$508

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Mon 3/2

2:20 pm-8:10 am

2 stops12h 50m

Lisbon Humberto Delgado

Tue 3/10

6:10 am-7:35 pm

1 stop17h 25m

$508

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sun 3/1

9:30 am-10:15 am

1 stop19h 45m

Lisbon Humberto Delgado

Thu 3/12

11:55 am-11:57 pm

1 stop16h 02m

$508

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Wed 2/25

3:05 pm-8:10 am

1 stop12h 05m

Lisbon Humberto Delgado

Wed 3/11

10:15 am-6:25 pm

1 stop12h 10m

$508

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Wed 2/25

2:20 pm-8:10 am

2 stops12h 50m

Lisbon Humberto Delgado

Sun 3/1

10:15 am-5:00 pm

1 stop11h 45m

$513

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Thu 2/26

8:59 pm-5:30 pm

2 stops15h 31m

Lisbon Humberto Delgado

Wed 3/11

11:15 am-2:55 pm

Nonstop7h 40m

$517

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Thu 2/26

8:59 pm-5:30 pm

2 stops15h 31m

Lisbon Humberto Delgado

Sat 3/7

11:25 am-1:20 pm

1 stop30h 55m

$530

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sun 4/12

11:25 pm-10:45 am

Nonstop6h 20m

Lisbon Humberto Delgado

Mon 4/20

12:45 pm-3:21 pm

Nonstop7h 36m

$543

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Wed 4/8

1:55 pm-8:00 am

1 stop13h 05m

Lisbon Humberto Delgado

Mon 4/20

12:45 pm-3:21 pm

Nonstop7h 36m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 32 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
No data available for this route at this time. Please check back soon.

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 14h 55m. 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
Beja
Costa da Caparica
Torres Vedras
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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$578Average$772FlexibilityNo cancel feeOn-time69%

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