$296+ 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIS
Feb 1 — Feb 81
1 adult, Economy
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Cheapest flights from Maine to LisbonExplore 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 2, 2026.
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 2, 2026.
This FlightHub deal was found by Cheapflights users on 12/31. 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.
Wed 12/317:10 pmBOS - LIS
1 stop21h 05mTAP AIR PORTUGAL
Thu 1/811:30 amLIS - BOS
Nonstop8h 05mTAP AIR PORTUGAL
Deal found 12/31![TAP AIR PORTUGAL logo]()
$1,141
This CheapOair deal was found by Cheapflights users on 12/31. 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 12/317:10 pmBOS - LIS
1 stop15h 00mMultiple Airlines
Thu 1/85:40 pmLIS - BOS
1 stop31h 20mMultiple Airlines
Deal found 12/31![Multiple Airlines logo]()
$1,159
This Kiwi.com deal was found by Cheapflights users on 12/31. 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.
Wed 12/315:20 pmBOS - LIS
1 stop11h 50mMultiple Airlines
Sun 1/46:00 pmLIS - BOS
2 stops31h 00mMultiple Airlines
Deal found 12/31![Multiple Airlines logo]()
$1,452
This Icelandair deal was found by Cheapflights users on 12/31. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:50 pmBOS - LIS
2 stops19h 00mIcelandair
Thu 1/81:00 pmLIS - BOS
2 stops33h 50mIcelandair
Deal found 12/31![Icelandair logo]()
$1,591
This Iberia deal was found by Cheapflights users on 12/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:40 pmBOS - LIS
1 stop16h 45mIberia
Mon 1/56:45 pmLIS - BOS
1 stop25h 30mIberia
Deal found 12/30![Iberia logo]()
$1,974
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 2, 2026.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $486 (United Airlines) |
One-way from | $296 (SmartFares) |
Popular in | December |
Cheapest in | February |
Average price | $622 |
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 2, 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
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Thu 1/29
2:31 pm-8:10 am
2 stops12h 39m
Lisbon Humberto Delgado
Wed 2/11
5:00 am-11:21 pm
2 stops23h 21m
$486
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Thu 1/29
2:35 pm-8:00 am
1 stop12h 25m
Lisbon Humberto Delgado
Wed 2/11
10:00 am-12:20 am
1 stop19h 20m
$498
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Tue 2/10
8:40 pm-11:30 pm
1 stop21h 50m
Lisbon Humberto Delgado
Tue 2/24
11:20 am-7:42 pm
1 stop13h 22m
$520
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Fri 2/27
5:35 am-10:15 am
1 stop23h 40m
Lisbon Humberto Delgado
Sat 3/7
5:00 am-1:10 pm
1 stop13h 10m
$523
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Fri 2/20
4:15 pm-10:15 am
2 stops13h 00m
Lisbon Humberto Delgado
Fri 2/27
5:00 am-5:21 pm
2 stops17h 21m
$525
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Sun 2/8
5:05 pm-3:10 pm
2 stops17h 05m
Lisbon Humberto Delgado
Tue 3/10
10:00 am-6:27 pm
1 stop12h 27m
$527
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Sat 1/31
8:20 pm-3:10 pm
1 stop13h 50m
Lisbon Humberto Delgado
Thu 2/12
5:30 am-6:21 pm
2 stops17h 51m
$532
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Sat 1/31
2:27 pm-3:00 pm
2 stops19h 33m
Lisbon Humberto Delgado
Sat 2/7
11:20 am-11:11 am
2 stops28h 51m
$534
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Sun 2/1
4:58 pm-3:10 pm
2 stops17h 12m
Lisbon Humberto Delgado
Mon 2/9
5:30 am-8:31 pm
2 stops20h 01m
$537
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Tue 1/20
5:35 pm-4:05 pm
1 stop17h 30m
Lisbon Humberto Delgado
Wed 1/28
7:05 am-10:31 pm
2 stops20h 26m
$553
Showing 1-10 of 31 results
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.
Traveling to a place near Lisbon?
Book flights to Lisbon if you plan to visit one of these locationsFátima
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.
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 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$578 | Average$778 | FlexibilityNo cancel fee | On-time69% |