HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Maine

$281+ Cheap flights from Portugal to Maine

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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — PWM
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portugal to Maine with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Portugal to Maine

Keep the following information in mind while searching for Portugal to Maine flight deals. Data was last updated February 22, 2025.

Round-trip from

$393
(Mytrip)

One-way from

$281
(Kiwi.com)
From Portugal to Maine
Search Deals
One-way flight from Portugal to Maine
Search Deals

Find flight deals from Portugal to Maine

Cheapest flights from Portugal to Maine
Explore the most affordable flight options available from Portugal to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This Mytrip deal was found by Cheapflights users on 2/21. 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.
Thu 4/39:10 pmOPO - BOS
1 stop25h 40mPLAY
Wed 4/97:15 pmBOS - OPO
1 stop19h 55mPLAY
Deal found 2/21$393
This Gotogate deal was found by Cheapflights users on 2/21. 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.
Fri 4/189:40 pmLIS - BOS
1 stop25h 10mPLAY
Thu 4/247:15 pmBOS - LIS
1 stop20h 25mPLAY
Deal found 2/21$466
This Expedia deal was found by Cheapflights users on 2/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2711:35 amLIS - BOS
Nonstop7h 50mTAP AIR PORTUGAL
Wed 4/26:10 pmBOS - LIS
Nonstop6h 30mTAP AIR PORTUGAL
Deal found 2/21$476
This Mytrip deal was found by Cheapflights users on 2/21. 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.
Thu 4/35:20 pmOPO - BOS
2 stops29h 30mMultiple Airlines
Wed 4/97:15 pmBOS - OPO
2 stops22h 20mMultiple Airlines
Deal found 2/21$488
This Iberia deal was found by Cheapflights users on 2/21. 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.
Wed 4/302:00 pmLIS - BOS
1 stop12h 05mIberia
Wed 5/710:50 pmBOS - LIS
1 stop17h 40mIberia
Deal found 2/21$502
This Mytrip deal was found by Cheapflights users on 2/21. 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 3/259:05 amLIS - BOS
2 stops35h 45mMultiple Airlines
Wed 4/25:40 pmBOS - LIS
2 stops23h 10mMultiple Airlines
Deal found 2/21$518
This oojo deal was found by Cheapflights users on 2/21. 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 10/1510:45 amPDL - BOS
1 stop13h 20mTAP AIR PORTUGAL
Wed 10/226:10 pmBOS - PDL
1 stop20h 40mTAP AIR PORTUGAL
Deal found 2/21$518
This Booking.com deal was found by Cheapflights users on 2/21. 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.
Sun 3/911:05 amLIS - BOS
1 stop13h 19mBritish Airways
Mon 3/1711:00 pmBOS - LIS
1 stop11h 55mBritish Airways
Deal found 2/21$530
This Mytrip deal was found by Cheapflights users on 2/21. 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 4/12:05 pmPDL - BOS
1 stop9h 45mMultiple Airlines
Tue 4/110:40 pmBOS - PDL
1 stop12h 00mMultiple Airlines
Deal found 2/21$536
This Booking.com deal was found by Cheapflights users on 2/21. 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.
Thu 2/275:55 pmPDL - BOS
Nonstop6h 10mAzores Airlines
Wed 3/59:20 pmBOS - PDL
Nonstop4h 55mAzores Airlines
Deal found 2/21$540
This American Airlines deal was found by Cheapflights users on 2/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2710:55 amLIS - BOS
2 stops15h 48mAmerican Airlines
Wed 4/27:25 amBOS - LIS
1 stop10h 35mAmerican Airlines
Deal found 2/21$546
This Iberia deal was found by Cheapflights users on 2/21. 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.
Wed 4/28:15 amOPO - BOS
2 stops15h 41mIberia
Fri 6/69:20 pmBOS - OPO
1 stop17h 35mIberia
Deal found 2/21$548

Find flights from Portugal to Maine within your budget

Customize your flight search to find flights from Portugal to Maine 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 February 22, 2025.

Fly from

Portugal

Fly to

Maine

Route

Depart

Return

Price

PortoBoston

OPO - BOS

OPOBOS

Porto

Thu 4/3

9:10 pm-5:50 pm

1 stop25h 40m

Boston Logan Intl

Wed 4/9

7:15 pm-8:10 pm

1 stop19h 55m

$393

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Fri 4/18

9:40 pm-5:50 pm

1 stop25h 10m

Boston Logan Intl

Thu 4/24

7:15 pm-8:40 pm

1 stop20h 25m

$466

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Thu 3/27

11:35 am-3:25 pm

Nonstop7h 50m

Boston Logan Intl

Wed 4/2

6:10 pm-5:40 am

Nonstop6h 30m

$476

PortoBoston

OPO - BOS

OPOBOS

Porto

Thu 4/3

5:20 pm-5:50 pm

2 stops29h 30m

Boston Logan Intl

Wed 4/9

7:15 pm-10:35 pm

2 stops22h 20m

$488

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Wed 4/30

2:00 pm-9:05 pm

1 stop12h 05m

Boston Logan Intl

Wed 5/7

10:50 pm-9:30 pm

1 stop17h 40m

$502

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Tue 3/25

9:05 am-4:50 pm

2 stops35h 45m

Boston Logan Intl

Wed 4/2

5:40 pm-9:50 pm

2 stops23h 10m

$518

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Sun 3/9

11:05 am-8:24 pm

1 stop13h 19m

Boston Logan Intl

Mon 3/17

11:00 pm-2:55 pm

1 stop11h 55m

$530

Ponta DelgadaBoston

PDL - BOS

PDLBOS

Ponta Delgada Nordela

Tue 4/1

2:05 pm-7:50 pm

1 stop9h 45m

Boston Logan Intl

Tue 4/1

10:40 pm-2:40 pm

1 stop12h 00m

$536

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Thu 3/27

10:55 am-10:43 pm

2 stops15h 48m

Boston Logan Intl

Wed 4/2

7:25 am-11:00 pm

1 stop10h 35m

$546

PortoBoston

OPO - BOS

OPOBOS

Porto

Wed 4/2

8:15 am-6:56 pm

2 stops15h 41m

Boston Logan Intl

Fri 6/6

9:20 pm-7:55 pm

1 stop17h 35m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Portugal to Maine

Have a flexible travel schedule? Discover the best time to fly to Maine from Portugal 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.

Travel insights for flights from Portugal to Maine

Get recent, data-driven insights about flights from Portugal to Maine including ideal travel times, pricing trends, and more.

Rainfall in Maine by month

Plan your trip to Maine by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Maine when rainfall is around 2.9 in.

Temperature in Maine by month

Plan your trip to Maine by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Maine

Get insights into the airlines that provide service to Maine. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Maine. Reviews last updated February 22, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Portugal to Maine to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,212 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,212 reviews
Delta
8.0
Very good
8,212 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,330 reviews
Delta
8.0
Very good
8,212 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
8,212 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Azores Airlines
7.6
Good
62 reviews
Delta
8.0
Very good
8,212 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.5
Good
1,566 reviews
Delta
8.0
Very good
8,212 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

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

    To fly one-way, consider booking your trip with Azores Airlines, which is currently one of the cheapest options available, starting at $299. Vueling flights start at $306 while deals on TAP AIR PORTUGAL start at $309 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portugal to Maine by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portugal to Maine?

    Currently, January is the cheapest month in which you can book a flight from Portugal to Maine (average of $296). Flying from Portugal to Maine in April is currently the most expensive (average of $498). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portugal to Maine

See prices for flight routes from nearby airports that may be better suited for you.
Charles de Gaulle to John F Kennedy Intl flights
Orly to Newark flights
Charles de Gaulle to Newark flights
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Orly to John F Kennedy Intl flights
Frankfurt to John F Kennedy Intl flights
Charles de Gaulle to Stewart flights
Charles de Gaulle to LaGuardia flights
Frankfurt to Newark flights
Heathrow to LaGuardia flights
Charles de Gaulle to Miami flights
London City to John F Kennedy Intl flights
Gatwick to Newark flights
Madrid to Newark flights
Gatwick to John F Kennedy Intl flights
Madrid to John F Kennedy Intl flights
London City to Newark flights
Dublin to John F Kennedy Intl flights
Vienna to Newark flights
Malpensa to John F Kennedy Intl flights
Leonardo da Vinci/Fiumicino to John F Kennedy Intl flights
Bruxelles-National to John F Kennedy Intl flights
Dublin to Newark flights
Frankfurt to LaGuardia flights
Malpensa to Newark flights
Vienna to John F Kennedy Intl flights
Frederic Chopin to John F Kennedy Intl flights
Madrid to Miami flights
Bruxelles-National to Newark flights
Barcelona-El Prat to Newark flights
Barcelona-El Prat to John F Kennedy Intl flights
Charles de Gaulle to Los Angeles flights
Munich to John F Kennedy Intl flights
Istanbul to John F Kennedy Intl flights
Frederic Chopin to Newark flights
Berlin to Newark flights
Leonardo da Vinci/Fiumicino to Newark flights
Frankfurt to Miami flights
Orly to Miami flights
Munich to Newark flights
Heathrow to Miami flights
Heathrow to Los Angeles flights
Heathrow to Orlando flights
Charles de Gaulle to San Francisco flights
Amsterdam to Newark flights
Frankfurt to Los Angeles flights
Madrid to LaGuardia flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.