HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$235+ Cheap flights from Maine to Portugal

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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIS
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Maine to Portugal 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 Maine to Portugal

Keep the following information in mind while searching for Maine to Portugal flight deals. Data was last updated July 1, 2025.

Round-trip from

$392
(FlightHub)

One-way from

$235
(Mytrip)

Popular in

May

Cheapest in

February
From Maine to Portugal
Search Deals
One-way flight from Maine to Portugal
Search Deals
Highest demand for flights based on searches. 31% potential increase in price ($387 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($73 potential savings vs. average RT price).
Search Deals

Find flight deals from Maine to Portugal

Cheapest flights from Maine to Portugal
Explore the most affordable flight options available from Maine to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This FlightHub deal was found by Cheapflights users on 7/1. 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.
Fri 10/245:40 pmBOS - FNC
1 stop18h 00mScandinavian Airlines
Sat 11/14:10 pmFNC - BOS
1 stop28h 40mScandinavian Airlines
Deal found 7/1$392
This SWISS deal was found by Cheapflights users on 6/30. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/155:05 pmBOS - FAO
1 stop19h 35mSWISS
Wed 10/227:10 pmFAO - BOS
1 stop29h 45mSWISS
Deal found 6/30$408
This United deal was found by Cheapflights users on 6/30. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/209:35 amBOS - FAO
1 stop19h 15mMultiple Airlines
Wed 8/277:10 pmFAO - BOS
1 stop25h 15mMultiple Airlines
Deal found 6/30$414
This United Airlines deal was found by Cheapflights users on 7/1. 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 8/194:23 pmBOS - FNC
1 stop11h 07mUnited Airlines
Wed 8/2711:30 amFNC - BOS
1 stop11h 18mUnited Airlines
Deal found 7/1$429
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/129:40 pmBOS - FNC
1 stop30h 00mSWISS
Wed 8/2710:25 amFNC - BOS
1 stop34h 00mSWISS
Deal found 6/30$442
This United Airlines deal was found by Cheapflights users on 6/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/284:33 pmBOS - FAO
1 stop12h 22mUnited Airlines
Tue 8/1211:40 amFAO - BOS
1 stop11h 04mUnited Airlines
Deal found 6/30$443
This United deal was found by Cheapflights users on 6/30. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/264:23 pmBOS - FNC
1 stop11h 07mMultiple Airlines
Wed 9/310:25 amFNC - BOS
1 stop14h 30mMultiple Airlines
Deal found 6/30$452
This oojo deal was found by Cheapflights users on 7/1. 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.
Mon 9/2911:15 pmBOS - FNC
1 stop16h 40mTAP AIR PORTUGAL
Wed 10/89:40 amFNC - BOS
1 stop16h 05mTAP AIR PORTUGAL
Deal found 7/1$460
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/288:05 pmBOS - FAO
1 stop14h 00mLufthansa
Mon 8/113:55 pmFAO - BOS
1 stop30h 45mLufthansa
Deal found 6/30$461
This British Airways deal was found by Cheapflights users on 6/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:00 pmBOS - FNC
1 stop32h 10mBritish Airways
Thu 12/1112:00 pmFNC - BOS
1 stop31h 00mBritish Airways
Deal found 6/30$465
This oojo deal was found by Cheapflights users on 7/1. 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.
Mon 9/226:10 pmBOS - TER
1 stop14h 40mTAP AIR PORTUGAL
Tue 10/77:05 amTER - BOS
1 stop11h 15mTAP AIR PORTUGAL
Deal found 7/1$473
This Booking.com deal was found by Cheapflights users on 6/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/179:25 pmBOS - FAO
1 stop12h 15mAer Lingus
Thu 9/2511:45 amFAO - BOS
1 stop12h 00mAer Lingus
Deal found 6/30$479

Cheapflights Fare Finder

Customize your flight search to find flights from Maine to Portugal 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 July 1, 2025.
Use the filters below to find and compare flights from Maine to Portugal that are best for you.

Fly from

Maine

Fly to

Portugal

Route

Depart

Return

Price

BostonFunchal

BOS - FNC

BOSFNC

Boston Logan Intl

Fri 10/24

5:40 pm-4:40 pm

1 stop18h 00m

Funchal Madeira

Sat 11/1

4:10 pm-4:50 pm

1 stop28h 40m

$392

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Wed 10/15

5:05 pm-5:40 pm

1 stop19h 35m

Faro

Wed 10/22

7:10 pm-7:55 pm

1 stop29h 45m

$408

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Wed 8/20

9:35 am-9:50 am

1 stop19h 15m

Faro

Wed 8/27

7:10 pm-3:25 pm

1 stop25h 15m

$414

BostonFunchal

BOS - FNC

BOSFNC

Boston Logan Intl

Tue 8/19

4:23 pm-8:30 am

1 stop11h 07m

Funchal Madeira

Wed 8/27

11:30 am-5:48 pm

1 stop11h 18m

$429

BostonFunchal

BOS - FNC

BOSFNC

Boston Logan Intl

Tue 8/12

9:40 pm-8:40 am

1 stop30h 00m

Funchal Madeira

Wed 8/27

10:25 am-3:25 pm

1 stop34h 00m

$442

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Mon 7/28

4:33 pm-9:55 am

1 stop12h 22m

Faro

Tue 8/12

11:40 am-5:44 pm

1 stop11h 04m

$443

BostonFunchal

BOS - FNC

BOSFNC

Boston Logan Intl

Tue 8/26

4:23 pm-8:30 am

1 stop11h 07m

Funchal Madeira

Wed 9/3

10:25 am-7:55 pm

1 stop14h 30m

$452

BostonFunchal

BOS - FNC

BOSFNC

Boston Logan Intl

Mon 9/29

11:15 pm-8:55 pm

1 stop16h 40m

Funchal Madeira

Wed 10/8

9:40 am-8:45 pm

1 stop16h 05m

$460

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Mon 7/28

8:05 pm-3:05 pm

1 stop14h 00m

Faro

Mon 8/11

3:55 pm-5:40 pm

1 stop30h 45m

$461

BostonFunchal

BOS - FNC

BOSFNC

Boston Logan Intl

Tue 12/2

10:00 pm-11:10 am

1 stop32h 10m

Funchal Madeira

Thu 12/11

12:00 pm-2:00 pm

1 stop31h 00m

$465

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

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

Best time to book a flight from Maine to Portugal

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

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

Find hourly flight availability from Maine to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Maine to Portugal as you normally would.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated July 1, 2025.
Read reviews from past customers who have flown Delta, KLM, and Azores Airlines from Maine to Portugal. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,973 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very good
7,973 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,472 reviews
Delta
8.0
Very good
7,973 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very good
7,973 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Maine to Portugal. 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 Maine to Portugal one-way?

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $237. Users have also found prices from $268 and $268 on Azores Airlines and Vueling, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maine to Portugal 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 Maine to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Maine to Portugal (average of $612). Flying from Maine to Portugal in June is currently the most expensive (average of $1,130). 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 Maine to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Newark to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
John F Kennedy Intl to Gatwick flights
Newark to Charles de Gaulle flights
Newark to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Istanbul flights
Newark to Orly flights
Newark to Athens flights
John F Kennedy Intl to Athens flights
John F Kennedy Intl to Lisbon flights
Los Angeles to Heathrow flights
Dulles Intl to Heathrow flights
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
Boston to Heathrow flights
Newark to Gatwick flights
John F Kennedy Intl to Orly flights
John F Kennedy Intl to Madrid flights
LaGuardia to Charles de Gaulle flights
Newark to Barcelona-El Prat flights
John F Kennedy Intl to Barcelona-El Prat flights
John F Kennedy Intl to Malpensa flights
Miami to Madrid flights
Newark to Lisbon flights
Baltimore to Heathrow flights
Dallas/Fort Worth to Heathrow flights
Seattle to Heathrow flights
Newark to Malpensa flights
O'Hare Intl to Charles de Gaulle flights
Newark to Dublin flights
Newark to Madrid flights
San Francisco to Heathrow flights
O'Hare Intl to Heathrow flights
Dulles Intl to Charles de Gaulle flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
LaGuardia to Gatwick flights
John F Kennedy Intl to Dublin flights
Boston to Leonardo da Vinci/Fiumicino flights
Boston to Charles de Gaulle flights
Newark to Frankfurt flights
John F Kennedy Intl to Stansted flights
Dallas/Fort Worth to Charles de Gaulle flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
Boston to Gatwick flights
Miami to Leonardo da Vinci/Fiumicino flights
Miami to Charles de Gaulle flights
John F Kennedy Intl to Frankfurt flights

Top airline flying from Maine to Portugal

Discover the top airline that operate flights from Maine to Portugal. 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$550Average$886FlexibilityNo cancel feeOn-time69%

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.