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Cheap flights from Maine to Portugal from $257

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maine to Portugal departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Maine to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
8:05 pm - 3:05 pm
BOS
-
FAO
14h 00m
1 stop
Lufthansa Logo
3:55 pm - 5:40 pm
FAO
-
BOS
30h 45m
1 stop
$431Lufthansa
Thu, Apr 9 - Wed, Apr 22
Lufthansa Logo
8:05 pm - 3:05 pm
BOS
-
FAO
14h 00m
1 stop
Lufthansa Logo
3:55 pm - 5:40 pm
FAO
-
BOS
30h 45m
1 stop
$432Lufthansa
Thu, Apr 9 - Wed, Apr 22
Multiple Airlines Logo
5:30 am - 6:15 pm
BOS
-
FAO
31h 45m
2 stops
Multiple Airlines Logo
3:55 pm - 5:40 pm
FAO
-
BOS
30h 45m
1 stop
$439Multiple Airlines
Thu, Apr 9 - Wed, Apr 22
Multiple Airlines Logo
8:05 pm - 3:05 pm
BOS
-
FAO
14h 00m
1 stop
Multiple Airlines Logo
11:40 am - 6:20 pm
FAO
-
BOS
11h 40m
1 stop
$454Multiple Airlines
Mon, Apr 20 - Tue, May 19
TAP AIR PORTUGAL Logo
10:45 pm - 7:00 pm
BOS
-
OPO
15h 15m
1 stop
TAP AIR PORTUGAL Logo
7:00 am - 2:45 pm
OPO
-
BOS
12h 45m
1 stop
$493TAP AIR PORTUGAL
Mon, May 11 - Wed, May 20
TAP AIR PORTUGAL Logo
10:45 pm - 7:00 pm
BOS
-
OPO
15h 15m
1 stop
TAP AIR PORTUGAL Logo
5:50 pm - 8:20 pm
OPO
-
BOS
7h 30mnonstop
$502TAP AIR PORTUGAL
Mon, May 11 - Mon, May 25
Iberia Logo
10:50 pm - 4:10 pm
BOS
-
OPO
12h 20m
1 stop
Iberia Logo
1:45 pm - 9:15 pm
OPO
-
BOS
12h 30m
1 stop
$513Iberia
Mon, May 4 - Thu, Oct 15
Iberia Logo
10:50 pm - 4:10 pm
BOS
-
OPO
12h 20m
1 stop
Iberia Logo
10:00 pm - 9:15 pm
OPO
-
BOS
28h 15m
1 stop
$522Iberia
Mon, Apr 27 - Fri, Oct 2
Azores Airlines Logo
9:15 pm - 6:20 am
BOS
-
TER
5h 05mnonstop
Azores Airlines Logo
6:05 pm - 7:50 pm
TER
-
BOS
5h 45mnonstop
$565Azores Airlines
Mon, Apr 6 - Tue, Apr 14
Azores Airlines Logo
9:15 pm - 6:20 am
BOS
-
TER
5h 05mnonstop
Azores Airlines Logo
6:05 pm - 7:50 pm
TER
-
BOS
5h 45mnonstop
$566Azores Airlines
Mon, Apr 6 - Tue, Apr 14

Turkish Airlines flights from Maine to Portugal

Our best Turkish Airlines deals on Maine to Portugal flight tickets
Turkish Airlines
Apr 6
BOS9:50 pmBoston Logan Intl
30h 55m
1 stop
OPO9:45 amPorto
Apr 15
OPO4:40 pmPorto
32h 15m
1 stop
BOS7:55 pmBoston Logan Intl
$587
Turkish Airlines
May 5
BOS9:50 pmBoston Logan Intl
20h 30m
1 stop
LIS11:20 pmLisbon Humberto Delgado
May 12
LIS5:55 amLisbon Humberto Delgado
19h 00m
1 stop
BOS7:55 pmBoston Logan Intl
$599
Turkish Airlines
Mar 29
BOS9:50 pmBoston Logan Intl
37h 00m
1 stop
OPO3:50 pmPorto
Apr 10
OPO4:45 pmPorto
32h 10m
1 stop
BOS7:55 pmBoston Logan Intl
$607

American Airlines flights from Maine to Portugal

Our best American Airlines deals on Maine to Portugal flight tickets
American Airlines
Apr 7
BOS11:11 amBoston Logan Intl
16h 54m
1 stop
LIS9:05 amLisbon Humberto Delgado
May 5
LIS1:40 pmLisbon Humberto Delgado
15h 12m
2 stops
BOS11:52 pmBoston Logan Intl
$648
American Airlines
Apr 23
PWM10:24 amPortland
16h 21m
2 stops
LIS7:45 amLisbon Humberto Delgado
May 7
LIS11:05 amLisbon Humberto Delgado
17h 22m
1 stop
PWM11:27 pmPortland
$679

momondo 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, momondo users made 832,500 searches. Data last updated March 25, 2026.
Use the filters below to find and compare flights from Maine to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Thu 4/9

8:05 pm-3:05 pm

1 stop14h 00m

Faro

Wed 4/22

3:55 pm-5:40 pm

1 stop30h 45m

$431

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Thu 4/9

8:05 pm-3:05 pm

1 stop14h 00m

Faro

Wed 4/22

3:55 pm-5:40 pm

1 stop30h 45m

$432

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Thu 4/9

5:30 am-6:15 pm

2 stops31h 45m

Faro

Wed 4/22

3:55 pm-5:40 pm

1 stop30h 45m

$439

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Mon 4/20

8:05 pm-3:05 pm

1 stop14h 00m

Faro

Tue 5/19

11:40 am-6:20 pm

1 stop11h 40m

$454

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 5/11

10:45 pm-7:00 pm

1 stop15h 15m

Porto

Wed 5/20

7:00 am-2:45 pm

1 stop12h 45m

$493

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 5/11

10:45 pm-7:00 pm

1 stop15h 15m

Porto

Mon 5/25

5:50 pm-8:20 pm

Nonstop7h 30m

$502

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 5/4

10:50 pm-4:10 pm

1 stop12h 20m

Porto

Thu 10/15

1:45 pm-9:15 pm

1 stop12h 30m

$513

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 4/27

10:50 pm-4:10 pm

1 stop12h 20m

Porto

Fri 10/2

10:00 pm-9:15 pm

1 stop28h 15m

$522
Quickest round-trip

BostonLajes

BOS - TER

BOSTER

Boston Logan Intl

Mon 4/6

9:15 pm-6:20 am

Nonstop5h 05m

Lajes

Tue 4/14

6:05 pm-7:50 pm

Nonstop5h 45m

$565

BostonLajes

BOS - TER

BOSTER

Boston Logan Intl

Mon 4/6

9:15 pm-6:20 am

Nonstop5h 05m

Lajes

Tue 4/14

6:05 pm-7:50 pm

Nonstop5h 45m

$566

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portugal from

How to get the cheapest flight ticket from Maine to Portugal

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Maine to Portugal flights?

You could potentially save up to 32% on your flight if you consider stops on a Maine to Portugal flight.

Cheap Maine to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Portugal

Fastest flight time

4h 55m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun

Airports in Portugal

99 airports
The fastest flight from Maine to Portugal takes 4h 55m
Direct flights go from Maine to Portugal on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There are 99 airports in Portugal. From Maine there are direct flights to Ponta Delgada Nordela (PDL).
Search flight deals

  • When did momondo last update prices for flights from Maine to Portugal?

    Prices for flights from Maine to Portugal are refreshed on a daily basis.

  • How many operators does momondo search for flights from Maine to Portugal?

  • How old do you have to be to fly from Maine to Portugal?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The travel and health documents you'll need for your trip to Portugal may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portugal. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Maine to Portugal

Compare and see reviews for airlines that fly from Maine to Portugal with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $550Free CancellationRating
7.4
9,477 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Portugal?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Maine to Portugal. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Maine to Portugal with flexible booking policies on momondo?

momondo does allow users to show only those flights to Portugal from Maine which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Maine to Portugal?

Once you have performed a search for Maine to Portugal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Maine to Portugal right now. Can momondo alert me if prices change?

Price alerts on flights to Portugal from Maine are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo
Flights to Lisbonfrom $524
Flights to Portofrom $493
Flights to Funchalfrom $567
Flights to Farofrom $497
Flights to Ponta Delgadafrom $529
Flights to Lajesfrom $569
Flights to Pico Islandfrom $579
Flights to Hortafrom $596
Flights to Porto Santofrom $675
Flights to Velasfrom $595