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Find cheap flights from Maine to Portugal from $225

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Maine to Portugal departing on 9/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Fri 7/5
Fri 7/12

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In the last 7 days travelers have searched 44,281,614 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$225
Best time to beat the crowds with an average 27% drop in price.
Most popular time to fly with an average 31% increase in price.
Flight from Boston to Ponta Delgada

FAQs for booking flights from Maine to Portugal

  • How does KAYAK find such low prices on flights from Maine to Portugal?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Maine to Portugal.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maine to Portugal?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portugal from Maine is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Maine to Portugal?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portugal with an airline and back to Maine with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maine to Portugal?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portugal from Maine up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Maine to Portugal

Recent round-trip flight deals

8/13Tue
1 stopSWISS
13h 20mBOS-OPO
9/3Tue
1 stopSWISS
16h 25mOPO-BOS
$245
8/13Tue
2 stopsSWISS
15h 35mBOS-OPO
9/3Tue
1 stopSWISS
16h 25mOPO-BOS
$272
10/20Sun
1 stopPLAY
20h 05mBOS-LIS
11/8Fri
1 stopPLAY
24h 45mLIS-BOS
$374
10/20Sun
1 stopPLAY
20h 05mBOS-LIS
11/8Fri
1 stopPLAY
24h 45mLIS-BOS
$377
9/26Thu
1 stopTAP AIR PORTUGAL
11h 30mBOS-PDL
10/2Wed
1 stopTAP AIR PORTUGAL
15h 40mPDL-BOS
$383
9/27Fri
1 stopTurkish Airlines
36h 35mBOS-LIS
10/5Sat
1 stopTurkish Airlines
37h 55mLIS-BOS
$393
11/5Tue
1 stopVueling
17h 00mBOS-LIS
11/12Tue
1 stopVueling
17h 35mLIS-BOS
$414
9/30Mon
1 stopVueling
16h 40mBOS-LIS
10/9Wed
1 stopVueling
28h 55mLIS-BOS
$434
10/14Mon
1 stopTAP AIR PORTUGAL
15h 50mBOS-PDL
10/22Tue
1 stopTAP AIR PORTUGAL
22h 45mPDL-BOS
$463
9/24Tue
1 stopTurkish Airlines
31h 05mBOS-LIS
10/8Tue
1 stopTurkish Airlines
32h 25mLIS-BOS
$622

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Recent one-way flight deals

9/26Thu
nonstopAzores Airlines
5h 05mBOS-PDL
$225
9/22Sun
nonstopAzores Airlines
5h 00mBOS-PDL
$232
9/22Sun
1 stopTAP AIR PORTUGAL
21h 25mBOS-PDL
$235
10/13Sun
1 stopTAP AIR PORTUGAL
31h 20mBOS-PDL
$237
9/26Thu
1 stop
11h 00mBOS-HOR
$237
9/6Fri
1 stop
18h 45mBOS-PDL
$240
11/5Tue
1 stopVueling
16h 00mBOS-LIS
$243
11/7Thu
1 stopVueling
32h 50mBOS-LIS
$255
11/5Tue
1 stopIberia
17h 00mBOS-LIS
$257
9/24Tue
1 stopIberia
17h 35mBOS-LIS
$279

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Search by price

Last minute flights from Maine to Portugal

Last minute flight, train and bus deals

6/9Sun
multi-stopSWISS
14h 05mBOS-OPO
9/9Mon
multi-stopSWISS
29h 45mOPO-BOS
$685
6/9Sun
multi-stop
10h 55mBOS-OPO
9/9Mon
multi-stop
16h 35mOPO-BOS
$695
6/7Fri
nonstopAzores Airlines
5h 05mBOS-TER
6/14Fri
nonstopAzores Airlines
5h 45mTER-BOS
$697
6/9Sun
multi-stopSWISS
15h 35mBOS-OPO
9/9Mon
multi-stopSWISS
29h 45mOPO-BOS
$713
6/10Mon
multi-stopKLM
18h 00mBOS-OPO
9/9Mon
multi-stopKLM
22h 10mOPO-BOS
$758
6/9Sun
multi-stopPLAY
20h 05mBOS-LIS
6/24Mon
multi-stopPLAY
25h 30mLIS-BOS
$774
6/9Sun
multi-stopPLAY
20h 05mBOS-LIS
6/14Fri
multi-stopPLAY
25h 40mLIS-BOS
$789
6/10Mon
multi-stopLufthansa
14h 35mBOS-OPO
7/15Mon
multi-stopLufthansa
30h 15mOPO-BOS
$810
6/7Fri
multi-stopLufthansa
12h 55mBOS-OPO
7/5Fri
multi-stopLufthansa
16h 35mOPO-BOS
$819
6/9Sun
nonstopAzores Airlines
5h 05mBOS-PDL
6/17Mon
nonstopAzores Airlines
5h 40mPDL-BOS
$890

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Flights to Portugal

Return flight deals:

Portugal - Maine

Cabin classes: