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$205+ Cheap flights from Massachusetts 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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LIS
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Massachusetts to Portugal

Cheapest flights from Massachusetts to Portugal
Explore the most affordable flight options available from Massachusetts to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This United deal was found by Cheapflights users on 10/29. 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.
Sun 11/911:59 amBOS - OPO
1 stop16h 31mMultiple Airlines
Tue 11/259:10 amOPO - BOS
2 stops16h 10mMultiple Airlines
Deal found 10/29$402
This Mytrip deal was found by Cheapflights users on 10/29. 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.
Sat 12/65:30 amBOS - OPO
2 stops24h 45mMultiple Airlines
Tue 1/2012:05 pmOPO - BOS
2 stops36h 37mMultiple Airlines
Deal found 10/29$403
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:59 amBOS - OPO
2 stops19h 31mDelta
Tue 12/911:25 amOPO - BOS
2 stops25h 08mDelta
Deal found 10/28$408
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/109:59 amBOS - OPO
2 stops19h 31mDelta
Wed 11/196:00 amOPO - BOS
2 stops17h 55mDelta
Deal found 10/28$409
This CrystalTravel deal was found by Cheapflights users on 10/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/288:40 pmBOS - OPO
1 stop11h 10mMultiple Airlines
Thu 12/1112:05 pmOPO - BOS
1 stop12h 55mMultiple Airlines
Deal found 10/29$416
This CrystalTravel deal was found by Cheapflights users on 10/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/288:40 pmBOS - OPO
1 stop22h 00mMultiple Airlines
Fri 12/512:50 pmOPO - BOS
1 stop12h 10mMultiple Airlines
Deal found 10/29$418
This oojo deal was found by Cheapflights users on 10/29. 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.
Thu 11/2710:45 pmBOS - OPO
1 stop13h 15mTAP AIR PORTUGAL
Thu 12/46:00 pmOPO - BOS
1 stop25h 35mTAP AIR PORTUGAL
Deal found 10/29$419
This United deal was found by Cheapflights users on 10/28. 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.
Thu 11/279:40 amBOS - OPO
2 stops18h 50mMultiple Airlines
Thu 12/412:05 pmOPO - BOS
1 stop12h 55mMultiple Airlines
Deal found 10/28$423
This Mytrip deal was found by Cheapflights users on 10/29. 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.
Sat 12/610:10 pmBOS - OPO
1 stop15h 25mSWISS
Tue 1/2012:05 pmOPO - BOS
1 stop13h 15mSWISS
Deal found 10/29$425
This Flightnetwork deal was found by Cheapflights users on 10/28. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/245:10 pmBOS - FAO
1 stop12h 20mAer Lingus
Tue 12/911:10 amFAO - BOS
1 stop12h 45mAer Lingus
Deal found 10/28$428
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 11/2811:56 amBOS - OPO
2 stops14h 44mAmerican Airlines
Fri 12/512:25 pmOPO - BOS
1 stop12h 25mAmerican Airlines
Deal found 10/29$429
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 11/286:24 pmBOS - OPO
1 stop10h 06mUnited Airlines
Tue 12/96:00 amOPO - BOS
1 stop12h 25mUnited Airlines
Deal found 10/28$430

Cheap flight deals from Massachusetts to Portugal

Keep the following information in mind while searching for Massachusetts to Portugal flight deals. Data was last updated October 30, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$402
(United)

One-way from

$205
(oojo)

Popular in

June

Cheapest in

February

Average price

$723

Good round-trip deal

$502 or less

Good one-way deal

$180 or less
Provider with most accurate pricing for Boston Logan Intl-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Lisbon Humberto Delgado flights.
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From Massachusetts to Portugal
Search Deals
One-way flight from Massachusetts to Portugal
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($112 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Massachusetts to Portugal.
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Price to beat on a one-way flight from Massachusetts to Portugal.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Massachusetts 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 October 30, 2025.
Use the filters below to find and compare flights from Massachusetts to Portugal that are best for you.

Fly from

Massachusetts

Fly to

Portugal

Route

Depart

Return

Price

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 11/9

11:59 am-9:30 am

1 stop16h 31m

Porto

Tue 11/25

9:10 am-8:20 pm

2 stops16h 10m

$402

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 12/3

9:59 am-10:30 am

2 stops19h 31m

Porto

Tue 12/9

11:25 am-7:33 am

2 stops25h 08m

$408

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 11/10

9:59 am-10:30 am

2 stops19h 31m

Porto

Wed 11/19

6:00 am-6:55 pm

2 stops17h 55m

$409

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sat 2/28

10:25 pm-2:00 pm

1 stop10h 35m

Porto

Fri 3/6

11:00 am-8:10 pm

1 stop14h 10m

$414

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Thu 11/27

9:40 am-9:30 am

2 stops18h 50m

Porto

Thu 12/4

12:05 pm-8:00 pm

1 stop12h 55m

$423

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Thu 3/5

9:30 am-9:30 am

2 stops19h 00m

Porto

Wed 3/18

12:35 pm-9:41 pm

1 stop13h 06m

$428

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Mon 11/24

5:10 pm-10:30 am

1 stop12h 20m

Faro

Tue 12/9

11:10 am-6:55 pm

1 stop12h 45m

$428

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 2/24

2:20 pm-9:30 am

2 stops14h 10m

Porto

Sun 3/1

12:35 pm-10:49 am

2 stops27h 14m

$428

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 3/30

6:00 am-9:45 am

2 stops22h 45m

Porto

Mon 4/13

7:20 pm-7:55 pm

1 stop29h 35m

$428

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Fri 11/28

11:56 am-7:40 am

2 stops14h 44m

Porto

Fri 12/5

12:25 pm-7:50 pm

1 stop12h 25m

$429

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 60 results
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Best time to book a flight from Massachusetts to Portugal

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

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

Currently, February is the cheapest month in which you can book a flight from Massachusetts to Portugal (average of $336). Flying from Massachusetts to Portugal in May is currently the most expensive (average of $479). 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.

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

Find hourly flight availability from Massachusetts 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 October 30, 2025.

It’s typically best to fly out from Massachusetts to Portugal at noon. Doing so could potentially save you 31% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Massachusetts to Portugal?

Use this chart to determine the cheapest time to fly round-trip from Massachusetts to Portugal. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Massachusetts to Portugal flight should consider departing on Tuesday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • How popular is this Massachusetts to Portugal flight route?

    This flight path from Massachusetts to Portugal was viewed by 212 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Massachusetts to Portugal?

    For as low as $414, Delta can have you in Portugal from Massachusetts in 10h 35m. Massachusetts and Portugal are separated by a distance of 3134 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $205 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on LEVEL and Azores Airlines, with prices starting from $265 and $274, respectively.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Massachusetts to Portugal (average of $336). Flying from Massachusetts to Portugal in May is currently the most expensive (average of $479). 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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Massachusetts to Portugal

Discover the top 10 airlines that operate flights from Massachusetts 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest$165Average$603FlexibilityNo cancel feeOn-time88%
LEVELCheapest$228Average$520FlexibilityNo cancel feeOn-timeN/A
PLAYCheapest$333Average$380FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$338Average$631FlexibilityNo cancel feeOn-time79%
IberiaCheapest$343Average$604FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$374Average$682FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$381Average$568FlexibilityNo cancel feeOn-time77%
KLMCheapest$394Average$713FlexibilityNo cancel feeOn-time75%
IcelandairCheapest$402Average$545FlexibilityNo cancel feeOn-time76%
LEVELCheapest$405Average$405FlexibilityNo cancel feeOn-timeN/A

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