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$305+ Cheap flights from Massachusetts to Porto (OPO)

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — OPO
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Massachusetts to Porto

Keep the following information in mind while searching for Massachusetts to Porto flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$607
(Orbitz)

One-way from

$305
(FlightHub)

Popular in

June

Cheapest in

January

Average price

$718

Good round-trip deal

$680 or less

Good one-way deal

$321 or less
Provider with most accurate pricing for Boston Logan Intl-Porto flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Porto flights.
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From Massachusetts to Porto
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One-way flight from Massachusetts to Porto
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($129 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Massachusetts to Porto.
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Price to beat on a one-way flight from Massachusetts to Porto.
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Find flight deals from Massachusetts to Porto

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

This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Thu 5/14:15 pmBOS - OPO
2 stops39h 20mMultiple Airlines
Wed 5/1410:00 pmOPO - BOS
1 stop28h 05mMultiple Airlines
Deal found 4/30$605
This Orbitz deal was found by Cheapflights users on 5/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/151:26 pmBOS - OPO
2 stops25h 04mBritish Airways
Wed 7/2312:20 pmOPO - BOS
2 stops16h 14mBritish Airways
Deal found 5/1$607
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/46:50 pmBOS - OPO
1 stop9h 45mAir Canada
Tue 8/2612:50 pmOPO - BOS
1 stop25h 45mAir Canada
Deal found 4/29$608
This SWISS deal was found by Cheapflights users on 4/30. 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.
Thu 8/79:40 pmBOS - OPO
1 stop32h 45mSWISS
Thu 8/287:20 pmOPO - BOS
1 stop25h 05mSWISS
Deal found 4/30$610
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 7/16:03 pmBOS - OPO
2 stops34h 17mUnited Airlines
Thu 8/2812:10 pmOPO - BOS
2 stops34h 38mUnited Airlines
Deal found 4/30$611
This oojo deal was found by Cheapflights users on 5/1. 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 8/2511:15 pmBOS - OPO
Nonstop6h 40mTAP AIR PORTUGAL
Tue 9/2310:30 pmOPO - BOS
1 stop20h 50mTAP AIR PORTUGAL
Deal found 5/1$614
This Lufthansa deal was found by Cheapflights users on 4/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/18:05 pmBOS - OPO
1 stop22h 15mLufthansa
Wed 8/276:15 amOPO - BOS
1 stop16h 25mLufthansa
Deal found 4/30$616
This KLM deal was found by Cheapflights users on 4/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/95:20 pmBOS - OPO
1 stop10h 05mKLM
Tue 7/226:35 amOPO - BOS
1 stop12h 00mKLM
Deal found 4/30$631
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/259:55 amBOS - OPO
2 stops17h 30mDelta
Thu 10/96:30 amOPO - BOS
1 stop12h 10mDelta
Deal found 4/30$637
This Scandinavian Airlines deal was found by Cheapflights users on 4/29. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/35:40 pmBOS - OPO
1 stop12h 30mScandinavian Airlines
Fri 8/225:55 pmOPO - BOS
1 stop26h 40mScandinavian Airlines
Deal found 4/29$644
This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/261:20 pmBOS - OPO
2 stops13h 15mAmerican Airlines
Wed 6/412:20 pmOPO - BOS
2 stops15h 29mAmerican Airlines
Deal found 5/1$647
This Austrian Airlines deal was found by Cheapflights users on 5/1. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/59:30 amBOS - OPO
2 stops43h 05mAustrian Airlines
Tue 8/261:30 pmOPO - BOS
2 stops34h 25mAustrian Airlines
Deal found 5/1$700

Cheapflights Fare Finder

Customize your flight search to find flights from Massachusetts to Porto 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 May 1, 2025.
Use the filters below to find and compare flights from Massachusetts to Porto that are best for you.

Fly from

Massachusetts

Fly to

Porto

Route

Depart

Return

Price

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 7/15

1:26 pm-7:30 pm

2 stops25h 04m

Porto

Wed 7/23

12:20 pm-11:34 pm

2 stops16h 14m

$607

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 8/4

6:50 pm-9:35 am

1 stop9h 45m

Porto

Tue 8/26

12:50 pm-9:35 am

1 stop25h 45m

$608

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Thu 8/7

9:40 pm-11:25 am

1 stop32h 45m

Porto

Thu 8/28

7:20 pm-3:25 pm

1 stop25h 05m

$610

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 7/1

6:03 pm-9:20 am

2 stops34h 17m

Porto

Thu 8/28

12:10 pm-5:48 pm

2 stops34h 38m

$611

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 8/25

11:15 pm-10:55 am

Nonstop6h 40m

Porto

Tue 9/23

10:30 pm-2:20 pm

1 stop20h 50m

$614

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Fri 8/1

8:05 pm-11:20 pm

1 stop22h 15m

Porto

Wed 8/27

6:15 am-5:40 pm

1 stop16h 25m

$616

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 7/1

9:40 pm-11:25 am

1 stop32h 45m

Porto

Tue 7/8

12:05 pm-9:56 pm

2 stops14h 51m

$621

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 7/9

5:20 pm-8:25 am

1 stop10h 05m

Porto

Tue 7/22

6:35 am-1:35 pm

1 stop12h 00m

$631

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Thu 8/7

6:55 pm-8:25 am

1 stop32h 30m

Porto

Wed 8/27

6:15 am-6:25 pm

1 stop17h 10m

$634

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 8/3

5:40 pm-11:10 am

1 stop12h 30m

Porto

Fri 8/22

5:55 pm-3:35 pm

1 stop26h 40m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 40 results
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Best time to book a flight from Massachusetts to Porto

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

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

Currently, January is the cheapest month in which you can book a flight from Massachusetts to Porto (average of $523). Flying from Massachusetts to Porto in June is currently the most expensive (average of $1,071). 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 OPO?

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

When flying from Massachusetts to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Porto by month

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

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

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

If weather is an important factor for your trip to Porto, 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 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated May 1, 2025.
Read through reviews of airlines operating flights from Massachusetts to Porto, such as Delta, KLM and Azores Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
781 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What airport do you fly into for flights to Porto from Massachusetts?

    If you book a flight to Porto from Massachusetts, you will be flying to Porto, which is the city’s only airport. Porto (OPO) is located 6.8 mi from the center of Porto.

  • How popular is this Massachusetts to Porto flight route?

    The Massachusetts to Porto flight path was viewed by 23 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    $305 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 Azores Airlines and PLAY, with prices starting from $315 and $316, respectively.

  • What are the most popular routes from Massachusetts to Porto?

    Most travelers choose Boston Logan Intl - Porto, Hartford Bradley Intl - Porto or Albany Intl - Porto when deciding on the best route from Massachusetts to Porto.

  • What are the cheapest flights from Massachusetts to Porto?

    Looking at all options, your cheapest flight can be booked for $239. While the most popular route (Boston Logan Intl - Porto) can be booked for $427 on average our data indicates $1,122 when flying from Massachusetts to Porto.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Massachusetts to Porto (average of $523). Flying from Massachusetts to Porto in June is currently the most expensive (average of $1,071). 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

Traveling to a place near Massachusetts?

Book flights to Massachusetts if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Alternative routes for Massachusetts to Porto

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 Porto

Discover the top 10 airlines that operate flights from Massachusetts to Porto. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Azores AirlinesCheapest$327Average$614FlexibilityNo cancel feeOn-time74%
SWISSCheapest$466Average$758FlexibilityNo cancel feeOn-time79%
IberiaCheapest$506Average$681FlexibilityNo cancel feeOn-time77%
DeltaCheapest$514Average$774FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$517Average$658FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$520Average$735FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$520Average$753FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$534Average$729FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$548Average$691FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$552Average$934FlexibilityNo cancel feeOn-time77%

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