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$217+ Cheap flights from Boston (BOS) 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — OPO
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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The best prices from Boston Logan Intl to Porto are usually found in November or January, booked 78 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Boston to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Popular in

June

Cheapest in

November

Round-trip from

$482
(Mytrip)

One-way from

$217
(Mytrip)
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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High demand for flights, 25% potential price rise
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Best time to find cheap flights, 19% potential price drop
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From Boston Logan Intl to Porto
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One-way flight from Boston Logan Intl to Porto
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Find flight deals from Boston to Porto

Cheapest flights from Boston to Porto
Explore the most affordable flight options available from Boston to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Mytrip deal was found by Cheapflights users on 11/19. 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 12/39:55 pmBOS - OPO
1 stop32h 20mMultiple Airlines
Wed 12/116:00 amOPO - BOS
2 stops21h 39mMultiple Airlines
Deal found 11/19$482
This Kiwi.com deal was found by Cheapflights users on 11/19. 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.
Tue 12/39:55 pmBOS - OPO
1 stop32h 20mSWISS
Wed 12/117:25 pmOPO - BOS
1 stop29h 55mSWISS
Deal found 11/19$495
This Mytrip deal was found by Cheapflights users on 11/19. 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 12/38:40 pmBOS - OPO
1 stop11h 10mLufthansa
Wed 12/116:00 amOPO - BOS
1 stop12h 25mLufthansa
Deal found 11/19$498
This Booking.com deal was found by Cheapflights users on 11/19. 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.
Tue 12/37:10 amBOS - OPO
2 stops23h 05mAir Canada
Tue 12/106:00 amOPO - BOS
2 stops21h 39mAir Canada
Deal found 11/19$507
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/33:40 pmBOS - OPO
2 stops18h 35mUnited Airlines
Tue 12/106:00 amOPO - BOS
2 stops43h 03mUnited Airlines
Deal found 11/19$518
This Delta deal was found by Cheapflights users on 11/19. 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.
Tue 12/317:05 pmBOS - OPO
1 stop22h 15mDelta
Tue 1/1411:45 amOPO - BOS
2 stops15h 42mDelta
Deal found 11/19$534
This Gotogate deal was found by Cheapflights users on 11/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2910:55 pmBOS - OPO
1 stop14h 05mTAP AIR PORTUGAL
Fri 12/69:00 amOPO - BOS
1 stop16h 05mTAP AIR PORTUGAL
Deal found 11/19$540
This Mytrip deal was found by Cheapflights users on 11/19. 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.
Mon 12/99:15 pmBOS - OPO
1 stop8h 40mAzores Airlines
Fri 12/139:55 pmOPO - BOS
1 stop27h 10mAzores Airlines
Deal found 11/19$546
This KAYAK deal was found by Cheapflights users on 11/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/94:15 pmBOS - OPO
2 stops14h 50mBrussels Airlines
Mon 12/1612:55 pmOPO - BOS
2 stops31h 03mBrussels Airlines
Deal found 11/19$556
This KAYAK deal was found by Cheapflights users on 11/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3110:00 pmBOS - OPO
1 stop14h 40mBritish Airways
Fri 1/106:05 pmOPO - BOS
1 stop30h 30mBritish Airways
Deal found 11/19$636
This Iberia deal was found by Cheapflights users on 11/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/312:36 pmBOS - OPO
2 stops14h 04mIberia
Fri 1/178:20 amOPO - BOS
1 stop12h 00mIberia
Deal found 11/20$787
This FlightHub deal was found by Cheapflights users on 11/20. 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.
Mon 12/98:00 pmBOS - OPO
1 stop33h 00mTurkish Airlines
Mon 1/64:25 pmOPO - BOS
1 stop30h 40mTurkish Airlines
Deal found 11/20$851

Find flights from Boston to Porto within your budget

Customize your flight search to find flights from Boston 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 2,629,791 searches. Data last updated November 20, 2024.

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Fly to

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Route

Depart

Return

Price

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 12/3

9:55 pm-11:15 am

1 stop32h 20m

Porto

Wed 12/11

6:00 am-10:39 pm

2 stops21h 39m

$482

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Thu 4/24

6:10 pm-6:55 pm

1 stop19h 45m

Porto

Sat 5/3

7:00 am-2:10 pm

1 stop12h 10m

$486

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Thu 4/3

10:50 pm-8:00 am

1 stop28h 10m

Porto

Tue 4/8

10:00 pm-9:05 pm

1 stop28h 05m

$491

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 12/3

9:55 pm-11:15 am

1 stop32h 20m

Porto

Wed 12/11

7:25 pm-8:20 pm

1 stop29h 55m

$495

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 12/3

7:10 am-11:15 am

2 stops23h 05m

Porto

Tue 12/10

6:00 am-10:39 pm

2 stops21h 39m

$507

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 3/2

10:32 am-7:40 am

2 stops16h 08m

Porto

Tue 3/11

8:20 am-4:20 pm

1 stop12h 00m

$519

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 12/9

2:00 pm-11:35 am

2 stops16h 35m

Porto

Fri 1/10

6:00 am-1:25 pm

1 stop12h 25m

$520

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 1/8

10:00 pm-4:05 pm

1 stop13h 05m

Porto

Fri 1/17

8:20 am-11:09 pm

2 stops19h 49m

$521

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 2/4

6:45 pm-10:50 am

1 stop11h 05m

Porto

Fri 2/21

6:15 am-1:35 pm

1 stop12h 20m

$524

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 1/20

10:05 am-10:50 am

2 stops19h 45m

Porto

Wed 2/5

6:00 am-1:35 pm

1 stop12h 35m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 23 results
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Compare providers for flights from Boston to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Porto in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
KAYAKPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Porto flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Boston-Porto flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Boston-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Porto flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Porto

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

Travel insights for flights from Boston to Porto

Get recent, data-driven insights about flights from Boston to Porto including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Boston to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Porto. Price data was last updated on November 15, 2024.

To ensure you get the cheapest price possible for a flight from Boston to Porto, you should look to book at least 78 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Boston to Porto (average of $517). Flying from Boston to Porto in June is currently the most expensive (average of $993). 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 BOS to OPO?

Find hourly flight availability from Boston 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 November 20, 2024.

It’s optimal to fly from Boston to Porto in the evening. By choosing this option you can save up to 2% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Boston to Porto?

Use this chart to determine the cheapest time to fly round-trip from Boston to Porto. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their Boston to Porto flight should consider departing on Sunday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 20, 2024.
Get a feel of what it's like to fly with TAP AIR PORTUGAL and Azores Airlines from Boston to Porto by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Delta
8.0
Very good
8,756 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

SWISS
7.6
Good
1,637 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Turkish Airlines
7.4
Good
3,915 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

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 Boston to Porto. 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 Boston to Porto flight route?

    Flights from Boston Logan Intl to Porto have been viewed 2 times in the past calendar month.

  • What are the cheapest airlines flying from Boston to Porto round-trip?

    According to our current data, TAP AIR PORTUGAL ($488), SWISS ($495), and Air Canada ($507) offers the cheapest pricing from Boston to Porto. These flights start at 31% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $217 on Vueling. Other airlines that offer cheap prices include Azores Airlines from $269 and United Airlines from $499 one-way.

  • What are the cheapest flights from Boston to Porto?

    Looking at all options, your cheapest flight can be booked for $248. While the most popular route (Boston Logan Intl - Porto) can be booked for $448 on average our data indicates $541 when flying from Boston to Porto.

  • Where are the most common layover locations when flying from Boston to Porto?

    Flights departing from Boston and landing in Porto layover in Lisbon most frequently. Madrid is the second most popular location for layovers on flights from Boston to Porto. Ponta Delgada sees the third most layovers on flights from Boston to Porto.

  • What are some popular things to do or see while on a layover in Lisbon?

    The majority of Lisbon visitors spend their time at Chiado, Centro Cultural de Belém, and Praça do Príncipe Real. Travelers on a layover in Lisbon can visit Chiado, Centro Cultural de Belém, and Praça do Príncipe Real, by traveling 4.5 mi, 6.9 mi, and 4.2 mi, respectively after landing at Lisbon Humberto Delgado. Travelers in need of a car in Lisbon can rent one for about $16 per day.

  • What are some popular points of interest to see during a layover in Madrid?

    Puerta del Sol, Plaza Mayor, and Spain Building are the most popular attractions in Madrid if you're in need of something to do during your layover. Puerta del Sol, Plaza Mayor, and Spain Building can be accessed by traveling approximately 8.4 mi, 8.6 mi, and 8.5 mi, respectively from Madrid Barajas. Those looking to explore during their layover in Madrid can rent a car from Madrid Barajas for about $29 per day.

  • Where are the least popular layover locations for Boston to Porto flights?

    Flights departing from Boston and landing in Porto layover in Amsterdam least frequently. Zurich follows Amsterdam in terms of the least common layover location on Boston to Porto flights. Paris follows Zurich in terms of the least frequent layover locations on Boston to Porto flights.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Boston to Porto (average of $517). Flying from Boston to Porto in June is currently the most expensive (average of $993). 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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Top 10 airlines flying from Boston to Porto

Discover the top 10 airlines that operate flights from Boston 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest$356Average$531FlexibilityNo cancel feeOn-time88%
Azores AirlinesCheapest$391Average$710FlexibilityNo cancel feeOn-time74%
PLAYCheapest$402Average$609FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$469Average$801FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$488Average$643FlexibilityNo cancel feeOn-time70%
IberiaCheapest$498Average$663FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$516Average$686FlexibilityNo cancel feeOn-time71%
SWISSCheapest$517Average$824FlexibilityNo cancel feeOn-time79%
DeltaCheapest$539Average$650FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$549Average$689FlexibilityNo cancel feeOn-time75%
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