How popular is this Boston to Porto flight route?

Flights from Boston Logan Intl to Porto have been viewed 23 times in the past calendar month.

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

According to our current data, PLAY ($506), KLM ($572), and Delta ($577) offers the cheapest pricing from Boston to Porto. These flights start at 24% 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 $283 on Vueling. Other airlines that offer cheap prices include Iberia from $292 and PLAY from $316 one-way.

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

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

What are the cheapest flights from Boston to Porto?

Looking at all options, your cheapest flight can be booked for $234. While the most popular route (Boston Logan Intl - Porto) can be booked for $462 on average our data indicates $1,026 when flying from Boston to Porto.

What are the most popular airlines that fly from Boston to Porto?

When booking a flight from Boston to Porto, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

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. Ponta Delgada is the second most popular location for layovers on flights from Boston to Porto. Madrid sees the third most layovers on flights from Boston to Porto.

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

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

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, Praça do Marquês de Pombal, and Centro Cultural de Belém. Travelers on a layover in Lisbon can visit Chiado, Praça do Marquês de Pombal, and Centro Cultural de Belém, by traveling 4.5 mi, 3.6 mi, and 6.8 mi, respectively after landing at Lisbon Humberto Delgado. Travelers in need of a car in Lisbon can rent one for about $21 per day.

What are points of interest worth seeing during a layover in Madrid?

If you're on a layover in Madrid and looking for things to do, consider visiting Puerta del Sol, Plaza Mayor, or Spain Building. Travelers on a layover in Madrid can visit Puerta del Sol, Plaza Mayor, and Spain Building, by traveling 8.4 mi, 8.6 mi, and 8.5 mi, respectively after landing at Madrid Barajas. Those looking to explore during their layover in Madrid can rent a car from Madrid Barajas for about $29 per day.

What is the cheapest day to fly round-trip from Boston to Porto?

Friday flights are generally found to be more expensive for flights from Boston to Porto. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Porto.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 41 days in advance, which can save you up to 28% on flights from Boston to Porto compared to booking the week you need them. Waiting 41 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $635. For sooner than that we have options available in the next 3 days from $714.

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

January can be a great time to fly to Porto from Boston with a flight ticket averaging about $670. Cheapflights users have found deals in the month of January for as cheap as $315. The most expensive prices can be found in the month of June.

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.

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.

$283+ Flights from Boston to Porto

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from Boston Logan Intl to Porto are usually found in January or November, booked 40 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap flight deals from Boston to Porto

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$506 (PLAY)
One-way from	$283 (Kiwi.com)
Popular in	June
Cheapest in	January
Average price	$683
Good round-trip deal	$701 or less
Good one-way deal	$278 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 Boston Logan Intl to Porto

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One-way flight from Boston Logan Intl to Porto

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Highest demand for flights based on searches. 16% potential increase in price ($129 potential increase over avg. RT price).

Search Deals

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 April 2025

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Price to beat on a round-trip flight from Boston Logan Intl to Porto.

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Price to beat on a 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 April 16, 2025.

Wed 5/147:15 pmBOS - OPO

1 stop19h 55mPLAY

Sun 5/189:05 pmOPO - BOS

1 stop25h 45mPLAY

Deal found 4/15

$506

Wed 8/139:20 pmBOS - OPO

1 stop9h 20mIberia

Tue 9/98:15 amOPO - BOS

1 stop11h 45mIberia

Deal found 4/15

$531

Mon 4/2810:20 pmBOS - OPO

1 stop12h 10mKLM

Tue 5/66:20 amOPO - BOS

1 stop17h 00mKLM

Deal found 4/15

$572

Mon 4/285:10 pmBOS - OPO

2 stops17h 20mDelta

Tue 5/66:20 amOPO - BOS

1 stop17h 00mDelta

Deal found 4/15

$577

Mon 6/24:15 pmBOS - OPO

3 stops34h 45mMultiple Airlines

Wed 6/114:20 pmOPO - BOS

2 stops26h 40mMultiple Airlines

Deal found 4/14

$583

Fri 6/67:15 amBOS - OPO

1 stop21h 35mBritish Airways

Thu 6/1212:20 pmOPO - BOS

1 stop31h 40mBritish Airways

Deal found 4/14

$585

Mon 8/46:50 pmBOS - OPO

1 stop9h 45mUnited Airlines

Tue 8/2612:50 pmOPO - BOS

1 stop10h 10mUnited Airlines

Deal found 4/14

$588

Mon 9/1510:36 amBOS - OPO

2 stops15h 59mAmerican Airlines

Thu 9/258:15 amOPO - BOS

1 stop16h 35mAmerican Airlines

Deal found 4/14

$590

Sun 8/312:15 pmBOS - OPO

2 stops40h 20mAir Canada

Tue 8/2612:50 pmOPO - BOS

1 stop30h 45mAir Canada

Deal found 4/15

$595

Wed 8/2010:50 pmBOS - OPO

Nonstop6h 40mTAP AIR PORTUGAL

Wed 9/109:00 amOPO - BOS

1 stop16h 05mTAP AIR PORTUGAL

Deal found 4/16

$597

Wed 5/149:40 pmBOS - OPO

1 stop29h 15mSWISS

Wed 5/2112:20 pmOPO - BOS

1 stop12h 35mSWISS

Deal found 4/14

$600

Mon 8/48:05 pmBOS - OPO

1 stop22h 15mLufthansa

Fri 8/226:15 amOPO - BOS

1 stop16h 25mLufthansa

Deal found 4/15

$617

Best flights from Boston to Porto
Discover carefully curated flight deals from Boston to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 16, 2025.

Wed 5/147:15 pmBOS - OPO

1 stop19h 55mPLAY

Sun 5/189:05 pmOPO - BOS

1 stop25h 45mPLAY

Deal found 4/15

$506

Mon 4/2810:20 pmBOS - OPO

1 stop12h 10mKLM

Tue 5/66:20 amOPO - BOS

1 stop17h 00mKLM

Deal found 4/15

$572

Mon 4/285:10 pmBOS - OPO

2 stops17h 20mDelta

Tue 5/66:20 amOPO - BOS

1 stop17h 00mDelta

Deal found 4/15

$577

Mon 6/24:15 pmBOS - OPO

3 stops34h 45mMultiple Airlines

Wed 6/114:20 pmOPO - BOS

2 stops26h 40mMultiple Airlines

Deal found 4/14

$583

Fri 6/67:15 amBOS - OPO

1 stop21h 35mBritish Airways

Thu 6/1212:20 pmOPO - BOS

1 stop31h 40mBritish Airways

Deal found 4/14

$585

Mon 7/1410:40 pmBOS - OPO

1 stop19h 15mTAP AIR PORTUGAL

Mon 9/86:05 pmOPO - BOS

Nonstop7h 40mTAP AIR PORTUGAL

Deal found 4/15

$596

Wed 5/149:40 pmBOS - OPO

1 stop29h 15mSWISS

Wed 5/2112:20 pmOPO - BOS

1 stop12h 35mSWISS

Deal found 4/14

$600

Wed 5/1410:20 amBOS - OPO

2 stops20h 05mAir Canada

Wed 5/216:00 amOPO - BOS

2 stops32h 35mAir Canada

Deal found 4/15

$604

Mon 6/1610:20 amBOS - OPO

1 stop18h 15mUnited Airlines

Wed 11/196:00 amOPO - BOS

1 stop12h 25mUnited Airlines

Deal found 4/15

$626

Mon 5/1910:50 pmBOS - OPO

1 stop28h 10mVueling

Thu 5/2210:00 pmOPO - BOS

1 stop28h 05mVueling

Deal found 4/15

$651

Mon 4/218:05 pmBOS - OPO

1 stop22h 20mLufthansa

Sat 5/36:15 amOPO - BOS

1 stop16h 25mLufthansa

Deal found 4/15

$666

Sun 6/11:20 pmBOS - OPO

2 stops13h 15mAmerican Airlines

Sun 6/158:15 amOPO - BOS

1 stop11h 45mAmerican Airlines

Deal found 4/16

$691

Last-minute flights from Boston to Porto
Discover last-minute flight deals from Boston to Porto. Data last updated April 16, 2025 and is based on user searches.

Mon 4/2110:50 pmBOS - OPO

1 stop12h 25mIberia

Sat 4/2610:00 pmOPO - BOS

1 stop29h 10mIberia

Deal found 4/16

$1,879

Tue 4/226:30 amBOS - OPO

2 stops31h 30mTAP AIR PORTUGAL

Thu 6/512:55 pmOPO - BOS

1 stop11h 55mTAP AIR PORTUGAL

Deal found 4/16

$1,000

Wed 4/239:40 pmBOS - OPO

1 stop32h 45mSWISS

Wed 4/3012:20 pmOPO - BOS

1 stop12h 35mSWISS

Deal found 4/16

$749

Wed 4/239:15 pmBOS - OPO

2 stops20h 55mAzores Airlines

Sun 5/412:35 pmOPO - BOS

1 stop12h 15mAzores Airlines

Deal found 4/16

$3,206

Thu 4/249:40 pmBOS - OPO

1 stop32h 45mMultiple Airlines

Fri 5/26:00 amOPO - BOS

2 stops20h 54mMultiple Airlines

Deal found 4/15

$621

Thu 4/247:20 pmBOS - OPO

1 stop15h 10mKLM

Fri 5/29:20 amOPO - BOS

1 stop16h 00mKLM

Deal found 4/15

$631

Thu 4/246:00 amBOS - OPO

2 stops24h 15mUnited Airlines

Fri 5/26:00 amOPO - BOS

2 stops38h 48mUnited Airlines

Deal found 4/15

$656

Fri 4/258:05 pmBOS - OPO

2 stops14h 25mDelta

Sun 5/45:00 amOPO - BOS

2 stops19h 30mDelta

Deal found 4/16

$935

Sat 4/268:05 pmBOS - OPO

2 stops14h 55mBrussels Airlines

Fri 5/212:55 pmOPO - BOS

2 stops33h 45mBrussels Airlines

Deal found 4/15

$751

Sat 4/268:05 pmBOS - OPO

1 stop22h 15mLufthansa

Sat 5/36:15 amOPO - BOS

1 stop16h 25mLufthansa

Deal found 4/16

$919

Mon 4/2810:20 pmBOS - OPO

1 stop12h 10mKLM

Tue 5/66:20 amOPO - BOS

1 stop17h 00mKLM

Deal found 4/15

$572

Mon 4/285:10 pmBOS - OPO

2 stops17h 20mDelta

Tue 5/66:20 amOPO - BOS

1 stop17h 00mDelta

Deal found 4/15

$577

One-way flights from Boston to Porto
Search for one-way flight options from Boston to Porto. Find affordable one-way fares based on user searches. Data last updated April 16, 2025.

Fri 5/3010:50 pmBOS - OPO

1 stop28h 10mVueling

Deal found 4/15

$283

Mon 5/1210:50 pmBOS - OPO

1 stop17h 30mIberia

Deal found 4/16

$292

Wed 5/2810:50 pmBOS - OPO

1 stop26h 55mMultiple Airlines

Deal found 4/15

$295

Sat 5/107:15 pmBOS - OPO

1 stop19h 50mPLAY

Deal found 4/16

$316

Mon 6/1611:15 pmBOS - OPO

Nonstop6h 40mTAP AIR PORTUGAL

Deal found 4/16

$396

Mon 5/125:05 pmBOS - OPO

2 stops17h 25mDelta

Deal found 4/15

$487

Sun 5/1112:15 pmBOS - OPO

2 stops18h 45mAir Canada

Deal found 4/15

$491

Sun 6/158:10 pmBOS - OPO

1 stop19h 10mBritish Airways

Deal found 4/15

$492

Sat 5/109:40 amBOS - OPO

2 stops16h 55mAmerican Airlines

Deal found 4/16

$542

Tue 6/179:35 amBOS - OPO

2 stops17h 10mUnited Airlines

Deal found 4/16

$554

Fri 4/259:40 pmBOS - OPO

1 stop32h 50mSWISS

Deal found 4/16

$564

Sun 4/275:40 pmBOS - OPO

2 stops23h 35mScandinavian Airlines

Deal found 4/16

$598

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boston to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 5/14

7:15 pm-8:10 pm

1 stop19h 55m

Porto

Sun 5/18

9:05 pm-5:50 pm

1 stop25h 45m

$506

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 4/28

10:20 pm-3:30 pm

1 stop12h 10m

Porto

Tue 5/6

6:20 am-6:20 pm

1 stop17h 00m

$572

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 4/28

5:10 pm-3:30 pm

2 stops17h 20m

Porto

Tue 5/6

6:20 am-6:20 pm

1 stop17h 00m

$577

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 6/2

4:15 pm-8:00 am

3 stops34h 45m

Porto

Wed 6/11

4:20 pm-2:00 pm

2 stops26h 40m

$583

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Fri 6/6

7:15 am-9:50 am

1 stop21h 35m

Porto

Thu 6/12

12:20 pm-3:00 pm

1 stop31h 40m

$585

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 7/14

10:40 pm-10:55 pm

1 stop19h 15m

Porto

Mon 9/8

6:05 pm-8:45 pm

Nonstop7h 40m

$596

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 5/14

9:40 pm-7:55 am

1 stop29h 15m

Porto

Wed 5/21

12:20 pm-7:55 pm

1 stop12h 35m

$600

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 5/14

10:20 am-11:25 am

2 stops20h 05m

Porto

Wed 5/21

6:00 am-9:35 am

2 stops32h 35m

$604

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 6/16

6:50 pm-9:35 am

1 stop9h 45m

Porto

Thu 11/13

6:00 am-1:25 pm

1 stop12h 25m

$626

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 5/19

10:50 pm-8:00 am

1 stop28h 10m

Porto

Thu 5/22

10:00 pm-9:05 pm

1 stop28h 05m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 29 results

Compare providers for flights from Boston to Porto

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Porto in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
JustAirTicket	Price Accuracy-	Trust Score*3 stars
FareScan	Price Accuracy-	Trust Score*3 stars
SmartFares	Price Accuracy1 star	Trust Score*1 star
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
oojo	Price Accuracy3 stars	Trust 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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Porto

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

To ensure you get the cheapest price possible for a flight from Boston to Porto, you should look to book at least 40 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 $523). Flying from Boston to Porto in June is currently the most expensive (average of $1,081). 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?

It’s optimal to fly from Boston to Porto in the morning. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight in the evening.

Rainfall in Porto 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

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 a feel of what it's like to fly with Delta, KLM 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

7,917 reviews

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

7,917 reviews

Delta

8.0

Very good

7,917 reviews

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

1,326 reviews

Delta

8.0

Very good

7,917 reviews

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

7.5

Good

65 reviews

Delta

8.0

Very good

7,917 reviews

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

1,580 reviews

Delta

8.0

Very good

7,917 reviews

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.

United Airlines

7.4

Good

8,665 reviews

Delta

8.0

Very good

7,917 reviews

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

How popular is this Boston to Porto flight route?
Flights from Boston Logan Intl to Porto have been viewed 23 times in the past calendar month.
What are the cheapest airlines flying from Boston to Porto round-trip?
According to our current data, PLAY ($506), KLM ($572), and Delta ($577) offers the cheapest pricing from Boston to Porto. These flights start at 24% 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 $283 on Vueling. Other airlines that offer cheap prices include Iberia from $292 and PLAY from $316 one-way.
What are the cheapest flights from Boston to Porto?
Looking at all options, your cheapest flight can be booked for $234. While the most popular route (Boston Logan Intl - Porto) can be booked for $462 on average our data indicates $1,026 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. Ponta Delgada is the second most popular location for layovers on flights from Boston to Porto. Madrid 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, Praça do Marquês de Pombal, and Centro Cultural de Belém. Travelers on a layover in Lisbon can visit Chiado, Praça do Marquês de Pombal, and Centro Cultural de Belém, by traveling 4.5 mi, 3.6 mi, and 6.8 mi, respectively after landing at Lisbon Humberto Delgado. Travelers in need of a car in Lisbon can rent one for about $21 per day.
What are points of interest worth seeing during a layover in Madrid?
If you're on a layover in Madrid and looking for things to do, consider visiting Puerta del Sol, Plaza Mayor, or Spain Building. Travelers on a layover in Madrid can visit Puerta del Sol, Plaza Mayor, and Spain Building, by traveling 8.4 mi, 8.6 mi, and 8.5 mi, respectively after landing at 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 Paris least frequently. Amsterdam follows Paris in terms of the least common layover location 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 $523). Flying from Boston to Porto in June is currently the most expensive (average of $1,081). 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

Aveiro

Coimbra

Matosinhos

Arcos de Valdevez

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Boston to Porto

Other flights to Porto

Top 10 airlines flying from Boston to Porto

Airline	Cheapest	Average	Flexibility	On-time
Azores Airlines	Cheapest$343	Average$628	FlexibilityNo cancel fee	On-time74%
Vueling	Cheapest$468	Average$665	FlexibilityNo cancel fee	On-time88%
PLAY	Cheapest$475	Average$638	FlexibilityNo cancel fee	On-timeN/A
SWISS	Cheapest$487	Average$792	FlexibilityNo cancel fee	On-time79%
Delta	Cheapest$515	Average$772	FlexibilityNo cancel fee	On-timeN/A
Iberia	Cheapest$517	Average$692	FlexibilityNo cancel fee	On-time77%
KLM	Cheapest$517	Average$634	FlexibilityNo cancel fee	On-time75%
TAP AIR PORTUGAL	Cheapest$521	Average$754	FlexibilityNo cancel fee	On-timeN/A
Lufthansa	Cheapest$527	Average$756	FlexibilityNo cancel fee	On-time76%
American Airlines	Cheapest$534	Average$702	FlexibilityNo cancel fee	On-time71%

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$283+ 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Boston Logan Intl to Porto are usually found in January or November, booked 40 days in advance, depart on a Tuesday or Friday and return on a Monday

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Cheapest flights from Boston to PortoExplore 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 April 16, 2025.

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 April 16, 2025.

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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.

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Best time to book a flight from Boston to Porto

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Everything you need to know about your flight from Boston to Porto

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 April 11, 2025.

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

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 April 16, 2025.

Rainfall in Porto by month

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Temperature in Porto by month

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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 April 16, 2025.

Get a feel of what it's like to fly with Delta, KLM 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.

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?

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

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

What are the cheapest flights from Boston to Porto?

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

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

What are points of interest worth seeing during a layover in Madrid?

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

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

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

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

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Top 10 airlines flying from Boston to Porto

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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 April 16, 2025.