Flights from Boston to Porto, Portugal

Did you mean flights from Porto to Boston?

Boston to Porto Last modified: May 8, 2025 15:33 -04:00

We've scanned 122,775,531 round trip itineraries and found the cheapest flights to Porto. Multiple Airlines & Major Airlines frequently offer the best deals to Porto flights, or select your preferred carrier below to see the cheapest days to fly.

Multiple Airlines
BOSOPO
Mon 8/18
1 stop
OPOBOS
Mon 8/25
1 stop
$543
Major Airlines
BOSOPO
Tue 8/5
1 stop
OPOBOS
Wed 8/20
1 stop
$572
British Airways
BOSOPO
Tue 5/13
1 stop
OPOBOS
Tue 5/20
1 stop
$580
Multiple Airlines
BOSOPO
Tue 8/19
2 stops
OPOBOS
Fri 8/29
2 stops
$586
Tap Portugal
BOSOPO
Mon 5/26
nonstop
OPOBOS
Wed 6/4
nonstop
$587
Multiple Airlines
BOSOPO
Tue 8/5
1 stop
OPOBOS
Wed 8/20
1 stop
$598

How Much is a Flight from Boston to Porto?

We have collected flight cost data from across the web for travel from Boston to Porto, and have found the average flight price for this trip to be $629.

Where To Buy Cheap Flights from Boston to Porto?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from Boston to Porto based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

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

The chart below shows up-to-date information regarding how far in advance to book your flight from Boston to Porto.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $0 $782
7-14 days $1,125 $580
14-21 days $785 $632
21-30 days $587 $652
30-60 days $788 $692
60-90 days $717 $615
90+ days $522 $502

Cheapest Day To Fly from Boston to Porto

We've examined 245,551,062 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from Boston to Porto is Monday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$580$585$632$685$700 $587

Compare Flight Prices from Boston to Porto by Month

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for Boston to Porto flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
April Boston Porto British Airways 4/30/25 5/15/25 1 $896
May Boston Porto British Airways 5/13/25 5/20/25 1 $580
June Boston Porto Major Airlines 6/30/25 7/9/25 1 $631

Cheap Last Minute Flights from Boston to Porto

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Boston to Porto. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

SunMonTueWedThuFriSat
18 19 20 21 22 23 24
$805
25 26 27 28 29 30 31
$805 $828
1 2 3 4 5 6 7
$828

Connecting Flights vs Direct Flights from Boston to Porto

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Boston to Porto is $702.

The average price for direct flights from Boston to Porto is $687.

One Way Flights vs Round Trip Flights from Boston to Porto

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Boston to Porto. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Boston to Porto is $446.

The average price for round trip flights from Boston to Porto is $702.

Boston to Porto Flight Questions

Airlines in Boston flying to Porto Last modified: May 8, 2025 15:33 -04:00Number of routes searched: 0Number of itineraries searched: 0

Wondering which airlines fly out of Boston to Porto? We've gathered the average price of Boston airlines with flights to Porto. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap International Flights from Boston - BOS Last modified: May 8, 2025 15:33 -04:00

Cheap Flights from Boston to Porto