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Flights from Boston to Porto
Flight deals from Boston to Porto
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Round-trip
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One way
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Cheapest nonstopBOS 23:156h 40mDirectOPO 10:55Boston - Porto | Sat, Jul 12 | TAP Air PortugalOPO 18:107h 35mDirectBOS 20:45Porto - Boston | Wed, Jul 16 | TAP Air Portugal£513 £59915% OFF15% OFF£599 £513
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BOS 22:556h 40mDirectOPO 10:35Boston - Porto | Sun, Jul 20 | TAP Air PortugalOPO 18:107h 35mDirectBOS 20:45Porto - Boston | Wed, Jul 23 | TAP Air Portugal£528 £59912% OFF12% OFF£599 £528
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BOS 21:2013h 35m1 stopsOPO 15:55Boston - Porto | Mon, Jul 14 | IberiaOPO 16:3532h 15m1 stopsBOS 19:50Porto - Boston | Mon, Jul 21 | Iberia£347 £59942% OFF42% OFF£599 £347
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BOS 21:2029h 15m1 stopsOPO 07:35Boston - Porto | Wed, Jul 23 | IberiaOPO 08:1511h 45m1 stopsBOS 15:00Porto - Boston | Tue, Jul 29 | Iberia£35241% OFF£599 £352
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BOS 16:3010h 5m1 stopsOPO 07:35Boston - Porto | Wed, Jul 16 | IberiaOPO 16:5533h 20m1 stopsBOS 21:15Porto - Boston | Tue, Jul 22 | Iberia£35341% OFF£599 £353
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BOS 17:2010h 5m1 stopsOPO 08:25Boston - Porto | Wed, Jul 16 | Air FranceOPO 16:2033h1 stopsBOS 20:20Porto - Boston | Mon, Jul 21 | Air France£36439% OFF£599 £364
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BOS 18:4011h1 stopsOPO 10:40Boston - Porto | Wed, Jul 16 | KLMOPO 16:2033h1 stopsBOS 20:20Porto - Boston | Mon, Jul 21 | Air France£37338% OFF£599 £373
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BOS 21:2013h 35m1 stopsOPO 15:55Boston - Porto | Fri, Jul 4 | IberiaOPO 08:1516h 35m1 stopsBOS 19:50Porto - Boston | Fri, Jul 11 | Iberia£39135% OFF£599 £391
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BOS 17:2010h 5m1 stopsOPO 08:25Boston - Porto | Sun, Jul 13 | Delta Air LinesOPO 05:0013h 35m1 stopsBOS 13:35Porto - Boston | Sun, Jul 20 | Delta Air Lines£39634% OFF£599 £396
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BOS 21:209h 20m1 stopsOPO 11:40Boston - Porto | Sun, Jul 27 | IberiaOPO 21:1019h 10m1 stopsBOS 11:20Porto - Boston | Mon, Aug 4 | British Airways£39834% OFF£599 £398
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BOS 21:2013h 35m1 stopsOPO 15:55Boston - Porto | Sun, Aug 3 | IberiaOPO 21:1030h 30m1 stopsBOS 22:40Porto - Boston | Mon, Aug 11 | British Airways£39834% OFF£599 £398
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BOS 16:3010h 5m1 stopsOPO 07:35Boston - Porto | Wed, Jul 2 | IberiaOPO 09:5530h 25m1 stopsBOS 11:20Porto - Boston | Thu, Jul 10 | British Airways£40033% OFF£599 £400
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BOS 13:0017h 25m1 stopsOPO Invalid DateBoston - Porto | Fri, Jun 13 | Normal AirlineOPO 15:006hDirectBOS 16:00Porto - Boston | Sun, Jun 15 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstopBOS 23:156h 40mDirectOPO 10:55Boston - Porto | Sat, Aug 9 | TAP Air Portugal£182 £24024% OFF24% OFF£240 £182
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BOS 22:556h 40mDirectOPO 10:35Boston - Porto | Sun, Jul 27 | TAP Air Portugal£211 £24012% OFF12% OFF£240 £211
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BOS 16:3012h 30m1 stopsOPO 10:00Boston - Porto | Wed, Jul 2 | American Airlines£192 £24020% OFF20% OFF£240 £192
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BOS 22:4028h 20m1 stopsOPO 08:00Boston - Porto | Mon, Jul 7 | TAP Air Portugal£19519% OFF£240 £195
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BOS 22:4015h 20m1 stopsOPO 19:00Boston - Porto | Wed, Jul 23 | TAP Air Portugal£19917% OFF£240 £199
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BOS 22:2028h 30m1 stopsOPO 07:50Boston - Porto | Sun, Aug 3 | TAP Air Portugal£20216% OFF£240 £202
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BOS 22:4011h 20m1 stopsOPO 15:00Boston - Porto | Mon, Jul 21 | TAP Air Portugal£20415% OFF£240 £204
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BOS 23:0017h 20m1 stopsOPO 21:20Boston - Porto | Mon, Jul 7 | Vueling Airlines£20415% OFF£240 £204
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BOS 22:4029h 20m1 stopsOPO 09:00Boston - Porto | Tue, Jul 15 | TAP Air Portugal£20714% OFF£240 £207
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BOS 23:0028h1 stopsOPO 08:00Boston - Porto | Sun, Jul 6 | Iberia£20714% OFF£240 £207
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BOS 13:0017h 25m1 stopsOPO Invalid DateBoston - Porto | Fri, Jun 13 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Information from Boston to Porto
Cheapest one-way flight price | £181 |
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Cheapest return ticket price | £341 |
Off-season travel month | April |
Peak season for travel | June |
Flight distance | 5,047.17km |
Average flight time | 8 hours 30 minutes |
Popular airline | British Airways |
Find the best time to fly from Boston to Porto
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
FAQ
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When are flight tickets from Boston (BOS) to Porto (OPO) the cheapest?
Airlines adjust prices for flights from Boston to Porto based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much are flights from Boston (BOS) to Porto (OPO) cost?
According to Trip.com's data, the lowest price is around £677. -
How long is the flight from Boston (BOS) to Porto (OPO)?
It takes about 8 hours 30 minutes to fly from Boston (BOS) to Porto (OPO). -
What are the most popular airlines that fly from Boston (BOS) to Porto (OPO)?
Airlines with flights from Boston (BOS) to Porto (OPO): TAP Air Portugal and Azores Airlines. -
How many airports in Porto (OPO)?
There are 1 airport(s) in Porto (OPO): Francisco Sa Carneiro International Airport.
How to find a cheap flight from Boston to Porto
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Boston to Porto. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest flight from Boston to Porto.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from Boston to Porto over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Sat, Aug 9, with one-way flights priced at just £182.
Compare cheap flight deals from Boston to Porto across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from Boston to Porto. The cheapest airline for this route is TAP Air Portugal.
Set up a Price Alert
By setting up a Price Alert for your journey from Boston to Porto, you can easily keep an eye on ticket prices without having to check every day.
Don't miss out on cheap flight deals and promo codes from Boston to Porto.
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Boston to Porto and snag some exclusive deals just for you.
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