$208 Find Cheap Flights from Boston to Porto - Compare and Save

These are the earliest and latest flight times available from Boston to Porto:

• Earliest: departs at 10:45 pm and lands at 5:28 am
• Latest: departs at 11:50 pm and lands at 6:33 am.

The flight takes about 6h 43m.

Three cabin classes are available on flights from Boston to Porto:

• Economy Class
• Premium Economy Class
• Business Class

A nonstop flight from Boston to Porto takes 6h 43m, covering 3,134 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Boston to Porto range from $608 to $962, with an average of $772 over the past 12 months. Anything below $608 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 11% above the $772 route average. Book 15 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $430 round-trip via Kastrup Copenhagen (CPH), compared to $827 for nonstop.

TAP AIR PORTUGAL is the only airline operating Boston to Porto flights. 91% of its flights are on time.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $58–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A321neo family is used most often on this route, operated mainly by TAP AIR PORTUGAL and JetBlue. Other aircraft seen on the route include Airbus A350-900 variants.

One-way fares from Boston to Porto are currently lower than usual. Average one-way flight prices are about $310, which is 32% below the typical average for this route.

Porto Airport (OPO) hosts 5 major car rental companies, with daily rates starting from around $2 for economy cars. Top options include:

• GREEN MOTION
• Drive on Holiday
• Klass Wagen
• Goldcar Rental SP
• Sixt

Flights from Boston to Porto usually depart from Boston Logan Intl (BOS) and arrive at Porto (OPO).

Night flights have the fewest delays on this route.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Boston to Porto route, 9% of flights were delayed in the past 3 months, with delays averaging 2h 41m.

One-stop flights from Boston to Porto most commonly connect through:

• Lisbon Humberto Delgado (LIS) - 43% of one-stop connections
• Madrid Barajas (MAD) - 15% of one-stop connections
• Montreal Pierre Elliott Trudeau Intl (YUL) - 14% of one-stop connections
• Ponta Delgada Nordela (PDL) - 7% of one-stop connections

Yes. Flexible dates can save you up to 14% on flights from Boston to Porto. Tuesday is the cheapest departure day at $706 round-trip on average, while Saturday is the most expensive at $816, a difference of $110.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Only TAP AIR PORTUGAL operates flights between Boston and Porto.

Flying via Lajes (TER) gives the shortest average 1-stop total travel time at 9h 45m, compared with 10h 59m via Newark (EWR) and 11h 09m via Montreal Pierre Elliott Trudeau Intl (YUL).

Porto is 5 hours ahead of Boston (Western European Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Porto are Ribeira Square, Avenida dos Aliados and Mercado do Bolhão. These are among the most viewed places in Porto on KAYAK.

Among airlines operating Boston to Porto flights:

• TAP AIR PORTUGAL: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• TAP AIR PORTUGAL: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

The Boston Airport has everything that a passenger could need. There are ATM machines for money withdrawal, shoe shine services, a spa where you can enjoy beauty and massage services, airline lounges, and hydration stations.

At the Porto Airport (OPO), there are several places to eat including a sushi bar, a pasta restaurant, and a delicatessen. There is also a Burger King at this airport. While you're at the Boston Logan International Airport, you can enjoy dining at Friendly's Restaurant, a Sbarro Italian Kitchen, and a Potbelly Sandwich Shop.

There are a few ways that you can get to your hotel. Whether you're staying downtown or in a nearby beach town, there is a travel option. The Metro stops at most of the major neighborhoods in Porto. If you'd prefer, you can take a bus to the city. There are also several private shuttles and taxis that operate out of the airport.

While you're away in Porto, you can be confident that your car will be safe at the Boston Airport. Some of your parking options include covered parking in one of its garages. If you're looking to save money, you can opt for the economy garage. It is a little distance from the airport but provides a complimentary shuttle service. Uncovered parking in one of the terminal lots is also possible.