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Cheap flights from Porto to Boston from $426

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to Boston departing on 10/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Porto to Boston

Cheap round-trip flights

Logo
8:45 am - 8:55 pmOPO-BOS
17h 10m1 stop
Logo
10:40 pm - 8:10 amBOS-OPO
28h 30m1 stop
$451
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mar., dic. 16 - sáb., ene. 10
Logo
8:45 am - 8:55 pmOPO-BOS
17h 10m1 stop
Logo
10:40 pm - 8:10 amBOS-OPO
28h 30m1 stop
$453
Find Deal
mar., dic. 16 - jue., ene. 8
Logo
10:00 pm - 9:15 pmOPO-BOS
28h 15m1 stop
Logo
11:00 pm - 9:20 pmBOS-OPO
17h 20m1 stop
$460
Find Deal
mié., oct. 15 - vie., oct. 24
TAP AIR PORTUGAL Logo
6:55 am - 2:35 pmOPO-BOS
12h 40m1 stop
TAP AIR PORTUGAL Logo
6:05 pm - 5:00 pmBOS-OPO
17h 55m1 stop
$501TAP AIR PORTUGAL
Find Deal
mié., dic. 17 - mié., ene. 7
TAP AIR PORTUGAL Logo
12:05 pm - 8:10 pmOPO-BOS
13h 05m1 stop
TAP AIR PORTUGAL Logo
6:05 pm - 1:05 pmBOS-OPO
14h 00m1 stop
$504TAP AIR PORTUGAL
Find Deal
jue., dic. 18 - mié., ene. 7
Iberia Logo
8:45 am - 8:55 pmOPO-BOS
17h 10m1 stop
Iberia Logo
7:25 pm - 8:00 pmBOS-OPO
19h 35m2 stops
$546Iberia
Find Deal
mar., dic. 16 - mié., ene. 7
British Airways Logo
8:40 pm - 10:19 pmOPO-BOS
30h 39m2 stops
British Airways Logo
3:00 pm - 7:30 pmBOS-OPO
23h 30m2 stops
$559British Airways
Find Deal
mar., oct. 14 - mar., oct. 21
Iberia Logo
8:45 am - 8:55 pmOPO-BOS
17h 10m1 stop
Iberia Logo
1:06 pm - 7:40 amBOS-OPO
13h 34m2 stops
$563Iberia
Find Deal
mar., dic. 16 - vie., ene. 9
British Airways Logo
8:20 pm - 10:19 pmOPO-BOS
30h 59m2 stops
British Airways Logo
8:10 pm - 7:50 pmBOS-OPO
18h 40m1 stop
$577British Airways
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mié., oct. 15 - lun., oct. 20
American Airlines Logo
12:25 pm - 7:50 pmOPO-BOS
12h 25m1 stop
American Airlines Logo
2:31 pm - 11:45 amBOS-OPO
16h 14m2 stops
$580American Airlines
Find Deal
mié., dic. 17 - mié., ene. 7

TAP AIR PORTUGAL flights from Porto to Boston

Our best TAP AIR PORTUGAL deals on Porto to Boston flight tickets
TAP AIR PORTUGAL
Dec 17
OPO6:55 amPorto
12h 40m
1 stop
BOS2:35 pmBoston Logan Intl
Jan 7
BOS6:05 pmBoston Logan Intl
17h 55m
1 stop
OPO5:00 pmPorto
$501
Find similar
TAP AIR PORTUGAL
Dec 18
OPO12:05 pmPorto
13h 05m
1 stop
BOS8:10 pmBoston Logan Intl
Jan 7
BOS6:05 pmBoston Logan Intl
14h 00m
1 stop
OPO1:05 pmPorto
$504
Find similar
TAP AIR PORTUGAL
Dec 16
OPO6:55 amPorto
12h 50m
1 stop
BOS2:45 pmBoston Logan Intl
Jan 7
BOS6:05 pmBoston Logan Intl
11h 10m
1 stop
OPO10:15 amPorto
$505
Find similar

KLM flights from Porto to Boston

Our best KLM deals on Porto to Boston flight tickets
KLM
Sep 21
OPO6:35 amPorto
12h 00m
1 stop
BOS1:35 pmBoston Logan Intl
Sep 28
BOS8:15 pmBoston Logan Intl
14h 20m
1 stop
OPO3:35 pmPorto
$597
Find similar
KLM
Sep 20
OPO6:05 amPorto
15h 25m
1 stop
BOS4:30 pmBoston Logan Intl
Sep 27
BOS10:20 pmBoston Logan Intl
12h 10m
1 stop
OPO3:30 pmPorto
$697
Find similar
KLM
Sep 17
OPO8:10 pmPorto
25h 20m
1 stop
BOS4:30 pmBoston Logan Intl
Sep 24
BOS10:20 pmBoston Logan Intl
12h 10m
1 stop
OPO3:30 pmPorto
$779
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Porto to Boston 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, momondo users made 832,500 searches. Data last updated septiembre 15, 2025.
Use the filters below to find and compare flights from Porto to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortoBoston

OPO - BOS

OPOBOS

Porto

mar. 12/16

8:45 am-8:55 pm

1 stop17h 10m

Boston Logan Intl

sáb. 1/10

10:40 pm-8:10 am

1 stop28h 30m

$451

PortoBoston

OPO - BOS

OPOBOS

Porto

mar. 12/16

8:45 am-8:55 pm

1 stop17h 10m

Boston Logan Intl

jue. 1/8

10:40 pm-8:10 am

1 stop28h 30m

$453

PortoBoston

OPO - BOS

OPOBOS

Porto

mié. 10/15

10:00 pm-9:15 pm

1 stop28h 15m

Boston Logan Intl

vie. 10/24

11:00 pm-9:20 pm

1 stop17h 20m

$460

PortoBoston

OPO - BOS

OPOBOS

Porto

mié. 12/17

6:55 am-2:35 pm

1 stop12h 40m

Boston Logan Intl

mié. 1/7

6:05 pm-5:00 pm

1 stop17h 55m

$501

PortoBoston

OPO - BOS

OPOBOS

Porto

jue. 12/18

12:05 pm-8:10 pm

1 stop13h 05m

Boston Logan Intl

mié. 1/7

6:05 pm-1:05 pm

1 stop14h 00m

$504

PortoBoston

OPO - BOS

OPOBOS

Porto

mar. 12/16

8:45 am-8:55 pm

1 stop17h 10m

Boston Logan Intl

mié. 1/7

7:25 pm-8:00 pm

2 stops19h 35m

$546

PortoBoston

OPO - BOS

OPOBOS

Porto

mar. 10/14

8:40 pm-10:19 pm

2 stops30h 39m

Boston Logan Intl

mar. 10/21

3:00 pm-7:30 pm

2 stops23h 30m

$559

PortoBoston

OPO - BOS

OPOBOS

Porto

mar. 12/16

8:45 am-8:55 pm

1 stop17h 10m

Boston Logan Intl

vie. 1/9

1:06 pm-7:40 am

2 stops13h 34m

$563

PortoBoston

OPO - BOS

OPOBOS

Porto

mié. 10/15

8:20 pm-10:19 pm

2 stops30h 59m

Boston Logan Intl

lun. 10/20

8:10 pm-7:50 pm

1 stop18h 40m

$577

PortoBoston

OPO - BOS

OPOBOS

Porto

mié. 12/17

12:25 pm-7:50 pm

1 stop12h 25m

Boston Logan Intl

mié. 1/7

2:31 pm-11:45 am

2 stops16h 14m

$580

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Porto to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Porto and Boston?

What is the cheapest month to fly to Boston?

In general, October is the cheapest month to fly from Porto to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $536. If you aren’t able to travel during the month of October, then book flights to Boston from Porto during February instead. Flights to Boston in February, while not as cheap as those in October, still average around $537.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Porto to Boston is on a Monday when prices can be found for as low as $495. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Saturday is $772.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the evening. momondo users have found flights departing from Porto to Boston in the evening for as low as $505. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Boston, so prices are often more expensive at around $655 per ticket.

What is the cheapest Porto to Boston Logan Intl flight route?

Fly from Porto to Boston Logan Intl for the best Porto - Boston Logan Intl flight prices

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

You are more likely to see cheaper flights to Boston from Porto when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $656 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Porto for as low as $484 on momondo.

What cabin class options are available on Porto to Boston Logan Intl flights?

There are 3 cabin classes available to choose from on Porto to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Porto to Boston flights?

No. A direct flight is the cheapest option for a flight between Porto to Boston.

How have Porto to Boston flight prices changed over time?

As of September 2025, prices for Porto to Boston flights are approximately 2% more expensive when compared to flights at the same time last year.

When to book flights from Porto to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Porto to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Porto to Boston (OPO to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto to Boston

Best Price Found

$454

Fastest flight time

7h 35m

Direct flights

Mon, Tue, Thu and Sun

Airports in Boston

1 airport
The best one-way flight to Boston from Porto in the past 72 hours is $454. The best round-trip flight deal from Porto to Boston found on momondo in the last 72 hours is $476.
The fastest flight from Porto to Boston takes 7h 35m
Direct flights go from Porto to Boston on Monday, Tuesday, Thursday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Boston: Boston Logan Intl (BOS)
Search flight deals

  • How far is Porto to Boston Logan Intl by plane?

    The straight-line distance from Porto to Boston Logan Intl is 3141.4 mi. Typically, this will take 7h 35m by plane in normal conditions.

  • When did momondo last update prices for flights from Porto Airport to Boston Logan Intl Airport?

    Prices for flights from Porto Airport to Boston Logan Intl Airport are updated daily.

  • How many operators does momondo search for flights from Porto Airport to Boston Logan Intl Airport?

  • How old do you have to be to fly from Porto Airport to Boston Logan Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Porto Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Porto to Boston?

  • What is the most popular airline from Porto to Boston?

Best airlines flying from Porto to Boston

Compare and see reviews for airlines that fly from Porto to Boston with momondo
Airline
Rating
Free Cancellation
Price
Azores AirlinesPriceFrom $308Free CancellationRating
7.5
73 reviews
Search Azores Airlines flights
TAP AIR PORTUGALPriceFrom $471Free CancellationRating
7.1
1,975 reviews
Search TAP AIR PORTUGAL flights

  • TAP AIR PORTUGAL Flights From Porto to Boston

    The lowest priced TAP AIR PORTUGAL flight from Porto to Boston from the last 72 hours was $471. Generally, TAP AIR PORTUGAL has 3 flights on this route every week with an average price of $680. TAP AIR PORTUGAL is rated 7.1/10 by our users.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Brockton
Laconia
Falmouth
Concord
Everett
Wells
Chatham

Why use momondo?

Why should I use momondo to find a flight deal from Porto to Boston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Porto to Boston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Porto to Boston with flexible booking policies on momondo?

Flights from Porto to Boston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Porto to Boston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boston from Porto.

I’m not ready to book a flight from Porto to Boston right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Porto to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

An easier way to manage your Boston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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