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$309+ Cheap flights from Portugal to Boston (BOS)

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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — BOS
أغسطس 27 — سبتمبر 31
خ 8/27
خ 9/3
1 adult, Economy
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Cheap flight deals from Portugal to Boston

Cheapest flights from Portugal to Boston
Explore the most affordable flight options available from Portugal to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on يوليو 28, 2026.

This Finnair deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ن 12/712:25 pm
OPO
-
BOS
1 stop12h 35m
Finnair
ن 12/145:00 pm
BOS
-
OPO
1 stop9h 40m
Finnair
Deal found 7/24$470
This Flybillet deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flybillet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
س 9/56:00 am
OPO
-
BOS
1 stop14h 40m
Lufthansa
ح 9/138:05 pm
BOS
-
OPO
1 stop22h 20m
Lufthansa
Deal found 7/27$480
This Mytrip deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ر 9/166:00 am
OPO
-
BOS
1 stop19h 10m
Lufthansa
ح 9/278:05 pm
BOS
-
OPO
1 stop22h 20m
Lufthansa
Deal found 7/26$490
This Travelocity deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
خ 8/2011:50 am
OPO
-
BOS
1 stop26h 55m
Multiple Airlines
ن 8/245:45 am
BOS
-
OPO
1 stop20h 15m
Multiple Airlines
Deal found 7/25$493
This British Airways deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ج 9/411:05 am
LIS
-
BOS
1 stop16h 45m
British Airways
ج 9/119:50 pm
BOS
-
LIS
1 stop15h 10m
British Airways
Deal found 7/24$498
This Flighttix deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
س 9/56:00 am
OPO
-
BOS
1 stop14h 40m
Multiple Airlines
ح 9/137:40 pm
BOS
-
OPO
2 stops30h 20m
Multiple Airlines
Deal found 7/27$498
This Rumbo deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ج 9/45:35 pm
LIS
-
BOS
Nonstop7h 45m
TAP AIR PORTUGAL
ث 9/86:05 pm
BOS
-
LIS
Nonstop6h 35m
TAP AIR PORTUGAL
Deal found 7/25$500
This Rumbo deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ج 10/1612:00 pm
LIS
-
BOS
Nonstop7h 45m
TAP AIR PORTUGAL
ح 10/186:05 pm
BOS
-
LIS
Nonstop6h 35m
TAP AIR PORTUGAL
Deal found 7/25$501
This Viajar deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Viajar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ن 9/215:40 pm
LIS
-
BOS
Nonstop7h 40m
TAP AIR PORTUGAL
ن 9/286:05 pm
BOS
-
LIS
Nonstop6h 35m
TAP AIR PORTUGAL
Deal found 7/26$502
This Rumbo deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ج 10/212:00 pm
LIS
-
BOS
Nonstop7h 45m
TAP AIR PORTUGAL
ر 10/1410:45 pm
BOS
-
LIS
Nonstop6h 35m
TAP AIR PORTUGAL
Deal found 7/26$503
This British Airways deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
خ 8/611:05 am
LIS
-
BOS
1 stop10h 49m
British Airways
ر 8/193:20 pm
BOS
-
LIS
1 stop12h 45m
British Airways
Deal found 7/25$504
This oojo deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ث 9/225:40 pm
LIS
-
BOS
Nonstop7h 40m
TAP AIR PORTUGAL
ح 9/2710:40 pm
BOS
-
LIS
Nonstop6h 35m
TAP AIR PORTUGAL
Deal found 7/28$505

Find flight deals from Portugal to Boston

Keep the following information in mind while searching for Portugal to Boston flight deals. Data was last updated يوليو 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$470
(Finnair)

One-way from

$309
(KAYAK)

Popular in

July

Cheapest in

March

Average price

$929

Good round-trip deal

$513 or less

Good one-way deal

$535 or less
Provider with most accurate pricing for Lisbon Humberto Delgado-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Boston Logan Intl flights.
Search Deals
From Portugal to Boston Logan Intl
Search Deals
One-way flight from Portugal to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($151 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Portugal to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Portugal to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal 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, Cheapflights users made 2,558,603 searches. Data last updated يوليو 28, 2026.
Use the filters below to find and compare flights from Portugal to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoBoston

OPO - BOS

OPOBOS

Porto

ن 12/7

12:25 pm-8:00 pm

1 stop12h 35m

Boston Logan Intl

ن 12/14

5:00 pm-7:40 am

1 stop9h 40m

$470

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

ن 1/18

11:05 am-8:30 pm

1 stop14h 25m

Boston Logan Intl

ح 1/24

6:45 pm-12:05 pm

1 stop12h 20m

$498

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

س 12/12

10:40 am-5:56 pm

1 stop12h 16m

Boston Logan Intl

س 1/9

9:30 pm-5:55 pm

1 stop15h 25m

$498

PortoBoston

OPO - BOS

OPOBOS

Porto

س 9/5

6:00 am-3:40 pm

1 stop14h 40m

Boston Logan Intl

ح 9/13

5:45 am-9:45 am

2 stops23h 00m

$503

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

ج 1/8

12:55 pm-7:40 pm

1 stop11h 45m

Boston Logan Intl

خ 1/14

7:15 pm-12:10 pm

1 stop11h 55m

$508

PortoBoston

OPO - BOS

OPOBOS

Porto

ر 9/2

6:00 am-3:40 pm

1 stop14h 40m

Boston Logan Intl

ج 9/11

8:30 pm-6:55 am

1 stop29h 25m

$509

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

ر 12/23

5:00 am-1:45 pm

1 stop13h 45m

Boston Logan Intl

ر 12/30

9:30 am-8:10 am

2 stops17h 40m

$511

PortoBoston

OPO - BOS

OPOBOS

Porto

ر 9/16

6:00 am-4:48 pm

2 stops15h 48m

Boston Logan Intl

ح 9/27

8:25 pm-7:00 am

2 stops29h 35m

$512

PortoBoston

OPO - BOS

OPOBOS

Porto

خ 9/17

6:00 am-4:48 pm

2 stops15h 48m

Boston Logan Intl

س 9/26

10:36 am-6:50 am

2 stops15h 14m

$513

PortoBoston

OPO - BOS

OPOBOS

Porto

ح 12/13

6:00 am-6:13 pm

2 stops17h 13m

Boston Logan Intl

ث 1/5

4:05 pm-3:20 pm

1 stop18h 15m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Showing 1-10 of 59 resultsSorted by cheapest first
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Best time to book a flight from Portugal to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Portugal 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 Portugal to Boston

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

Currently, March is the cheapest month in which you can book a flight from Portugal to Boston (average of $605). Flying from Portugal to Boston in July is currently the most expensive (average of $927). 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 PT to BOS?

Find hourly flight availability from Portugal to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated يوليو 28, 2026.

When flying from Portugal to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Portugal to Boston

Explore weekly flight availability from Portugal to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated يوليو 28, 2026.

The most flights from PT0 to BOS are scheduled on a Tuesday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

How often are flights from Portugal to Boston delayed?

About 26% of weekly flights between Portugal and Boston have experienced delays in the past year, with the average delay time being 129 minutes.

What is the most punctual flight time for Portugal to Boston flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Portugal to Boston flights?

Over the last year, Delta have had the lowest number of delays on this route, with just 18% of flights being delayed.

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

The best time to book flights from Portugal to Boston is 67 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated يوليو 28, 2026.
See what other customers who have flown with Delta,Air France, andVirgin Atlantic from Portugal to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,491 reviews

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Food

7.2

Comfort

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
7.8
Good
8,491 reviews
Delta
7.8
Good
8,491 reviews

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Food

7.2

Comfort

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air France
7.5
Good
1,628 reviews
Delta
7.8
Good
8,491 reviews

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Food

7.2

Comfort

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Virgin Atlantic
7.5
Good
694 reviews
Delta
7.8
Good
8,491 reviews

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Food

7.2

Comfort

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Azores Airlines
7.2
Good
106 reviews
Delta
7.8
Good
8,491 reviews

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Food

7.2

Comfort

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
TAP AIR PORTUGAL
7.2
Good
2,350 reviews
Delta
7.8
Good
8,491 reviews

Boarding

8.1

Crew

8.5

Overall

7.8

Entertainment

7.8

Food

7.2

Comfort

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Portugal to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from Portugal?

    For a flight from Portugal to Boston, you will be flying into Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city.

  • How popular is this Portugal to Boston flight route?

    Flights from Portugal to Boston Logan Intl have been viewed 10 times in the past calendar month.

  • How long is the flight from Portugal to Boston?

    Airlines like Finnair, British Airways, and United Airlines fly from Portugal to Boston in about 12h 35m. The time it takes to get you to your destination can typically vary by up to 2h 05m. The distance between Portugal and Boston is about 3134 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for LEVEL. According to our data, you can fly for as low as $219. Users have also found prices from $274 and $297 on Iberia and Azores Airlines, respectively.

  • What are the most popular routes from Portugal to Boston?

    When deciding which route to take from Portugal to Boston consider Lisbon Humberto Delgado - Boston Logan Intl, Porto - Boston Logan Intl or Ponta Delgada Nordela - Boston Logan Intl as they are the most popular.

  • What are the most reliable airlines from Portugal to Boston?

    Before booking your flight to Boston from Portugal, check out the most reliable airlines to get you to your destination on time: JetBlue (74%), TAP AIR PORTUGAL (74%), airBaltic( 71%).

  • What are the cheapest flights from Portugal to Boston?

    Looking for the cheapest flight from Portugal to Boston? While on average our users pay $1,383, our data indicates the cheapest price to be $352. The most popular route (Lisbon Humberto Delgado - Boston Logan Intl), is priced around $423.

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

    Yes. In addition to deals on Portugal to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portugal to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portugal to Boston.

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

    Yes. Cheapflights offers flight deals from Portugal to Boston 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 Portugal to Boston?

    Currently, March is the cheapest month in which you can book a flight from Portugal to Boston (average of $605). Flying from Portugal to Boston in July is currently the most expensive (average of $927). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Waltham
Cambridge
Concord
Randolph
Brockton
Seekonk
Hampton Beach
Cranston
Warwick
Peabody
Dedham
Auburn
York Beach
Chelsea
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Swansea
Fitchburg
North Falmouth
Braintree
Revere

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Top 6 airlines flying from Portugal to Boston

Discover the top 6 airlines that operate flights from Portugal to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated يوليو 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$486Average$785FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$526Average$684FlexibilityNo cancel feeOn-time75%
DeltaCheapest$537Average$794FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$544Average$735FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$544Average$699FlexibilityNo cancel feeOn-time77%
Azores AirlinesCheapest$570Average$598FlexibilityNo cancel feeOn-time74%

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