$236+ Cheap flights from Porto (OPO) 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — BOS
Sep 25 — Oct 21
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Porto to Boston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Porto to Boston Logan Intl are usually found in April or October, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday
Cheap flight deals from Porto to Boston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Porto to BostonExplore the most affordable flight options available from Porto to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.
Explore the most affordable flight options available from Porto to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:30 pm -
2 stops25h 20m
Sun 10/1811:35 pm -
1 stop27h 25m
Deal found 8/21![Multiple Airlines logo]()
$427
This Flighttix deal was found by Cheapflights users on 8/23. 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.
Fri 11/612:25 pm -
1 stop10h 35m
Tue 11/248:00 pm -
1 stop15h 00m
Deal found 8/23![Iberia logo]()
$464
This American Airlines deal was found by Cheapflights users on 8/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:20 am -
1 stop15h 05m
Sun 11/158:09 am -
2 stops26h 51m
Deal found 8/24![American Airlines logo]()
$470
This American Airlines deal was found by Cheapflights users on 8/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:25 pm -
2 stops16h 19m
Thu 11/2610:16 am -
2 stops16h 24m
Deal found 8/23![American Airlines logo]()
$476
This Iberia deal was found by Cheapflights users on 8/23. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:25 pm -
1 stop10h 35m
Wed 11/256:35 pm -
1 stop17h 15m
Deal found 8/23![Multiple Airlines logo]()
$477
This American Airlines deal was found by Cheapflights users on 8/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:20 am -
2 stops20h 31m
Thu 11/267:49 am -
2 stops18h 51m
Deal found 8/23![American Airlines logo]()
$478
This American Airlines deal was found by Cheapflights users on 8/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:25 pm -
1 stop10h 35m
Mon 11/238:00 pm -
1 stop30h 40m
Deal found 8/23![American Airlines logo]()
$479
This American Airlines deal was found by Cheapflights users on 8/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:25 pm -
2 stops16h 19m
Mon 11/238:00 pm -
1 stop30h 40m
Deal found 8/23![American Airlines logo]()
$484
Best flights from Porto to BostonDiscover carefully curated flight deals from Porto to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
Discover carefully curated flight deals from Porto to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
This Finnair deal was found by Cheapflights users on 8/21. 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.
Sat 11/2112:25 pm -
1 stop11h 00m
Wed 12/25:30 pm -
2 stops13h 15m
Deal found 8/21![Finnair logo]()
$471
This American Airlines deal was found by Cheapflights users on 8/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:20 am -
2 stops20h 24m
Sun 11/1511:47 am -
2 stops18h 58m
Deal found 8/25![American Airlines logo]()
$476
This Finnair deal was found by Cheapflights users on 8/21. 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.
Sat 11/2112:25 pm -
1 stop11h 00m
Wed 12/29:30 pm -
1 stop14h 20m
Deal found 8/21![Multiple Airlines logo]()
$478
This KLM deal was found by Cheapflights users on 8/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:00 am -
1 stop18h 30m
Tue 10/65:10 pm -
1 stop17h 15m
Deal found 8/25![KLM logo]()
$653
This Delta deal was found by Cheapflights users on 8/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:55 am -
1 stop14h 05m
Sat 10/101:35 pm -
2 stops13h 55m
Deal found 8/25![Delta logo]()
$677
This British Airways deal was found by Cheapflights users on 8/25. 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.
Sat 10/177:55 pm -
1 stop21h 45m
Sun 10/258:05 pm -
1 stop16h 40m
Deal found 8/25![British Airways logo]()
$717
This United Airlines deal was found by Cheapflights users on 8/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/176:00 am -
1 stop12h 45m
Thu 12/3112:17 pm -
2 stops16h 13m
Deal found 8/24![United Airlines logo]()
$778
This Lufthansa deal was found by Cheapflights users on 8/23. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/226:00 am -
2 stops17h 53m
Tue 12/292:32 pm -
2 stops17h 18m
Deal found 8/23![Lufthansa logo]()
$779
This British Airways deal was found by Cheapflights users on 8/22. 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.
Mon 10/129:25 pm -
2 stops24h 33m
Sun 10/1812:29 pm -
2 stops14h 11m
Deal found 8/22![Multiple Airlines logo]()
$734
Last-minute flights from Porto to BostonDiscover last-minute flight deals from Porto to Boston. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Porto to Boston. Data last updated August 26, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:20 pm -
1 stop14h 23m
Mon 9/75:10 pm -
1 stop17h 15m
Deal found 8/24![Delta logo]()
$760
This KLM deal was found by Cheapflights users on 8/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:00 am -
1 stop16h 35m
Sat 9/1910:00 pm -
1 stop12h 25m
Deal found 8/24![KLM logo]()
$540
This Delta deal was found by Cheapflights users on 8/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:35 am -
2 stops16h 35m
Sat 9/1910:00 pm -
1 stop12h 25m
Deal found 8/24![Delta logo]()
$547
This Iberia deal was found by Cheapflights users on 8/25. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/138:20 am -
1 stop16h 25m
Sun 11/158:00 pm -
1 stop15h 00m
Deal found 8/25![Iberia logo]()
$716
This American Airlines deal was found by Cheapflights users on 8/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/138:20 am -
1 stop16h 25m
Sun 11/156:01 am -
2 stops24h 44m
Deal found 8/25![American Airlines logo]()
$728
This Air France deal was found by Cheapflights users on 8/22. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:00 am -
1 stop17h 35m
Mon 9/2810:00 pm -
1 stop12h 25m
Deal found 8/22![Air France logo]()
$546
This American Airlines deal was found by Cheapflights users on 8/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:20 am -
1 stop12h 50m
Mon 9/2811:35 am -
2 stops15h 05m
Deal found 8/22![American Airlines logo]()
$651
This KLM deal was found by Cheapflights users on 8/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:00 am -
1 stop18h 30m
Tue 10/65:10 pm -
1 stop17h 15m
Deal found 8/25![KLM logo]()
$653
This Rumbo deal was found by Cheapflights users on 8/25. 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.
Sat 9/268:20 am -
1 stop12h 50m
Tue 10/612:29 pm -
2 stops14h 11m
Deal found 8/25![Iberia logo]()
$768
One-way flights from Porto to BostonSearch for one-way flight options from Porto to Boston. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
Search for one-way flight options from Porto to Boston. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:45 pm -
3 stops45h 10m
Deal found 8/21![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/49:35 pm -
1 stop21h 15m
Deal found 8/21![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:15 am -
2 stops17h 35m
Deal found 8/21![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:50 am -
2 stops16h 05m
Deal found 8/21![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:45 pm -
1 stop12h 20m
Deal found 8/23![LEVEL logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:25 am -
2 stops19h 40m
Deal found 8/23![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:40 pm -
3 stops49h 10m
Deal found 8/21![Multiple Airlines logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:05 am -
2 stops14h 50m
Deal found 8/21![Multiple Airlines logo]()
$306
Find flight deals from Porto to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $427 (Kiwi.com) |
One-way from | $232 (Kiwi.com) |
Popular in | July |
Cheapest in | April |
Average price | $695 |
Good one-way deal | $469 or less |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated August 26, 2026.
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
Cheapest round-trip
Quickest round-trip
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Sat 11/21
12:25 pm-6:25 pm
1 stop11h 00m
Boston Logan Intl
Wed 12/2
5:30 pm-11:45 am
2 stops13h 15m
$471
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Thu 11/12
8:20 am-11:44 pm
2 stops20h 24m
Boston Logan Intl
Sun 11/15
11:47 am-11:45 am
2 stops18h 58m
$476
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Sat 11/21
12:25 pm-6:25 pm
1 stop11h 00m
Boston Logan Intl
Wed 12/2
9:30 pm-4:50 pm
1 stop14h 20m
$478
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Sat 9/26
5:00 am-6:30 pm
1 stop18h 30m
Boston Logan Intl
Tue 10/6
5:10 pm-3:25 pm
1 stop17h 15m
$653
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Sat 10/3
5:55 am-3:00 pm
1 stop14h 05m
Boston Logan Intl
Sat 10/10
1:35 pm-8:30 am
2 stops13h 55m
$677
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Sat 10/17
7:55 pm-12:40 pm
1 stop21h 45m
Boston Logan Intl
Sun 10/25
8:05 pm-4:45 pm
1 stop16h 40m
$717
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Mon 10/12
9:25 pm-4:58 pm
2 stops24h 33m
Boston Logan Intl
Sun 10/18
12:29 pm-7:40 am
2 stops14h 11m
$734
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Thu 12/17
6:00 am-1:45 pm
1 stop12h 45m
Boston Logan Intl
Thu 12/31
12:17 pm-9:30 am
2 stops16h 13m
$778
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Tue 12/22
6:00 am-6:53 pm
2 stops17h 53m
Boston Logan Intl
Tue 12/29
2:32 pm-12:50 pm
2 stops17h 18m
$779
Cheapest one-way
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Wed 9/16
2:15 pm-2:45 pm
2 stops29h 30m
$472
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Porto to Boston
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Porto to Boston in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Porto-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Porto-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Porto-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Porto-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Porto to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Porto with our price prediction graph.
OPO-BOS
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 Porto to Boston
Prices
Delays
How far ahead should I book a flight from Porto to Boston?
The price you pay for your flight from Porto to Boston may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Porto to Boston?
Currently, April is the cheapest month in which you can book a flight from Porto to Boston (average of $482). Flying from Porto to Boston in July is currently the most expensive (average of $978). 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 OPO to BOS?
Find hourly flight availability from Porto 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 August 26, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Porto to Boston as you normally would.
How often are flights from Porto to Boston delayed?
About 21% of weekly flights between Porto and Boston have experienced delays in the past year, with the average delay time being 136 minutes.
What is the most punctual flight time for Porto to Boston flights?
Historically, flights departing in the early afternoon 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?
Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Porto to Boston flights?
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 21% of flights being delayed.
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 August 26, 2026.
Read through reviews of airlines operating flights from Porto to Boston, such as Delta and TAP AIR PORTUGAL. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Overall
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Overall
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Related info for your journey
Find useful and relevant information for your journey from Porto to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Concord
Cambridge
Brockton
Seekonk
Cranston
Dedham
Warwick
Peabody
Auburn
Chelsea
York Beach
Londonderry
Revere
Fitchburg
Swansea
North Falmouth
Braintree
Sandwich
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Boston flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Porto
Popular flights
Alternative routes for Porto to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 26, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Porto to Boston by cabin class
Find flights from Porto to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Porto and Boston flights
Browse other Porto and Boston flight options. Last updated on August 26, 2026.
Other flights from Porto
Browse through other flights departing from Porto. Flights are based on user searches made on Cheapflights and were last updated on August 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Porto to Boston
Discover the top 2 airlines that operate flights from Porto 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 7,457,451 searches. Data last updated August 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$486 | Average$802 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$508 | Average$645 | FlexibilityNo cancel fee | On-timeN/A |