$354+ Cheap flights from Porto (OPO) to Boston (BOS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — BOS
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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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 March, 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 September 21, 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 September 21, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 9/17. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:50 pm -
1 stop26h 55m
Sun 11/155:35 pm -
1 stop12h 30m
Deal found 9/17![Scandinavian Airlines logo]()
$354
This Flighttix deal was found by Cheapflights users on 9/20. 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.
Tue 11/1012:25 pm -
1 stop10h 35m
Tue 11/176:01 am -
2 stops20h 39m
Deal found 9/20![Iberia logo]()
$504
This Trip.com deal was found by Cheapflights users on 9/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:35 pm -
1 stop27h 10m
Sun 11/85:35 pm -
1 stop12h 30m
Deal found 9/17![Scandinavian Airlines logo]()
$505
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Fri 12/410:30 am -
2 stops34h 15m
Wed 12/95:35 pm -
2 stops25h 55m
Deal found 9/17![Multiple Airlines logo]()
$512
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Thu 11/58:20 am -
1 stop14h 20m
Thu 11/128:00 pm -
1 stop10h 45m
Deal found 9/21![Iberia logo]()
$514
This Iberia deal was found by Cheapflights users on 9/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:20 am -
1 stop14h 20m
Thu 11/128:00 pm -
1 stop19h 00m
Deal found 9/21![Multiple Airlines logo]()
$515
This American Airlines deal was found by Cheapflights users on 9/20. 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 11/1212:25 pm -
1 stop11h 00m
Sun 11/1512:45 pm -
2 stops13h 55m
Deal found 9/20![American Airlines logo]()
$516
This Iberia deal was found by Cheapflights users on 9/16. 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.
Tue 10/2012:25 pm -
1 stop12h 25m
Mon 11/27:15 pm -
1 stop15h 45m
Deal found 9/16![Iberia logo]()
$518
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Tue 9/2912:25 pm -
1 stop12h 25m
Wed 10/215:28 pm -
2 stops13h 17m
Deal found 9/20![American Airlines logo]()
$519
This Finnair deal was found by Cheapflights users on 9/17. 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.
Tue 12/112:25 pm -
1 stop11h 00m
Sun 12/69:30 pm -
1 stop14h 15m
Deal found 9/17![Multiple Airlines logo]()
$520
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 September 21, 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 September 21, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 9/18. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:50 pm -
1 stop26h 55m
Sun 11/155:35 pm -
1 stop12h 30m
Deal found 9/18![Scandinavian Airlines logo]()
$355
This British Airways deal was found by Cheapflights users on 9/18. 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.
Tue 12/18:20 am -
2 stops20h 34m
Sun 12/65:30 pm -
2 stops18h 15m
Deal found 9/18![British Airways logo]()
$541
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 10/266:00 am -
2 stops21h 59m
Wed 11/412:00 pm -
1 stop16h 30m
Deal found 9/16![United Airlines logo]()
$767
This KLM deal was found by Cheapflights users on 9/16. 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 10/311:35 am -
1 stop11h 55m
Sat 10/105:10 pm -
1 stop10h 20m
Deal found 9/16![KLM logo]()
$793
This SWISS deal was found by Cheapflights users on 9/20. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:05 pm -
2 stops24h 05m
Sun 10/119:40 pm -
2 stops16h 40m
Deal found 9/20![SWISS logo]()
$834
This British Airways deal was found by Cheapflights users on 9/17. 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 10/1911:45 am -
1 stop15h 50m
Sun 10/258:54 pm -
2 stops15h 51m
Deal found 9/17![British Airways logo]()
$573
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Tue 12/296:00 am -
2 stops22h 59m
Sat 1/169:00 am -
3 stops21h 40m
Deal found 9/20![United Airlines logo]()
$769
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Sun 12/206:00 am -
2 stops24h 18m
Mon 1/43:32 pm -
3 stops42h 38m
Deal found 9/18![United Airlines logo]()
$785
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am -
1 stop14h 40m
Tue 3/21:31 pm -
2 stops14h 59m
Deal found 9/21![United Airlines logo]()
$844
This United Airlines deal was found by Cheapflights users on 9/19. 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.
Mon 10/56:00 am -
1 stop19h 10m
Fri 10/95:45 pm -
1 stop17h 00m
Deal found 9/19![United Airlines logo]()
$854
Last-minute flights from Porto to BostonDiscover last-minute flight deals from Porto to Boston. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Porto to Boston. Data last updated September 21, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 9/19. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:40 pm -
1 stop28h 10m
Wed 10/2812:29 pm -
2 stops15h 11m
Deal found 9/19![Iberia logo]()
$530
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Tue 9/2912:25 pm -
1 stop12h 25m
Wed 10/215:28 pm -
2 stops13h 17m
Deal found 9/20![American Airlines logo]()
$519
This Iberia deal was found by Cheapflights users on 9/20. 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.
Mon 10/58:20 am -
1 stop16h 25m
Sun 10/119:20 pm -
1 stop17h 40m
Deal found 9/20![Multiple Airlines logo]()
$516
This Priceline deal was found by Cheapflights users on 9/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:20 am -
1 stop16h 30m
Thu 10/1512:29 pm -
2 stops14h 11m
Deal found 9/16![Iberia logo]()
$523
This Travelocity deal was found by Cheapflights users on 9/18. 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.
Wed 10/148:40 pm -
1 stop24h 30m
Wed 10/215:28 pm -
2 stops13h 17m
Deal found 9/18![Iberia logo]()
$533
This Expedia deal was found by Cheapflights users on 9/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:40 pm -
1 stop24h 30m
Sun 10/258:15 pm -
1 stop31h 25m
Deal found 9/19![Iberia logo]()
$535
This Iberia deal was found by Cheapflights users on 9/19. 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.
Tue 10/208:20 am -
1 stop12h 50m
Mon 11/27:15 pm -
1 stop11h 30m
Deal found 9/19![Iberia logo]()
$515
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Tue 10/208:20 am -
1 stop16h 30m
Mon 11/211:21 am -
2 stops15h 19m
Deal found 9/19![American Airlines logo]()
$531
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 September 21, 2026.
Search for one-way flight options from Porto to Boston. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This Thrive Travel deal was found by Cheapflights users on 9/19. 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 Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:35 pm -
1 stop27h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Scandinavian Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 11/65:45 pm -
1 stop27h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Scandinavian Airlines logo]()
$368
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/102:10 pm -
1 stop10h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Azores Airlines logo]()
$373
This Mytrip deal was found by Cheapflights users on 9/20. 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.
Tue 1/122:10 pm -
1 stop10h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Azores Airlines logo]()
$377
This KAYAK deal was found by Cheapflights users on 9/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:55 pm -
1 stop27h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Azores Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 11/233:25 pm -
2 stops29h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$386
This KAYAK deal was found by Cheapflights users on 9/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/289:55 pm -
1 stop27h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Azores Airlines logo]()
$388
This KAYAK deal was found by Cheapflights users on 9/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/249:55 pm -
1 stop27h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Azores Airlines logo]()
$393
This KAYAK deal was found by Cheapflights users on 9/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/232:10 pm -
1 stop10h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Azores Airlines logo]()
$399
This BusinessClass deal was found by Cheapflights users on 9/16. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/253:40 pm -
2 stops33h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$400
This Kiwi.com deal was found by Cheapflights users on 9/20. 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.
Sun 11/1510:00 pm -
3 stops45h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$406
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 September 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $354 (Scandinavian Airlines) |
Popular in | July |
Cheapest in | April |
Average price | $803 |
Good round-trip deal | $689 or less |
Good one-way deal | $458 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 September 21, 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
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Thu 11/12
5:50 pm-3:45 pm
1 stop26h 55m
Boston Logan Intl
Sun 11/15
5:35 pm-11:05 am
1 stop12h 30m
$355
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Tue 10/27
2:10 pm-9:00 pm
1 stop10h 50m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$447
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Sat 10/24
5:40 pm-8:20 pm
Nonstop7h 40m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$451
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Fri 11/6
6:30 am-6:00 pm
2 stops16h 30m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$452
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Mon 2/22
6:25 am-2:20 pm
1 stop12h 55m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$479
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Sun 2/21
5:55 am-2:20 pm
1 stop13h 25m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$495
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Wed 10/7
4:50 pm-9:05 pm
1 stop33h 15m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$522
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Tue 12/1
8:20 am-11:54 pm
2 stops20h 34m
Boston Logan Intl
Sun 12/6
5:30 pm-4:45 pm
2 stops18h 15m
$541
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Thu 10/15
3:10 pm-4:12 pm
3 stops30h 02m
Boston Logan Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$556
PortoBoston
OPO Porto - BOS Boston Logan Intl
OPOBOS
Porto
Mon 10/19
11:45 am-10:35 pm
1 stop15h 50m
Boston Logan Intl
Sun 10/25
8:54 pm-4:45 pm
2 stops15h 51m
$573
Showing 1-10 of 21 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 September.
| 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 Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*1 star |
- 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 September 21, 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 22% of weekly flights between Porto and Boston have experienced delays in the past year, with the average delay time being 135 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 Wednesday 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 22% 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 September 21, 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
Comfort
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Overall
7.8
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Overall
7.8
Food
7.2
Comfort
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
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.
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Book flights to Boston if you plan to visit one of these locationsWaltham
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Top 2 airlines flying from Porto to Boston
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$499 | Average$802 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$508 | Average$645 | FlexibilityNo cancel fee | On-timeN/A |