$222+ Cheap flights from Boston (BOS) to Portugal
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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LIS
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Portugal with Cheapflights
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Cheapest flights from Boston to PortugalExplore the most affordable flight options available from Boston to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Boston to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:25 pm -
1 stop14h 40m
Mon 11/165:55 pm -
1 stop30h 05m
Deal found 9/8![Multiple Airlines logo]()
$566
This Booking.com deal was found by Cheapflights users on 9/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:25 pm -
1 stop19h 20m
Tue 11/105:50 pm -
Nonstop6h 10m
Deal found 9/5![Multiple Airlines logo]()
$567
This Mytrip deal was found by Cheapflights users on 9/9. 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.
Sat 10/317:00 pm -
1 stop11h 20m
Sat 11/146:05 am -
1 stop13h 35m
Deal found 9/9![TAP AIR PORTUGAL logo]()
$569
This Gotogate deal was found by Cheapflights users on 9/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:25 pm -
Nonstop4h 55m
Tue 11/35:50 pm -
Nonstop6h 10m
Deal found 9/6![Azores Airlines logo]()
$572
This Ticket deal was found by Cheapflights users on 9/8. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:15 pm -
1 stop18h 35m
Sun 10/1811:40 pm -
1 stop25h 40m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$576
This Gotogate deal was found by Cheapflights users on 9/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:25 pm -
1 stop7h 55m
Thu 11/192:05 pm -
1 stop9h 55m
Deal found 9/9![Multiple Airlines logo]()
$576
This Booking.com deal was found by Cheapflights users on 9/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:00 pm -
1 stop24h 50m
Fri 11/135:05 pm -
1 stop26h 35m
Deal found 9/9![TAP AIR PORTUGAL logo]()
$576
This Bookaflight.co.il deal was found by Cheapflights users on 9/6. 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 Bookaflight.co.il is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:10 pm -
1 stop19h 45m
Tue 11/178:45 am -
1 stop17h 00m
Deal found 9/6![TAP AIR PORTUGAL logo]()
$580
This oojo deal was found by Cheapflights users on 9/9. 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.
Sat 10/317:00 pm -
1 stop16h 40m
Sun 11/811:10 am -
1 stop13h 45m
Deal found 9/9![TAP AIR PORTUGAL logo]()
$581
This oojo deal was found by Cheapflights users on 9/5. 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.
Tue 11/176:00 pm -
1 stop24h 50m
Fri 11/276:05 am -
1 stop13h 35m
Deal found 9/5![TAP AIR PORTUGAL logo]()
$584
This Gotogate deal was found by Cheapflights users on 9/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:25 pm -
1 stop7h 55m
Sat 11/2112:50 pm -
1 stop11h 10m
Deal found 9/5![Multiple Airlines logo]()
$586
This Gotogate deal was found by Cheapflights users on 9/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1010:10 pm -
1 stop14h 00m
Tue 12/158:45 am -
1 stop17h 00m
Deal found 9/5![TAP AIR PORTUGAL logo]()
$587
Best flights from Boston to PortugalDiscover carefully curated flight deals from Boston to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Boston to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Booking.com deal was found by Cheapflights users on 9/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:25 pm -
1 stop14h 40m
Sat 11/219:45 am -
1 stop14h 15m
Deal found 9/7![Multiple Airlines logo]()
$588
This Justfly.com deal was found by Cheapflights users on 9/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:10 pm -
2 stops28h 50m
Sun 11/88:45 am -
1 stop17h 00m
Deal found 9/7![TAP AIR PORTUGAL logo]()
$630
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Wed 10/2110:40 am -
1 stop15h 20m
Thu 11/1912:35 pm -
1 stop25h 42m
Deal found 9/4![United Airlines logo]()
$654
This Delta deal was found by Cheapflights users on 9/6. 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 10/1711:25 pm -
Nonstop6h 20m
Wed 11/1811:15 am -
Nonstop7h 44m
Deal found 9/6![Delta logo]()
$699
This Virgin Atlantic deal was found by Cheapflights users on 9/9. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:05 pm -
1 stop9h 55m
Thu 12/1010:40 am -
Nonstop7h 44m
Deal found 9/9![Virgin Atlantic logo]()
$704
This SWISS deal was found by Cheapflights users on 9/7. 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.
Sun 10/2510:50 pm -
1 stop15h 40m
Sun 11/16:35 pm -
2 stops54h 45m
Deal found 9/7![SWISS logo]()
$706
This Finnair deal was found by Cheapflights users on 9/6. 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.
Thu 10/298:35 pm -
1 stop22h 50m
Tue 11/36:30 am -
2 stops22h 14m
Deal found 9/6![Finnair logo]()
$708
This KLM deal was found by Cheapflights users on 9/9. 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.
Wed 11/259:40 pm -
Nonstop6h 20m
Fri 12/2510:55 am -
Nonstop7h 44m
Deal found 9/9![KLM logo]()
$715
This LEVEL deal was found by Cheapflights users on 9/7. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:55 pm -
1 stop28h 35m
Wed 10/77:10 pm -
1 stop30h 55m
Deal found 9/7![LEVEL logo]()
$764
This British Airways deal was found by Cheapflights users on 9/4. 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.
Sun 9/279:55 pm -
1 stop31h 25m
Sat 10/38:00 pm -
1 stop25h 55m
Deal found 9/4![British Airways logo]()
$918
This Booking.com deal was found by Cheapflights users on 9/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:25 pm -
2 stops8h 40m
Mon 11/912:50 pm -
2 stops11h 10m
Deal found 9/7![Multiple Airlines logo]()
$591
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/5. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/296:00 pm -
2 stops16h 10m
Sat 12/58:45 am -
2 stops16h 10m
Deal found 9/5![TAP AIR PORTUGAL logo]()
$660
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/185:45 am -
2 stops23h 00m
Fri 11/2012:35 pm -
1 stop14h 24m
Deal found 9/4![United Airlines logo]()
$660
This Delta deal was found by Cheapflights users on 9/4. 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 10/159:10 am -
1 stop20h 20m
Thu 11/1910:15 am -
1 stop13h 44m
Deal found 9/4![Delta logo]()
$705
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/9. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:00 pm -
2 stops24h 10m
Tue 12/82:10 pm -
2 stops29h 30m
Deal found 9/9![TAP AIR PORTUGAL logo]()
$660
This United Airlines deal was found by Cheapflights users on 9/7. 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 11/126:00 am -
1 stop21h 10m
Mon 11/1611:20 am -
1 stop31h 57m
Deal found 9/7![United Airlines logo]()
$699
This Gotogate deal was found by Cheapflights users on 9/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:15 pm -
1 stop16h 20m
Tue 10/273:30 pm -
1 stop8h 30m
Deal found 9/7![Multiple Airlines logo]()
$700
This Delta deal was found by Cheapflights users on 9/5. 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 11/263:00 pm -
1 stop12h 00m
Mon 11/3011:30 am -
1 stop31h 50m
Deal found 9/5![Delta logo]()
$715
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/8. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:00 pm -
2 stops24h 10m
Fri 12/113:05 pm -
2 stops28h 35m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$660
This United Airlines deal was found by Cheapflights users on 9/8. 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 11/122:40 pm -
2 stops13h 50m
Tue 11/176:00 am -
1 stop12h 45m
Deal found 9/8![United Airlines logo]()
$717
This United deal was found by Cheapflights users on 9/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2511:55 am -
2 stops16h 35m
Mon 11/301:45 pm -
1 stop33h 50m
Deal found 9/5![Multiple Airlines logo]()
$729
This Delta deal was found by Cheapflights users on 9/9. 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 10/261:00 pm -
1 stop15h 00m
Mon 11/211:15 am -
Nonstop7h 44m
Deal found 9/9![Delta logo]()
$734
This Booking.com deal was found by Cheapflights users on 9/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:45 pm -
1 stop33h 15m
Fri 10/3012:35 pm -
1 stop30h 05m
Deal found 9/9![TAP AIR PORTUGAL logo]()
$711
This Gotogate deal was found by Cheapflights users on 9/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:25 pm -
1 stop7h 35m
Sat 11/285:55 pm -
1 stop30h 05m
Deal found 9/5![Multiple Airlines logo]()
$729
This United Airlines deal was found by Cheapflights users on 9/4. 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 11/1212:00 pm -
1 stop16h 30m
Mon 11/1612:30 pm -
1 stop30h 15m
Deal found 9/4![United Airlines logo]()
$732
This British Airways deal was found by Cheapflights users on 9/5. 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 10/107:35 pm -
1 stop17h 45m
Sat 10/246:45 pm -
1 stop33h 05m
Deal found 9/5![British Airways logo]()
$1,032
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/4. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 pm -
1 stop25h 45m
Wed 11/186:30 am -
1 stop12h 10m
Deal found 9/4![TAP AIR PORTUGAL logo]()
$718
This Gotogate deal was found by Cheapflights users on 9/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:15 pm -
1 stop15h 25m
Tue 10/2712:20 pm -
1 stop11h 40m
Deal found 9/7![Multiple Airlines logo]()
$742
This Delta deal was found by Cheapflights users on 9/5. 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 9/244:40 pm -
1 stop13h 15m
Sat 10/312:45 pm -
Nonstop7h 43m
Deal found 9/5![Delta logo]()
$832
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 11/207:40 pm -
1 stop32h 15m
Tue 12/112:50 pm -
2 stops26h 49m
Deal found 9/9![United Airlines logo]()
$757
Last-minute flights from Boston to PortugalDiscover last-minute flight deals from Boston to Portugal. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Portugal. Data last updated September 10, 2026 and is based on user searches.
This Ticket deal was found by Cheapflights users on 9/8. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:15 pm -
1 stop18h 35m
Sun 10/1811:40 pm -
1 stop25h 40m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$576
This Justfly.com deal was found by Cheapflights users on 9/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1011:15 pm -
Nonstop6h 40m
Wed 10/219:15 pm -
1 stop28h 05m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$619
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:00 pm -
1 stop17h 50m
Sun 11/19:15 pm -
1 stop22h 25m
Deal found 9/9![TAP AIR PORTUGAL logo]()
$616
This Justfly.com deal was found by Cheapflights users on 9/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:05 pm -
1 stop24h 45m
Wed 11/186:05 am -
1 stop13h 35m
Deal found 9/5![TAP AIR PORTUGAL logo]()
$591
This Trip.com deal was found by Cheapflights users on 9/8. 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.
Mon 10/1910:45 pm -
1 stop20h 30m
Mon 11/22:55 pm -
1 stop33h 50m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$618
This Booking.com deal was found by Cheapflights users on 9/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:45 pm -
1 stop17h 20m
Tue 10/272:10 pm -
1 stop11h 35m
Deal found 9/4![TAP AIR PORTUGAL logo]()
$599
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:15 pm -
1 stop17h 35m
Sun 11/112:50 pm -
1 stop12h 05m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$601
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:45 pm -
1 stop22h 45m
Sun 11/112:50 pm -
1 stop12h 05m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$608
This Gotogate deal was found by Cheapflights users on 9/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:25 pm -
Nonstop4h 55m
Tue 11/35:50 pm -
Nonstop6h 10m
Deal found 9/6![Azores Airlines logo]()
$572
This Booking.com deal was found by Cheapflights users on 9/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:25 pm -
2 stops8h 40m
Mon 11/912:50 pm -
2 stops11h 10m
Deal found 9/7![Multiple Airlines logo]()
$591
This Mytrip deal was found by Cheapflights users on 9/9. 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.
Sat 10/317:00 pm -
1 stop11h 20m
Sat 11/146:05 am -
1 stop13h 35m
Deal found 9/9![TAP AIR PORTUGAL logo]()
$569
This oojo deal was found by Cheapflights users on 9/9. 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.
Sat 10/317:00 pm -
1 stop16h 40m
Sun 11/811:10 am -
1 stop13h 45m
Deal found 9/9![TAP AIR PORTUGAL logo]()
$581
One-way flights from Boston to PortugalSearch for one-way flight options from Boston to Portugal. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Boston to Portugal. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/1811:35 pm -
1 stop26h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/2110:55 pm -
1 stop12h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![LEVEL logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/2110:55 pm -
2 stops16h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$251
This SmartFares deal was found by Cheapflights users on 9/7. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:05 pm -
1 stop15h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![TAP AIR PORTUGAL logo]()
$253
This Mytrip deal was found by Cheapflights users on 9/8. 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.
Mon 10/196:05 pm -
1 stop11h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$255
This Mytrip deal was found by Cheapflights users on 9/8. 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.
Sun 10/186:05 pm -
1 stop11h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$256
This Mytrip deal was found by Cheapflights users on 9/9. 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 10/1310:45 pm -
1 stop31h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![TAP AIR PORTUGAL logo]()
$261
This Cheapflightsfares deal was found by Cheapflights users on 9/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1210:45 pm -
1 stop21h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![TAP AIR PORTUGAL logo]()
$263
This FlightHub deal was found by Cheapflights users on 9/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1210:45 pm -
1 stop15h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![JetBlue logo]()
$267
This Mytrip deal was found by Cheapflights users on 9/8. 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.
Sat 10/176:05 pm -
1 stop11h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$276
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/286:00 pm -
1 stop10h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![TAP AIR PORTUGAL logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/146:05 pm -
1 stop25h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![TAP AIR PORTUGAL logo]()
$285
Find flight deals from Boston to Portugal
Keep the following information in mind while searching for Boston to Portugal flight deals. Data was last updated September 10, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $562 (Mytrip) |
One-way from | $222 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $896 |
Good round-trip deal | $668 or less |
Good one-way deal | $324 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Portugal 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 10, 2026.
Use the filters below to find and compare flights from Boston to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BostonPonta Delgada
BOS Boston Logan Intl - PDL Ponta Delgada Nordela
BOSPDL
Boston Logan Intl
Fri 10/2
9:15 pm-6:20 am
Nonstop5h 05m
Ponta Delgada Nordela
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$313
BostonFaro
BOS Boston Logan Intl - FAO Faro
BOSFAO
Boston Logan Intl
Mon 10/12
8:50 pm-11:15 pm
2 stops21h 25m
Faro
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$313
BostonVelas
BOS Boston Logan Intl - SJZ Velas Sao Jorge Island
BOSSJZ
Boston Logan Intl
Sun 11/15
9:25 pm-4:00 pm
1 stop14h 35m
Velas Sao Jorge Island
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$315
BostonVelas
BOS Boston Logan Intl - SJZ Velas Sao Jorge Island
BOSSJZ
Boston Logan Intl
Tue 11/10
9:25 pm-4:00 pm
2 stops38h 35m
Velas Sao Jorge Island
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$317
BostonPico Island
BOS Boston Logan Intl - PIX Pico Island
BOSPIX
Boston Logan Intl
Tue 1/12
9:25 pm-10:00 am
1 stop8h 35m
Pico Island
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$318
BostonFaro
BOS Boston Logan Intl - FAO Faro
BOSFAO
Boston Logan Intl
Sat 10/31
8:50 pm-10:55 pm
3 stops46h 05m
Faro
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$319
BostonVelas
BOS Boston Logan Intl - SJZ Velas Sao Jorge Island
BOSSJZ
Boston Logan Intl
Tue 12/8
9:25 pm-9:40 am
2 stops32h 15m
Velas Sao Jorge Island
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$321
BostonFaro
BOS Boston Logan Intl - FAO Faro
BOSFAO
Boston Logan Intl
Mon 11/9
7:50 pm-10:45 pm
3 stops21h 55m
Faro
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$325
BostonHorta
BOS Boston Logan Intl - HOR Horta
BOSHOR
Boston Logan Intl
Mon 10/5
9:15 pm-9:15 am
1 stop8h 00m
Horta
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$326
BostonPorto
BOS Boston Logan Intl - OPO Porto
BOSOPO
Boston Logan Intl
Wed 10/14
10:55 pm-4:10 pm
1 stop12h 15m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$330
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Boston to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Boston with our price prediction graph.
BOS-FAO
BOS-TER
BOS-FNC
BOS-SJZ
BOS-OPO
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 Boston to Portugal
BOS-PT0
BOS-FAO
BOS-TER
BOS-FNC
BOS-SJZ
What is the cheapest month to book a flight from Boston to Portugal?
Currently, February is the cheapest month in which you can book a flight from Boston to Portugal (average of $619). Flying from Boston to Portugal in July is currently the most expensive (average of $1,055). 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 BOS to PT?
Find hourly flight availability from Boston to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 10, 2026.
When flying from Boston to Portugal, 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 Boston to Portugal
Explore weekly flight availability from Boston to Portugal. 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 September 10, 2026.
The most flights from BOS to PT0 are scheduled on a Monday (10 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (5 on average).
How often are flights from Boston to Portugal delayed?
About 23% of weekly flights between Boston and Portugal have experienced delays in the past year, with the average delay time being 142 minutes.
What is the most punctual flight time for Boston to Portugal flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning 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 Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to Portugal flights?
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 14% of flights being delayed.
How far ahead should I book a flight from Boston to Portugal?
The best time to book flights from Boston to Portugal is 88 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 Portugal
Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated September 10, 2026.
Peruse reviews from past customers who have flown with Delta,Virgin Atlantic, andAzores Airlines from Boston to Portugal to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.8
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Related info for your journey
Find useful and relevant information for your journey from Boston to Portugal. 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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Alternative routes for Boston to Portugal
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portugal by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Portugal by cabin class
Find flights from Boston to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Portugal flights
Browse other Boston and Portugal flight options. Last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Boston to Portugal flights
Consider these flights traveling from Boston to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 10 airlines flying from Boston to Portugal
Discover the top 10 airlines that operate flights from Boston to Portugal. 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 September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$295 | Average$872 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$344 | Average$712 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$351 | Average$639 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$360 | Average$601 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$370 | Average$685 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$376 | Average$684 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$384 | Average$641 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$391 | Average$827 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$394 | Average$781 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$394 | Average$923 | FlexibilityNo cancel fee | On-timeN/A |