$240+ Cheap flights from Maine to Portugal
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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIS
Aug 15 — Aug 221
Round-trip
1 adult, Economy
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Cheapest flights from Maine to PortugalExplore the most affordable flight options available from Maine to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.
Explore the most affordable flight options available from Maine to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.
This oojo deal was found by Cheapflights users on 7/14. 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
BOS
- FAO
1 stop24h 50m
TAP AIR PORTUGAL
Sun 11/86:05 am
FAO
- BOS
1 stop13h 35m
TAP AIR PORTUGAL
Deal found 7/14![TAP AIR PORTUGAL logo]()
$560
This oojo deal was found by Cheapflights users on 7/13. 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.
Wed 11/46:00 pm
BOS
- FAO
1 stop11h 20m
TAP AIR PORTUGAL
Wed 11/186:05 am
FAO
- BOS
1 stop13h 35m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$562
This oojo deal was found by Cheapflights users on 7/15. 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.
Sun 9/611:00 pm
BOS
- FNC
1 stop17h 50m
TAP AIR PORTUGAL
Sun 9/1311:40 pm
FNC
- BOS
1 stop25h 40m
TAP AIR PORTUGAL
Deal found 7/15![TAP AIR PORTUGAL logo]()
$577
This Gotogate deal was found by Cheapflights users on 7/13. 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 11/176:00 pm
BOS
- FAO
1 stop11h 20m
TAP AIR PORTUGAL
Fri 11/276:05 am
FAO
- BOS
1 stop13h 35m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$577
This oojo deal was found by Cheapflights users on 7/13. 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.
Sun 10/411:00 pm
BOS
- FNC
1 stop10h 15m
TAP AIR PORTUGAL
Mon 10/128:35 am
FNC
- BOS
1 stop16h 45m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$578
This oojo deal was found by Cheapflights users on 7/12. 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.
Wed 9/911:15 pm
BOS
- FNC
1 stop17h 35m
TAP AIR PORTUGAL
Mon 9/143:05 pm
FNC
- BOS
1 stop10h 15m
TAP AIR PORTUGAL
Deal found 7/12![TAP AIR PORTUGAL logo]()
$580
This oojo deal was found by Cheapflights users on 7/13. 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.
Mon 8/2411:15 pm
BOS
- FNC
1 stop27h 35m
TAP AIR PORTUGAL
Mon 9/78:35 am
FNC
- BOS
1 stop16h 45m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$581
This oojo deal was found by Cheapflights users on 7/14. 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 10/2010:45 pm
BOS
- FNC
1 stop14h 50m
TAP AIR PORTUGAL
Sat 10/2412:10 am
FNC
- BOS
1 stop26h 35m
TAP AIR PORTUGAL
Deal found 7/14![TAP AIR PORTUGAL logo]()
$583
This Cheapflightsfares deal was found by Cheapflights users on 7/12. 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.
Wed 10/1410:45 pm
BOS
- FAO
1 stop13h 35m
TAP AIR PORTUGAL
Wed 10/2111:15 am
FAO
- BOS
1 stop14h 05m
TAP AIR PORTUGAL
Deal found 7/12![TAP AIR PORTUGAL logo]()
$583
This oojo deal was found by Cheapflights users on 7/13. 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.
Mon 11/306:00 pm
BOS
- FNC
1 stop10h 15m
TAP AIR PORTUGAL
Tue 12/88:45 am
FNC
- BOS
1 stop17h 00m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$584
This Booking.com deal was found by Cheapflights users on 7/14. 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.
Sun 10/257:00 pm
BOS
- FAO
1 stop24h 50m
TAP AIR PORTUGAL
Sun 11/16:05 am
FAO
- BOS
1 stop18h 50m
TAP AIR PORTUGAL
Deal found 7/14![TAP AIR PORTUGAL logo]()
$584
This oojo deal was found by Cheapflights users on 7/12. 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.
Mon 11/26:00 pm
BOS
- FNC
1 stop26h 00m
TAP AIR PORTUGAL
Sun 11/88:45 am
FNC
- BOS
1 stop17h 00m
TAP AIR PORTUGAL
Deal found 7/12![TAP AIR PORTUGAL logo]()
$585
Best flights from Maine to PortugalDiscover carefully curated flight deals from Maine to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
Discover carefully curated flight deals from Maine to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2026.
This oojo deal was found by Cheapflights users on 7/13. 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.
Mon 9/710:45 pm
BOS
- PXO
1 stop31h 25m
TAP AIR PORTUGAL
Mon 9/1412:00 pm
PXO
- BOS
1 stop13h 20m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$597
This United Airlines deal was found by Cheapflights users on 7/15. 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 10/137:38 am
BOS
- OPO
2 stops18h 22m
United Airlines
Mon 11/1612:35 pm
OPO
- BOS
1 stop12h 47m
United Airlines
Deal found 7/15![United Airlines logo]()
$688
This KLM deal was found by Cheapflights users on 7/13. 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.
Tue 10/2710:00 am
PWM
- LIS
1 stop18h 00m
KLM
Tue 11/35:00 am
LIS
- PWM
2 stops23h 49m
KLM
Deal found 7/13![KLM logo]()
$716
This FlightHub deal was found by Cheapflights users on 7/12. 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.
Tue 9/299:15 pm
BOS
- SJZ
1 stop13h 55m
Multiple Airlines
Tue 10/64:05 pm
SJZ
- BOS
1 stop7h 45m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$749
This LEVEL deal was found by Cheapflights users on 7/13. 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.
Sun 8/1611:35 pm
BOS
- OPO
1 stop27h 25m
LEVEL
Sun 8/231:50 pm
OPO
- BOS
1 stop12h 55m
LEVEL
Deal found 7/13![LEVEL logo]()
$752
This Delta deal was found by Cheapflights users on 7/14. 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 10/1211:25 pm
BOS
- LIS
Nonstop6h 20m
Delta
Sun 10/1812:45 pm
LIS
- BOS
Nonstop7h 40m
Delta
Deal found 7/14![Delta logo]()
$761
This SWISS deal was found by Cheapflights users on 7/12. 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.
Fri 1/89:50 pm
BOS
- FAO
1 stop15h 30m
SWISS
Thu 4/86:30 pm
FAO
- BOS
1 stop30h 25m
SWISS
Deal found 7/12![SWISS logo]()
$773
This Scandinavian Airlines deal was found by Cheapflights users on 7/14. 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 8/275:40 pm
BOS
- OPO
1 stop18h 25m
Scandinavian Airlines
Thu 10/295:50 pm
OPO
- BOS
1 stop26h 50m
Scandinavian Airlines
Deal found 7/14![Scandinavian Airlines logo]()
$779
This Air Canada deal was found by Cheapflights users on 7/14. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:00 am
PWM
- LIS
2 stops47h 40m
Air Canada
Wed 12/911:20 am
LIS
- PWM
2 stops40h 37m
Air Canada
Deal found 7/14![Air Canada logo]()
$782
This British Airways deal was found by Cheapflights users on 7/13. 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 11/79:30 pm
BOS
- FAO
1 stop15h 45m
British Airways
Mon 11/161:40 pm
FAO
- BOS
1 stop13h 10m
British Airways
Deal found 7/13![British Airways logo]()
$815
This Turkish Airlines deal was found by Cheapflights users on 7/15. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:50 pm
BOS
- OPO
1 stop36h 50m
Turkish Airlines
Tue 9/2910:40 am
OPO
- BOS
1 stop38h 15m
Turkish Airlines
Deal found 7/15![Turkish Airlines logo]()
$880
This KAYAK deal was found by Cheapflights users on 7/11. 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.
Mon 9/149:15 pm
BOS
- TER
Nonstop5h 05m
Azores Airlines
Tue 9/226:05 pm
TER
- BOS
Nonstop5h 45m
Azores Airlines
Deal found 7/11![Azores Airlines logo]()
$963
This Air Transat deal was found by Cheapflights users on 7/12. 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 Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:05 am
BOS
- OPO
1 stop20h 40m
Air Transat
Sat 8/81:30 pm
OPO
- BOS
1 stop24h 35m
Air Transat
Deal found 7/12![Air Transat logo]()
$1,020
This oojo deal was found by Cheapflights users on 7/11. 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.
Mon 9/146:05 pm
BOS
- TER
1 stop12h 55m
TAP AIR PORTUGAL
Tue 9/227:05 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 7/11![TAP AIR PORTUGAL logo]()
$626
This United Airlines deal was found by Cheapflights users on 7/12. 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 10/143:35 pm
BOS
- OPO
1 stop10h 25m
United Airlines
Wed 10/2111:20 am
OPO
- BOS
2 stops27h 24m
United Airlines
Deal found 7/12![United Airlines logo]()
$719
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/12. 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
BOS
- FNC
2 stops48h 10m
TAP AIR PORTUGAL
Wed 12/911:55 pm
FNC
- BOS
2 stops25h 00m
TAP AIR PORTUGAL
Deal found 7/12![TAP AIR PORTUGAL logo]()
$662
This Gotogate deal was found by Cheapflights users on 7/11. 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 8/1111:45 am
BOS
- SJZ
2 stops46h 00m
Multiple Airlines
Tue 10/64:05 pm
SJZ
- BOS
1 stop7h 45m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$751
This LEVEL deal was found by Cheapflights users on 7/15. 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 7/2910:55 pm
BOS
- OPO
1 stop12h 15m
LEVEL
Wed 8/128:35 am
OPO
- BOS
1 stop17h 30m
LEVEL
Deal found 7/15![LEVEL logo]()
$759
This Delta deal was found by Cheapflights users on 7/13. 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.
Tue 10/272:35 pm
PWM
- LIS
1 stop13h 25m
Delta
Mon 11/25:00 am
LIS
- PWM
2 stops23h 49m
Delta
Deal found 7/13![Delta logo]()
$765
This KLM deal was found by Cheapflights users on 7/13. 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.
Tue 9/297:00 pm
BOS
- FAO
1 stop19h 30m
KLM
Wed 10/78:50 am
FAO
- BOS
2 stops19h 18m
KLM
Deal found 7/13![KLM logo]()
$785
This United Airlines deal was found by Cheapflights users on 7/11. 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 8/198:30 pm
BOS
- PDL
1 stop8h 10m
United Airlines
Wed 8/2611:00 am
PDL
- BOS
1 stop9h 42m
United Airlines
Deal found 7/11![United Airlines logo]()
$752
This British Airways deal was found by Cheapflights users on 7/13. 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.
Wed 11/46:35 pm
BOS
- FAO
1 stop11h 55m
British Airways
Fri 11/205:45 pm
FAO
- BOS
1 stop25h 35m
British Airways
Deal found 7/13![British Airways logo]()
$831
This LEVEL deal was found by Cheapflights users on 7/12. 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.
Sun 9/2011:35 pm
BOS
- FAO
1 stop29h 10m
LEVEL
Sun 10/1812:05 pm
FAO
- BOS
1 stop14h 40m
LEVEL
Deal found 7/12![LEVEL logo]()
$775
This Delta deal was found by Cheapflights users on 7/15. 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 10/811:25 pm
BOS
- LIS
Nonstop6h 20m
Delta
Tue 11/1710:00 am
LIS
- BOS
1 stop13h 27m
Delta
Deal found 7/15![Delta logo]()
$786
This oojo deal was found by Cheapflights users on 7/13. 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.
Fri 9/186:05 pm
BOS
- TER
1 stop25h 10m
TAP AIR PORTUGAL
Mon 9/211:40 pm
TER
- BOS
1 stop29h 05m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$728
This United deal was found by Cheapflights users on 7/12. 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 7/225:45 am
BOS
- PDL
2 stops22h 55m
Multiple Airlines
Fri 7/319:35 am
PDL
- BOS
1 stop28h 18m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$807
This KLM deal was found by Cheapflights users on 7/16. 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 10/315:20 pm
BOS
- FAO
2 stops16h 30m
KLM
Sun 11/86:50 pm
FAO
- BOS
1 stop23h 35m
KLM
Deal found 7/16![KLM logo]()
$818
This United Airlines deal was found by Cheapflights users on 7/13. 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 10/283:43 pm
PWM
- LIS
1 stop12h 27m
United Airlines
Tue 11/310:15 am
LIS
- PWM
1 stop13h 06m
United Airlines
Deal found 7/13![United Airlines logo]()
$756
This Delta deal was found by Cheapflights users on 7/11. 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.
Sun 8/211:20 pm
BOS
- LIS
Nonstop6h 25m
Delta
Fri 8/145:00 am
LIS
- BOS
1 stop13h 18m
Delta
Deal found 7/11![Delta logo]()
$788
This oojo deal was found by Cheapflights users on 7/15. 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.
Mon 9/216:05 pm
BOS
- PXO
1 stop12h 05m
TAP AIR PORTUGAL
Wed 9/3012:00 pm
PXO
- BOS
1 stop13h 20m
TAP AIR PORTUGAL
Deal found 7/15![TAP AIR PORTUGAL logo]()
$738
Last-minute flights from Maine to PortugalDiscover last-minute flight deals from Maine to Portugal. Data last updated July 16, 2026 and is based on user searches.
Discover last-minute flight deals from Maine to Portugal. Data last updated July 16, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 7/13. 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.
Mon 8/106:05 pm
BOS
- TER
1 stop14h 20m
TAP AIR PORTUGAL
Mon 9/141:40 pm
TER
- BOS
1 stop29h 05m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$632
This oojo deal was found by Cheapflights users on 7/13. 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.
Mon 8/1710:45 pm
BOS
- TER
1 stop20h 30m
TAP AIR PORTUGAL
Mon 9/147:05 am
TER
- BOS
1 stop11h 40m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$593
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/2011:35 pm
BOS
- FAO
1 stop18h 10m
Multiple Airlines
Fri 9/48:25 pm
FAO
- BOS
2 stops48h 45m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$648
This oojo deal was found by Cheapflights users on 7/13. 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.
Mon 8/2411:15 pm
BOS
- FNC
1 stop27h 35m
TAP AIR PORTUGAL
Mon 9/78:35 am
FNC
- BOS
1 stop16h 45m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$581
This Trip.com deal was found by Cheapflights users on 7/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:15 pm
BOS
- FNC
1 stop17h 35m
TAP AIR PORTUGAL
Sat 9/512:10 am
FNC
- BOS
1 stop25h 10m
TAP AIR PORTUGAL
Deal found 7/16![TAP AIR PORTUGAL logo]()
$603
This Mytrip deal was found by Cheapflights users on 7/13. 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 8/2510:45 pm
BOS
- FAO
1 stop20h 05m
TAP AIR PORTUGAL
Thu 9/106:05 am
FAO
- BOS
1 stop13h 40m
TAP AIR PORTUGAL
Deal found 7/13![TAP AIR PORTUGAL logo]()
$582
This FlightHub deal was found by Cheapflights users on 7/12. 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.
Tue 8/2510:45 pm
BOS
- FNC
1 stop21h 45m
TAP AIR PORTUGAL
Wed 9/210:45 pm
FNC
- BOS
2 stops26h 35m
TAP AIR PORTUGAL
Deal found 7/12![TAP AIR PORTUGAL logo]()
$638
This flugladen.de deal was found by Cheapflights users on 7/14. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:15 pm
BOS
- FNC
1 stop27h 35m
TAP AIR PORTUGAL
Fri 9/1110:45 pm
FNC
- BOS
1 stop26h 35m
TAP AIR PORTUGAL
Deal found 7/14![TAP AIR PORTUGAL logo]()
$590
This Kissandfly.com deal was found by Cheapflights users on 7/12. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:00 pm
BOS
- FNC
1 stop10h 15m
TAP AIR PORTUGAL
Sun 9/1311:40 pm
FNC
- BOS
1 stop25h 40m
TAP AIR PORTUGAL
Deal found 7/12![TAP AIR PORTUGAL logo]()
$588
This Booking.com deal was found by Cheapflights users on 7/15. 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.
Sun 8/3010:40 pm
BOS
- FAO
1 stop20h 10m
TAP AIR PORTUGAL
Tue 9/86:15 pm
FAO
- BOS
1 stop31h 05m
TAP AIR PORTUGAL
Deal found 7/15![TAP AIR PORTUGAL logo]()
$593
This FlightHub deal was found by Cheapflights users on 7/15. 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 8/3011:00 pm
BOS
- FNC
1 stop27h 50m
TAP AIR PORTUGAL
Sat 9/512:10 am
FNC
- BOS
1 stop25h 10m
TAP AIR PORTUGAL
Deal found 7/15![TAP AIR PORTUGAL logo]()
$610
This oojo deal was found by Cheapflights users on 7/12. 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.
Mon 8/3111:15 pm
BOS
- FNC
1 stop17h 35m
TAP AIR PORTUGAL
Sun 9/133:05 pm
FNC
- BOS
1 stop10h 15m
TAP AIR PORTUGAL
Deal found 7/12![TAP AIR PORTUGAL logo]()
$578
One-way flights from Maine to PortugalSearch for one-way flight options from Maine to Portugal. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
Search for one-way flight options from Maine to Portugal. Find affordable one-way fares based on user searches. Data last updated July 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/3111:00 pm
BOS
- OPO
2 stops35h 00m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$240
This oojo deal was found by Cheapflights users on 7/11. 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.
Wed 8/2610:45 pm
BOS
- PDL
1 stop16h 05m
TAP AIR PORTUGAL
Deal found 7/11![TAP AIR PORTUGAL logo]()
$251
This oojo deal was found by Cheapflights users on 7/14. 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.
Sun 8/2310:40 pm
BOS
- PDL
1 stop31h 05m
TAP AIR PORTUGAL
Deal found 7/14![TAP AIR PORTUGAL logo]()
$253
This oojo deal was found by Cheapflights users on 7/11. 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.
Sun 8/1610:40 pm
BOS
- PDL
1 stop31h 05m
TAP AIR PORTUGAL
Deal found 7/11![TAP AIR PORTUGAL logo]()
$254
This oojo deal was found by Cheapflights users on 7/14. 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 8/2510:45 pm
BOS
- PDL
1 stop21h 00m
TAP AIR PORTUGAL
Deal found 7/14![TAP AIR PORTUGAL logo]()
$255
This Mytrip deal was found by Cheapflights users on 7/14. 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 10/277:00 pm
BOS
- PDL
1 stop20h 35m
TAP AIR PORTUGAL
Deal found 7/14![TAP AIR PORTUGAL logo]()
$257
This Booking.com deal was found by Cheapflights users on 7/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:40 pm
BOS
- PDL
1 stop31h 05m
TAP AIR PORTUGAL
Deal found 7/16![TAP AIR PORTUGAL logo]()
$259
This Mytrip deal was found by Cheapflights users on 7/15. 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 8/310:45 pm
BOS
- PDL
1 stop31h 00m
TAP AIR PORTUGAL
Deal found 7/15![TAP AIR PORTUGAL logo]()
$260
This Mytrip deal was found by Cheapflights users on 7/12. 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 8/910:40 pm
BOS
- PDL
1 stop31h 05m
TAP AIR PORTUGAL
Deal found 7/12![TAP AIR PORTUGAL logo]()
$261
This Cheapflightsfares deal was found by Cheapflights users on 7/15. 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 10/126:05 pm
BOS
- PDL
1 stop16h 40m
TAP AIR PORTUGAL
Deal found 7/15![TAP AIR PORTUGAL logo]()
$263
This FlightHub deal was found by Cheapflights users on 7/11. 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 8/210:40 pm
BOS
- PDL
1 stop31h 05m
TAP AIR PORTUGAL
Deal found 7/11![TAP AIR PORTUGAL logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Sat 10/248:50 pm
BOS
- FNC
2 stops32h 00m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$267
Find flight deals from Maine to Portugal
Keep the following information in mind while searching for Maine to Portugal flight deals. Data was last updated July 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $560 (oojo) |
One-way from | $240 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,131 |
Cheapflights Fare Finder
Customize your flight search to find flights from Maine 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 2,558,603 searches. Data last updated July 16, 2026.
Use the filters below to find and compare flights from Maine to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonPorto Santo
BOS - PXO
BOSPXO
Boston Logan Intl
Mon 9/7
10:45 pm-11:10 am
1 stop31h 25m
Porto Santo
Mon 9/14
12:00 pm-8:20 pm
1 stop13h 20m
$597
BostonLajes
BOS - TER
BOSTER
Boston Logan Intl
Mon 9/14
6:05 pm-11:00 am
1 stop12h 55m
Lajes
Tue 9/22
7:05 am-8:20 pm
1 stop17h 15m
$626
BostonFunchal
BOS - FNC
BOSFNC
Boston Logan Intl
Mon 11/30
6:00 pm-11:10 pm
2 stops48h 10m
Funchal Madeira
Wed 12/9
11:55 pm-7:55 pm
2 stops25h 00m
$662
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
Tue 10/13
7:38 am-7:00 am
2 stops18h 22m
Porto
Mon 11/16
12:35 pm-8:22 pm
1 stop12h 47m
$688
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Tue 10/27
10:00 am-8:00 am
1 stop18h 00m
Lisbon Humberto Delgado
Tue 11/3
5:00 am-11:49 pm
2 stops23h 49m
$716
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
Wed 10/14
3:35 pm-7:00 am
1 stop10h 25m
Porto
Wed 10/21
11:20 am-9:44 am
2 stops27h 24m
$719
BostonLajes
BOS - TER
BOSTER
Boston Logan Intl
Fri 9/18
6:05 pm-11:15 pm
1 stop25h 10m
Lajes
Mon 9/21
1:40 pm-2:45 pm
1 stop29h 05m
$728
BostonPorto Santo
BOS - PXO
BOSPXO
Boston Logan Intl
Mon 9/21
6:05 pm-11:10 am
1 stop12h 05m
Porto Santo
Wed 9/30
12:00 pm-8:20 pm
1 stop13h 20m
$738
BostonVelas
BOS - SJZ
BOSSJZ
Boston Logan Intl
Tue 9/29
9:15 pm-3:10 pm
1 stop13h 55m
Velas Sao Jorge Island
Tue 10/6
4:05 pm-7:50 pm
1 stop7h 45m
$749
BostonVelas
BOS - SJZ
BOSSJZ
Boston Logan Intl
Tue 8/11
11:45 am-1:45 pm
2 stops46h 00m
Velas Sao Jorge Island
Tue 10/6
4:05 pm-7:50 pm
1 stop7h 45m
$751
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Maine to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from Maine with our price prediction graph.
BOS-OPO
BOS-PDL
BOS-FNC
BOS-PXO
PWM-LIS
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 Maine to Portugal
USME-PT0
BOS-OPO
BOS-PDL
BOS-FNC
BOS-PXO
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Maine 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 Maine 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 Maine to Portugal by cabin class
Find flights from Maine to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Maine and Portugal flights
Browse other Maine and Portugal flight options. Last updated on July 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Portugal
Find the right flight back to Maine after your stay in Portugal
Maine to Portugal flights
Consider these flights traveling from Maine to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top airline flying from Maine to Portugal
Discover the top airline that operate flights from Maine 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 2,558,603 searches. Data last updated July 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$550 | Average$707 | FlexibilityNo cancel fee | On-time69% |