$247+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIS
Jul 29 — Aug 51
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 June 29, 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 June 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:35 pm
BOS
- FAO
1 stop29h 10m
Multiple Airlines
Thu 10/159:40 am
FAO
- BOS
1 stop16h 25m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$506
This Iberia deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:35 pm
BOS
- FAO
1 stop29h 10m
Iberia
Thu 10/159:40 am
FAO
- BOS
1 stop16h 25m
Iberia
Deal found 6/24![Iberia logo]()
$527
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:35 pm
BOS
- FAO
2 stops14h 35m
Multiple Airlines
Thu 10/151:35 pm
FAO
- BOS
1 stop12h 30m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$531
This Kiwi.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:55 pm
BOS
- FAO
1 stop14h 10m
Multiple Airlines
Thu 10/151:35 pm
FAO
- BOS
1 stop12h 30m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:55 pm
BOS
- FAO
1 stop14h 10m
Multiple Airlines
Thu 10/151:35 pm
FAO
- BOS
1 stop12h 30m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$543
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:55 pm
BOS
- FAO
1 stop14h 10m
Multiple Airlines
Wed 9/306:45 am
FAO
- BOS
2 stops19h 20m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$547
This Kiwi.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:55 pm
BOS
- FAO
1 stop14h 10m
Multiple Airlines
Wed 10/146:45 am
FAO
- BOS
2 stops19h 20m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$548
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:55 pm
BOS
- FAO
1 stop18h 50m
Multiple Airlines
Thu 10/11:35 pm
FAO
- BOS
1 stop12h 30m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$549
This Iberia deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:35 pm
BOS
- FAO
1 stop29h 10m
Iberia
Thu 10/159:40 am
FAO
- BOS
1 stop16h 25m
Iberia
Deal found 6/25![Iberia logo]()
$559
This Cheapflightsfares deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:25 pm
BOS
- TER
Nonstop4h 55m
Azores Airlines
Tue 11/35:50 pm
TER
- BOS
Nonstop6h 10m
Azores Airlines
Deal found 6/24![Azores Airlines logo]()
$562
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:00 pm
BOS
- FAO
2 stops15h 55m
Multiple Airlines
Thu 9/179:40 am
FAO
- BOS
1 stop16h 25m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$569
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:00 pm
BOS
- FAO
2 stops19h 30m
Multiple Airlines
Thu 10/159:40 am
FAO
- BOS
1 stop16h 25m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$576
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 June 29, 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 June 29, 2026.
This FlightHub deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:25 pm
BOS
- TER
1 stop19h 20m
Multiple Airlines
Sat 11/215:55 pm
TER
- BOS
1 stop30h 05m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$585
This oojo deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:45 pm
BOS
- PXO
1 stop31h 25m
TAP AIR PORTUGAL
Wed 9/3012:00 pm
PXO
- BOS
1 stop13h 20m
TAP AIR PORTUGAL
Deal found 6/28![TAP AIR PORTUGAL logo]()
$674
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/108:27 pm
BOS
- FNC
1 stop30h 38m
United Airlines
Wed 8/269:40 am
FNC
- BOS
2 stops28h 56m
United Airlines
Deal found 6/24![United Airlines logo]()
$738
This SWISS deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:40 pm
BOS
- FAO
1 stop15h 40m
SWISS
Wed 9/167:05 pm
FAO
- BOS
1 stop25h 05m
SWISS
Deal found 6/24![SWISS logo]()
$819
This Virgin Atlantic deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:20 pm
BOS
- LIS
Nonstop6h 25m
Virgin Atlantic
Mon 8/2412:45 pm
LIS
- BOS
Nonstop7h 30m
Virgin Atlantic
Deal found 6/24![Virgin Atlantic logo]()
$863
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:25 pm
BOS
- LIS
Nonstop6h 20m
Delta
Mon 7/2012:45 pm
LIS
- BOS
Nonstop7h 25m
Delta
Deal found 6/25![Delta logo]()
$864
This KLM deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:25 pm
BOS
- LIS
Nonstop6h 20m
KLM
Fri 9/1812:45 pm
LIS
- BOS
Nonstop7h 35m
KLM
Deal found 6/25![KLM logo]()
$875
This British Airways deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:45 pm
BOS
- FAO
1 stop11h 00m
British Airways
Tue 11/1711:20 am
FAO
- BOS
1 stop15h 30m
British Airways
Deal found 6/24![British Airways logo]()
$898
This FlightHub deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/219:15 pm
BOS
- PXO
2 stops32h 55m
Azores Airlines
Wed 9/308:30 am
PXO
- BOS
2 stops16h 20m
Azores Airlines
Deal found 6/28![Azores Airlines logo]()
$1,137
This Mytrip deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:50 pm
BOS
- FAO
2 stops17h 25m
Multiple Airlines
Mon 9/286:05 am
FAO
- BOS
3 stops40h 37m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$719
This United Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:30 pm
BOS
- FNC
1 stop30h 35m
United Airlines
Wed 9/29:40 am
FNC
- BOS
1 stop12h 02m
United Airlines
Deal found 6/26![United Airlines logo]()
$741
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:00 pm
BOS
- TER
2 stops19h 55m
TAP AIR PORTUGAL
Mon 9/141:40 pm
TER
- BOS
1 stop29h 05m
TAP AIR PORTUGAL
Deal found 6/27![TAP AIR PORTUGAL logo]()
$837
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:25 pm
BOS
- LIS
Nonstop6h 20m
Delta
Fri 7/2412:45 pm
LIS
- BOS
Nonstop7h 25m
Delta
Deal found 6/28![Delta logo]()
$864
This FlightHub deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:15 pm
BOS
- GRW
2 stops14h 40m
Multiple Airlines
Tue 9/84:10 pm
GRW
- BOS
1 stop7h 40m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$786
This United Airlines deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:36 pm
BOS
- OPO
2 stops13h 24m
United Airlines
Sat 10/2411:20 am
OPO
- BOS
2 stops17h 39m
United Airlines
Deal found 6/27![United Airlines logo]()
$806
This KLM deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:45 pm
BOS
- FAO
1 stop11h 45m
KLM
Sat 10/109:55 pm
FAO
- BOS
1 stop20h 20m
KLM
Deal found 6/26![KLM logo]()
$894
This SWISS deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:40 pm
BOS
- FAO
2 stops53h 10m
SWISS
Thu 9/36:25 pm
FAO
- BOS
2 stops25h 45m
SWISS
Deal found 6/26![SWISS logo]()
$896
This British Airways deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:30 pm
BOS
- FAO
1 stop33h 00m
British Airways
Fri 11/139:50 am
FAO
- BOS
1 stop14h 50m
British Airways
Deal found 6/24![British Airways logo]()
$898
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:00 pm
BOS
- TER
2 stops27h 15m
TAP AIR PORTUGAL
Wed 9/167:15 am
TER
- BOS
1 stop17h 05m
TAP AIR PORTUGAL
Deal found 6/27![TAP AIR PORTUGAL logo]()
$865
This Delta deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2311:25 pm
BOS
- LIS
Nonstop6h 20m
Delta
Fri 10/212:45 pm
LIS
- BOS
Nonstop7h 40m
Delta
Deal found 6/27![Delta logo]()
$870
This Gotogate deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/199:15 pm
BOS
- PIX
2 stops32h 45m
Multiple Airlines
Sat 9/264:55 pm
PIX
- BOS
2 stops30h 55m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$794
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:31 pm
BOS
- FAO
1 stop32h 19m
United Airlines
Thu 9/1711:40 am
FAO
- BOS
1 stop12h 48m
United Airlines
Deal found 6/24![United Airlines logo]()
$810
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/74:30 pm
BOS
- TER
2 stops26h 45m
TAP AIR PORTUGAL
Wed 9/167:15 am
TER
- BOS
1 stop17h 05m
TAP AIR PORTUGAL
Deal found 6/27![TAP AIR PORTUGAL logo]()
$865
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:20 pm
BOS
- LIS
Nonstop6h 25m
Delta
Fri 9/410:00 am
LIS
- BOS
1 stop13h 40m
Delta
Deal found 6/25![Delta logo]()
$875
This Gotogate deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:45 am
BOS
- SJZ
2 stops42h 45m
Multiple Airlines
Mon 9/148:55 am
SJZ
- BOS
2 stops14h 55m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$799
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 pm
BOS
- FNC
1 stop9h 05m
United Airlines
Wed 9/169:40 am
FNC
- BOS
2 stops18h 50m
United Airlines
Deal found 6/25![United Airlines logo]()
$818
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:20 pm
BOS
- LIS
Nonstop6h 25m
Delta
Mon 8/1712:15 pm
LIS
- BOS
1 stop12h 20m
Delta
Deal found 6/23![Delta logo]()
$876
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/112:45 pm
BOS
- TER
2 stops28h 30m
TAP AIR PORTUGAL
Tue 8/187:05 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 6/27![TAP AIR PORTUGAL logo]()
$878
This Gotogate deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:15 pm
BOS
- SJZ
2 stops9h 15m
Multiple Airlines
Sun 9/2710:55 am
SJZ
- BOS
1 stop12h 55m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$820
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:35 pm
BOS
- OPO
1 stop10h 25m
United Airlines
Fri 10/1612:35 pm
OPO
- BOS
2 stops25h 58m
United Airlines
Deal found 6/24![United Airlines logo]()
$825
Last-minute flights from Maine to PortugalDiscover last-minute flight deals from Maine to Portugal. Data last updated June 29, 2026 and is based on user searches.
Discover last-minute flight deals from Maine to Portugal. Data last updated June 29, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/610:45 pm
BOS
- OPO
1 stop16h 40m
TAP AIR PORTUGAL
Fri 9/47:00 am
OPO
- BOS
1 stop18h 20m
TAP AIR PORTUGAL
Deal found 6/28![TAP AIR PORTUGAL logo]()
$734
This oojo deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1210:40 pm
BOS
- OPO
1 stop15h 20m
TAP AIR PORTUGAL
Sun 9/2010:30 pm
OPO
- BOS
1 stop21h 15m
TAP AIR PORTUGAL
Deal found 6/24![TAP AIR PORTUGAL logo]()
$710
This Rumbo deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:05 pm
BOS
- TER
1 stop12h 55m
TAP AIR PORTUGAL
Tue 7/217:05 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 6/27![TAP AIR PORTUGAL logo]()
$716
This Gotogate deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:05 pm
BOS
- TER
1 stop12h 55m
Multiple Airlines
Tue 7/216:05 pm
TER
- BOS
Nonstop5h 45m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$738
This oojo deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:05 pm
BOS
- TER
1 stop12h 55m
TAP AIR PORTUGAL
Fri 7/247:10 am
TER
- BOS
1 stop17h 10m
TAP AIR PORTUGAL
Deal found 6/23![TAP AIR PORTUGAL logo]()
$739
This FlightHub deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:45 pm
BOS
- OPO
1 stop11h 15m
TAP AIR PORTUGAL
Tue 11/178:30 am
OPO
- BOS
1 stop11h 10m
TAP AIR PORTUGAL
Deal found 6/28![TAP AIR PORTUGAL logo]()
$732
This FlightHub deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:45 pm
BOS
- OPO
1 stop13h 15m
TAP AIR PORTUGAL
Sun 11/155:50 pm
OPO
- BOS
Nonstop7h 55m
TAP AIR PORTUGAL
Deal found 6/28![TAP AIR PORTUGAL logo]()
$733
This oojo deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1911:00 pm
BOS
- OPO
Nonstop6h 30m
TAP AIR PORTUGAL
Mon 9/149:15 pm
OPO
- BOS
1 stop22h 30m
TAP AIR PORTUGAL
Deal found 6/24![TAP AIR PORTUGAL logo]()
$722
This oojo deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:05 pm
BOS
- TER
1 stop14h 50m
TAP AIR PORTUGAL
Mon 7/271:40 pm
TER
- BOS
1 stop29h 05m
TAP AIR PORTUGAL
Deal found 6/24![TAP AIR PORTUGAL logo]()
$711
This oojo deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:45 pm
BOS
- TER
1 stop20h 30m
TAP AIR PORTUGAL
Sun 7/265:55 pm
TER
- BOS
1 stop30h 25m
TAP AIR PORTUGAL
Deal found 6/24![TAP AIR PORTUGAL logo]()
$720
This oojo deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2510:45 pm
BOS
- OPO
1 stop13h 15m
TAP AIR PORTUGAL
Sat 9/195:40 pm
OPO
- BOS
Nonstop7h 40m
TAP AIR PORTUGAL
Deal found 6/28![TAP AIR PORTUGAL logo]()
$713
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:20 pm
BOS
- OPO
1 stop28h 25m
Multiple Airlines
Mon 8/1710:25 pm
OPO
- BOS
2 stops26h 16m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$744
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 June 29, 2026.
Search for one-way flight options from Maine to Portugal. Find affordable one-way fares based on user searches. Data last updated June 29, 2026.
This Trip.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:05 am
BOS
- PDL
1 stop18h 05m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$247
This oojo deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:45 pm
BOS
- PDL
1 stop16h 05m
TAP AIR PORTUGAL
Deal found 6/25![TAP AIR PORTUGAL logo]()
$253
This oojo deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:45 pm
BOS
- PDL
1 stop10h 30m
TAP AIR PORTUGAL
Deal found 6/28![TAP AIR PORTUGAL logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:05 am
BOS
- PDL
1 stop19h 00m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$257
This Booking.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1210:45 pm
BOS
- PDL
1 stop31h 00m
TAP AIR PORTUGAL
Deal found 6/24![TAP AIR PORTUGAL logo]()
$258
This Booking.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:45 pm
BOS
- PDL
1 stop31h 00m
TAP AIR PORTUGAL
Deal found 6/26![TAP AIR PORTUGAL logo]()
$259
This Booking.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:05 pm
BOS
- PDL
1 stop25h 40m
TAP AIR PORTUGAL
Deal found 6/26![TAP AIR PORTUGAL logo]()
$262
This LEVEL deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:55 pm
BOS
- OPO
1 stop28h 05m
LEVEL
Deal found 6/24![LEVEL logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:45 pm
BOS
- PDL
1 stop31h 00m
TAP AIR PORTUGAL
Deal found 6/24![TAP AIR PORTUGAL logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:45 pm
BOS
- PDL
1 stop10h 30m
TAP AIR PORTUGAL
Deal found 6/25![TAP AIR PORTUGAL logo]()
$269
This Iberia deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:55 pm
BOS
- OPO
1 stop17h 25m
Iberia
Deal found 6/26![Iberia logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:55 pm
BOS
- FAO
1 stop18h 50m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$271
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 June 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $547 (Kiwi.com) |
One-way from | $247 (Trip.com) |
Popular in | December |
Cheapest in | February |
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 June 29, 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
BostonLajes
BOS - TER
BOSTER
Boston Logan Intl
Sat 11/14
9:25 pm-8:45 pm
1 stop19h 20m
Lajes
Sat 11/21
5:55 pm-8:00 pm
1 stop30h 05m
$585
BostonPorto Santo
BOS - PXO
BOSPXO
Boston Logan Intl
Mon 9/21
10:45 pm-11:10 am
1 stop31h 25m
Porto Santo
Wed 9/30
12:00 pm-8:20 pm
1 stop13h 20m
$674
BostonFaro
BOS - FAO
BOSFAO
Boston Logan Intl
Mon 9/21
8:50 pm-7:15 pm
2 stops17h 25m
Faro
Mon 9/28
6:05 am-5:42 pm
3 stops40h 37m
$719
BostonFunchal
BOS - FNC
BOSFNC
Boston Logan Intl
Mon 8/10
8:27 pm-8:05 am
1 stop30h 38m
Funchal Madeira
Wed 8/26
9:40 am-9:36 am
2 stops28h 56m
$738
BostonFunchal
BOS - FNC
BOSFNC
Boston Logan Intl
Mon 8/17
8:30 pm-8:05 am
1 stop30h 35m
Funchal Madeira
Wed 9/2
9:40 am-4:42 pm
1 stop12h 02m
$741
BostonSanta Cruz da Graciosa
BOS - GRW
BOSGRW
Boston Logan Intl
Sat 9/5
9:15 pm-3:55 pm
2 stops14h 40m
Santa Cruz da Graciosa Graciosa Island
Tue 9/8
4:10 pm-7:50 pm
1 stop7h 40m
$786
BostonPico Island
BOS - PIX
BOSPIX
Boston Logan Intl
Sat 9/19
9:15 pm-10:00 am
2 stops32h 45m
Pico Island
Sat 9/26
4:55 pm-7:50 pm
2 stops30h 55m
$794
BostonVelas
BOS - SJZ
BOSSJZ
Boston Logan Intl
Fri 9/11
11:45 am-10:30 am
2 stops42h 45m
Velas Sao Jorge Island
Mon 9/14
8:55 am-7:50 pm
2 stops14h 55m
$799
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
Tue 10/13
12:36 pm-7:00 am
2 stops13h 24m
Porto
Sat 10/24
11:20 am-11:59 pm
2 stops17h 39m
$806
BostonFaro
BOS - FAO
BOSFAO
Boston Logan Intl
Tue 9/8
8:31 pm-9:50 am
1 stop32h 19m
Faro
Thu 9/17
11:40 am-7:28 pm
1 stop12h 48m
$810
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-FAO
BOS-TER
BOS-PDL
BOS-OPO
BOS-SJZ
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-FAO
BOS-TER
BOS-PDL
BOS-OPO
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 June 29, 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 June 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$550 | Average$679 | FlexibilityNo cancel fee | On-time69% |