$249+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIS
Aug 5 — Aug 121
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 6, 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 6, 2026.
This Mytrip deal was found by Cheapflights users on 7/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:15 pm
BOS
- PIX
1 stop17h 15m
Multiple Airlines
Tue 10/2712:50 pm
PIX
- BOS
1 stop11h 10m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$554
This Mytrip deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:50 am
BOS
- FAO
3 stops29h 40m
Multiple Airlines
Fri 9/1810:00 pm
FAO
- BOS
3 stops29h 40m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$568
This FlightHub deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 11/19:25 pm
BOS
- SJZ
2 stops38h 35m
Multiple Airlines
Sat 11/710:30 am
SJZ
- BOS
2 stops37h 30m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$580
This FlightHub deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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.
Thu 11/129:25 pm
BOS
- TER
1 stop12h 20m
Multiple Airlines
Sun 11/152:15 pm
TER
- BOS
1 stop9h 45m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$585
This Gotogate deal was found by Cheapflights users on 7/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:35 pm
BOS
- FNC
2 stops40h 30m
Scandinavian Airlines
Tue 11/243:55 pm
FNC
- BOS
2 stops52h 45m
Scandinavian Airlines
Deal found 7/4![Scandinavian Airlines logo]()
$600
This oojo deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/266:05 pm
BOS
- TER
1 stop14h 50m
TAP AIR PORTUGAL
Wed 9/27:15 am
TER
- BOS
1 stop17h 05m
TAP AIR PORTUGAL
Deal found 7/3![TAP AIR PORTUGAL logo]()
$625
This oojo deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/246:05 pm
BOS
- TER
1 stop14h 45m
TAP AIR PORTUGAL
Tue 9/11:40 pm
TER
- BOS
1 stop29h 05m
TAP AIR PORTUGAL
Deal found 7/2![TAP AIR PORTUGAL logo]()
$633
This Gotogate deal was found by Cheapflights users on 7/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:25 pm
BOS
- FNC
1 stop9h 15m
Multiple Airlines
Tue 11/2411:55 am
FNC
- BOS
2 stops13h 05m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$639
This oojo deal was found by Cheapflights users on 7/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:40 pm
BOS
- TER
1 stop20h 35m
TAP AIR PORTUGAL
Sun 9/205:55 pm
TER
- BOS
1 stop30h 25m
TAP AIR PORTUGAL
Deal found 7/6![TAP AIR PORTUGAL logo]()
$640
This Mytrip deal was found by Cheapflights users on 7/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:25 pm
BOS
- FNC
1 stop9h 15m
Multiple Airlines
Fri 11/275:20 am
FNC
- BOS
2 stops43h 40m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$644
This oojo deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 10/246:05 pm
BOS
- TER
1 stop13h 55m
TAP AIR PORTUGAL
Fri 10/306:40 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 7/3![TAP AIR PORTUGAL logo]()
$644
This oojo deal was found by Cheapflights users on 7/5. 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.
Wed 8/266:05 pm
BOS
- TER
1 stop14h 50m
TAP AIR PORTUGAL
Mon 8/317:05 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 7/5![TAP AIR PORTUGAL logo]()
$645
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 6, 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 6, 2026.
This Mytrip deal was found by Cheapflights users on 7/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:15 pm
BOS
- PIX
1 stop17h 15m
Multiple Airlines
Tue 10/2712:50 pm
PIX
- BOS
1 stop11h 10m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$554
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/3010:40 pm
BOS
- TER
1 stop32h 20m
TAP AIR PORTUGAL
Sun 9/205:55 pm
TER
- BOS
1 stop30h 25m
TAP AIR PORTUGAL
Deal found 7/2![TAP AIR PORTUGAL logo]()
$675
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 10/149:30 am
BOS
- OPO
2 stops16h 30m
United Airlines
Wed 10/2111:20 am
OPO
- BOS
2 stops27h 24m
United Airlines
Deal found 7/1![United Airlines logo]()
$723
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 11/224:50 pm
PWM
- LIS
2 stops34h 10m
Delta
Thu 11/265:00 am
LIS
- PWM
2 stops47h 49m
Delta
Deal found 7/2![Delta logo]()
$730
This Scandinavian Airlines deal was found by Cheapflights users on 7/4. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:35 pm
BOS
- FNC
2 stops39h 10m
Scandinavian Airlines
Sat 11/214:25 pm
FNC
- BOS
1 stop28h 15m
Scandinavian Airlines
Deal found 7/4![Scandinavian Airlines logo]()
$774
This KLM deal was found by Cheapflights users on 7/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/94:45 pm
BOS
- FAO
1 stop15h 55m
KLM
Thu 8/209:05 pm
FAO
- BOS
1 stop26h 25m
KLM
Deal found 7/6![KLM logo]()
$775
This SWISS deal was found by Cheapflights users on 7/4. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:10 pm
BOS
- FAO
1 stop20h 05m
SWISS
Wed 10/147:05 pm
FAO
- BOS
1 stop29h 50m
SWISS
Deal found 7/4![SWISS logo]()
$783
This British Airways deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 10/149:50 pm
BOS
- FAO
1 stop16h 15m
British Airways
Mon 11/161:40 pm
FAO
- BOS
1 stop29h 40m
British Airways
Deal found 7/3![British Airways logo]()
$871
This KAYAK deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/309:15 pm
BOS
- HOR
2 stops39h 40m
Azores Airlines
Mon 10/55:50 pm
HOR
- BOS
2 stops30h 00m
Azores Airlines
Deal found 7/1![Azores Airlines logo]()
$1,329
This oojo deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 8/1810:45 pm
BOS
- TER
1 stop20h 30m
TAP AIR PORTUGAL
Mon 8/317:05 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 7/1![TAP AIR PORTUGAL logo]()
$680
This FlightHub deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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.
Thu 10/89:15 pm
BOS
- TER
1 stop16h 25m
Multiple Airlines
Tue 10/136:05 pm
TER
- BOS
Nonstop5h 45m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$720
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/178:31 pm
BOS
- FNC
2 stops30h 34m
United Airlines
Wed 9/29:40 am
FNC
- BOS
1 stop17h 19m
United Airlines
Deal found 7/2![United Airlines logo]()
$739
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 10/111:35 pm
BOS
- OPO
1 stop15h 50m
Delta
Tue 11/1711:15 am
OPO
- BOS
1 stop31h 10m
Delta
Deal found 7/3![Delta logo]()
$744
This United deal was found by Cheapflights users on 7/5. 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.
Sun 8/165:45 am
BOS
- FAO
2 stops23h 10m
Multiple Airlines
Tue 9/17:05 pm
FAO
- BOS
1 stop25h 05m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$737
This oojo deal was found by Cheapflights users on 7/5. 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.
Sat 9/1211:15 pm
BOS
- TER
1 stop13h 50m
TAP AIR PORTUGAL
Sat 10/107:05 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 7/5![TAP AIR PORTUGAL logo]()
$738
This KLM deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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.
Sun 9/207:00 pm
BOS
- FAO
1 stop33h 10m
KLM
Sun 10/46:55 pm
FAO
- BOS
1 stop26h 41m
KLM
Deal found 7/1![KLM logo]()
$834
This United Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 7/212:30 pm
BOS
- PDL
1 stop14h 10m
United Airlines
Tue 7/2811:00 am
PDL
- BOS
1 stop28h 16m
United Airlines
Deal found 7/3![United Airlines logo]()
$761
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 12/304:50 pm
PWM
- LIS
2 stops36h 40m
Delta
Mon 1/1112:20 pm
LIS
- PWM
2 stops40h 29m
Delta
Deal found 7/3![Delta logo]()
$810
This oojo deal was found by Cheapflights users on 7/5. 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.
Wed 8/56:05 pm
BOS
- TER
1 stop14h 50m
TAP AIR PORTUGAL
Wed 8/197:15 am
TER
- BOS
1 stop11h 30m
TAP AIR PORTUGAL
Deal found 7/5![TAP AIR PORTUGAL logo]()
$738
This United deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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.
Mon 8/177:05 am
BOS
- FAO
2 stops21h 05m
Multiple Airlines
Wed 9/27:05 pm
FAO
- BOS
1 stop29h 50m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$744
This United Airlines deal was found by Cheapflights users on 7/5. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:05 am
BOS
- PDL
1 stop22h 35m
United Airlines
Fri 8/711:00 am
PDL
- BOS
1 stop12h 28m
United Airlines
Deal found 7/5![United Airlines logo]()
$761
This KLM deal was found by Cheapflights users on 7/4. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/224:40 pm
BOS
- FAO
2 stops16h 10m
KLM
Sun 11/292:40 pm
FAO
- BOS
1 stop27h 45m
KLM
Deal found 7/4![KLM logo]()
$838
This Scandinavian Airlines deal was found by Cheapflights users on 7/5. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/185:50 pm
BOS
- LIS
2 stops47h 15m
Scandinavian Airlines
Wed 10/2112:05 am
LIS
- BOS
1 stop20h 30m
Scandinavian Airlines
Deal found 7/5![Scandinavian Airlines logo]()
$981
This KAYAK deal was found by Cheapflights users on 7/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:25 pm
BOS
- SJZ
3 stops11h 00m
Multiple Airlines
Sat 11/710:30 am
SJZ
- BOS
2 stops13h 30m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$758
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/59:30 am
BOS
- PDL
1 stop19h 10m
United Airlines
Fri 8/1411:00 am
PDL
- BOS
1 stop14h 59m
United Airlines
Deal found 7/2![United Airlines logo]()
$761
This Cheapflightsfares deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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.
Thu 10/154:00 pm
BOS
- TER
2 stops16h 55m
TAP AIR PORTUGAL
Tue 10/207:05 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 7/1![TAP AIR PORTUGAL logo]()
$766
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 8/411:20 pm
BOS
- LIS
Nonstop6h 25m
Delta
Wed 8/1912:45 pm
LIS
- BOS
Nonstop7h 30m
Delta
Deal found 7/1![Delta logo]()
$845
This KLM deal was found by Cheapflights users on 7/5. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 pm
BOS
- FAO
1 stop33h 10m
KLM
Sun 10/49:20 am
FAO
- BOS
2 stops18h 50m
KLM
Deal found 7/5![KLM logo]()
$845
This United Airlines deal was found by Cheapflights users on 7/5. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:38 am
BOS
- PDL
2 stops18h 02m
United Airlines
Tue 8/1811:00 am
PDL
- BOS
2 stops26h 36m
United Airlines
Deal found 7/5![United Airlines logo]()
$766
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/4. 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.
Sat 8/226:05 pm
BOS
- PDL
1 stop11h 40m
TAP AIR PORTUGAL
Thu 9/36:30 am
PDL
- BOS
1 stop17h 50m
TAP AIR PORTUGAL
Deal found 7/4![TAP AIR PORTUGAL logo]()
$767
Last-minute flights from Maine to PortugalDiscover last-minute flight deals from Maine to Portugal. Data last updated July 6, 2026 and is based on user searches.
Discover last-minute flight deals from Maine to Portugal. Data last updated July 6, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 7/1![TAP AIR PORTUGAL logo]()
$713
This oojo deal was found by Cheapflights users on 7/5. 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.
Thu 7/3010:20 pm
BOS
- TER
1 stop20h 55m
TAP AIR PORTUGAL
Tue 9/157:05 am
TER
- BOS
1 stop11h 40m
TAP AIR PORTUGAL
Deal found 7/5![TAP AIR PORTUGAL logo]()
$644
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:05 pm
BOS
- TER
1 stop14h 45m
TAP AIR PORTUGAL
Tue 9/17:05 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 7/4![TAP AIR PORTUGAL logo]()
$670
This Mytrip deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/178:50 pm
BOS
- FAO
2 stops19h 25m
Multiple Airlines
Wed 9/28:05 pm
FAO
- BOS
3 stops31h 33m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$673
This oojo deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/1810:45 pm
BOS
- TER
1 stop20h 30m
TAP AIR PORTUGAL
Mon 8/311:40 pm
TER
- BOS
1 stop29h 05m
TAP AIR PORTUGAL
Deal found 7/3![TAP AIR PORTUGAL logo]()
$666
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/236:05 pm
BOS
- TER
1 stop25h 10m
TAP AIR PORTUGAL
Tue 9/17:05 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 7/3![TAP AIR PORTUGAL logo]()
$667
This oojo deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/246:05 pm
BOS
- TER
1 stop14h 45m
TAP AIR PORTUGAL
Tue 9/11:40 pm
TER
- BOS
1 stop29h 05m
TAP AIR PORTUGAL
Deal found 7/2![TAP AIR PORTUGAL logo]()
$633
This Justfly.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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.
Tue 8/256:05 pm
BOS
- TER
1 stop14h 45m
TAP AIR PORTUGAL
Wed 9/27:15 am
TER
- BOS
1 stop11h 30m
TAP AIR PORTUGAL
Deal found 7/3![TAP AIR PORTUGAL logo]()
$655
This oojo deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/266:05 pm
BOS
- TER
1 stop14h 50m
TAP AIR PORTUGAL
Wed 9/27:15 am
TER
- BOS
1 stop17h 05m
TAP AIR PORTUGAL
Deal found 7/3![TAP AIR PORTUGAL logo]()
$625
This oojo deal was found by Cheapflights users on 7/5. 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.
Wed 8/266:05 pm
BOS
- TER
1 stop14h 50m
TAP AIR PORTUGAL
Mon 8/317:05 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 7/5![TAP AIR PORTUGAL logo]()
$645
This oojo deal was found by Cheapflights users on 7/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:40 pm
BOS
- TER
1 stop20h 35m
TAP AIR PORTUGAL
Sun 9/205:55 pm
TER
- BOS
1 stop30h 25m
TAP AIR PORTUGAL
Deal found 7/6![TAP AIR PORTUGAL logo]()
$640
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/3011:00 pm
BOS
- TER
1 stop14h 05m
TAP AIR PORTUGAL
Tue 9/87:05 am
TER
- BOS
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 7/2![TAP AIR PORTUGAL logo]()
$665
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 6, 2026.
Search for one-way flight options from Maine to Portugal. Find affordable one-way fares based on user searches. Data last updated July 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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
BOS
- OPO
1 stop27h 25m
LEVEL
Deal found 7/1![LEVEL logo]()
$249
This oojo deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 stop12h 20m
TAP AIR PORTUGAL
Deal found 7/1![TAP AIR PORTUGAL logo]()
$253
This oojo deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 7/1![TAP AIR PORTUGAL logo]()
$254
This Mytrip deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 7/2110:45 pm
BOS
- PDL
1 stop31h 00m
TAP AIR PORTUGAL
Deal found 7/2![TAP AIR PORTUGAL logo]()
$259
This Mytrip deal was found by Cheapflights users on 7/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2010:45 pm
BOS
- PDL
1 stop21h 00m
TAP AIR PORTUGAL
Deal found 7/4![TAP AIR PORTUGAL logo]()
$261
This Booking.com deal was found by Cheapflights users on 7/5. 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.
Sun 7/1910:40 pm
BOS
- PDL
1 stop31h 05m
TAP AIR PORTUGAL
Deal found 7/5![TAP AIR PORTUGAL logo]()
$262
This Cheapflightsfares deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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
- PDL
1 stop21h 00m
TAP AIR PORTUGAL
Deal found 7/2![TAP AIR PORTUGAL logo]()
$263
This Trip.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” 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 7/1![Multiple Airlines logo]()
$265
This FlightHub deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 7/2710:45 pm
BOS
- PDL
1 stop12h 00m
TAP AIR PORTUGAL
Deal found 7/2![TAP AIR PORTUGAL logo]()
$267
This Mytrip deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 11/169:25 pm
BOS
- OPO
1 stop8h 45m
Azores Airlines
Deal found 7/3![Azores Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 8/116:05 pm
BOS
- PDL
1 stop11h 40m
TAP AIR PORTUGAL
Deal found 7/3![TAP AIR PORTUGAL logo]()
$269
This Priceline deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:40 pm
BOS
- PDL
1 stop21h 05m
TAP AIR PORTUGAL
Deal found 7/3![TAP AIR PORTUGAL logo]()
$270
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 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $554 (Mytrip) |
One-way from | $249 (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 6, 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
BostonPico Island
BOS - PIX
BOSPIX
Boston Logan Intl
Thu 10/22
9:15 pm-6:30 pm
1 stop17h 15m
Pico Island
Tue 10/27
12:50 pm-9:00 pm
1 stop11h 10m
$554
BostonLajes
BOS - TER
BOSTER
Boston Logan Intl
Sun 8/30
10:40 pm-11:00 am
1 stop32h 20m
Lajes
Sun 9/20
5:55 pm-8:20 pm
1 stop30h 25m
$675
BostonLajes
BOS - TER
BOSTER
Boston Logan Intl
Tue 8/18
10:45 pm-11:15 pm
1 stop20h 30m
Lajes
Mon 8/31
7:05 am-8:20 pm
1 stop17h 15m
$680
BostonLajes
BOS - TER
BOSTER
Boston Logan Intl
Thu 10/8
9:15 pm-5:40 pm
1 stop16h 25m
Lajes
Tue 10/13
6:05 pm-7:50 pm
Nonstop5h 45m
$720
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
Wed 10/14
9:30 am-7:00 am
2 stops16h 30m
Porto
Wed 10/21
11:20 am-9:44 am
2 stops27h 24m
$723
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Sun 11/22
4:50 pm-8:00 am
2 stops34h 10m
Lisbon Humberto Delgado
Thu 11/26
5:00 am-11:49 pm
2 stops47h 49m
$730
BostonFaro
BOS - FAO
BOSFAO
Boston Logan Intl
Sun 8/16
5:45 am-9:55 am
2 stops23h 10m
Faro
Tue 9/1
7:05 pm-3:10 pm
1 stop25h 05m
$737
BostonLajes
BOS - TER
BOSTER
Boston Logan Intl
Sat 9/12
11:15 pm-5:05 pm
1 stop13h 50m
Lajes
Sat 10/10
7:05 am-8:20 pm
1 stop17h 15m
$738
BostonLajes
BOS - TER
BOSTER
Boston Logan Intl
Wed 8/5
6:05 pm-12:55 pm
1 stop14h 50m
Lajes
Wed 8/19
7:15 am-2:45 pm
1 stop11h 30m
$738
BostonFunchal
BOS - FNC
BOSFNC
Boston Logan Intl
Mon 8/17
8:31 pm-8:05 am
2 stops30h 34m
Funchal Madeira
Wed 9/2
9:40 am-9:59 pm
1 stop17h 19m
$739
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-PIX
BOS-TER
BOS-OPO
PWM-LIS
BOS-FNC
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-PIX
BOS-TER
BOS-OPO
PWM-LIS
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 6, 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 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$550 | Average$707 | FlexibilityNo cancel fee | On-time69% |