$218+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIS
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Find cheap flights from Maine to Portugal with Cheapflights
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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 August 4, 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 August 4, 2026.
This Mytrip deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 11/249:25 pm -
1 stop7h 55m
Tue 12/15:50 pm -
Nonstop6h 10m
Deal found 7/30![Multiple Airlines logo]()
$454
This Justfly.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 11/249:25 pm -
2 stops39h 55m
Tue 12/15:50 pm -
Nonstop6h 10m
Deal found 7/30![Azores Airlines logo]()
$531
This FlightHub deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 11/89:25 pm -
1 stop9h 00m
Tue 11/1711:55 am -
2 stops13h 05m
Deal found 7/30![Multiple Airlines logo]()
$546
This Mytrip deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 11/89:25 pm -
1 stop9h 00m
Mon 11/1612:05 pm -
1 stop12h 55m
Deal found 7/30![Azores Airlines logo]()
$567
This Cheapflightsfares deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3110:25 pm -
1 stop10h 00m
Sun 11/81:25 pm -
1 stop11h 35m
Deal found 7/31![Azores Airlines logo]()
$588
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 10/3110:25 pm -
1 stop10h 00m
Thu 11/51:25 pm -
1 stop11h 35m
Deal found 7/31![Azores Airlines logo]()
$600
This oojo deal was found by Cheapflights users on 8/3. 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.
Sun 11/156:00 pm -
1 stop13h 45m
Mon 11/2312:35 pm -
1 stop30h 05m
Deal found 8/3![TAP AIR PORTUGAL logo]()
$615
This FlightHub deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 11/109:25 pm -
2 stops29h 35m
Tue 11/1711:55 am -
2 stops13h 05m
Deal found 7/30![Multiple Airlines logo]()
$625
This oojo deal was found by Cheapflights users on 8/2. 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.
Tue 11/2410:45 pm -
1 stop11h 20m
Mon 11/306:40 am -
1 stop17h 15m
Deal found 8/2![TAP AIR PORTUGAL logo]()
$628
This oojo deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 10/1310:45 pm -
1 stop20h 30m
Tue 10/207:05 am -
1 stop11h 40m
Deal found 7/30![TAP AIR PORTUGAL logo]()
$638
This oojo deal was found by Cheapflights users on 8/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:05 pm -
1 stop10h 55m
Mon 9/289:15 pm -
1 stop28h 05m
Deal found 8/4![TAP AIR PORTUGAL logo]()
$640
This FlightHub deal was found by Cheapflights users on 8/2. 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 8/3111:15 pm -
Nonstop6h 40m
Wed 9/167:00 am -
1 stop12h 45m
Deal found 8/2![TAP AIR PORTUGAL logo]()
$642
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 August 4, 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 August 4, 2026.
This LEVEL deal was found by Cheapflights users on 8/3. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2311:35 pm -
1 stop29h 10m
Sat 9/56:25 pm -
1 stop32h 20m
Deal found 8/3![LEVEL logo]()
$673
This British Airways deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/129:30 am -
1 stop18h 35m
Wed 2/246:30 am -
2 stops14h 19m
Deal found 8/4![Multiple Airlines logo]()
$678
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/2411:20 pm -
Nonstop6h 25m
Mon 8/3112:45 pm -
Nonstop7h 30m
Deal found 7/30![Delta logo]()
$693
This KLM deal was found by Cheapflights users on 8/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:40 pm -
Nonstop6h 20m
Sun 11/15:00 am -
1 stop19h 01m
Deal found 8/2![KLM logo]()
$705
This oojo deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/236:05 pm -
1 stop25h 10m
Wed 9/307:15 am -
1 stop11h 30m
Deal found 7/30![TAP AIR PORTUGAL logo]()
$712
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Fri 1/15:45 am -
2 stops22h 45m
Fri 1/156:00 am -
2 stops16h 25m
Deal found 8/3![United Airlines logo]()
$726
This British Airways deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:50 pm -
1 stop20h 15m
Mon 10/126:45 pm -
1 stop32h 50m
Deal found 8/4![British Airways logo]()
$787
This Scandinavian Airlines deal was found by Cheapflights users on 8/2. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/15:35 pm -
1 stop17h 00m
Sat 1/94:25 pm -
2 stops35h 00m
Deal found 8/2![Scandinavian Airlines logo]()
$818
This SWISS deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:40 pm -
2 stops16h 40m
Sun 10/112:35 pm -
2 stops29h 35m
Deal found 7/31![SWISS logo]()
$1,057
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Tue 1/59:25 pm -
2 stops39h 45m
Wed 1/131:10 pm -
2 stops34h 50m
Deal found 8/1![Multiple Airlines logo]()
$696
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 10/1311:25 pm -
Nonstop6h 20m
Sat 10/2412:15 pm -
1 stop12h 35m
Deal found 7/31![Delta logo]()
$705
This KLM deal was found by Cheapflights users on 8/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:25 pm -
1 stop16h 45m
Fri 12/46:00 pm -
1 stop25h 20m
Deal found 8/2![KLM logo]()
$706
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/95:44 pm -
1 stop10h 56m
Thu 8/2011:00 am -
1 stop10h 52m
Deal found 7/30![United Airlines logo]()
$766
This KLM deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/1511:20 pm -
Nonstop6h 25m
Wed 8/265:35 am -
1 stop13h 04m
Deal found 7/30![Multiple Airlines logo]()
$704
This Delta deal was found by Cheapflights users on 8/3. 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.
Mon 8/1711:20 pm -
Nonstop6h 25m
Tue 8/2511:55 am -
1 stop33h 42m
Deal found 8/3![Delta logo]()
$708
This TAP AIR PORTUGAL deal was found by Cheapflights users on 8/1. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:00 pm -
2 stops27h 15m
Fri 10/306:40 am -
1 stop12h 00m
Deal found 8/1![TAP AIR PORTUGAL logo]()
$786
This KLM deal was found by Cheapflights users on 8/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:05 pm -
1 stop10h 50m
Fri 9/410:00 am -
1 stop13h 40m
Deal found 8/3![KLM logo]()
$734
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Wed 8/126:01 am -
2 stops22h 39m
Wed 8/2611:00 am -
2 stops16h 34m
Deal found 8/3![United Airlines logo]()
$771
This United deal was found by Cheapflights users on 8/3. 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.
Fri 1/15:45 am -
2 stops22h 45m
Fri 1/1512:05 pm -
1 stop13h 15m
Deal found 8/3![Multiple Airlines logo]()
$704
This British Airways deal was found by Cheapflights users on 8/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:25 am -
1 stop28h 30m
Sat 10/248:00 pm -
1 stop31h 50m
Deal found 8/2![British Airways logo]()
$883
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/1310:40 pm -
1 stop32h 20m
Thu 9/247:15 am -
1 stop17h 05m
Deal found 7/31![TAP AIR PORTUGAL logo]()
$806
This Delta deal was found by Cheapflights users on 8/1. 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.
Wed 11/41:35 pm -
2 stops16h 00m
Mon 11/95:55 am -
2 stops18h 00m
Deal found 8/1![Delta logo]()
$739
This KLM deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/204:45 pm -
1 stop20h 20m
Fri 9/47:25 pm -
1 stop22h 54m
Deal found 7/31![KLM logo]()
$741
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Wed 8/125:45 am -
2 stops22h 55m
Thu 8/2711:00 am -
1 stop10h 52m
Deal found 8/3![United Airlines logo]()
$771
This Gotogate deal was found by Cheapflights users on 8/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:25 pm -
1 stop16h 55m
Sun 11/16:45 pm -
1 stop29h 15m
Deal found 8/3![Multiple Airlines logo]()
$733
This British Airways deal was found by Cheapflights users on 8/1. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:35 pm -
1 stop18h 30m
Sat 10/108:00 pm -
2 stops25h 58m
Deal found 8/1![British Airways logo]()
$896
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:45 pm -
1 stop12h 10m
Fri 9/185:35 am -
1 stop13h 04m
Deal found 7/31![Delta logo]()
$753
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/106:05 am -
1 stop22h 35m
Thu 8/2011:00 am -
1 stop10h 52m
Deal found 7/30![United Airlines logo]()
$772
This KLM deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/2611:25 pm -
Nonstop6h 20m
Sat 10/312:45 pm -
Nonstop7h 43m
Deal found 7/30![KLM logo]()
$782
This TAP AIR PORTUGAL deal was found by Cheapflights users on 8/3. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/296:00 pm -
1 stop10h 15m
Tue 2/22:10 pm -
1 stop11h 35m
Deal found 8/3![TAP AIR PORTUGAL logo]()
$868
Last-minute flights from Maine to PortugalDiscover last-minute flight deals from Maine to Portugal. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Maine to Portugal. Data last updated August 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/2311:35 pm -
1 stop11h 35m
Sun 10/47:05 am -
2 stops17h 40m
Deal found 7/31![Multiple Airlines logo]()
$646
This oojo deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/2311:00 pm -
Nonstop6h 30m
Sun 10/410:30 pm -
1 stop21h 15m
Deal found 7/31![TAP AIR PORTUGAL logo]()
$651
This Justfly.com deal was found by Cheapflights users on 8/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:45 pm -
1 stop13h 25m
Tue 10/275:50 pm -
Nonstop7h 55m
Deal found 8/1![TAP AIR PORTUGAL logo]()
$649
This FlightHub deal was found by Cheapflights users on 8/2. 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 8/3111:15 pm -
Nonstop6h 40m
Wed 9/167:00 am -
1 stop12h 45m
Deal found 8/2![TAP AIR PORTUGAL logo]()
$642
This CheapOair deal was found by Cheapflights users on 8/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:20 pm -
1 stop38h 50m
Tue 9/86:05 pm -
Nonstop5h 45m
Deal found 8/3![Multiple Airlines logo]()
$660
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Sat 9/125:40 pm -
1 stop10h 30m
Tue 10/2010:00 pm -
1 stop28h 05m
Deal found 8/3![Multiple Airlines logo]()
$648
This oojo deal was found by Cheapflights users on 8/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:05 pm -
1 stop10h 55m
Mon 9/289:15 pm -
1 stop28h 05m
Deal found 8/4![TAP AIR PORTUGAL logo]()
$640
This oojo deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/2210:45 pm -
1 stop13h 25m
Sun 10/119:00 am -
1 stop10h 40m
Deal found 7/30![TAP AIR PORTUGAL logo]()
$650
This FlightHub deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Fri 9/2510:45 pm -
1 stop13h 05m
Wed 9/309:00 am -
1 stop16h 20m
Deal found 7/31![TAP AIR PORTUGAL logo]()
$643
This oojo deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/2610:45 pm -
1 stop13h 15m
Wed 10/76:00 pm -
Nonstop7h 20m
Deal found 7/31![TAP AIR PORTUGAL logo]()
$653
This Mytrip deal was found by Cheapflights users on 8/2. 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.
Sun 9/2710:40 pm -
1 stop15h 20m
Mon 10/59:00 am -
1 stop16h 20m
Deal found 8/2![TAP AIR PORTUGAL logo]()
$644
This Mytrip deal was found by Cheapflights users on 8/1. 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.
Sun 9/2711:00 pm -
1 stop16h 35m
Wed 10/71:05 pm -
2 stops30h 40m
Deal found 8/1![Multiple Airlines logo]()
$670
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 August 4, 2026.
Search for one-way flight options from Maine to Portugal. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This LEVEL deal was found by Cheapflights users on 8/3. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:55 pm -
1 stop17h 25m
Deal found 8/3![LEVEL logo]()
$218
This Mytrip deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 1/89:25 pm -
1 stop18h 40m
Deal found 7/30![Azores Airlines logo]()
$222
This LEVEL deal was found by Cheapflights users on 8/2. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:55 pm -
1 stop28h 05m
Deal found 8/2![LEVEL logo]()
$230
This Cheapflightsfares deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Fri 11/69:25 pm -
1 stop9h 25m
Deal found 7/31![Azores Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Wed 10/2110:55 pm -
2 stops17h 10m
Deal found 8/2![Multiple Airlines logo]()
$249
This Mytrip deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 -
1 stop15h 55m
Deal found 7/31![TAP AIR PORTUGAL logo]()
$253
This Booking.com deal was found by Cheapflights users on 8/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:00 pm -
1 stop25h 45m
Deal found 8/3![TAP AIR PORTUGAL logo]()
$258
This Booking.com deal was found by Cheapflights users on 8/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:45 pm -
1 stop31h 00m
Deal found 8/1![TAP AIR PORTUGAL logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Thu 10/2210:55 pm -
2 stops20h 45m
Deal found 8/3![Multiple Airlines logo]()
$262
This FlightHub deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/2310:40 pm -
1 stop31h 05m
Deal found 7/31![TAP AIR PORTUGAL logo]()
$267
This Booking.com deal was found by Cheapflights users on 8/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:05 pm -
1 stop14h 35m
Deal found 8/3![TAP AIR PORTUGAL logo]()
$277
This Booking.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:05 pm -
1 stop16h 30m
Deal found 7/30![TAP AIR PORTUGAL logo]()
$278
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 August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $454 (Mytrip) |
One-way from | $218 (LEVEL) |
Popular in | December |
Cheapest in | February |
Average price | $1,116 |
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 August 4, 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
BostonFaro
BOS - FAO
BOSFAO
Boston Logan Intl
Sun 8/23
11:35 pm-9:45 am
1 stop29h 10m
Faro
Sat 9/5
6:25 pm-9:45 pm
1 stop32h 20m
$673
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Tue 1/12
9:30 am-9:05 am
1 stop18h 35m
Lisbon Humberto Delgado
Wed 2/24
6:30 am-3:49 pm
2 stops14h 19m
$678
Quickest round-trip
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Mon 8/24
11:20 pm-10:45 am
Nonstop6h 25m
Lisbon Humberto Delgado
Mon 8/31
12:45 pm-3:15 pm
Nonstop7h 30m
$693
BostonHorta
BOS - HOR
BOSHOR
Boston Logan Intl
Tue 1/5
9:25 pm-5:10 pm
2 stops39h 45m
Horta
Wed 1/13
1:10 pm-8:00 pm
2 stops34h 50m
$696
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Sat 8/15
11:20 pm-10:45 am
Nonstop6h 25m
Lisbon Humberto Delgado
Wed 8/26
5:35 am-1:39 pm
1 stop13h 04m
$704
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
Fri 1/1
5:45 am-9:30 am
2 stops22h 45m
Porto
Fri 1/15
12:05 pm-8:20 pm
1 stop13h 15m
$704
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Wed 10/28
10:40 pm-9:00 am
Nonstop6h 20m
Lisbon Humberto Delgado
Sun 11/1
5:00 am-8:01 pm
1 stop19h 01m
$705
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Tue 10/13
11:25 pm-10:45 am
Nonstop6h 20m
Lisbon Humberto Delgado
Sat 10/24
12:15 pm-7:50 pm
1 stop12h 35m
$705
BostonFunchal
BOS - FNC
BOSFNC
Boston Logan Intl
Thu 11/19
7:25 pm-5:10 pm
1 stop16h 45m
Funchal Madeira
Fri 12/4
6:00 pm-2:20 pm
1 stop25h 20m
$706
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Mon 8/17
11:20 pm-10:45 am
Nonstop6h 25m
Lisbon Humberto Delgado
Tue 8/25
11:55 am-4:37 pm
1 stop33h 42m
$708
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-LIS
BOS-TER
BOS-OPO
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-FAO
BOS-LIS
BOS-TER
BOS-OPO
No data available for this route at this time. Please check back soon.
Related info for your journey
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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 August 4, 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
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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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$550 | Average$707 | FlexibilityNo cancel fee | On-time69% |