$782+ Cheap flights from Portugal to Maine
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — PWM
Nov 30 — Dec 71
Round-trip
1 adult, Economy
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Find cheap flights from Portugal to Maine with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portugal to Maine
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portugal to MaineExplore the most affordable flight options available from Portugal to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2026.
Explore the most affordable flight options available from Portugal to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2026.
This Turkish Airlines deal was found by Cheapflights users on 10/27. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
2 stops46h 43m
Sun 11/156:30 am -
2 stops47h 00m
Deal found 10/27![Turkish Airlines logo]()
$954
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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.
Sat 11/146:00 am -
2 stops17h 49m
Wed 11/183:40 pm -
1 stop12h 50m
Deal found 10/29![United Airlines logo]()
$1,022
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 12/75:00 am -
2 stops20h 42m
Mon 12/142:15 pm -
1 stop15h 05m
Deal found 10/27![United Airlines logo]()
$1,034
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:00 am -
2 stops22h 21m
Tue 11/175:30 am -
2 stops21h 40m
Deal found 10/28![United Airlines logo]()
$1,042
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Sun 12/610:55 am -
2 stops27h 13m
Sat 12/129:48 am -
1 stop19h 42m
Deal found 10/27![Multiple Airlines logo]()
$1,043
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 12/75:00 am -
2 stops23h 24m
Sun 12/132:15 pm -
2 stops12h 55m
Deal found 10/27![United Airlines logo]()
$1,049
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:20 pm -
2 stops25h 40m
Sun 11/153:40 pm -
1 stop11h 30m
Deal found 10/28![United Airlines logo]()
$1,055
This Air Canada deal was found by Cheapflights users on 10/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/610:40 am -
2 stops39h 02m
Sun 12/136:00 am -
2 stops22h 20m
Deal found 10/27![Air Canada logo]()
$1,058
This Air Canada deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:30 am -
3 stops19h 51m
Wed 11/1810:50 am -
3 stops18h 10m
Deal found 10/29![Air Canada logo]()
$1,665
Best flights from Portugal to MaineDiscover carefully curated flight deals from Portugal to Maine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 31, 2026.
Discover carefully curated flight deals from Portugal to Maine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 31, 2026.
This Turkish Airlines deal was found by Cheapflights users on 10/27. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
2 stops46h 43m
Sun 11/156:30 am -
2 stops47h 00m
Deal found 10/27![Turkish Airlines logo]()
$954
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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.
Sat 11/146:00 am -
2 stops17h 49m
Wed 11/185:08 pm -
2 stops35h 22m
Deal found 10/29![United Airlines logo]()
$1,022
This Air Canada deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:30 am -
3 stops19h 51m
Wed 11/1810:50 am -
3 stops18h 10m
Deal found 10/29![Air Canada logo]()
$1,665
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 12/95:00 am -
2 stops19h 25m
Mon 12/147:55 pm -
1 stop31h 15m
Deal found 10/27![United Airlines logo]()
$1,034
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:00 am -
2 stops22h 21m
Tue 11/175:30 am -
2 stops21h 40m
Deal found 10/28![United Airlines logo]()
$1,042
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:15 am -
1 stop27h 45m
Sun 11/157:35 pm -
1 stop9h 30m
Deal found 10/28![United Airlines logo]()
$1,055
Last-minute flights from Portugal to MaineDiscover last-minute flight deals from Portugal to Maine. Data last updated October 31, 2026 and is based on user searches.
Discover last-minute flight deals from Portugal to Maine. Data last updated October 31, 2026 and is based on user searches.
This Turkish Airlines deal was found by Cheapflights users on 10/27. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
2 stops46h 43m
Sun 11/156:30 am -
2 stops47h 00m
Deal found 10/27![Turkish Airlines logo]()
$954
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:20 pm -
2 stops25h 40m
Sun 11/153:40 pm -
1 stop11h 30m
Deal found 10/28![United Airlines logo]()
$1,055
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:00 am -
2 stops22h 21m
Tue 11/175:30 am -
2 stops21h 40m
Deal found 10/28![United Airlines logo]()
$1,042
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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.
Sat 11/146:00 am -
2 stops17h 49m
Wed 11/183:40 pm -
1 stop12h 50m
Deal found 10/29![United Airlines logo]()
$1,022
This Air Canada deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:30 am -
3 stops19h 51m
Wed 11/1810:50 am -
3 stops18h 10m
Deal found 10/29![Air Canada logo]()
$1,665
One-way flights from Portugal to MaineSearch for one-way flight options from Portugal to Maine. Find affordable one-way fares based on user searches. Data last updated October 31, 2026.
Search for one-way flight options from Portugal to Maine. Find affordable one-way fares based on user searches. Data last updated October 31, 2026.
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/296:30 am -
2 stops21h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![American Airlines logo]()
$782
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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 12/296:00 am -
3 stops32h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$792
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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 12/309:30 am -
3 stops52h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$813
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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 12/314:20 pm -
3 stops45h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$878
This KAYAK deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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.
Thu 12/3111:30 am -
1 stop32h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![TAP AIR PORTUGAL logo]()
$998
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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 12/3010:15 am -
1 stop13h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![United Airlines logo]()
$1,076
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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 1/17:30 am -
3 stops33h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$1,126
This Justfly.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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.
Fri 1/111:20 am -
2 stops33h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Air Canada logo]()
$1,290
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/111:05 am -
1 stop12h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![American Airlines logo]()
$1,310
Find flight deals from Portugal to Maine
Keep the following information in mind while searching for Portugal to Maine flight deals. Data was last updated October 31, 2026.
Round-trip from | $954 (Turkish Airlines) |
|---|---|
One-way from | $782 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Portugal to Maine that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 31, 2026.
Use the filters below to find and compare flights from Portugal to Maine that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Tue 12/29
6:30 am-10:59 pm
2 stops21h 29m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$782
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Tue 12/29
6:00 am-9:08 am
3 stops32h 08m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$792
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Wed 12/30
10:55 am-9:08 am
2 stops51h 13m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$886
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Thu 11/12
6:00 am-11:43 pm
2 stops46h 43m
Portland
Sun 11/15
6:30 am-10:30 am
2 stops47h 00m
$954
PortoPortland
OPO Porto - PWM Portland
OPOPWM
Porto
Sat 11/14
6:00 am-6:49 pm
2 stops17h 49m
Portland
Wed 11/18
5:08 pm-9:30 am
2 stops35h 22m
$1,022
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Wed 12/9
5:00 am-7:25 pm
2 stops19h 25m
Portland
Mon 12/14
7:55 pm-8:10 am
1 stop31h 15m
$1,034
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Fri 11/13
6:00 am-11:21 pm
2 stops22h 21m
Portland
Tue 11/17
5:30 am-8:10 am
2 stops21h 40m
$1,042
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Thu 11/12
10:15 am-9:00 am
1 stop27h 45m
Portland
Sun 11/15
7:35 pm-10:05 am
1 stop9h 30m
$1,055
Quickest round-trip
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Wed 12/30
10:15 am-6:30 pm
1 stop13h 15m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$1,076
PortoPortland
OPO Porto - PWM Portland
OPOPWM
Porto
Sat 11/14
8:30 am-11:21 pm
3 stops19h 51m
Portland
Wed 11/18
10:50 am-10:00 am
3 stops18h 10m
$1,665
Sorted by cheapest first
Best time to book a flight from Portugal to Maine
Have a flexible travel schedule? Discover the best time to fly to Maine from Portugal with our price prediction graph.
LIS-PWM
OPO-PWM
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 Portugal to Maine
PT0-USME
LIS-PWM
OPO-PWM
No data available for this route at this time. Please check back soon.
Related info for your journey
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