$555+ Cheap flights from Lisbon (LIS) to Portland, ME (PWM)
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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — PWM
Oct 15 — Oct 221
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Lisbon to Portland 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 Lisbon to Portland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Lisbon to PortlandExplore the most affordable flight options available from Lisbon to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from Lisbon to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Expedia deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:35 pm -
1 stop12h 08m
Sat 11/146:30 am -
1 stop22h 30m
Deal found 9/11![Multiple Airlines logo]()
$936
This Delta deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:35 am -
2 stops23h 35m
Wed 10/282:09 pm -
2 stops17h 11m
Deal found 9/12![Delta logo]()
$947
This Travelocity deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 pm -
1 stop11h 54m
Wed 10/286:30 am -
1 stop23h 30m
Deal found 9/12![Multiple Airlines logo]()
$952
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:00 am -
2 stops18h 49m
Sun 11/153:40 pm -
1 stop11h 30m
Deal found 9/14![United Airlines logo]()
$1,006
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:05 am -
2 stops18h 07m
Wed 10/283:40 pm -
1 stop12h 30m
Deal found 9/12![United Airlines logo]()
$1,010
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:00 am -
2 stops18h 49m
Sat 11/1410:50 am -
2 stops18h 30m
Deal found 9/11![United Airlines logo]()
$1,105
This Air Canada deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:40 am -
3 stops20h 48m
Wed 10/288:49 am -
3 stops18h 06m
Deal found 9/12![Air Canada logo]()
$1,344
Best flights from Lisbon to PortlandDiscover carefully curated flight deals from Lisbon to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Lisbon to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Delta deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:35 am -
2 stops23h 35m
Wed 10/282:09 pm -
2 stops17h 11m
Deal found 9/12![Delta logo]()
$947
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:00 am -
2 stops18h 49m
Sun 11/1510:50 am -
2 stops18h 15m
Deal found 9/14![United Airlines logo]()
$1,006
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:05 am -
2 stops18h 07m
Wed 10/283:40 pm -
1 stop12h 30m
Deal found 9/12![United Airlines logo]()
$1,010
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:20 pm -
1 stop12h 04m
Sun 10/46:00 am -
1 stop21h 20m
Deal found 9/14![United Airlines logo]()
$1,037
Last-minute flights from Lisbon to PortlandDiscover last-minute flight deals from Lisbon to Portland. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Lisbon to Portland. Data last updated September 15, 2026 and is based on user searches.
This Arangrant deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:20 pm -
1 stop12h 04m
Sun 9/207:35 pm -
1 stop9h 55m
Deal found 9/11![Lufthansa logo]()
$6,150
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:25 am -
2 stops36h 04m
Mon 9/219:10 am -
2 stops20h 50m
Deal found 9/11![Air Canada logo]()
$6,401
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:25 am -
2 stops15h 58m
Sat 9/1910:45 am -
1 stop16h 35m
Deal found 9/11![United Airlines logo]()
$6,399
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:25 am -
2 stops17h 07m
Fri 9/1810:50 am -
2 stops19h 15m
Deal found 9/11![Air Canada logo]()
$6,425
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:20 pm -
2 stops16h 08m
Sun 10/45:15 am -
1 stop24h 15m
Deal found 9/14![United Airlines logo]()
$1,037
This Air Canada deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals ”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:25 am -
2 stops17h 03m
Sun 10/410:43 am -
3 stops17h 37m
Deal found 9/14![Multiple Airlines logo]()
$1,806
This Air Canada deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:35 am -
3 stops20h 53m
Sun 10/410:43 am -
3 stops17h 37m
Deal found 9/14![Air Canada logo]()
$2,217
This Delta deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:35 am -
2 stops23h 35m
Wed 10/282:09 pm -
2 stops17h 11m
Deal found 9/12![Delta logo]()
$947
This Travelocity deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 pm -
1 stop11h 54m
Wed 10/286:30 am -
1 stop23h 30m
Deal found 9/12![Multiple Airlines logo]()
$952
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:05 am -
2 stops18h 07m
Wed 10/283:40 pm -
1 stop12h 30m
Deal found 9/12![United Airlines logo]()
$1,010
This Air Canada deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:40 am -
3 stops20h 48m
Wed 10/288:49 am -
3 stops18h 06m
Deal found 9/12![Air Canada logo]()
$1,344
One-way flights from Lisbon to PortlandSearch for one-way flight options from Lisbon to Portland. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Lisbon to Portland. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/247:05 am -
2 stops31h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$555
This Justfly.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:35 pm -
2 stops16h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$578
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:30 am -
2 stops23h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$659
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:20 am -
2 stops19h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$666
This KAYAK deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/2411:05 am -
1 stop12h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![British Airways logo]()
$669
This KAYAK deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:05 am -
1 stop16h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![British Airways logo]()
$674
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:30 am -
2 stops23h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$675
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:05 am -
1 stop12h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$740
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:35 pm -
3 stops39h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$749
Find flight deals from Lisbon to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2026.
Round-trip from | $936 (Expedia) |
|---|---|
One-way from | $555 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Lisbon to Portland 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 September 15, 2026.
Use the filters below to find and compare flights from Lisbon to Portland 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
Sun 1/24
7:05 am-9:08 am
2 stops31h 03m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$555
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Tue 11/10
5:30 am-12:19 am
2 stops23h 49m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$659
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Mon 11/9
5:30 am-12:19 am
2 stops23h 49m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$659
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Wed 11/11
5:30 am-12:19 am
2 stops23h 49m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$659
Quickest round-trip
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Sun 1/24
11:05 am-6:06 pm
1 stop12h 01m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$669
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Sun 11/8
5:30 am-12:10 am
2 stops23h 40m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$675
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Sun 11/8
11:05 am-6:17 pm
1 stop12h 12m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$740
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Wed 10/21
10:35 pm-9:08 am
3 stops39h 33m
Portland
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$749
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Wed 10/21
5:35 am-12:10 am
2 stops23h 35m
Portland
Wed 10/28
2:09 pm-11:20 am
2 stops17h 11m
$947
LisbonPortland
LIS Lisbon Humberto Delgado - PWM Portland
LISPWM
Lisbon Humberto Delgado
Thu 11/12
5:00 am-6:49 pm
2 stops18h 49m
Portland
Sun 11/15
10:50 am-10:05 am
2 stops18h 15m
$1,006
Showing 1-10 of 12 resultsSorted by cheapest first
Best time to book a flight from Lisbon to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Lisbon with our price prediction graph.
LIS-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.
Related info for your journey
Find useful and relevant information for your journey from Lisbon to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsNorth Conway
Lewiston
Brunswick
Conway
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Lisbon
Popular flights
Portland flight routes