HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$663+ Cheap flights from Lisbon (LIS) to Portland, ME (PWM)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — PWM
May 30 — Jun 61
Sat 5/30
Sat 6/6
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 flights from Lisbon to Portland
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 April 30, 2026.

This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2310:25 am
LIS
-
PWM
2 stops16h 26m
United Airlines
Wed 5/276:00 am
PWM
-
LIS
1 stop21h 20m
United Airlines
Deal found 4/26$1,030
This Expedia deal was found by Cheapflights users on 4/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/129:15 pm
LIS
-
PWM
2 stops32h 37m
Scandinavian Airlines
Fri 6/196:25 am
PWM
-
LIS
2 stops26h 30m
Scandinavian Airlines
Deal found 4/28$1,071
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 5/155:05 am
LIS
-
PWM
2 stops18h 18m
United Airlines
Tue 5/193:39 pm
PWM
-
LIS
1 stop11h 41m
United Airlines
Deal found 4/29$1,089
This United Airlines deal was found by Cheapflights users on 4/27. 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 5/136:45 am
LIS
-
PWM
2 stops21h 44m
United Airlines
Sun 5/176:00 am
PWM
-
LIS
1 stop21h 20m
United Airlines
Deal found 4/27$1,091
This United Airlines deal was found by Cheapflights users on 4/28. 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 6/1212:20 pm
LIS
-
PWM
1 stop26h 47m
United Airlines
Fri 6/198:15 pm
PWM
-
LIS
2 stops34h 30m
United Airlines
Deal found 4/28$1,124
This American Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:10 am
LIS
-
PWM
2 stops19h 36m
American Airlines
Wed 5/273:05 pm
PWM
-
LIS
2 stops18h 05m
American Airlines
Deal found 4/25$1,136
This Air Canada deal was found by Cheapflights users on 4/29. 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.
Fri 5/1511:25 am
LIS
-
PWM
2 stops16h 58m
Multiple Airlines
Tue 5/1911:08 am
PWM
-
LIS
3 stops17h 12m
Multiple Airlines
Deal found 4/29$1,225
This British Airways deal was found by Cheapflights users on 4/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:20 am
LIS
-
PWM
2 stops21h 06m
Multiple Airlines
Sun 5/174:53 pm
PWM
-
LIS
2 stops19h 52m
Multiple Airlines
Deal found 4/27$1,245

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 April 30, 2026.

Round-trip from

$1,030
(United Airlines)

One-way from

$663
(Kiwi.com)
From Lisbon Humberto Delgado to Portland
Search Deals
One-way flight from Lisbon Humberto Delgado to Portland
Search Deals

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 2,558,603 searches. Data last updated April 30, 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

Price

Cheapest round-trip

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Sat 5/23

10:25 am-9:51 pm

2 stops16h 26m

Portland

Wed 5/27

6:00 am-8:20 am

1 stop21h 20m

$1,030
Quickest round-trip

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Fri 5/15

5:05 am-6:23 pm

2 stops18h 18m

Portland

Tue 5/19

3:39 pm-10:30 am

2 stops13h 51m

$1,089

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Wed 5/13

6:45 am-11:29 pm

2 stops21h 44m

Portland

Sun 5/17

6:00 am-8:20 am

1 stop21h 20m

$1,091

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Fri 6/12

12:20 pm-10:07 am

1 stop26h 47m

Portland

Fri 6/19

8:15 pm-11:45 am

2 stops34h 30m

$1,124

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Fri 5/15

11:25 am-11:23 pm

2 stops16h 58m

Portland

Tue 5/19

11:08 am-9:20 am

3 stops17h 12m

$1,225

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Sat 5/16

5:05 am-6:23 pm

2 stops18h 18m

Portland

Wed 5/20

11:08 am-9:20 am

2 stops17h 12m

$1,311

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Sat 5/16

10:00 am-12:43 am

1 stop19h 43m

Portland

Wed 5/20

2:38 pm-10:55 am

2 stops15h 17m

$1,358
Cheapest one-way

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Tue 5/5

8:20 pm-12:38 pm

3 stops45h 18m

$663
Quickest one-way

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Tue 5/5

11:05 am-6:38 pm

1 stop12h 33m

$1,059

LisbonPortland

LIS - PWM

LISPWM

Lisbon Humberto Delgado

Tue 5/5

11:05 am-6:38 pm

1 stop12h 33m

$1,071

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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.
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.

  • How long is the flight from Lisbon to Portland, Maine?

    United Airlines can get you from Lisbon to Portland, Maine in just under 16h 26m. Your travel time can differ by up to . There are 3123 mi between Lisbon and Portland, Maine.

  • Can I find deals for flights from Lisbon to Portland that include hotel bookings?

    Yes. In addition to deals on Lisbon to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lisbon to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lisbon to Portland.

  • Can I find deals for business class flights from Lisbon to Portland?

    Yes. Cheapflights offers flight deals from Lisbon to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Brunswick
Lewiston
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 for Lisbon to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Lisbon to Boston flights
Ponta Delgada to Boston flights
Porto to Boston flights
Funchal to Boston flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights