HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$118+ Cheap flights from Luis Munoz Marin Intl (SJU) 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — PWM
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Luis Munoz Marin Intl 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 Luis Munoz Marin Intl to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) 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, 2025.

Round-trip from

$241
(American Airlines)

One-way from

$118
(Southwest)

Popular in

April

Cheapest in

February
From San Juan Luis Munoz Marin Intl to Portland
Search Deals
One-way flight from San Juan Luis Munoz Marin Intl to Portland
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($25 potential savings vs. average RT price).
Search Deals

Find flight deals from Luis Munoz Marin Intl to Portland

Cheapest flights from Luis Munoz Marin Intl to Portland
Explore the most affordable flight options available from Luis Munoz Marin Intl to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/275:30 amSJU - PWM
1 stop10h 05mAmerican Airlines
Sun 11/25:00 amPWM - SJU
1 stop16h 52mAmerican Airlines
Deal found 9/12$241
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/245:30 amSJU - PWM
1 stop10h 05mAmerican Airlines
Mon 10/274:15 pmPWM - SJU
1 stop7h 44mAmerican Airlines
Deal found 9/13$303
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/275:50 amSJU - PWM
1 stop10h 40mSouthwest
Sun 11/211:50 amPWM - SJU
2 stops9h 30mSouthwest
Deal found 9/12$360
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/215:55 pmSJU - PWM
1 stop7h 25mSouthwest
Fri 11/283:00 pmPWM - SJU
1 stop9h 25mSouthwest
Deal found 9/14$435
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/231:05 amSJU - PWM
2 stops8h 54mUnited Airlines
Mon 10/276:00 amPWM - SJU
1 stop7h 40mUnited Airlines
Deal found 9/13$515
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/43:03 amSJU - PWM
1 stop10h 19mJetBlue
Fri 10/102:17 pmPWM - SJU
1 stop10h 30mJetBlue
Deal found 9/13$518

Cheapflights Fare Finder

 
Customize your flight search to find flights from Luis Munoz Marin Intl 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 September 15, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Portland that are best for you.

Fly from

Luis Munoz Marin Intl

Fly to

Portland

Route

Depart

Return

Price

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Mon 10/27

5:30 am-3:35 pm

1 stop10h 05m

Portland

Sun 11/2

5:00 am-10:52 pm

1 stop16h 52m

$241

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Wed 2/18

5:41 am-10:32 pm

2 stops17h 51m

Portland

Sat 2/21

5:15 pm-1:35 pm

2 stops19h 20m

$295

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Fri 10/24

5:30 am-3:35 pm

1 stop10h 05m

Portland

Mon 10/27

4:15 pm-11:59 pm

1 stop7h 44m

$303

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Mon 10/27

5:50 am-4:30 pm

1 stop10h 40m

Portland

Sun 11/2

11:50 am-10:20 pm

2 stops9h 30m

$360

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Wed 2/18

7:00 am-1:51 pm

1 stop7h 51m

Portland

Sat 2/21

6:30 am-4:51 pm

1 stop9h 21m

$438

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Fri 11/21

6:40 am-4:50 pm

2 stops11h 10m

Portland

Fri 11/28

3:00 pm-1:25 am

1 stop9h 25m

$467

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Wed 2/18

6:00 am-2:26 pm

1 stop9h 26m

Portland

Sat 2/21

3:25 pm-12:50 am

1 stop8h 25m

$474

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Mon 10/27

5:50 am-4:30 pm

1 stop10h 40m

$118

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Sat 9/20

7:00 am-2:01 pm

1 stop7h 01m

$141

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Fri 10/10

9:00 am-5:38 pm

2 stops32h 38m

$206

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 14 results
1
2

Best time to book a flight from Luis Munoz Marin Intl to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Luis Munoz Marin Intl 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.

Cheapflights Insights

Everything you need to know about your flight from San Juan Luis Munoz Marin Intl Airport to Portland

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Portland, Maine?

Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Portland, Maine (average of $296). Flying from San Juan Luis Munoz Marin Intl Airport to Portland, Maine in July is currently the most expensive (average of $394). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SJU to PWM?

Find hourly flight availability from Luis Munoz Marin Intl to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

It’s optimal to fly from San Juan Luis Munoz Marin Intl Airport to Portland, Maine in the afternoon. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Luis Munoz Marin Intl to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Portland from San Juan Luis Munoz Marin Intl?

    Located just 2.9 mi from the city center, Portland is the airport most travelers will use when flying to Portland from San Juan Luis Munoz Marin Intl. Booking flights from San Juan Luis Munoz Marin Intl to Portland (PWM) should be relatively easy as there are 0 daily inbound flights from San Juan Luis Munoz Marin Intl from 0 different airlines.

  • How long is the flight from San Juan Luis Munoz Marin Intl Airport to Portland, Maine?

    A quick flight from San Juan Luis Munoz Marin Intl Airport to Portland, Maine can take about 10h 05m. American Airlines provides one of the quickest options available for as low as $241. The distance from San Juan Luis Munoz Marin Intl Airport to Portland, Maine is about 1758 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from San Juan Luis Munoz Marin Intl Airport to Portland, Maine one-way?

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $118. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from San Juan Luis Munoz Marin Intl Airport to Portland, Maine for a low price.

  • Can I find deals for flights from Luis Munoz Marin Intl to Portland that include hotel bookings?

    Yes. In addition to deals on Luis Munoz Marin Intl to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Luis Munoz Marin Intl to Portland?

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

  • Can I find deals for business class flights from Luis Munoz Marin Intl to Portland?

    Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl 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.

  • What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Portland, Maine?

    Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Portland, Maine (average of $296). Flying from San Juan Luis Munoz Marin Intl Airport to Portland, Maine in July is currently the most expensive (average of $394). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Portland?

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

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 Luis Munoz Marin Intl to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl 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.