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$116+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — PWM
huhti 16 — huhti 231
to 4/16
to 4/23
1 adult, Economy
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Cheap 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 maaliskuu 17, 2026.

This United Airlines deal was found by Cheapflights users on 3/12. 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.
ma 5/41:00 am
SJU
-
PWM
2 stops9h 18m
United Airlines
ke 5/63:39 pm
PWM
-
SJU
1 stop8h 11m
United Airlines
Deal found 3/12$460
This Southwest deal was found by Cheapflights users on 3/15. 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.
pe 3/205:30 am
SJU
-
PWM
2 stops11h 15m
Southwest
ma 3/235:30 pm
PWM
-
SJU
1 stop6h 55m
Southwest
Deal found 3/15$466
This Southwest deal was found by Cheapflights users on 3/16. 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.
pe 6/125:15 pm
SJU
-
PWM
1 stop6h 50m
Southwest
ma 6/295:20 pm
PWM
-
SJU
1 stop6h 55m
Southwest
Deal found 3/16$496
This United Airlines deal was found by Cheapflights users on 3/12. 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.
to 3/121:05 am
SJU
-
PWM
1 stop9h 44m
United Airlines
ma 3/163:44 pm
PWM
-
SJU
1 stop7h 52m
United Airlines
Deal found 3/12$515
This Southwest deal was found by Cheapflights users on 3/12. 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.
ke 4/85:05 am
SJU
-
PWM
1 stop10h 15m
Southwest
to 4/94:50 pm
PWM
-
SJU
1 stop6h 50m
Southwest
Deal found 3/12$522
This American Airlines deal was found by Cheapflights users on 3/13. 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.
ti 3/1711:46 am
SJU
-
PWM
2 stops12h 09m
American Airlines
to 3/196:00 am
PWM
-
SJU
2 stops14h 34m
American Airlines
Deal found 3/13$529
This Southwest deal was found by Cheapflights users on 3/12. 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.
pe 4/35:30 am
SJU
-
PWM
2 stops11h 15m
Southwest
to 4/94:50 pm
PWM
-
SJU
1 stop6h 50m
Southwest
Deal found 3/12$579
This Faresmojo deal was found by Cheapflights users on 3/15. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
pe 3/202:44 pm
SJU
-
PWM
1 stop8h 38m
JetBlue
su 3/225:23 am
PWM
-
SJU
1 stop10h 55m
JetBlue
Deal found 3/15$587

Find 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 maaliskuu 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$460
(United Airlines)

One-way from

$116
(United Airlines)
Provider with most accurate pricing for San Juan Luis Munoz Marin Intl-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Juan Luis Munoz Marin Intl-Portland flights.
Search Deals
From San Juan Luis Munoz Marin Intl to Portland
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One-way flight from San Juan Luis Munoz Marin Intl to Portland
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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 maaliskuu 17, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

ma 5/4

1:00 am-10:18 am

2 stops9h 18m

Portland

ke 5/6

3:39 pm-11:50 pm

1 stop8h 11m

$460
Quickest round-trip

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

pe 6/12

5:15 pm-12:05 am

1 stop6h 50m

Portland

ma 6/29

3:10 pm-12:05 am

2 stops8h 55m

$496

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

ke 4/8

5:35 am-3:20 pm

2 stops9h 45m

Portland

to 4/9

4:50 pm-11:40 pm

1 stop6h 50m

$496

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

pe 4/3

5:00 am-2:15 pm

1 stop9h 15m

Portland

to 4/9

4:50 pm-11:40 pm

1 stop6h 50m

$522
Cheapest one-way

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

ti 5/12

1:00 am-10:18 am

2 stops9h 18m

$136

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

to 3/26

1:05 am-10:49 am

1 stop9h 44m

$179
Quickest one-way

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

ke 5/13

1:00 am-8:49 am

1 stop7h 49m

$190

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

ke 4/8

7:40 am-5:32 pm

1 stop9h 52m

$194

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

pe 5/1

5:05 am-2:10 pm

2 stops9h 05m

$209

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

pe 4/17

12:55 pm-11:23 pm

1 stop10h 28m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Compare providers for flights from Luis Munoz Marin Intl to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Luis Munoz Marin Intl to Portland in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Juan Luis Munoz Marin Intl Airport-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, December is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Portland, Maine (average of $93). Flying from San Juan Luis Munoz Marin Intl Airport to Portland, Maine in July is currently the most expensive (average of $144). 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.

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 9h 18m. United Airlines provides one of the quickest options available for as low as $460. The distance from San Juan Luis Munoz Marin Intl Airport to Portland, Maine is about 1758 mi.

  • 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 United Airlines, with whom users have recently found tickets for as low as $118. However, be on the lookout for offers from Delta and JetBlue, 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, December is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Portland, Maine (average of $93). Flying from San Juan Luis Munoz Marin Intl Airport to Portland, Maine in July is currently the most expensive (average of $144). 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
North Conway
Brunswick
Auburn
Lewiston
Conway

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