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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Portland from $106

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Juan Luis Munoz Marin Intl Airport to Portland departing on 5/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
9:50 pm - 11:55 am
SJU
-
PWM
14h 05m
2 stops
Southwest Logo
4:30 pm - 11:00 pm
PWM
-
SJU
6h 30m
1 stop
$379Southwest
Sun, Mar 15 - Wed, Mar 18
United Airlines Logo
8:30 am - 10:51 pm
SJU
-
PWM
15h 21m
2 stops
United Airlines Logo
6:00 am - 1:40 pm
PWM
-
SJU
7h 40m
1 stop
$404United Airlines
Thu, Mar 5 - Thu, Mar 12
United Airlines Logo
7:00 am - 11:50 pm
SJU
-
PWM
16h 50m
2 stops
United Airlines Logo
6:00 am - 9:24 pm
PWM
-
SJU
15h 24m
2 stops
$412United Airlines
Thu, Jun 25 - Mon, Jun 29
Southwest Logo
5:30 am - 12:20 pm
SJU
-
PWM
6h 50m
1 stop
Southwest Logo
5:35 am - 12:25 pm
PWM
-
SJU
6h 50m
1 stop
$424Southwest
Fri, Jul 10 - Mon, Jul 13
Southwest Logo
5:30 am - 4:45 pm
SJU
-
PWM
11h 15m
2 stops
Southwest Logo
5:30 pm - 12:05 am
PWM
-
SJU
6h 35m
1 stop
$425Southwest
Fri, Mar 13 - Sun, Mar 15
Southwest Logo
5:00 am - 2:15 pm
SJU
-
PWM
9h 15m
1 stop
Southwest Logo
5:30 pm - 12:05 am
PWM
-
SJU
6h 35m
1 stop
$435Southwest
Fri, Mar 13 - Sun, Mar 15
United Airlines Logo
2:05 am - 10:49 am
SJU
-
PWM
9h 44m
1 stop
United Airlines Logo
6:00 am - 1:40 pm
PWM
-
SJU
7h 40m
1 stop
$438United Airlines
Wed, Mar 4 - Thu, Mar 12
American Airlines Logo
7:40 am - 10:50 pm
SJU
-
PWM
15h 10m
1 stop
American Airlines Logo
11:59 am - 11:52 pm
PWM
-
SJU
11h 53m
1 stop
$443American Airlines
Wed, Apr 1 - Sun, Apr 5
Southwest Logo
6:30 am - 4:45 pm
SJU
-
PWM
11h 15m
2 stops
Southwest Logo
12:35 pm - 11:35 pm
PWM
-
SJU
11h 00m
2 stops
$444Southwest
Thu, Mar 5 - Thu, Mar 12
Southwest Logo
5:30 am - 12:20 pm
SJU
-
PWM
6h 50m
1 stop
Southwest Logo
5:35 am - 12:25 pm
PWM
-
SJU
6h 50m
1 stop
$446Southwest
Thu, Jun 25 - Mon, Jun 29

United Airlines flights from San Juan Luis Munoz Marin Intl Airport to Portland, Maine

Our best United Airlines deals on San Juan Luis Munoz Marin Intl Airport to Portland, Maine flight tickets
United Airlines
Feb 5
SJU2:05 amSan Juan Luis Munoz Marin Intl
7h 56m
1 stop
PWM9:01 amPortland
Feb 8
PWM3:42 pmPortland
7h 54m
1 stop
SJU12:36 amSan Juan Luis Munoz Marin Intl
$328
United Airlines
Feb 6
SJU8:35 amSan Juan Luis Munoz Marin Intl
15h 55m
2 stops
PWM11:30 pmPortland
Feb 8
PWM8:35 amPortland
11h 25m
2 stops
SJU9:00 pmSan Juan Luis Munoz Marin Intl
$361
United Airlines
Mar 5
SJU8:30 amSan Juan Luis Munoz Marin Intl
15h 21m
2 stops
PWM10:51 pmPortland
Mar 12
PWM6:00 amPortland
7h 40m
1 stop
SJU1:40 pmSan Juan Luis Munoz Marin Intl
$404

American Airlines flights from San Juan Luis Munoz Marin Intl Airport to Portland, Maine

Our best American Airlines deals on San Juan Luis Munoz Marin Intl Airport to Portland, Maine flight tickets
American Airlines
Apr 1
SJU7:40 amSan Juan Luis Munoz Marin Intl
15h 10m
1 stop
PWM10:50 pmPortland
Apr 5
PWM11:59 amPortland
11h 53m
1 stop
SJU11:52 pmSan Juan Luis Munoz Marin Intl
$443
American Airlines
Apr 1
SJU7:40 amSan Juan Luis Munoz Marin Intl
8h 57m
2 stops
PWM4:37 pmPortland
Apr 5
PWM11:59 amPortland
11h 53m
1 stop
SJU11:52 pmSan Juan Luis Munoz Marin Intl
$499
American Airlines
Jul 10
SJU7:20 amSan Juan Luis Munoz Marin Intl
15h 20m
1 stop
PWM10:40 pmPortland
Jul 12
PWM7:23 amPortland
16h 54m
1 stop
SJU12:17 amSan Juan Luis Munoz Marin Intl
$580

momondo Fare Finder

 
Customize your flight search to find flights from San Juan Luis Munoz Marin Intl Airport to Portland, 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, momondo users made 832,500 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Sun 3/15

9:50 pm-11:55 am

2 stops14h 05m

Portland

Wed 3/18

4:30 pm-11:00 pm

1 stop6h 30m

$379

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Thu 3/5

8:30 am-10:51 pm

2 stops15h 21m

Portland

Thu 3/12

6:00 am-1:40 pm

1 stop7h 40m

$404

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Thu 6/25

7:00 am-11:50 pm

2 stops16h 50m

Portland

Mon 6/29

6:00 am-9:24 pm

2 stops15h 24m

$412

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Fri 7/10

5:30 am-12:20 pm

1 stop6h 50m

Portland

Mon 7/13

5:35 am-12:25 pm

1 stop6h 50m

$424

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Fri 3/13

5:30 am-4:45 pm

2 stops11h 15m

Portland

Sun 3/15

5:30 pm-12:05 am

1 stop6h 35m

$425

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Fri 3/13

5:00 am-2:15 pm

1 stop9h 15m

Portland

Sun 3/15

5:30 pm-12:05 am

1 stop6h 35m

$435

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Wed 3/4

2:05 am-10:49 am

1 stop9h 44m

Portland

Thu 3/12

6:00 am-1:40 pm

1 stop7h 40m

$438

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Wed 4/1

7:40 am-10:50 pm

1 stop15h 10m

Portland

Sun 4/5

11:59 am-11:52 pm

1 stop11h 53m

$443

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Thu 3/5

6:30 am-4:45 pm

2 stops11h 15m

Portland

Thu 3/12

12:35 pm-11:35 pm

2 stops11h 00m

$444

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Thu 6/25

5:30 am-12:20 pm

1 stop6h 50m

Portland

Mon 6/29

5:35 am-12:25 pm

1 stop6h 50m

$446

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from San Juan Luis Munoz Marin Intl Airport to Portland, Maine

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How have San Juan Luis Munoz Marin Intl Airport to Portland, Maine flight prices changed over time?

As of February 2026, prices for San Juan Luis Munoz Marin Intl Airport to Portland, Maine flights are approximately 63% more expensive when compared to flights at the same time last year.

When to book flights from San Juan Luis Munoz Marin Intl Airport to Portland, Maine

Are you open to changing your travel dates? Check out the ideal times to fly from San Juan Luis Munoz Marin Intl Airport to Portland, Maine according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Juan Luis Munoz Marin Intl Airport to Portland, Maine (SJU to PWM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan Luis Munoz Marin Intl Airport to Portland, Maine

Fastest flight time

6h 50m

Direct flights

None
The fastest flight from San Juan Luis Munoz Marin Intl Airport to Portland, Maine takes 6h 50m
There are no direct flights from San Juan Luis Munoz Marin Intl Airport to Portland, Maine. There are no popular flight routes from San Juan Luis Munoz Marin Intl Airport to Portland, Maine.
Search flight deals

  • How far is San Juan Luis Munoz Marin Intl to Portland by plane?

    The distance between San Juan Luis Munoz Marin Intl and Portland is about 1759.0 mi. 6h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Juan Luis Munoz Marin Intl Airport to Portland Airport?

    Prices for flights from San Juan Luis Munoz Marin Intl Airport to Portland Airport were last updated today.

  • How old do you have to be to fly from San Juan Luis Munoz Marin Intl Airport to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Juan Luis Munoz Marin Intl Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Conway
Freeport
Lewiston
Brunswick
Bartlett
Gorham
Auburn
Windham
Intervale
Bath
Oxford
Georgetown
Falmouth
Tamworth

Why use momondo?

Why should I use momondo to find a flight deal from San Juan to Portland?

It is quick and easy to find San Juan to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

Can I find flights from San Juan to Portland with flexible booking policies on momondo?

Flights from San Juan to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Juan to Portland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Juan to Portland.

I’m not ready to book a flight from San Juan to Portland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Juan to Portland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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