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Cheap flights from Portland to Puerto Rico from $135

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Puerto Rico departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:48 am - 5:24 am
PDX
-
SJU
13h 36m
1 stop
American Airlines Logo
1:23 pm - 11:44 pm
SJU
-
PDX
13h 21m
1 stop
$436American Airlines
Wed, Mar 4 - Wed, Mar 11
United Airlines Logo
10:16 pm - 12:04 pm
PDX
-
SJU
10h 48m
1 stop
United Airlines Logo
1:40 pm - 10:54 pm
SJU
-
PDX
12h 14m
1 stop
$440United Airlines
Fri, May 1 - Thu, May 14
Southwest Logo
6:00 am - 7:30 pm
PDX
-
SJU
10h 30m
2 stops
Southwest Logo
2:00 pm - 12:10 am
SJU
-
PDX
13h 10m
2 stops
$446Southwest
Wed, Apr 1 - Thu, Apr 30
American Airlines Logo
5:38 pm - 9:00 am
PDX
-
SJU
12h 22m
2 stops
American Airlines Logo
3:10 pm - 11:53 pm
SJU
-
PDX
11h 43m
1 stop
$449American Airlines
Wed, Apr 1 - Wed, Apr 15
American Airlines Logo
11:23 pm - 8:51 pm
PDX
-
SJU
18h 28m
1 stop
American Airlines Logo
11:59 pm - 4:59 pm
SJU
-
PDX
20h 00m
1 stop
$450American Airlines
Tue, Apr 21 - Mon, May 4
United Airlines Logo
7:00 am - 8:34 pm
PDX
-
SJU
10h 34m
1 stop
United Airlines Logo
1:40 pm - 9:15 pm
SJU
-
PDX
10h 35m
1 stop
$460United Airlines
Wed, May 13 - Wed, May 27
Southwest Logo
6:30 am - 10:40 pm
PDX
-
SJU
13h 10m
2 stops
Southwest Logo
5:05 am - 9:00 pm
SJU
-
PDX
18h 55m
2 stops
$470Southwest
Wed, May 13 - Wed, May 27
Delta Logo
11:40 am - 11:15 pm
PDX
-
SJU
8h 35m
1 stop
Delta Logo
7:15 am - 10:21 pm
SJU
-
PDX
18h 06m
2 stops
$478Delta
Wed, Mar 11 - Sat, May 2
Multiple Airlines Logo
2:47 pm - 11:50 am
PDX
-
SJU
18h 03m
2 stops
Multiple Airlines Logo
6:30 am - 11:03 am
SJU
-
PDX
55h 33m
3 stops
$479Multiple Airlines
Wed, Apr 1 - Wed, Apr 15
Southwest Logo
5:50 am - 12:40 am
PDX
-
SJU
14h 50m
2 stops
Southwest Logo
5:30 am - 2:25 pm
SJU
-
PDX
11h 55m
2 stops
$481Southwest
Mon, Mar 2 - Mon, Mar 9

Delta flights from Portland to Puerto Rico

Our best Delta deals on Portland to Puerto Rico flight tickets
Delta
Mar 11
PDX11:40 amPortland
8h 35m
1 stop
SJU11:15 pmSan Juan Luis Munoz Marin Intl
May 2
SJU7:15 amSan Juan Luis Munoz Marin Intl
18h 06m
2 stops
PDX10:21 pmPortland
$478
Delta
May 3
PDX11:15 pmPortland
10h 37m
1 stop
SJU12:52 pmSan Juan Luis Munoz Marin Intl
May 8
SJU1:55 pmSan Juan Luis Munoz Marin Intl
10h 45m
1 stop
PDX9:40 pmPortland
$493
Delta
Apr 16
PDX11:15 pmPortland
10h 37m
1 stop
SJU12:52 pmSan Juan Luis Munoz Marin Intl
Apr 22
SJU1:25 pmSan Juan Luis Munoz Marin Intl
11h 51m
1 stop
PDX10:16 pmPortland
$498

American Airlines flights from Portland to Puerto Rico

Our best American Airlines deals on Portland to Puerto Rico flight tickets
American Airlines
Mar 4
PDX11:48 amPortland
13h 36m
1 stop
SJU5:24 amSan Juan Luis Munoz Marin Intl
Mar 11
SJU1:23 pmSan Juan Luis Munoz Marin Intl
13h 21m
1 stop
PDX11:44 pmPortland
$436
American Airlines
Apr 1
PDX5:38 pmPortland
12h 22m
2 stops
SJU9:00 amSan Juan Luis Munoz Marin Intl
Apr 15
SJU11:59 pmSan Juan Luis Munoz Marin Intl
20h 00m
1 stop
PDX4:59 pmPortland
$449
American Airlines
Apr 21
PDX11:23 pmPortland
18h 28m
1 stop
SJU8:51 pmSan Juan Luis Munoz Marin Intl
May 4
SJU11:59 pmSan Juan Luis Munoz Marin Intl
20h 00m
1 stop
PDX4:59 pmPortland
$450

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Puerto Rico 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 3, 2026.
Use the filters below to find and compare flights from Portland to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Wed 3/4

11:48 am-5:24 am

1 stop13h 36m

San Juan Luis Munoz Marin Intl

Wed 3/11

1:23 pm-11:44 pm

1 stop13h 21m

$436

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Fri 5/1

10:16 pm-12:04 pm

1 stop10h 48m

San Juan Luis Munoz Marin Intl

Thu 5/14

1:40 pm-10:54 pm

1 stop12h 14m

$440

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Wed 4/1

6:00 am-7:30 pm

2 stops10h 30m

San Juan Luis Munoz Marin Intl

Thu 4/30

2:00 pm-12:10 am

2 stops13h 10m

$446

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Wed 4/1

5:38 pm-9:00 am

2 stops12h 22m

San Juan Luis Munoz Marin Intl

Wed 4/15

3:10 pm-11:53 pm

1 stop11h 43m

$449

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Tue 4/21

11:23 pm-8:51 pm

1 stop18h 28m

San Juan Luis Munoz Marin Intl

Mon 5/4

11:59 pm-4:59 pm

1 stop20h 00m

$450

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Wed 5/13

7:00 am-8:34 pm

1 stop10h 34m

San Juan Luis Munoz Marin Intl

Wed 5/27

1:40 pm-9:15 pm

1 stop10h 35m

$460

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Wed 5/13

6:30 am-10:40 pm

2 stops13h 10m

San Juan Luis Munoz Marin Intl

Wed 5/27

5:05 am-9:00 pm

2 stops18h 55m

$470

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Wed 3/11

11:40 am-11:15 pm

1 stop8h 35m

San Juan Luis Munoz Marin Intl

Sat 5/2

7:15 am-10:21 pm

2 stops18h 06m

$478

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Wed 4/1

2:47 pm-11:50 am

2 stops18h 03m

San Juan Luis Munoz Marin Intl

Wed 4/15

6:30 am-11:03 am

3 stops55h 33m

$479

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Mon 3/2

5:50 am-12:40 am

2 stops14h 50m

San Juan Luis Munoz Marin Intl

Mon 3/9

5:30 am-2:25 pm

2 stops11h 55m

$481

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Puerto Rico from

How to get the cheapest flight ticket from Portland to Puerto Rico

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

What is the cheapest month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in October, then you should wait until September to fly from Portland, when ticket prices are also cheap, with an average price of $489.

How far in advance should I book a flight to Puerto Rico?

You are more likely to see cheaper flights to Puerto Rico from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $580 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Portland for as low as $492 on momondo.

Can stopping save me money on Portland to Puerto Rico flights?

You could potentially save up to 5% on your flight if you consider stops on a Portland to Puerto Rico flight.

Cheap Portland to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Puerto Rico

Fastest flight time

9h 56m

Direct flights

None
The fastest flight from Portland to Puerto Rico takes 9h 56m
There are no direct flights from Portland to Puerto Rico. There are no popular flight routes from Portland to Puerto Rico.
Search flight deals

  • When did momondo last update prices for flights from Portland Airport to Puerto Rico?

    Prices for flights from Portland Airport to Puerto Rico are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Puerto Rico?

  • How old do you have to be to fly from Portland Airport to Puerto Rico?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The travel and health documents required for your trip to Puerto Rico 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 Puerto Rico. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Portland to Puerto Rico

Compare and see reviews for airlines that fly from Portland to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $185Free CancellationRating
7.2
2,893 reviews
Search JetBlue flights
Spirit AirlinesPriceFrom $241Free CancellationRating
6.3
8,407 reviews
Search Spirit Airlines flights
DeltaPriceFrom $262Free CancellationRating
7.9
8,138 reviews
Search Delta flights
American AirlinesPriceFrom $364Free CancellationRating
7.2
11,218 reviews
Search American Airlines flights
United AirlinesPriceFrom $401Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
SouthwestPriceFrom $454Free CancellationRating
8.0
4,272 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Puerto Rico?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Puerto Rico. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Puerto Rico with flexible booking policies on momondo?

Yes. All flights to Puerto Rico from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Portland to Puerto Rico?

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 Portland to Puerto Rico.

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

Of course. momondo tracks the price of Portland to Puerto Rico flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to Puerto Rico

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