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Cheap flights from Portland to Puerto Rico from $210

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 2/8. 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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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.
Frontier Logo
12:52 pm - 11:19 amPDX-SJU
18h 27m2 stops
Frontier Logo
9:30 pm - 3:07 pmSJU-PDX
21h 37m2 stops
$330Frontier
Find Deal
Sat, Nov 15 - Sat, Nov 22
Frontier Logo
12:52 pm - 11:19 amPDX-SJU
18h 27m2 stops
Frontier Logo
10:22 pm - 3:16 pmSJU-PDX
20h 54m2 stops
$367Frontier
Find Deal
Sat, Nov 15 - Sun, Nov 23
Southwest Logo
6:30 am - 11:10 pmPDX-SJU
12h 40m2 stops
Southwest Logo
12:10 pm - 10:15 pmSJU-PDX
14h 05m2 stops
$375Southwest
Find Deal
Tue, Jan 20 - Wed, Jan 28
Southwest Logo
8:00 am - 12:35 amPDX-SJU
12h 35m2 stops
Southwest Logo
8:55 am - 6:15 pmSJU-PDX
13h 20m2 stops
$397Southwest
Find Deal
Tue, Dec 2 - Wed, Dec 10
Delta Logo
12:40 am - 3:20 pmPDX-SJU
10h 40m1 stop
Delta Logo
7:30 am - 11:55 pmSJU-PDX
20h 25m2 stops
$419Delta
Find Deal
Mon, Jan 19 - Tue, Jan 27
United Airlines Logo
11:21 pm - 2:40 pmPDX-SJU
11h 19m1 stop
United Airlines Logo
2:05 am - 1:37 pmSJU-PDX
15h 32m2 stops
$448United Airlines
Find Deal
Sat, Dec 6 - Mon, Dec 8
United Airlines Logo
11:05 pm - 12:55 pmPDX-SJU
9h 50m1 stop
United Airlines Logo
2:05 am - 2:48 pmSJU-PDX
16h 43m2 stops
$449United Airlines
Find Deal
Tue, Jan 20 - Wed, Feb 18
American Airlines Logo
6:22 pm - 10:48 amPDX-SJU
12h 26m2 stops
American Airlines Logo
6:00 am - 11:46 pmSJU-PDX
21h 46m1 stop
$457American Airlines
Find Deal
Sat, Jan 24 - Mon, Feb 2
Delta Logo
5:23 am - 11:59 pmPDX-SJU
14h 36m2 stops
Delta Logo
2:15 pm - 12:17 amSJU-PDX
14h 02m2 stops
$472Delta
Find Deal
Tue, Jan 20 - Thu, Jan 29
American Airlines Logo
11:01 pm - 6:22 pmPDX-SJU
15h 21m1 stop
American Airlines Logo
8:20 am - 8:17 pmSJU-PDX
15h 57m1 stop
$473American Airlines
Find Deal
Thu, Jan 8 - Sat, Jan 17

Southwest flights from Portland to Puerto Rico

Our best Southwest deals on Portland to Puerto Rico flight tickets
Southwest
Jan 20
PDX6:30 amPortland
12h 40m
2 stops
SJU11:10 pmSan Juan Luis Munoz Marin Intl
Jan 28
SJU12:10 pmSan Juan Luis Munoz Marin Intl
14h 05m
2 stops
PDX10:15 pmPortland
$375
Find similar
Southwest
Dec 2
PDX8:00 amPortland
12h 35m
2 stops
SJU12:35 amSan Juan Luis Munoz Marin Intl
Dec 10
SJU8:55 amSan Juan Luis Munoz Marin Intl
13h 20m
2 stops
PDX6:15 pmPortland
$397
Find similar
Southwest
Dec 10
PDX6:15 amPortland
13h 05m
2 stops
SJU11:20 pmSan Juan Luis Munoz Marin Intl
Dec 17
SJU2:05 pmSan Juan Luis Munoz Marin Intl
12h 30m
2 stops
PDX10:35 pmPortland
$435
Find similar

Delta flights from Portland to Puerto Rico

Our best Delta deals on Portland to Puerto Rico flight tickets
Delta
Jan 19
PDX12:40 amPortland
10h 40m
1 stop
SJU3:20 pmSan Juan Luis Munoz Marin Intl
Jan 27
SJU7:30 amSan Juan Luis Munoz Marin Intl
20h 25m
2 stops
PDX11:55 pmPortland
$419
Find similar
Delta
Jan 20
PDX5:23 amPortland
14h 36m
2 stops
SJU11:59 pmSan Juan Luis Munoz Marin Intl
Jan 29
SJU2:15 pmSan Juan Luis Munoz Marin Intl
14h 02m
2 stops
PDX12:17 amPortland
$472
Find similar
Delta
Jan 22
PDX12:40 amPortland
10h 40m
1 stop
SJU3:20 pmSan Juan Luis Munoz Marin Intl
Jan 27
SJU7:30 amSan Juan Luis Munoz Marin Intl
20h 25m
2 stops
PDX11:55 pmPortland
$482
Find similar

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 October 30, 2025.
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

Sat 11/15

12:52 pm-11:19 am

2 stops18h 27m

San Juan Luis Munoz Marin Intl

Sat 11/22

9:30 pm-3:07 pm

2 stops21h 37m

$330

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Sat 11/15

12:52 pm-11:19 am

2 stops18h 27m

San Juan Luis Munoz Marin Intl

Sun 11/23

10:22 pm-3:16 pm

2 stops20h 54m

$367

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Tue 1/20

6:30 am-11:10 pm

2 stops12h 40m

San Juan Luis Munoz Marin Intl

Wed 1/28

12:10 pm-10:15 pm

2 stops14h 05m

$375

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Tue 12/2

8:00 am-12:35 am

2 stops12h 35m

San Juan Luis Munoz Marin Intl

Wed 12/10

8:55 am-6:15 pm

2 stops13h 20m

$397

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Mon 1/19

12:40 am-3:20 pm

1 stop10h 40m

San Juan Luis Munoz Marin Intl

Tue 1/27

7:30 am-11:55 pm

2 stops20h 25m

$419

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Sat 12/6

11:21 pm-2:40 pm

1 stop11h 19m

San Juan Luis Munoz Marin Intl

Mon 12/8

2:05 am-1:37 pm

2 stops15h 32m

$448

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Tue 1/20

11:05 pm-12:55 pm

1 stop9h 50m

San Juan Luis Munoz Marin Intl

Wed 2/18

2:05 am-2:48 pm

2 stops16h 43m

$449

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Sat 1/24

6:22 pm-10:48 am

2 stops12h 26m

San Juan Luis Munoz Marin Intl

Mon 2/2

6:00 am-11:46 pm

1 stop21h 46m

$457

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Tue 1/20

5:23 am-11:59 pm

2 stops14h 36m

San Juan Luis Munoz Marin Intl

Thu 1/29

2:15 pm-12:17 am

2 stops14h 02m

$472

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Thu 1/8

11:01 pm-6:22 pm

1 stop15h 21m

San Juan Luis Munoz Marin Intl

Sat 1/17

8:20 am-8:17 pm

1 stop15h 57m

$473

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 $481.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from Portland is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $454. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Thursday, with ticket prices averaging around $655.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the afternoon. Flights from Portland to Puerto Rico during this time can be as low as $428. In contrast, the most expensive time of day to depart to Puerto Rico is in the morning when prices are around $602.

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 $576 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 $472 on momondo.

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

Direct flights

None
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
2,906 reviews
Search JetBlue flights
Spirit AirlinesPriceFrom $248Free CancellationRating
6.3
8,115 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $342Free CancellationRating
7.2
11,030 reviews
Search American Airlines flights
DeltaPriceFrom $358Free CancellationRating
7.9
7,993 reviews
Search Delta flights
United AirlinesPriceFrom $399Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
SouthwestPriceFrom $444Free CancellationRating
8.0
4,242 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

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