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$137+ Cheap flights from San Juan to Portland (PDX)

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — PDX
Jan 28 — Feb 41
Wed 1/28
Wed 2/4
1 adult, Economy
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Cheap flight deals from San Juan to Portland

Cheapest flights from San Juan to Portland
Explore the most affordable flight options available from San Juan to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 29, 2025.

This Southwest deal was found by Cheapflights users on 12/28. 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 12/2911:35 amSJU - PDX
2 stops14h 05mSouthwest
Fri 1/25:00 amPDX - SJU
2 stops14h 15mSouthwest
Deal found 12/28$805
This Kiwi.com deal was found by Cheapflights users on 12/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amSJU - PDX
2 stops35h 24mMultiple Airlines
Fri 1/26:00 pmPDX - SJU
1 stop17h 25mMultiple Airlines
Deal found 12/28$845
This United Airlines deal was found by Cheapflights users on 12/28. 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.
Mon 12/293:46 pmSJU - PDX
1 stop11h 13mUnited Airlines
Fri 1/22:35 pmPDX - SJU
1 stop11h 36mUnited Airlines
Deal found 12/28$870

Find flight deals from San Juan to Portland

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Portland (PDX). 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 December 29, 2025.

Round-trip from

$419
(Delta)

One-way from

$137
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$521
From San Juan to Portland
Search Deals
One-way flight from San Juan to Portland
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan 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 December 29, 2025.
Use the filters below to find and compare flights from San Juan to Portland that are best for you.

Fly from

San Juan

Fly to

Portland

Route

Depart

Return

Price

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Thu 1/22

2:15 pm-10:15 pm

1 stop12h 00m

Portland

Mon 1/26

5:15 pm-1:05 pm

2 stops15h 50m

$419

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Tue 2/10

8:20 am-8:27 pm

2 stops16h 07m

Portland

Sat 2/14

11:59 pm-3:12 pm

1 stop11h 13m

$419

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Wed 2/4

7:00 am-8:32 pm

2 stops17h 32m

Portland

Wed 2/18

7:00 am-11:56 pm

1 stop12h 56m

$419

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Thu 2/5

11:20 am-10:30 pm

2 stops15h 10m

Portland

Thu 2/19

6:45 am-12:40 am

2 stops13h 55m

$432

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Thu 2/19

7:00 am-6:16 pm

2 stops15h 16m

Portland

Tue 2/24

7:00 am-11:56 pm

1 stop12h 56m

$472

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Thu 2/19

7:00 am-6:16 pm

2 stops15h 16m

Portland

Wed 2/25

7:00 am-11:56 pm

1 stop12h 56m

$472

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Thu 1/15

5:35 am-5:15 pm

2 stops15h 40m

Portland

Mon 1/19

6:45 am-12:05 am

2 stops13h 20m

$482

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Sat 4/11

10:00 pm-11:55 am

2 stops40h 55m

$137

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Sat 1/10

7:35 am-11:15 am

2 stops31h 40m

$209

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Tue 2/17

8:15 am-11:59 pm

1 stop19h 44m

$210

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Showing 1-10 of 13 results
1
2

Best time to book a flight from San Juan to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from San Juan 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 to Portland

How far ahead should I book a flight from San Juan to Portland?

Use this chart to determine the optimal time to book a round-trip flight from San Juan to Portland. Price data was last updated on December 26, 2025.

The price you pay for your flight from San Juan to Portland may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Juan to Portland?

Currently, September is the cheapest month in which you can book a flight from San Juan to Portland (average of $228). Flying from San Juan to Portland in October is currently the most expensive (average of $481). 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.

How much does it cost to fly round-trip from San Juan to Portland?

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated December 29, 2025.
Read through reviews of airlines operating flights from San Juan to Portland, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,252 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,252 reviews
Southwest
8.0
Very good
4,252 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,014 reviews
Southwest
8.0
Very good
4,252 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,120 reviews
Southwest
8.0
Very good
4,252 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,072 reviews
Southwest
8.0
Very good
4,252 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from San Juan 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?

    Portland (PDX) is the airport you will fly into if you book a flight from San Juan to Portland. You should not have trouble finding flights to Portland from San Juan; the airport handles an average of 0 inbound flights from San Juan per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the Portland airport from San Juan. It is only a 6.0 mi journey from Portland (PDX) to Portland’s city center.

  • How long is the flight from San Juan to Portland?

    A quick flight from San Juan to Portland can take about 12h. Delta provides one of the quickest options available for as low as $419. The distance between San Juan and Portland is about 3710 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from San Juan to Portland round-trip?

    Delta, at $190, was found to be the cheapest airline from San Juan to Portland.Alternate airlines to your destination round-trip include American Airlines and United Airlines. You may be able to fly from San Juan to Portland for 63% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from San Juan to Portland one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $180. JetBlue flights start at $180 while deals on Delta start at $184 one-way.

  • Can I find deals for flights from San Juan to Portland that include hotel bookings?

    Yes. In addition to deals on San Juan to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Juan to Portland?

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

  • Can I find deals for business class flights from San Juan to Portland?

    Yes. Cheapflights offers flight deals from San Juan 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 to Portland?

    Currently, September is the cheapest month in which you can book a flight from San Juan to Portland (average of $228). Flying from San Juan to Portland in October is currently the most expensive (average of $481). 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
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Beaverton
McMinnville
Hillsboro
Troutdale
Cannon Beach
Long Beach
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Tillamook
Pacific City
Gresham

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Alternative routes for San Juan to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Portland flights
Luis Munoz Marin Intl to Boise flights
Aguadilla to Portland flights

Top 4 airlines flying from San Juan to Portland

Discover the top 4 airlines that operate flights from San Juan to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$242Average$512FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$369Average$523FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$406Average$567FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$466Average$565FlexibilityNo cancel feeOn-time63%

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