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$220+ Cheap flights from Luis Munoz Marin Intl (SJU) 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — PDX
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
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 January 20, 2026.

This Southwest deal was found by Cheapflights users on 1/19. 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.
Wed 2/1812:10 pm
SJU
-
PDX
2 stops14h 05m
Southwest
Tue 2/246:20 am
PDX
-
SJU
2 stops12h 50m
Southwest
Deal found 1/19$405
This American Airlines deal was found by Cheapflights users on 1/18. 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.
Thu 4/3011:59 pm
SJU
-
PDX
1 stop20h 00m
American Airlines
Tue 5/511:59 pm
PDX
-
SJU
2 stops12h 36m
American Airlines
Deal found 1/18$440
This Southwest deal was found by Cheapflights users on 1/18. 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.
Thu 4/236:50 am
SJU
-
PDX
2 stops16h 20m
Southwest
Thu 4/303:00 pm
PDX
-
SJU
2 stops15h 10m
Southwest
Deal found 1/18$456
This Faresmojo deal was found by Cheapflights users on 1/18. 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.
Thu 6/2512:30 pm
SJU
-
PDX
1 stop12h 55m
JetBlue
Tue 6/3011:40 pm
PDX
-
SJU
1 stop13h 25m
JetBlue
Deal found 1/18$471
This United Airlines deal was found by Cheapflights users on 1/18. 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.
Wed 5/277:20 am
SJU
-
PDX
2 stops13h 45m
United Airlines
Sun 5/315:15 am
PDX
-
SJU
1 stop9h 15m
United Airlines
Deal found 1/18$480
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Tue 2/108:20 am
SJU
-
PDX
2 stops16h 07m
American Airlines
Sat 2/1411:40 pm
PDX
-
SJU
1 stop19h 51m
American Airlines
Deal found 1/19$494
This American Airlines deal was found by Cheapflights users on 1/18. 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.
Sun 5/1011:59 pm
SJU
-
PDX
1 stop20h 00m
American Airlines
Fri 5/1511:59 pm
PDX
-
SJU
1 stop11h 13m
American Airlines
Deal found 1/18$503
This American Airlines deal was found by Cheapflights users on 1/18. 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.
Wed 3/256:00 am
SJU
-
PDX
1 stop20h 44m
American Airlines
Thu 4/911:59 pm
PDX
-
SJU
2 stops12h 36m
American Airlines
Deal found 1/18$516
This United Airlines deal was found by Cheapflights users on 1/18. 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.
Thu 4/231:40 pm
SJU
-
PDX
2 stops14h 04m
United Airlines
Thu 4/3010:16 pm
PDX
-
SJU
1 stop10h 48m
United Airlines
Deal found 1/18$525
This Southwest deal was found by Cheapflights users on 1/18. 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.
Tue 2/35:40 am
SJU
-
PDX
2 stops14h 00m
Southwest
Sat 2/78:45 am
PDX
-
SJU
2 stops11h 25m
Southwest
Deal found 1/18$532
This Faresmojo deal was found by Cheapflights users on 1/19. 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.
Sun 3/12:12 pm
SJU
-
PDX
1 stop11h 56m
JetBlue
Fri 3/612:40 am
PDX
-
SJU
1 stop10h 38m
JetBlue
Deal found 1/19$540

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 (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 January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$405
(Southwest)

One-way from

$220
(American Airlines)

Popular in

June

Cheapest in

March

Average price

$493
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
Search Deals
One-way flight from San Juan Luis Munoz Marin Intl to Portland
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 20, 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

Luis Munoz Marin Intl

Fly to

Portland

Route

Depart

Return

Price

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Wed 2/18

12:10 pm-10:15 pm

2 stops14h 05m

Portland

Tue 2/24

6:20 am-11:10 pm

2 stops12h 50m

$405

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Fri 3/13

2:07 pm-9:53 pm

1 stop10h 46m

Portland

Mon 3/16

5:36 pm-12:54 pm

2 stops16h 18m

$440

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Wed 2/18

8:30 am-3:27 pm

1 stop10h 57m

Portland

Tue 2/24

7:00 am-9:00 pm

1 stop10h 00m

$440

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Fri 4/3

11:46 am-12:22 am

1 stop15h 36m

Portland

Mon 4/6

10:53 pm-2:52 pm

1 stop12h 59m

$440

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

9:44 pm-9:49 pm

1 stop20h 05m

$440

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Tue 2/17

5:25 pm-10:58 am

1 stop21h 33m

$220

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Tue 2/3

8:05 pm-10:33 am

3 stops42h 28m

$253

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Tue 2/17

8:30 am-3:27 pm

1 stop10h 57m

$270

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Tue 2/3

3:46 pm-10:53 pm

1 stop11h 07m

$283

San JuanPortland

SJU - PDX

SJUPDX

San Juan Luis Munoz Marin Intl

Sun 5/10

5:45 am-11:52 pm

1 stop21h 07m

$283

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/17

Showing 1-10 of 12 results
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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 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 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 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 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 flights, Cheapflights users trust Expedia the most. Expedia 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 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

How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Luis Munoz Marin Intl to Portland. Price data was last updated on January 16, 2026.

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Juan Luis Munoz Marin Intl Airport to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Portland?

Currently, September is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Portland (average of $228). Flying from San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl Airport 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 January 20, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from San Juan Luis Munoz Marin Intl Airport to Portland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
8,076 reviews
Southwest
8.0
Very good
4,267 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
9,180 reviews
Southwest
8.0
Very good
4,267 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
11,164 reviews
Southwest
8.0
Very good
4,267 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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 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?

    Most people fly into Portland (PDX) if they book a flight to Portland from San Juan Luis Munoz Marin Intl. On average, Portland has 0 inbound flights from San Juan Luis Munoz Marin Intl per day from 4 airlines. Portland is conveniently located just 6.0 mi from Portland’s city center.

  • How long is the flight from San Juan Luis Munoz Marin Intl Airport to Portland?

    Airlines like Southwest, Delta, and United Airlines fly from San Juan Luis Munoz Marin Intl Airport to Portland in about 10h 46m. The time it takes to get you to your destination can typically vary by up to 3h 19m. The distance between San Juan Luis Munoz Marin Intl Airport and Portland is about 3710 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Juan Luis Munoz Marin Intl Airport to Portland round-trip?

    Currently priced at $190, Delta will fly you from San Juan Luis Munoz Marin Intl Airport to Portland and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $379 and $406, respectively. Users have found that Delta is 64% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from San Juan Luis Munoz Marin Intl Airport to Portland one-way?

    The cheapest airlines for a one-way flight from San Juan Luis Munoz Marin Intl Airport to Portland are JetBlue ($180), Delta ($184), and United Airlines ($188).

  • 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?

    Currently, September is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Portland (average of $228). Flying from San Juan Luis Munoz Marin Intl Airport 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
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Clackamas
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Beaverton
Hillsboro
Troutdale
Cannon Beach
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Alternative routes for Luis Munoz Marin Intl to Portland

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

Top 4 airlines flying from Luis Munoz Marin Intl to Portland

Discover the top 4 airlines that operate flights from Luis Munoz Marin Intl 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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$190Average$512FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$379Average$525FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$406Average$567FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$466Average$565FlexibilityNo cancel feeOn-time63%

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