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Cheap flights from Luis Munoz Marin Intl (SJU) to Porto (OPO)

SJU — OPO
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Find flight deals from Luis Munoz Marin Intl to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to Porto (OPO). 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 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Popular in

December

Cheapest in

February

Average price

$1,274
Provider with most accurate pricing for San Juan Luis Munoz Marin Intl-Porto flight deals.
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Provider most trusted by Cheapflights users for San Juan Luis Munoz Marin Intl-Porto flights.
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Highest demand for flights based on searches. 4% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Compare providers for flights from Luis Munoz Marin Intl to Porto

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 Porto in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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-Porto flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-Porto flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-Porto 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-Porto flights, Cheapflights users trust eDreams the most. eDreams 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-Porto 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 Porto

Have a flexible travel schedule? Discover the best time to fly to Porto 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 Porto

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

Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Porto (average of $393). Flying from San Juan Luis Munoz Marin Intl Airport to Porto in June is currently the most expensive (average of $989). 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.

What is the cheapest time of day to fly from SJU to OPO?

Find hourly flight availability from Luis Munoz Marin Intl to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 38% on flights from San Juan Luis Munoz Marin Intl Airport to Porto by exploring options for tickets in the evening.

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated December 4, 2025.
Get a feel of what it's like to fly with United Airlines, American Airlines, and Iberia from San Juan Luis Munoz Marin Intl Airport to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Momny,Jun 2025

HND - BKK

I very love and happy with ANA and Sevice very super good .Thank you ANA
United Airlines
7.4
Good
9,066 reviews
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Momny,Jun 2025

HND - BKK

I very love and happy with ANA and Sevice very super good .Thank you ANA
American Airlines
7.2
Good
11,046 reviews
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Momny,Jun 2025

HND - BKK

I very love and happy with ANA and Sevice very super good .Thank you ANA
Iberia
7.0
Good
3,040 reviews
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Momny,Jun 2025

HND - BKK

I very love and happy with ANA and Sevice very super good .Thank you ANA

Related info for your journey

Find useful and relevant information for your journey from Luis Munoz Marin Intl to Porto. 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 Porto from San Juan Luis Munoz Marin Intl?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from San Juan Luis Munoz Marin Intl to Porto. 3 airlines have flights to Porto from San Juan Luis Munoz Marin Intl on a regular basis. Booking flights from San Juan Luis Munoz Marin Intl to Porto should not be difficult; the airport handles an average of 0 inbound flights from San Juan Luis Munoz Marin Intl per day.

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

    Our cheapest airline available from San Juan Luis Munoz Marin Intl Airport to Porto is American Airlines. Our recent data shows that you can find tickets from as low as $544 on this airline. Additional options worth looking into are Iberia and United Airlines, starting at $558 and $652 round-trip. You may be able to fly from San Juan Luis Munoz Marin Intl Airport to Porto for 40% less than the average price by searching for these airlines.

  • Can I find deals for flights from Luis Munoz Marin Intl to Porto that include hotel bookings?

    Yes. In addition to deals on Luis Munoz Marin Intl to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Luis Munoz Marin Intl to Porto?

    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 Porto.

  • Can I find deals for business class flights from Luis Munoz Marin Intl to Porto?

    Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl to Porto 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 Porto?

    Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Porto (average of $393). Flying from San Juan Luis Munoz Marin Intl Airport to Porto in June is currently the most expensive (average of $989). 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra
Vila Nova de Gaia

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Top 3 airlines flying from Luis Munoz Marin Intl to Porto

Discover the top 3 airlines that operate flights from Luis Munoz Marin Intl to Porto. 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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$544Average$863FlexibilityNo cancel feeOn-time71%
IberiaCheapest$558Average$858FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$652Average$912FlexibilityNo cancel feeOn-time69%

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