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

SJU — OPO
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

December

Cheapest in

January

Average price

$708
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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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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  • Most accurate provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Porto 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-Porto 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-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 FlightHub the most. FlightHub 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 $894). 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.

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 February 11, 2026.
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
9,274 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

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
9,274 reviews
United Airlines
7.4
Good
9,274 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

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
11,266 reviews
United Airlines
7.4
Good
9,274 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

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
3,112 reviews
United Airlines
7.4
Good
9,274 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

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 $544 and $652 round-trip. You may be able to fly from San Juan Luis Munoz Marin Intl Airport to Porto for 36% 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 $894). 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
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

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Alternative routes for Luis Munoz Marin Intl to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$544Average$863FlexibilityNo cancel feeOn-time71%
IberiaCheapest$544Average$869FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$652Average$912FlexibilityNo cancel feeOn-time69%

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