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$222+ Cheap flights from Marco Island, FL to Porto (OPO)

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — OPO
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Marco Island to Porto are usually found in February or January, booked 14 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Marco Island to Porto

Keep the following information in mind while searching for Marco Island to Porto flight deals. Data was last updated September 15, 2025.

Round-trip from

$404
(Flightnetwork)

One-way from

$222
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$694
From Marco Island to Porto
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One-way flight from Marco Island to Porto
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Marco Island to Porto

Cheapest flights from Marco Island to Porto
Explore the most affordable flight options available from Marco Island to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Flightnetwork deal was found by Cheapflights users on 9/15. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2710:45 pmMIA - OPO
1 stop28h 05mAir Europa
Wed 11/127:35 amOPO - MIA
1 stop16h 55mAir Europa
Deal found 9/15$404
This Flighttix deal was found by Cheapflights users on 9/15. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/274:50 pmMIA - OPO
2 stops36h 40mUnited Airlines
Wed 11/1212:35 pmOPO - MIA
1 stop15h 29mUnited Airlines
Deal found 9/15$415
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/278:00 amMIA - OPO
2 stops24h 50mMultiple Airlines
Wed 11/1212:10 pmOPO - MIA
1 stop34h 20mMultiple Airlines
Deal found 9/15$429
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 11/44:42 pmMIA - OPO
1 stop11h 48mUnited Airlines
Thu 11/1312:35 pmOPO - MIA
1 stop15h 29mUnited Airlines
Deal found 9/15$435
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 11/114:42 pmMIA - OPO
1 stop11h 48mUnited Airlines
Fri 11/2112:35 pmOPO - MIA
1 stop15h 29mUnited Airlines
Deal found 9/13$436
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/59:45 pmMIA - OPO
1 stop12h 30mAir Europa
Tue 11/1111:35 amOPO - MIA
1 stop12h 55mAir Europa
Deal found 9/15$443
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 11/114:42 pmMIA - OPO
1 stop11h 48mUnited Airlines
Thu 11/2012:35 pmOPO - MIA
1 stop15h 29mUnited Airlines
Deal found 9/13$444
This Iberia deal was found by Cheapflights users on 9/14. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/255:20 pmMIA - OPO
1 stop17h 40mIberia
Tue 12/912:25 pmOPO - MIA
1 stop13h 20mIberia
Deal found 9/14$446

Cheapflights Fare Finder

 
Customize your flight search to find flights from Marco Island to Porto 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 September 15, 2025.
Use the filters below to find and compare flights from Marco Island to Porto that are best for you.

Fly from

Marco Island

Fly to

Porto

Route

Depart

Return

Price

MiamiPorto

MIA - OPO

MIAOPO

Miami

Tue 11/4

4:42 pm-9:30 am

1 stop11h 48m

Porto

Wed 11/12

12:35 pm-11:04 pm

1 stop15h 29m

$435

MiamiPorto

MIA - OPO

MIAOPO

Miami

Mon 10/27

7:00 am-9:30 am

1 stop22h 30m

Porto

Wed 11/12

6:00 am-11:59 pm

2 stops22h 59m

$458

MiamiPorto

MIA - OPO

MIAOPO

Miami

Tue 11/4

12:23 pm-9:30 am

2 stops16h 07m

Porto

Thu 11/13

12:35 pm-10:53 am

2 stops27h 18m

$460

MiamiPorto

MIA - OPO

MIAOPO

Miami

Wed 11/12

9:00 am-9:30 am

2 stops19h 30m

Porto

Thu 11/20

12:35 pm-11:04 pm

1 stop15h 29m

$461

MiamiPorto

MIA - OPO

MIAOPO

Miami

Wed 11/5

10:40 pm-10:25 am

1 stop30h 45m

Porto

Wed 11/12

11:25 am-8:20 pm

1 stop13h 55m

$465

MiamiPorto

MIA - OPO

MIAOPO

Miami

Tue 11/4

7:50 pm-6:30 pm

1 stop17h 40m

Porto

Tue 11/11

1:45 pm-4:55 pm

1 stop32h 10m

$467

MiamiPorto

MIA - OPO

MIAOPO

Miami

Thu 11/6

7:00 am-9:30 am

2 stops21h 30m

Porto

Thu 11/13

12:35 pm-11:04 pm

1 stop15h 29m

$468

MiamiPorto

MIA - OPO

MIAOPO

Miami

Thu 11/6

4:42 pm-9:30 am

1 stop11h 48m

Porto

Fri 11/14

12:35 pm-11:04 pm

1 stop15h 29m

$468

MiamiPorto

MIA - OPO

MIAOPO

Miami

Tue 11/11

6:45 pm-12:50 pm

1 stop13h 05m

Porto

Tue 11/18

1:45 pm-4:55 pm

1 stop32h 10m

$469

MiamiPorto

MIA - OPO

MIAOPO

Miami

Tue 11/11

4:42 pm-9:30 am

1 stop11h 48m

Porto

Mon 11/17

12:35 pm-11:04 pm

1 stop15h 29m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 17 results
1
2

Best time to book a flight from Marco Island to Porto

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

How far ahead should I book a flight from Marco Island to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Marco Island to Porto. Price data was last updated on September 12, 2025.

The price you pay for your flight from Marco Island to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 14 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 Marco Island to Porto?

Currently, January is the cheapest month in which you can book a flight from Marco Island to Porto (average of $523). Flying from Marco Island to Porto in June is currently the most expensive (average of $1,027). 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 MA9 to OPO?

Find hourly flight availability from Marco Island 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 September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Marco Island to Porto as you normally would.

What is the cheapest day to fly from Marco Island to Porto?

Use this chart to determine the cheapest time to fly round-trip from Marco Island to Porto. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Marco Island to Porto flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Marco Island to Porto?

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 September 15, 2025.
See what other customers who have flown with United Airlines, Air Canada, and TAP AIR PORTUGAL from Marco Island to Porto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
TAP AIR PORTUGAL
7.1
Good
1,975 reviews
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Europa
7.0
Good
556 reviews
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Iberia
7.0
Good
2,924 reviews
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Marco Island 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 Marco Island?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from Marco Island to Porto. 11 airlines have flights to Porto from Marco Island on a regular basis. Booking flights from Marco Island to Porto should not be difficult; the airport handles an average of 0 inbound flights from Marco Island per day.

  • How long is the flight from Marco Island to Porto?

    United Airlines can get you from Marco Island to Porto in just under 11h 48m. Your travel time can differ by up to . Marco Island and Porto are separated by a distance of 4140 mi.

  • Can I find deals for flights from Marco Island to Porto that include hotel bookings?

    Yes. In addition to deals on Marco Island to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Marco Island to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Marco Island to Porto.

  • Can I find deals for business class flights from Marco Island to Porto?

    Yes. Cheapflights offers flight deals from Marco Island 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 Marco Island to Porto?

    Currently, January is the cheapest month in which you can book a flight from Marco Island to Porto (average of $523). Flying from Marco Island to Porto in June is currently the most expensive (average of $1,027). 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

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Top 10 airlines flying from Marco Island to Porto

Discover the top 10 airlines that operate flights from Marco Island 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$377Average$523FlexibilityNo cancel feeOn-time79%
Air EuropaCheapest$469Average$721FlexibilityNo cancel feeOn-time83%
TAP AIR PORTUGALCheapest$471Average$760FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$503Average$741FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$521Average$693FlexibilityNo cancel feeOn-time70%
IberiaCheapest$525Average$688FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$532Average$934FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$550Average$745FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$553Average$876FlexibilityNo cancel feeOn-time67%
KLMCheapest$553Average$614FlexibilityNo cancel feeOn-time75%

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