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$321+ Cheap flights from Clearwater, 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
MCO — OPO
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Clearwater to Porto

Keep the following information in mind while searching for Clearwater to Porto flight deals. Data was last updated July 31, 2025.

Round-trip from

$580
(United Airlines)

One-way from

$321
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,030
From Clearwater to Porto
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One-way flight from Clearwater to Porto
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Highest demand for flights based on searches. 24% potential increase in price ($295 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Clearwater to Porto

Cheapest flights from Clearwater to Porto
Explore the most affordable flight options available from Clearwater to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This United Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 10/214:07 pmTPA - OPO
1 stop12h 38mUnited Airlines
Thu 11/206:00 amOPO - TPA
1 stop15h 40mUnited Airlines
Deal found 7/28$580
This Travelocity deal was found by Cheapflights users on 7/31. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:25 pmTPA - OPO
1 stop23h 00mLufthansa
Tue 12/96:00 amOPO - TPA
1 stop15h 40mLufthansa
Deal found 7/31$601
This Travelocity deal was found by Cheapflights users on 7/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2112:00 pmTPA - OPO
2 stops18h 30mAir Canada
Thu 11/206:00 amOPO - TPA
2 stops22h 27mAir Canada
Deal found 7/28$602
This Ovago deal was found by Cheapflights users on 7/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:30 pmTPA - OPO
1 stop15h 35mBritish Airways
Fri 12/198:40 pmOPO - TPA
2 stops28h 09mBritish Airways
Deal found 7/29$696
This Booking.com deal was found by Cheapflights users on 7/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2812:05 pmTPA - OPO
2 stops18h 05mMultiple Airlines
Sun 12/76:00 amOPO - TPA
2 stops34h 02mMultiple Airlines
Deal found 7/28$702
This KAYAK deal was found by Cheapflights users on 7/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/234:45 pmTPA - OPO
2 stops19h 00mScandinavian Airlines
Mon 12/15:35 pmOPO - TPA
2 stops34h 25mScandinavian Airlines
Deal found 7/30$845
This Iberia deal was found by Cheapflights users on 7/31. 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.
Thu 8/218:49 amTPA - OPO
2 stops30h 06mIberia
Thu 9/48:15 amOPO - TPA
2 stops20h 44mIberia
Deal found 7/31$874

Cheapflights Fare Finder

 
Customize your flight search to find flights from Clearwater 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 July 31, 2025.
Use the filters below to find and compare flights from Clearwater to Porto that are best for you.

Fly from

Clearwater

Fly to

Porto

Route

Depart

Return

Price

TampaPorto

TPA - OPO

TPAOPO

Tampa

Tue 10/21

4:07 pm-9:45 am

1 stop12h 38m

Porto

Thu 11/20

6:00 am-4:40 pm

1 stop15h 40m

$580

TampaPorto

TPA - OPO

TPAOPO

Tampa

Mon 12/1

6:25 pm-10:25 pm

1 stop23h 00m

Porto

Tue 12/9

6:00 am-4:40 pm

1 stop15h 40m

$601

TampaPorto

TPA - OPO

TPAOPO

Tampa

Tue 10/21

12:00 pm-11:30 am

2 stops18h 30m

Porto

Thu 11/20

6:00 am-11:27 pm

2 stops22h 27m

$602

TampaPorto

TPA - OPO

TPAOPO

Tampa

Wed 12/10

7:30 pm-4:05 pm

1 stop15h 35m

Porto

Fri 12/19

8:40 pm-7:49 pm

2 stops28h 09m

$696

TampaPorto

TPA - OPO

TPAOPO

Tampa

Fri 11/28

12:05 pm-11:10 am

2 stops18h 05m

Porto

Sun 12/7

6:00 am-11:02 am

2 stops34h 02m

$702

TampaPorto

TPA - OPO

TPAOPO

Tampa

Sun 11/23

4:45 pm-4:45 pm

2 stops19h 00m

Porto

Mon 12/1

5:35 pm-11:00 pm

2 stops34h 25m

$845

TampaPorto

TPA - OPO

TPAOPO

Tampa

Thu 8/21

8:49 am-7:55 pm

2 stops30h 06m

Porto

Thu 9/4

8:15 am-11:59 pm

2 stops20h 44m

$874

TampaPorto

TPA - OPO

TPAOPO

Tampa

Sat 8/16

7:20 am-9:50 pm

2 stops33h 30m

$321

TampaPorto

TPA - OPO

TPAOPO

Tampa

Tue 9/9

4:57 pm-10:30 am

1 stop12h 33m

$696

TampaPorto

TPA - OPO

TPAOPO

Tampa

Thu 12/25

6:25 pm-10:25 pm

1 stop23h 00m

$1,177

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 11 results
1
2

Best time to book a flight from Clearwater to Porto

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

What is the cheapest month to book a flight from Clearwater to Porto?

Currently, January is the cheapest month in which you can book a flight from Clearwater to Porto (average of $523). Flying from Clearwater to Porto in June is currently the most expensive (average of $1,033). 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 CL9 to OPO?

Find hourly flight availability from Clearwater 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 July 31, 2025.

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

What is the cheapest day to fly from Clearwater to Porto?

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

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

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 July 31, 2025.
Peruse reviews from past customers who have flown with SWISS, United Airlines, and Scandinavian Airlines from Clearwater to Porto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Overall

7.5

Boarding

7.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
SWISS
7.5
Good
1,686 reviews
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Overall

7.5

Boarding

7.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
United Airlines
7.4
Good
8,900 reviews
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Overall

7.5

Boarding

7.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Scandinavian Airlines
7.4
Good
1,457 reviews
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Overall

7.5

Boarding

7.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Air Canada
7.1
Good
9,851 reviews
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Overall

7.5

Boarding

7.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
TAP AIR PORTUGAL
7.1
Good
1,933 reviews
SWISS
7.5
Good
1,686 reviews

Comfort

7.4

Crew

8.2

Food

7.1

Overall

7.5

Boarding

7.7

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Related info for your journey

Find useful and relevant information for your journey from Clearwater 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 Clearwater?

    Located just 6.8 mi from the city center, Porto is the airport most travelers will use when flying to Porto from Clearwater. Booking flights from Clearwater to Porto (OPO) should be relatively easy as there are 0 daily inbound flights from Clearwater from 7 different airlines.

  • What are the cheapest airlines to fly from Clearwater to Porto one-way?

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $696. Lufthansa flights start at $1,177 while deals on SWISS start at $1,205 one-way.

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

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

  • How can I find direct flights from Clearwater to Porto?

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

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

    Yes. Cheapflights offers flight deals from Clearwater 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 Clearwater to Porto?

    Currently, January is the cheapest month in which you can book a flight from Clearwater to Porto (average of $523). Flying from Clearwater to Porto in June is currently the most expensive (average of $1,033). 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
Coimbra

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Top 7 airlines flying from Clearwater to Porto

Discover the top 7 airlines that operate flights from Clearwater 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$503Average$1,048FlexibilityNo cancel feeOn-time70%
KLMCheapest$556Average$760FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$560Average$844FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$571Average$1,081FlexibilityNo cancel feeOn-time69%
DeltaCheapest$590Average$902FlexibilityNo cancel feeOn-timeN/A
Air TransatCheapest$605Average$742FlexibilityNo cancel feeOn-time50%
SWISSCheapest$762Average$836FlexibilityNo cancel feeOn-time79%

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