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$600+ Cheap flights from Cleveland (CLE) 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
CLE — OPO
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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Cheap flight deals from Cleveland to Porto

Cheapest flights from Cleveland to Porto
Explore the most affordable flight options available from Cleveland to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.

This United Airlines deal was found by Cheapflights users on 4/26. 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 10/137:20 pm
CLE
-
OPO
1 stop9h 25m
United Airlines
Tue 10/206:00 am
OPO
-
CLE
2 stops22h 58m
United Airlines
Deal found 4/26$775
This FlightHub deal was found by Cheapflights users on 4/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:00 am
CLE
-
OPO
2 stops20h 00m
Multiple Airlines
Mon 10/197:20 pm
OPO
-
CLE
2 stops26h 31m
Multiple Airlines
Deal found 4/27$780
This Delta deal was found by Cheapflights users on 4/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:00 pm
CLE
-
OPO
1 stop17h 30m
Delta
Thu 10/225:00 am
OPO
-
CLE
2 stops20h 57m
Delta
Deal found 4/25$831
This United Airlines deal was found by Cheapflights users on 4/25. 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 10/67:05 am
CLE
-
OPO
2 stops18h 55m
United Airlines
Thu 10/2212:10 pm
OPO
-
CLE
2 stops30h 57m
United Airlines
Deal found 4/25$833
This KLM deal was found by Cheapflights users on 4/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:00 pm
CLE
-
OPO
1 stop11h 30m
KLM
Thu 10/221:25 pm
OPO
-
CLE
1 stop14h 35m
KLM
Deal found 4/25$839
This KLM deal was found by Cheapflights users on 4/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:00 pm
CLE
-
OPO
1 stop11h 30m
KLM
Mon 10/1912:15 pm
OPO
-
CLE
1 stop15h 45m
KLM
Deal found 4/27$843
This Delta deal was found by Cheapflights users on 4/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:00 pm
CLE
-
OPO
1 stop17h 30m
Delta
Sat 10/245:00 am
OPO
-
CLE
2 stops22h 41m
Delta
Deal found 4/27$886

Find flight deals from Cleveland to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Cleveland (CLE) 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 April 29, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$763
(United Airlines)

One-way from

$600
(Kiwi.com)
Provider with most accurate pricing for Cleveland Hopkins Intl-Porto flight deals.
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Provider most trusted by Cheapflights users for Cleveland Hopkins Intl-Porto flights.
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From Cleveland Hopkins Intl to Porto
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One-way flight from Cleveland Hopkins Intl to Porto
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Cleveland 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 April 29, 2026.
Use the filters below to find and compare flights from Cleveland to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Tue 10/6

7:05 am-7:00 am

2 stops18h 55m

Porto

Thu 10/22

12:10 pm-2:07 pm

2 stops30h 57m

$833

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Fri 10/16

12:00 pm-10:30 am

1 stop17h 30m

Porto

Sat 10/24

5:00 am-10:41 pm

2 stops22h 41m

$886

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Mon 7/27

11:40 am-10:30 am

1 stop17h 50m

Porto

Wed 8/5

5:55 am-11:43 pm

2 stops22h 48m

$935

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Mon 7/27

5:14 pm-10:30 am

1 stop12h 16m

Porto

Wed 8/5

12:40 pm-11:43 pm

1 stop16h 03m

$1,005
Quickest round-trip

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Sun 7/12

2:45 pm-6:50 am

1 stop11h 05m

Porto

Tue 7/21

9:00 am-6:12 pm

1 stop14h 12m

$1,023

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Mon 7/13

11:40 am-10:30 am

1 stop17h 50m

Porto

Tue 8/11

12:25 pm-11:08 pm

1 stop15h 43m

$1,024

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Mon 7/13

5:14 pm-10:30 am

1 stop12h 16m

Porto

Tue 8/11

6:15 am-11:08 pm

2 stops21h 53m

$1,024

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Thu 7/16

11:40 am-10:30 am

1 stop17h 50m

Porto

Thu 7/30

11:25 am-11:43 pm

2 stops17h 18m

$1,077

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Thu 7/9

5:14 pm-3:25 pm

2 stops17h 11m

Porto

Thu 7/16

11:25 am-11:43 pm

2 stops17h 18m

$1,081

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Thu 7/16

12:37 pm-10:30 am

2 stops16h 53m

Porto

Thu 7/30

11:25 am-11:43 pm

2 stops17h 18m

$1,081

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Cleveland 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 Cleveland to Porto in April.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 Cleveland-Porto flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Cleveland-Porto flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Cleveland-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cleveland-Porto flights, Cheapflights users trust Ovago the most. Ovago 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 Cleveland-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 Cleveland to Porto

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

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 April 29, 2026.
Peruse reviews from past customers who have flown with United Airlines from Cleveland 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.
United Airlines
7.4
Good
9,672 reviews

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,672 reviews
United Airlines
7.4
Good
9,672 reviews

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from Cleveland to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Cleveland to Porto?

    For as low as $1,005, United Airlines can have you in Porto from Cleveland in 12h 16m. Airlines will cover a distance of 3671 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Cleveland to Porto round-trip?

    Currently priced at $601, United Airlines will fly you from Cleveland to Porto and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cleveland 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.

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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Top airline flying from Cleveland to Porto

Discover the top airline that operate flights from Cleveland 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 April 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$601Average$1,002FlexibilityNo cancel feeOn-time69%

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