$358+ Cheap flights from Cleveland (CLE) to Porto (OPO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
CLE — OPO
Nov 30 — Dec 71
Round-trip
1 adult, Economy
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Find cheap flights from Cleveland to Porto with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Cleveland to Porto
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Cheapest flights from Cleveland to PortoExplore 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 October 31, 2026.
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 October 31, 2026.
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 12/45:25 pm -
1 stop11h 05m
Tue 12/156:00 am -
2 stops21h 08m
Deal found 10/28![United Airlines logo]()
$789
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sun 11/112:19 pm -
2 stops16h 11m
Tue 11/106:00 am -
2 stops20h 44m
Deal found 10/26![United Airlines logo]()
$794
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sun 11/14:04 pm -
1 stop12h 26m
Wed 11/1112:35 pm -
1 stop14h 09m
Deal found 10/26![United Airlines logo]()
$829
This Delta deal was found by Cheapflights users on 10/27. 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.
Thu 11/121:00 pm -
2 stops16h 35m
Mon 11/1611:15 am -
2 stops34h 14m
Deal found 10/27![Delta logo]()
$835
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/143:55 pm -
1 stop12h 35m
Mon 12/2112:30 pm -
2 stops33h 30m
Deal found 10/30![United Airlines logo]()
$848
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Sat 12/127:35 pm -
2 stops32h 55m
Sat 12/1912:30 pm -
2 stops40h 29m
Deal found 10/28![United Airlines logo]()
$850
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:51 am -
1 stop16h 39m
Mon 11/1612:30 pm -
2 stops16h 29m
Deal found 10/27![United Airlines logo]()
$881
This Ovago deal was found by Cheapflights users on 10/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/123:25 pm -
1 stop13h 05m
Sat 12/198:40 am -
2 stops34h 39m
Deal found 10/28![Multiple Airlines logo]()
$895
Best flights from Cleveland to PortoDiscover carefully curated flight deals from Cleveland to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 31, 2026.
Discover carefully curated flight deals from Cleveland to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 31, 2026.
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/11:16 pm -
1 stop15h 14m
Fri 3/56:00 am -
2 stops19h 38m
Deal found 10/27![United Airlines logo]()
$721
This United deal was found by Cheapflights users on 10/29. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/147:12 pm -
1 stop10h 18m
Mon 3/2212:30 pm -
2 stops57h 04m
Deal found 10/29![Multiple Airlines logo]()
$752
This KLM deal was found by Cheapflights users on 10/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/187:42 pm -
2 stops17h 23m
Fri 3/269:05 am -
2 stops18h 41m
Deal found 10/30![KLM logo]()
$780
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/185:45 am -
1 stop23h 45m
Fri 3/2610:35 am -
2 stops26h 52m
Deal found 10/30![United Airlines logo]()
$776
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Fri 12/45:25 pm -
1 stop11h 05m
Tue 12/156:00 am -
2 stops21h 08m
Deal found 10/26![United Airlines logo]()
$789
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/187:00 am -
2 stops28h 10m
Mon 3/2912:00 pm -
2 stops33h 51m
Deal found 10/30![United Airlines logo]()
$822
Last-minute flights from Cleveland to PortoDiscover last-minute flight deals from Cleveland to Porto. Data last updated October 31, 2026 and is based on user searches.
Discover last-minute flight deals from Cleveland to Porto. Data last updated October 31, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sun 11/15:21 pm -
1 stop11h 09m
Wed 11/116:00 am -
2 stops22h 59m
Deal found 10/26![United Airlines logo]()
$789
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sun 11/112:19 pm -
2 stops16h 11m
Tue 11/106:00 am -
2 stops20h 44m
Deal found 10/26![United Airlines logo]()
$794
This Mytrip deal was found by Cheapflights users on 10/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:05 pm -
2 stops22h 10m
Wed 11/117:00 am -
3 stops33h 00m
Deal found 10/26![Multiple Airlines logo]()
$1,037
This Booking.com deal was found by Cheapflights users on 10/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:05 pm -
2 stops21h 20m
Tue 11/109:55 pm -
3 stops30h 11m
Deal found 10/26![Multiple Airlines logo]()
$1,058
This KAYAK deal was found by Cheapflights users on 10/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:00 am -
3 stops43h 50m
Tue 11/106:00 pm -
4 stops49h 14m
Deal found 10/26![Ethiopian Air logo]()
$2,235
This Delta deal was found by Cheapflights users on 10/27. 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.
Thu 11/121:00 pm -
2 stops16h 35m
Mon 11/1611:15 am -
2 stops34h 14m
Deal found 10/27![Delta logo]()
$835
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:51 am -
1 stop16h 39m
Mon 11/1612:30 pm -
2 stops16h 29m
Deal found 10/27![United Airlines logo]()
$881
This Air Canada deal was found by Cheapflights users on 10/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:00 pm -
2 stops47h 40m
Mon 11/168:30 am -
3 stops18h 14m
Deal found 10/27![Multiple Airlines logo]()
$1,553
One-way flights from Cleveland to PortoSearch for one-way flight options from Cleveland to Porto. Find affordable one-way fares based on user searches. Data last updated October 31, 2026.
Search for one-way flight options from Cleveland to Porto. Find affordable one-way fares based on user searches. Data last updated October 31, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:00 am -
2 stops23h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/101:55 pm -
1 stop14h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$588
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 October 31, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $705 (Expedia) |
One-way from | $358 (Kiwi.com) |
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 7,457,451 searches. Data last updated October 31, 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
Cheapest round-trip
ClevelandPorto
CLE Cleveland Hopkins Intl - OPO Porto
CLEOPO
Cleveland Hopkins Intl
Tue 11/10
6:00 am-10:30 am
2 stops23h 30m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$358
Quickest round-trip
ClevelandPorto
CLE Cleveland Hopkins Intl - OPO Porto
CLEOPO
Cleveland Hopkins Intl
Tue 11/10
1:55 pm-9:30 am
1 stop14h 35m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$588
ClevelandPorto
CLE Cleveland Hopkins Intl - OPO Porto
CLEOPO
Cleveland Hopkins Intl
Mon 3/1
1:16 pm-9:30 am
1 stop15h 14m
Porto
Fri 3/5
6:00 am-8:38 pm
2 stops19h 38m
$721
ClevelandPorto
CLE Cleveland Hopkins Intl - OPO Porto
CLEOPO
Cleveland Hopkins Intl
Sun 3/14
7:12 pm-9:30 am
1 stop10h 18m
Porto
Mon 3/22
12:30 pm-5:34 pm
2 stops57h 04m
$752
ClevelandPorto
CLE Cleveland Hopkins Intl - OPO Porto
CLEOPO
Cleveland Hopkins Intl
Thu 3/18
5:45 am-9:30 am
1 stop23h 45m
Porto
Fri 3/26
10:35 am-9:27 am
2 stops26h 52m
$776
ClevelandPorto
CLE Cleveland Hopkins Intl - OPO Porto
CLEOPO
Cleveland Hopkins Intl
Thu 3/18
7:42 pm-5:05 pm
2 stops17h 23m
Porto
Fri 3/26
9:05 am-11:46 pm
2 stops18h 41m
$780
ClevelandPorto
CLE Cleveland Hopkins Intl - OPO Porto
CLEOPO
Cleveland Hopkins Intl
Fri 12/4
5:25 pm-9:30 am
1 stop11h 05m
Porto
Tue 12/15
6:00 am-10:08 pm
2 stops21h 08m
$789
ClevelandPorto
CLE Cleveland Hopkins Intl - OPO Porto
CLEOPO
Cleveland Hopkins Intl
Thu 3/18
7:00 am-3:10 pm
2 stops28h 10m
Porto
Mon 3/29
12:00 pm-4:51 pm
2 stops33h 51m
$822
Sorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- 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.
CLE-OPO
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 October 31, 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.
Boarding
7.7
Comfort
7.3
Food
6.7
Entertainment
7.1
Crew
8.1
Overall
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Comfort
7.3
Food
6.7
Entertainment
7.1
Crew
8.1
Overall
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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.
Traveling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsVila Nova de Gaia
Arcos de Valdevez
Coimbra
Aveiro
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Cleveland and Porto flights
Browse other Cleveland and Porto flight options. Last updated on October 31, 2026.
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Other flights to Porto
Explore flights to Porto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 31, 2026.
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 7,457,451 searches. Data last updated October 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$701 | Average$1,060 | FlexibilityNo cancel fee | On-time69% |