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Cheap flights from Cleveland to Porto from $413

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cleveland to Porto departing on 3/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Cleveland to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:33 pm - 10:25 am
CLE
-
OPO
16h 52m2 stops
Multiple Airlines Logo
5:00 am - 8:41 pm
OPO
-
CLE
20h 41m2 stops
$492Multiple Airlines
Thu, Jan 22 - Thu, Jan 29
United Airlines Logo
1:18 pm - 11:40 am
CLE
-
OPO
17h 22m2 stops
United Airlines Logo
6:00 am - 6:29 pm
OPO
-
CLE
17h 29m2 stops
$606United Airlines
Thu, Feb 19 - Mon, Feb 23
United Airlines Logo
1:18 pm - 11:40 am
CLE
-
OPO
17h 22m2 stops
United Airlines Logo
12:35 pm - 8:12 pm
OPO
-
CLE
12h 37m1 stop
$614United Airlines
Thu, Feb 19 - Mon, Feb 23
United Airlines Logo
1:18 pm - 11:40 am
CLE
-
OPO
17h 22m2 stops
United Airlines Logo
12:35 pm - 11:44 pm
OPO
-
CLE
16h 09m2 stops
$619United Airlines
Thu, Feb 19 - Mon, Feb 23
Multiple Airlines Logo
7:37 pm - 11:25 pm
CLE
-
OPO
22h 48m2 stops
Multiple Airlines Logo
7:20 pm - 9:59 pm
OPO
-
CLE
31h 39m2 stops
$734Multiple Airlines
Sun, Apr 12 - Mon, Apr 20
Lufthansa Logo
7:37 pm - 11:25 pm
CLE
-
OPO
22h 48m2 stops
Lufthansa Logo
12:35 pm - 8:37 pm
OPO
-
CLE
13h 02m1 stop
$801Lufthansa
Sun, Apr 12 - Mon, Apr 20
Delta Logo
6:00 pm - 3:30 pm
CLE
-
OPO
16h 30m2 stops
Delta Logo
9:25 am - 11:08 pm
OPO
-
CLE
18h 43m2 stops
$852Delta
Fri, May 29 - Sun, Jun 7
Delta Logo
6:00 pm - 3:30 pm
CLE
-
OPO
16h 30m2 stops
Delta Logo
12:25 pm - 11:08 pm
OPO
-
CLE
15h 43m1 stop
$903Delta
Fri, May 29 - Sun, Jun 7
Multiple Airlines Logo
10:00 am - 10:10 am
CLE
-
OPO
19h 10m1 stop
Multiple Airlines Logo
5:15 pm - 11:04 am
OPO
-
CLE
22h 49m1 stop
$922Multiple Airlines
Sun, Apr 12 - Mon, Apr 20
Multiple Airlines Logo
6:10 pm - 7:00 pm
CLE
-
OPO
19h 50m3 stops
Multiple Airlines Logo
9:55 pm - 5:30 pm
OPO
-
CLE
24h 35m3 stops
$958Multiple Airlines
Thu, Jan 22 - Thu, Jan 29

United Airlines flights from Cleveland to Porto

Our best United Airlines deals on Cleveland to Porto flight tickets
United Airlines
Feb 19
CLE1:18 pmCleveland Hopkins Intl
17h 22m
2 stops
OPO11:40 amPorto
Feb 23
OPO6:00 amPorto
17h 29m
2 stops
CLE6:29 pmCleveland Hopkins Intl
$606
Find similar
United Airlines
Feb 19
CLE1:18 pmCleveland Hopkins Intl
17h 22m
2 stops
OPO11:40 amPorto
Feb 23
OPO12:35 pmPorto
12h 37m
1 stop
CLE8:12 pmCleveland Hopkins Intl
$614
Find similar
United Airlines
Feb 19
CLE1:18 pmCleveland Hopkins Intl
17h 22m
2 stops
OPO11:40 amPorto
Feb 23
OPO12:35 pmPorto
16h 09m
2 stops
CLE11:44 pmCleveland Hopkins Intl
$619
Find similar

Delta flights from Cleveland to Porto

Our best Delta deals on Cleveland to Porto flight tickets
Delta
May 29
CLE6:00 pmCleveland Hopkins Intl
16h 30m
2 stops
OPO3:30 pmPorto
Jun 7
OPO9:25 amPorto
18h 43m
2 stops
CLE11:08 pmCleveland Hopkins Intl
$852
Find similar
Delta
May 29
CLE6:00 pmCleveland Hopkins Intl
16h 30m
2 stops
OPO3:30 pmPorto
Jun 7
OPO12:25 pmPorto
15h 43m
1 stop
CLE11:08 pmCleveland Hopkins Intl
$903
Find similar
Delta
May 29
CLE6:00 pmCleveland Hopkins Intl
11h 30m
1 stop
OPO10:30 amPorto
Jun 7
OPO12:25 pmPorto
15h 43m
1 stop
CLE11:08 pmCleveland Hopkins Intl
$1,227
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 9, 2025.
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

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Thu 1/22

12:33 pm-10:25 am

2 stops16h 52m

Porto

Thu 1/29

5:00 am-8:41 pm

2 stops20h 41m

$492

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Thu 2/19

1:18 pm-11:40 am

2 stops17h 22m

Porto

Mon 2/23

6:00 am-6:29 pm

2 stops17h 29m

$606

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Thu 2/19

1:18 pm-11:40 am

2 stops17h 22m

Porto

Mon 2/23

12:35 pm-8:12 pm

1 stop12h 37m

$614

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Thu 2/19

1:18 pm-11:40 am

2 stops17h 22m

Porto

Mon 2/23

12:35 pm-11:44 pm

2 stops16h 09m

$619

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Sun 4/12

7:37 pm-11:25 pm

2 stops22h 48m

Porto

Mon 4/20

7:20 pm-9:59 pm

2 stops31h 39m

$734

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Sun 4/12

7:37 pm-11:25 pm

2 stops22h 48m

Porto

Mon 4/20

12:35 pm-8:37 pm

1 stop13h 02m

$801

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Fri 5/29

6:00 pm-3:30 pm

2 stops16h 30m

Porto

Sun 6/7

9:25 am-11:08 pm

2 stops18h 43m

$852

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Fri 5/29

6:00 pm-3:30 pm

2 stops16h 30m

Porto

Sun 6/7

12:25 pm-11:08 pm

1 stop15h 43m

$903

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Sun 4/12

10:00 am-10:10 am

1 stop19h 10m

Porto

Mon 4/20

5:15 pm-11:04 am

1 stop22h 49m

$922

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

Thu 1/22

6:10 pm-7:00 pm

3 stops19h 50m

Porto

Thu 1/29

9:55 pm-5:30 pm

3 stops24h 35m

$958

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Cleveland to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Tuesday when prices can be found for as low as $866. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,209. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

In the morning is the cheapest time of day to fly from Cleveland to Porto when you can find flight prices for as low as $908. Flying to Porto in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,074 on average. Flights to Porto from Cleveland in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Cleveland to Porto flights?

You could potentially save up to 45% on your flight if you consider stops on a Cleveland to Porto flight.

When to book flights from Cleveland to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Cleveland to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Cleveland to Porto (CLE to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cleveland to Porto

Fastest flight time

16h 30m

Direct flights

None
The fastest flight from Cleveland to Porto takes 16h 30m
There are no direct flights from Cleveland to Porto. There are no popular flight routes from Cleveland to Porto.
Search flight deals

  • How far is Cleveland Hopkins Intl to Porto by plane?

    A flight from Cleveland Hopkins Intl to Porto will travel around 3666.7 mi. Flights usually cover this in 11h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Cleveland Hopkins Intl Airport to Porto Airport?

    Prices for flights from Cleveland Hopkins Intl Airport to Porto Airport were last updated today.

  • How many operators does momondo search for flights from Cleveland Hopkins Intl Airport to Porto Airport?

  • How old do you have to be to fly from Cleveland Hopkins Intl Airport to Porto Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cleveland Hopkins Intl Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Cleveland to Porto?

Best airlines flying from Cleveland to Porto

Compare and see reviews for airlines that fly from Cleveland to Porto with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $628Free CancellationRating
7.4
9,089 reviews
Search United Airlines flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Braga
Aveiro
Matosinhos
Guimarães
Esposende
Lamego
Chaves
Viseu
Espinho
Ponte de Lima
Arcos de Valdevez
Pinhao
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

Why should I use momondo to find a flight deal from Cleveland to Porto?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Cleveland to Porto. momondo saves you time and could save you money on your trip.

Can I find flights from Cleveland to Porto with flexible booking policies on momondo?

Flights from Cleveland to Porto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Cleveland to Porto?

Once all potential Cleveland to Porto flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Cleveland to Porto right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Porto, momondo offers a useful price alert feature which will track prices for flights to Porto from Cleveland and alert you when they change.

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