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Cheap flights from Ohio to Porto from $281

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ohio to Porto departing on 3/15. 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 Ohio to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:58 pm - 9:30 am
CVG
-
OPO
12h 32m
1 stop
United Airlines Logo
6:00 am - 8:13 pm
OPO
-
CVG
18h 13m
2 stops
$488United Airlines
Tue, Mar 10 - Thu, Mar 19
United Airlines Logo
8:35 am - 9:30 am
CVG
-
OPO
20h 55m
2 stops
United Airlines Logo
6:00 am - 8:13 pm
OPO
-
CVG
18h 13m
2 stops
$493United Airlines
Tue, Mar 10 - Tue, Mar 17
Delta Logo
11:21 am - 10:30 am
CMH
-
OPO
19h 09m
2 stops
Delta Logo
5:00 am - 11:59 pm
OPO
-
CMH
22h 59m
2 stops
$495Delta
Wed, Mar 18 - Wed, Mar 25
Lufthansa Logo
7:37 pm - 11:25 pm
CMH
-
OPO
22h 48m
2 stops
Lufthansa Logo
6:00 am - 4:50 pm
OPO
-
CMH
15h 50m
2 stops
$496Lufthansa
Tue, Apr 7 - Wed, Apr 29
United Airlines Logo
4:58 pm - 9:30 am
CVG
-
OPO
12h 32m
1 stop
United Airlines Logo
12:35 pm - 10:15 pm
OPO
-
CVG
13h 40m
1 stop
$497United Airlines
Tue, Mar 10 - Wed, Mar 18
Lufthansa Logo
2:15 pm - 10:55 pm
CMH
-
OPO
27h 40m
2 stops
Lufthansa Logo
6:00 am - 11:44 pm
OPO
-
CMH
22h 44m
2 stops
$508Lufthansa
Wed, Apr 15 - Wed, Apr 29
American Airlines Logo
11:56 am - 7:40 am
CMH
-
OPO
14h 44m
2 stops
American Airlines Logo
12:25 pm - 12:59 am
OPO
-
CMH
17h 34m
2 stops
$514American Airlines
Wed, Apr 15 - Wed, Apr 29
British Airways Logo
9:50 pm - 5:45 pm
CVG
-
OPO
15h 55m
1 stop
British Airways Logo
6:25 pm - 7:55 pm
OPO
-
CVG
29h 30m
1 stop
$536British Airways
Tue, Mar 10 - Tue, Mar 17
Delta Logo
8:35 am - 10:30 am
CMH
-
OPO
21h 55m
2 stops
Delta Logo
5:00 am - 11:59 pm
OPO
-
CMH
23h 59m
2 stops
$544Delta
Mon, Mar 23 - Thu, Apr 2
British Airways Logo
9:25 am - 7:00 pm
CVG
-
OPO
53h 35m
2 stops
British Airways Logo
8:20 am - 8:21 pm
OPO
-
CVG
40h 01m
2 stops
$622British Airways
Thu, Mar 12 - Thu, Mar 19

United Airlines flights from Ohio to Porto

Our best United Airlines deals on Ohio to Porto flight tickets
United Airlines
Mar 10
CVG4:58 pmCincinnati Cinci./N. Kentucky
12h 32m
1 stop
OPO9:30 amPorto
Mar 17
OPO6:00 amPorto
21h 46m
2 stops
CVG11:46 pmCincinnati Cinci./N. Kentucky
$488
United Airlines
Mar 10
CVG8:35 amCincinnati Cinci./N. Kentucky
20h 55m
2 stops
OPO9:30 amPorto
Mar 17
OPO6:00 amPorto
18h 13m
2 stops
CVG8:13 pmCincinnati Cinci./N. Kentucky
$493
United Airlines
Mar 10
CVG4:58 pmCincinnati Cinci./N. Kentucky
12h 32m
1 stop
OPO9:30 amPorto
Mar 18
OPO12:35 pmPorto
13h 40m
1 stop
CVG10:15 pmCincinnati Cinci./N. Kentucky
$497

Delta flights from Ohio to Porto

Our best Delta deals on Ohio to Porto flight tickets
Delta
Mar 18
CMH11:21 amColumbus
19h 09m
2 stops
OPO10:30 amPorto
Mar 25
OPO5:00 amPorto
22h 59m
2 stops
CMH11:59 pmColumbus
$495
Delta
Mar 23
CMH8:35 amColumbus
21h 55m
2 stops
OPO10:30 amPorto
Apr 2
OPO5:00 amPorto
23h 59m
2 stops
CMH11:59 pmColumbus
$544
Delta
Mar 23
CMH8:35 amColumbus
21h 55m
2 stops
OPO10:30 amPorto
Apr 3
OPO5:00 amPorto
23h 59m
2 stops
CMH11:59 pmColumbus
$591

momondo Fare Finder

 
Customize your flight search to find flights from Ohio 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 February 3, 2026.
Use the filters below to find and compare flights from Ohio to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 3/10

4:58 pm-9:30 am

1 stop12h 32m

Porto

Thu 3/19

6:00 am-8:13 pm

2 stops18h 13m

$488

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 3/10

8:35 am-9:30 am

2 stops20h 55m

Porto

Tue 3/17

6:00 am-8:13 pm

2 stops18h 13m

$493

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Wed 3/18

11:21 am-10:30 am

2 stops19h 09m

Porto

Wed 3/25

5:00 am-11:59 pm

2 stops22h 59m

$495

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Tue 4/7

7:37 pm-11:25 pm

2 stops22h 48m

Porto

Wed 4/29

6:00 am-4:50 pm

2 stops15h 50m

$496

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 3/10

4:58 pm-9:30 am

1 stop12h 32m

Porto

Wed 3/18

12:35 pm-10:15 pm

1 stop13h 40m

$497

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Wed 4/15

2:15 pm-10:55 pm

2 stops27h 40m

Porto

Wed 4/29

6:00 am-11:44 pm

2 stops22h 44m

$508

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Wed 4/15

11:56 am-7:40 am

2 stops14h 44m

Porto

Wed 4/29

12:25 pm-12:59 am

2 stops17h 34m

$514

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 3/10

9:50 pm-5:45 pm

1 stop15h 55m

Porto

Tue 3/17

6:25 pm-7:55 pm

1 stop29h 30m

$536

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

Mon 3/23

8:35 am-10:30 am

2 stops21h 55m

Porto

Thu 4/2

5:00 am-11:59 pm

2 stops23h 59m

$544

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Thu 3/12

9:25 am-7:00 pm

2 stops53h 35m

Porto

Thu 3/19

8:20 am-8:21 pm

2 stops40h 01m

$622

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Ohio 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

Can stopping save me money on Ohio to Porto flights?

You could potentially save up to 30% on your flight if you consider stops on a Ohio to Porto flight.

Cheap Ohio to Porto flight deals and tips

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

Fastest flight time

9h 40m

Direct flights

None
The fastest flight from Ohio to Porto takes 9h 40m
There are no direct flights from Ohio to Porto. There are no popular flight routes from Ohio to Porto.
Search flight deals

  • When did momondo last update prices for flights from Ohio to Porto Airport?

    Prices for flights from Ohio to Porto Airport were last updated today.

  • How many operators does momondo search for flights from Ohio to Porto Airport?

  • How old do you have to be to fly from Ohio 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 Ohio to Porto Airport.

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

    The required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ohio to Porto

Compare and see reviews for airlines that fly from Ohio to Porto with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $582Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
DeltaPriceFrom $731Free CancellationRating
7.9
8,138 reviews
Search Delta flights
American AirlinesPriceFrom $775Free CancellationRating
7.2
11,216 reviews
Search American 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
Esposende
Lamego
Guimarães
Espinho
Chaves
Pinhao
Arcos de Valdevez
Viseu
Ponte de Lima
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

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

Finding the right flight to Porto from Ohio is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Porto quick and easy, saving you time and money.

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

Yes. All flights to Porto from Ohio on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Porto from Ohio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Ohio to Porto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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