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Cheap flights from Ohio to Porto from $275

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 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ohio to Porto

Cheap round-trip flights

United Airlines Logo
5:00 am - 8:30 amCVG-OPO
22h 30m2 stops
United Airlines Logo
6:00 am - 8:30 pmOPO-CVG
19h 30m2 stops
$595United Airlines
Find Deal
dom., nov. 2 - dom., nov. 9
United Airlines Logo
6:25 pm - 9:30 amCVG-OPO
11h 05m1 stop
United Airlines Logo
12:30 pm - 4:58 pmOPO-CVG
32h 28m2 stops
$596United Airlines
Find Deal
dom., mar. 8 - dom., mar. 15
Delta Logo
11:52 am - 10:30 amCMH-OPO
17h 38m2 stops
Delta Logo
6:30 am - 9:50 pmOPO-CMH
20h 20m2 stops
$597Delta
Find Deal
mié., dic. 3 - dom., dic. 7
Delta Logo
12:20 pm - 10:30 amCLE-OPO
17h 10m2 stops
Delta Logo
11:15 am - 6:41 pmOPO-CLE
36h 26m2 stops
$597Delta
Find Deal
mié., dic. 3 - dom., dic. 7
Lufthansa Logo
2:11 pm - 11:40 amCMH-OPO
16h 29m2 stops
Lufthansa Logo
6:00 am - 11:41 pmOPO-CMH
22h 41m2 stops
$617Lufthansa
Find Deal
mié., dic. 3 - dom., dic. 7
Multiple Airlines Logo
9:00 am - 11:40 amCMH-OPO
21h 40m2 stops
Multiple Airlines Logo
6:00 am - 8:56 pmOPO-CMH
19h 56m2 stops
$640Multiple Airlines
Find Deal
vie., ene. 2 - vie., ene. 9
American Airlines Logo
12:57 pm - 7:40 amCMH-OPO
13h 43m2 stops
American Airlines Logo
8:20 am - 12:38 amOPO-CMH
21h 18m2 stops
$658American Airlines
Find Deal
vie., nov. 7 - dom., nov. 16
Lufthansa Logo
8:00 pm - 11:20 pmCLE-OPO
22h 20m2 stops
Lufthansa Logo
6:00 am - 10:23 pmOPO-CLE
21h 23m2 stops
$662Lufthansa
Find Deal
mar., oct. 7 - mar., oct. 21
American Airlines Logo
12:26 pm - 7:35 amCVG-OPO
14h 09m2 stops
American Airlines Logo
8:15 am - 6:31 pmOPO-CVG
15h 16m2 stops
$718American Airlines
Find Deal
mié., oct. 1 - vie., oct. 10
Multiple Airlines Logo
6:55 pm - 9:45 amCLE-OPO
9h 50m1 stop
Multiple Airlines Logo
6:00 am - 3:23 pmOPO-CLE
38h 23m2 stops
$796Multiple Airlines
Find Deal
mar., oct. 7 - mar., oct. 21

United Airlines flights from Ohio to Porto

Our best United Airlines deals on Ohio to Porto flight tickets
United Airlines
Nov 2
CVG5:00 amCincinnati Cinci./N. Kentucky
22h 30m
2 stops
OPO8:30 amPorto
Nov 9
OPO6:00 amPorto
19h 30m
2 stops
CVG8:30 pmCincinnati Cinci./N. Kentucky
$595
Find similar
United Airlines
Mar 8
CVG6:25 pmCincinnati Cinci./N. Kentucky
11h 05m
1 stop
OPO9:30 amPorto
Mar 15
OPO12:30 pmPorto
32h 28m
2 stops
CVG4:58 pmCincinnati Cinci./N. Kentucky
$596
Find similar
United Airlines
Mar 8
CVG6:25 pmCincinnati Cinci./N. Kentucky
11h 05m
1 stop
OPO9:30 amPorto
Mar 15
OPO12:30 pmPorto
32h 28m
2 stops
CVG4:58 pmCincinnati Cinci./N. Kentucky
$597
Find similar

American Airlines flights from Ohio to Porto

Our best American Airlines deals on Ohio to Porto flight tickets
American Airlines
Nov 7
CMH12:57 pmColumbus
13h 43m
2 stops
OPO7:40 amPorto
Nov 16
OPO8:20 amPorto
21h 18m
2 stops
CMH12:38 amColumbus
$658
Find similar
American Airlines
Oct 1
CVG12:26 pmCincinnati Cinci./N. Kentucky
14h 09m
2 stops
OPO7:35 amPorto
Oct 10
OPO8:15 amPorto
15h 16m
2 stops
CVG6:31 pmCincinnati Cinci./N. Kentucky
$718
Find similar
American Airlines
Oct 18
PIT12:14 pmPittsburgh
18h 26m
2 stops
OPO11:40 amPorto
Oct 25
OPO8:15 amPorto
18h 13m
2 stops
PIT9:28 pmPittsburgh
$837
Find similar

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 septiembre 18, 2025.
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

dom. 11/2

5:00 am-8:30 am

2 stops22h 30m

Porto

dom. 11/9

6:00 am-8:30 pm

2 stops19h 30m

$595

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

dom. 3/8

6:25 pm-9:30 am

1 stop11h 05m

Porto

dom. 3/15

12:30 pm-4:58 pm

2 stops32h 28m

$596

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

mié. 12/3

11:52 am-10:30 am

2 stops17h 38m

Porto

dom. 12/7

6:30 am-9:50 pm

2 stops20h 20m

$597

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

mié. 12/3

12:20 pm-10:30 am

2 stops17h 10m

Porto

dom. 12/7

11:15 am-6:41 pm

2 stops36h 26m

$597

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

mié. 12/3

2:11 pm-11:40 am

2 stops16h 29m

Porto

dom. 12/7

6:00 am-11:41 pm

2 stops22h 41m

$617

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

vie. 1/2

9:00 am-11:40 am

2 stops21h 40m

Porto

vie. 1/9

6:00 am-8:56 pm

2 stops19h 56m

$640

ColumbusPorto

CMH - OPO

CMHOPO

Columbus

vie. 11/7

12:57 pm-7:40 am

2 stops13h 43m

Porto

dom. 11/16

8:20 am-12:38 am

2 stops21h 18m

$658

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

mar. 10/7

8:00 pm-11:20 pm

2 stops22h 20m

Porto

mar. 10/21

6:00 am-10:23 pm

2 stops21h 23m

$662

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

mié. 10/1

12:26 pm-7:35 am

2 stops14h 09m

Porto

vie. 10/10

8:15 am-6:31 pm

2 stops15h 16m

$718

ClevelandPorto

CLE - OPO

CLEOPO

Cleveland Hopkins Intl

mar. 10/7

6:55 pm-9:45 am

1 stop9h 50m

Porto

mar. 10/21

6:00 am-3:23 pm

2 stops38h 23m

$796

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto from

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

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 Ohio 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 Ohio in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Ohio to Porto flights?

You could potentially save up to 26% 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

Direct flights

None
There are no direct flights from Ohio to Porto. There are no popular flight routes from Ohio to Porto.
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  • 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
American AirlinesPriceFrom $613Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $652Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
DeltaPriceFrom $728Free CancellationRating
7.9
7,964 reviews
Search Delta flights

Traveling to a place near Porto?

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

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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