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Cheap flights from Cincinnati to Portugal from $387

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cincinnati to Portugal departing on 4/14. 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 Cincinnati to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:11 pm - 9:20 am
CVG
-
LIS
36h 09m
2 stops
United Airlines Logo
11:25 am - 8:29 pm
LIS
-
CVG
38h 04m
2 stops
$491United Airlines
Tue, Apr 7 - Tue, Apr 14
Air France Logo
6:25 pm - 2:55 pm
CVG
-
LIS
15h 30m
1 stop
Air France Logo
5:35 am - 3:15 pm
LIS
-
CVG
14h 40m
1 stop
$493Air France
Mon, Apr 13 - Wed, Apr 29
Multiple Airlines Logo
10:15 pm - 11:00 pm
CVG
-
LIS
19h 45m
1 stop
Multiple Airlines Logo
8:25 am - 7:14 pm
LIS
-
CVG
15h 49m
2 stops
$494Multiple Airlines
Tue, Apr 7 - Tue, Apr 14
Finnair Logo
4:13 pm - 11:25 pm
CVG
-
LIS
26h 12m
2 stops
Finnair Logo
6:35 am - 11:27 pm
LIS
-
CVG
21h 52m
2 stops
$499Finnair
Mon, Apr 13 - Wed, Apr 29
British Airways Logo
9:20 pm - 11:05 pm
CVG
-
LIS
20h 45m
1 stop
British Airways Logo
7:20 am - 7:35 pm
LIS
-
CVG
17h 15m
1 stop
$506British Airways
Sun, May 3 - Sun, May 10
Finnair Logo
12:37 pm - 11:25 pm
CVG
-
LIS
29h 48m
2 stops
Finnair Logo
6:35 am - 11:27 pm
LIS
-
CVG
21h 52m
2 stops
$517Finnair
Tue, Apr 7 - Mon, Apr 13
British Airways Logo
9:20 pm - 11:05 pm
CVG
-
LIS
20h 45m
1 stop
British Airways Logo
7:20 am - 8:06 pm
LIS
-
CVG
17h 46m
2 stops
$521British Airways
Sun, May 3 - Sun, May 10
Delta Logo
6:25 pm - 3:25 pm
CVG
-
OPO
16h 00m
1 stop
Delta Logo
6:15 am - 3:15 pm
OPO
-
CVG
14h 00m
1 stop
$584Delta
Tue, Apr 7 - Tue, Apr 14
Delta Logo
6:25 pm - 3:25 pm
CVG
-
OPO
16h 00m
1 stop
Delta Logo
5:00 am - 7:19 pm
OPO
-
CVG
19h 19m
2 stops
$587Delta
Tue, Apr 7 - Tue, Apr 14
Multiple Airlines Logo
5:05 pm - 11:25 pm
CVG
-
OPO
25h 20m
2 stops
Multiple Airlines Logo
6:00 am - 4:22 pm
OPO
-
CVG
39h 22m
2 stops
$596Multiple Airlines
Tue, Apr 7 - Tue, Apr 14

United Airlines flights from Cincinnati to Portugal

Our best United Airlines deals on Cincinnati to Portugal flight tickets
United Airlines
Apr 7
CVG4:11 pmCincinnati Cinci./N. Kentucky
36h 09m
2 stops
LIS9:20 amLisbon Humberto Delgado
Apr 14
LIS11:25 amLisbon Humberto Delgado
38h 04m
2 stops
CVG8:29 pmCincinnati Cinci./N. Kentucky
$491
United Airlines
Apr 7
CVG2:08 pmCincinnati Cinci./N. Kentucky
38h 12m
2 stops
LIS9:20 amLisbon Humberto Delgado
Apr 14
LIS12:20 pmLisbon Humberto Delgado
26h 51m
1 stop
CVG10:11 amCincinnati Cinci./N. Kentucky
$511
United Airlines
Mar 3
CVG4:46 pmCincinnati Cinci./N. Kentucky
10h 24m
1 stop
LIS8:10 amLisbon Humberto Delgado
Mar 10
LIS5:00 amLisbon Humberto Delgado
19h 13m
2 stops
CVG8:13 pmCincinnati Cinci./N. Kentucky
$545

Iberia flights from Cincinnati to Portugal

Our best Iberia deals on Cincinnati to Portugal flight tickets
Iberia
Apr 28
CVG2:03 pmCincinnati Cinci./N. Kentucky
16h 47m
2 stops
LIS11:50 amLisbon Humberto Delgado
May 6
LIS6:35 amLisbon Humberto Delgado
20h 05m
2 stops
CVG9:40 pmCincinnati Cinci./N. Kentucky
$509
Iberia
Apr 6
CVG6:00 pmCincinnati Cinci./N. Kentucky
56h 40m
2 stops
OPO7:40 amPorto
Apr 13
OPO8:40 pmPorto
28h 26m
2 stops
CVG8:06 pmCincinnati Cinci./N. Kentucky
$625
Iberia
Aug 18
CVG11:23 amCincinnati Cinci./N. Kentucky
19h 22m
2 stops
OPO11:45 amPorto
Sep 2
OPO8:40 pmPorto
26h 40m
2 stops
CVG6:20 pmCincinnati Cinci./N. Kentucky
$644

momondo Fare Finder

 
Customize your flight search to find flights from Cincinnati to Portugal 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 22, 2026.
Use the filters below to find and compare flights from Cincinnati to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Tue 4/7

4:11 pm-9:20 am

2 stops36h 09m

Lisbon Humberto Delgado

Tue 4/14

11:25 am-8:29 pm

2 stops38h 04m

$491

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Mon 4/13

6:25 pm-2:55 pm

1 stop15h 30m

Lisbon Humberto Delgado

Wed 4/29

5:35 am-3:15 pm

1 stop14h 40m

$493

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Tue 4/7

10:15 pm-11:00 pm

1 stop19h 45m

Lisbon Humberto Delgado

Tue 4/14

8:25 am-7:14 pm

2 stops15h 49m

$494

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Mon 4/13

4:13 pm-11:25 pm

2 stops26h 12m

Lisbon Humberto Delgado

Wed 4/29

6:35 am-11:27 pm

2 stops21h 52m

$499

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Sun 5/3

9:20 pm-11:05 pm

1 stop20h 45m

Lisbon Humberto Delgado

Sun 5/10

7:20 am-7:35 pm

1 stop17h 15m

$506

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Tue 4/7

12:37 pm-11:25 pm

2 stops29h 48m

Lisbon Humberto Delgado

Mon 4/13

6:35 am-11:27 pm

2 stops21h 52m

$517

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Sun 5/3

9:20 pm-11:05 pm

1 stop20h 45m

Lisbon Humberto Delgado

Sun 5/10

7:20 am-8:06 pm

2 stops17h 46m

$521

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 4/7

6:25 pm-3:25 pm

1 stop16h 00m

Porto

Tue 4/14

6:15 am-3:15 pm

1 stop14h 00m

$584

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 4/7

6:25 pm-3:25 pm

1 stop16h 00m

Porto

Tue 4/14

5:00 am-7:19 pm

2 stops19h 19m

$587

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 4/7

5:05 pm-11:25 pm

2 stops25h 20m

Porto

Tue 4/14

6:00 am-4:22 pm

2 stops39h 22m

$596

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 Portugal from

How to get the cheapest flight ticket from Cincinnati to Portugal

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 month to fly to Portugal?

The cheapest month to fly to Portugal from Cincinnati is in March. Flight prices, which tend to average around $722, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Portugal from Cincinnati during January instead. Flights to Portugal in January, while not as cheap as those in March, still average around $737.

How far in advance should I book a flight to Portugal?

You are more likely to see cheaper flights to Portugal from Cincinnati when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $917 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Cincinnati for as low as $566 on momondo.

Can stopping save me money on Cincinnati to Portugal flights?

You could potentially save up to 8% on your flight if you consider stops on a Cincinnati to Portugal flight.

Cheap Cincinnati to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cincinnati to Portugal

Fastest flight time

12h 20m

Direct flights

None
The fastest flight from Cincinnati to Portugal takes 12h 20m
There are no direct flights from Cincinnati to Portugal. There are no popular flight routes from Cincinnati to Portugal.
Search flight deals

  • When did momondo last update prices for flights from Cincinnati Cinci./N. Kentucky Airport to Portugal?

    Prices for flights from Cincinnati Cinci./N. Kentucky Airport to Portugal are updated daily.

  • How many operators does momondo search for flights from Cincinnati Cinci./N. Kentucky Airport to Portugal?

  • How old do you have to be to fly from Cincinnati Cinci./N. Kentucky Airport to Portugal?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cincinnati Cinci./N. Kentucky Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The required travel and health documents for your Portugal 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 Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Cincinnati to Portugal

Compare and see reviews for airlines that fly from Cincinnati to Portugal with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom $493Free CancellationRating
7.4
1,536 reviews
Search Air France flights
British AirwaysPriceFrom $504Free CancellationRating
6.7
7,759 reviews
Search British Airways flights
DeltaPriceFrom $507Free CancellationRating
7.9
8,235 reviews
Search Delta flights
United AirlinesPriceFrom $541Free CancellationRating
7.4
9,342 reviews
Search United Airlines flights
Air CanadaPriceFrom $566Free CancellationRating
7.1
10,739 reviews
Search Air Canada flights
American AirlinesPriceFrom $775Free CancellationRating
7.2
11,339 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Cincinnati to Portugal?

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

Can I find flights from Cincinnati to Portugal with flexible booking policies on momondo?

Flights from Cincinnati to Portugal 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 Cincinnati to Portugal?

Once you have performed a search for Cincinnati to Portugal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Portugal from Cincinnati are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Portugal trip

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Find better results for your trip to Portugal

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