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Cheap flights from Cincinnati to Portugal from $466

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 5/11. 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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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.
Multiple Airlines Logo
10:05 am - 9:20 am
CVG
-
LIS
42h 15m2 stops
Multiple Airlines Logo
3:25 pm - 8:46 pm
LIS
-
CVG
34h 21m2 stops
$479Multiple Airlines
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
11:15 am - 11:35 am
CVG
-
LIS
19h 20m2 stops
United Airlines Logo
11:20 am - 8:46 pm
LIS
-
CVG
38h 26m3 stops
$481United Airlines
Thu, Jan 15 - Tue, Jan 20
British Airways Logo
8:50 pm - 2:50 pm
CVG
-
LIS
13h 00m1 stop
British Airways Logo
10:40 am - 6:55 pm
LIS
-
CVG
13h 15m1 stop
$483British Airways
Fri, Jan 9 - Fri, Jan 16
Lufthansa Logo
11:26 am - 8:10 am
CVG
-
LIS
15h 44m1 stop
Lufthansa Logo
5:00 am - 6:16 pm
LIS
-
CVG
18h 16m2 stops
$484Lufthansa
Thu, Jan 22 - Mon, Jan 26
Multiple Airlines Logo
10:05 am - 9:20 am
CVG
-
LIS
18h 15m2 stops
Multiple Airlines Logo
5:00 am - 7:03 pm
LIS
-
CVG
19h 03m2 stops
$488Multiple Airlines
Thu, Jan 22 - Thu, Jan 29
United Airlines Logo
4:00 pm - 8:10 am
CVG
-
LIS
11h 10m1 stop
United Airlines Logo
11:20 am - 1:21 pm
LIS
-
CVG
31h 01m2 stops
$490United Airlines
Sun, Jan 18 - Fri, Jan 30
Air Canada Logo
7:00 am - 9:20 am
CVG
-
LIS
21h 20m2 stops
Air Canada Logo
11:20 am - 6:16 pm
LIS
-
CVG
35h 56m2 stops
$493Air Canada
Thu, Jan 22 - Mon, Jan 26
Lufthansa Logo
11:26 am - 8:10 am
CVG
-
LIS
15h 44m1 stop
Lufthansa Logo
5:00 am - 9:30 pm
LIS
-
CVG
21h 30m2 stops
$494Lufthansa
Thu, Jan 22 - Thu, Jan 29
British Airways Logo
8:50 pm - 4:40 pm
CVG
-
OPO
14h 50m1 stop
British Airways Logo
12:25 pm - 1:50 pm
OPO
-
CVG
30h 25m2 stops
$520British Airways
Sun, Jan 18 - Wed, Jan 28
Delta Logo
2:20 pm - 10:30 am
CVG
-
OPO
16h 10m2 stops
Delta Logo
5:00 am - 9:34 pm
OPO
-
CVG
20h 34m2 stops
$712Delta
Sun, Mar 8 - Sun, Mar 15

British Airways flights from Cincinnati to Portugal

Our best British Airways deals on Cincinnati to Portugal flight tickets
British Airways
Jan 9
CVG8:50 pmCincinnati Cinci./N. Kentucky
13h 00m
1 stop
LIS2:50 pmLisbon Humberto Delgado
Jan 16
LIS10:40 amLisbon Humberto Delgado
13h 15m
1 stop
CVG6:55 pmCincinnati Cinci./N. Kentucky
$483
Find similar
British Airways
Jan 21
CVG8:50 pmCincinnati Cinci./N. Kentucky
13h 00m
1 stop
LIS2:50 pmLisbon Humberto Delgado
Jan 28
LIS11:05 amLisbon Humberto Delgado
14h 53m
1 stop
CVG8:58 pmCincinnati Cinci./N. Kentucky
$499
Find similar
British Airways
Jan 9
CVG2:26 pmCincinnati Cinci./N. Kentucky
16h 39m
2 stops
LIS12:05 pmLisbon Humberto Delgado
Jan 16
LIS7:05 amLisbon Humberto Delgado
18h 11m
2 stops
CVG8:16 pmCincinnati Cinci./N. Kentucky
$507
Find similar

Delta flights from Cincinnati to Portugal

Our best Delta deals on Cincinnati to Portugal flight tickets
Delta
Jan 18
CVG11:52 amCincinnati Cinci./N. Kentucky
15h 08m
1 stop
LIS8:00 amLisbon Humberto Delgado
Jan 26
LIS10:00 amLisbon Humberto Delgado
12h 09m
1 stop
CVG5:09 pmCincinnati Cinci./N. Kentucky
$506
Find similar
Delta
Jan 23
CVG6:42 amCincinnati Cinci./N. Kentucky
20h 18m
1 stop
LIS8:00 amLisbon Humberto Delgado
Jan 25
LIS10:00 amLisbon Humberto Delgado
30h 12m
1 stop
CVG11:12 amCincinnati Cinci./N. Kentucky
$586
Find similar
Delta
Jan 2
CVG10:45 amCincinnati Cinci./N. Kentucky
16h 15m
1 stop
LIS8:00 amLisbon Humberto Delgado
Jan 15
LIS5:00 amLisbon Humberto Delgado
19h 43m
2 stops
CVG7:43 pmCincinnati Cinci./N. Kentucky
$595
Find similar

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 December 9, 2025.
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

Thu 1/15

10:05 am-9:20 am

2 stops42h 15m

Lisbon Humberto Delgado

Mon 1/19

3:25 pm-8:46 pm

2 stops34h 21m

$479

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Thu 1/15

11:15 am-11:35 am

2 stops19h 20m

Lisbon Humberto Delgado

Tue 1/20

11:20 am-8:46 pm

3 stops38h 26m

$481

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Fri 1/9

8:50 pm-2:50 pm

1 stop13h 00m

Lisbon Humberto Delgado

Fri 1/16

10:40 am-6:55 pm

1 stop13h 15m

$483

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Thu 1/22

11:26 am-8:10 am

1 stop15h 44m

Lisbon Humberto Delgado

Mon 1/26

5:00 am-6:16 pm

2 stops18h 16m

$484

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Thu 1/22

10:05 am-9:20 am

2 stops18h 15m

Lisbon Humberto Delgado

Thu 1/29

5:00 am-7:03 pm

2 stops19h 03m

$488

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Sun 1/18

4:00 pm-8:10 am

1 stop11h 10m

Lisbon Humberto Delgado

Fri 1/30

11:20 am-1:21 pm

2 stops31h 01m

$490

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Thu 1/22

7:00 am-9:20 am

2 stops21h 20m

Lisbon Humberto Delgado

Mon 1/26

11:20 am-6:16 pm

2 stops35h 56m

$493

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Thu 1/22

11:26 am-8:10 am

1 stop15h 44m

Lisbon Humberto Delgado

Thu 1/29

5:00 am-9:30 pm

2 stops21h 30m

$494

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Sun 1/18

8:50 pm-4:40 pm

1 stop14h 50m

Porto

Wed 1/28

12:25 pm-1:50 pm

2 stops30h 25m

$520

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Sun 3/8

2:20 pm-10:30 am

2 stops16h 10m

Porto

Sun 3/15

5:00 am-9:34 pm

2 stops20h 34m

$712

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 February. Flight prices, which tend to average around $732, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Cincinnati during March instead. Flights to Portugal in March, while not as cheap as those in February, still average around $746.

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

According to our data, Wednesday is the cheapest day to fly to Portugal from Cincinnati. The lowest ticket price found for a Wednesday departure recently was $766. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Friday, with ticket prices averaging around $1,244.

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

Our most recent data shows that the best time of day to fly to Portugal is in the morning. Flights from Cincinnati to Portugal during this time can be as low as $804. In the afternoon is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,049 per ticket.

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 $1,013 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 $877 on momondo.

Can stopping save me money on Cincinnati to Portugal flights?

You could potentially save up to 3% 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

9h 35m

Direct flights

None
The fastest flight from Cincinnati to Portugal takes 9h 35m
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
United AirlinesPriceFrom $586Free CancellationRating
7.4
9,090 reviews
Search United Airlines flights
DeltaPriceFrom $633Free CancellationRating
7.9
8,007 reviews
Search Delta flights
British AirwaysPriceFrom $637Free CancellationRating
6.7
7,573 reviews
Search British Airways flights
Air CanadaPriceFrom $683Free CancellationRating
7.1
10,514 reviews
Search Air Canada flights
American AirlinesPriceFrom $759Free CancellationRating
7.2
11,045 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to Portugal

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