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Cheap flights from Cincinnati to Portugal from $314

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 10/14. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Cincinnati to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 10:05 am
CVG
-
LIS
23h 05m
1 stop
United Airlines Logo
12:50 pm - 8:39 pm
LIS
-
CVG
36h 49m
2 stops
$701United Airlines
Sun, Nov 29 - Tue, Dec 8
Multiple Airlines Logo
6:00 am - 10:05 am
CVG
-
LIS
23h 05m
1 stop
Multiple Airlines Logo
11:20 am - 6:00 pm
LIS
-
CVG
35h 40m
2 stops
$709Multiple Airlines
Tue, Nov 17 - Fri, Nov 27
Multiple Airlines Logo
8:50 pm - 5:40 pm
CVG
-
LIS
15h 50m
1 stop
Multiple Airlines Logo
8:20 am - 9:01 pm
LIS
-
CVG
17h 41m
2 stops
$712Multiple Airlines
Tue, Dec 1 - Thu, Dec 10
Air Canada Logo
6:40 pm - 10:40 am
CVG
-
LIS
35h 00m
2 stops
Air Canada Logo
12:50 pm - 5:15 pm
LIS
-
CVG
33h 25m
2 stops
$713Air Canada
Sun, Nov 29 - Tue, Dec 8
American Airlines Logo
8:50 pm - 2:45 pm
CVG
-
LIS
12h 55m
1 stop
American Airlines Logo
9:40 am - 8:38 pm
LIS
-
CVG
15h 58m
1 stop
$718American Airlines
Tue, Dec 1 - Thu, Dec 10
Air Canada Logo
11:15 am - 8:55 am
CVG
-
LIS
16h 40m
2 stops
Air Canada Logo
5:00 am - 6:00 pm
LIS
-
CVG
18h 00m
2 stops
$720Air Canada
Wed, Dec 2 - Thu, Dec 10
Delta Logo
8:15 pm - 10:00 pm
CVG
-
OPO
21h 45m
1 stop
Delta Logo
5:55 am - 4:10 pm
OPO
-
CVG
15h 15m
1 stop
$743Delta
Tue, Oct 27 - Thu, Nov 5
Delta Logo
8:15 pm - 10:00 pm
CVG
-
OPO
21h 45m
1 stop
Delta Logo
5:00 am - 6:46 pm
OPO
-
CVG
18h 46m
2 stops
$746Delta
Tue, Oct 27 - Thu, Nov 5
KLM Logo
7:59 pm - 6:40 pm
CVG
-
FNC
17h 41m
2 stops
KLM Logo
7:30 pm - 6:42 pm
FNC
-
CVG
28h 12m
2 stops
$1,078KLM
Fri, Sep 18 - Sat, Sep 26
KLM Logo
7:59 pm - 6:40 pm
CVG
-
FNC
17h 41m
2 stops
KLM Logo
7:30 pm - 3:14 pm
FNC
-
CVG
24h 44m
2 stops
$1,095KLM
Fri, Sep 18 - Sat, Sep 26

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American Airlines flights from Cincinnati to Portugal

Our best American Airlines deals on Cincinnati to Portugal flight tickets
American Airlines
Dec 1
CVG8:50 pmCincinnati Cinci./N. Kentucky
12h 55m
1 stop
LIS2:45 pmLisbon Humberto Delgado
Dec 10
LIS9:40 amLisbon Humberto Delgado
15h 58m
1 stop
CVG8:38 pmCincinnati Cinci./N. Kentucky
$718
American Airlines
Dec 8
CVG8:50 pmCincinnati Cinci./N. Kentucky
15h 50m
1 stop
LIS5:40 pmLisbon Humberto Delgado
Dec 17
LIS9:40 amLisbon Humberto Delgado
18h 50m
1 stop
CVG11:30 pmCincinnati Cinci./N. Kentucky
$738
American Airlines
Nov 30
CVG11:29 amCincinnati Cinci./N. Kentucky
16h 36m
2 stops
LIS9:05 amLisbon Humberto Delgado
Dec 4
LIS11:05 amLisbon Humberto Delgado
15h 55m
2 stops
CVG10:00 pmCincinnati Cinci./N. Kentucky
$770

Air Canada flights from Cincinnati to Portugal

Our best Air Canada deals on Cincinnati to Portugal flight tickets
Air Canada
Nov 29
CVG6:40 pmCincinnati Cinci./N. Kentucky
35h 00m
2 stops
LIS10:40 amLisbon Humberto Delgado
Dec 8
LIS12:50 pmLisbon Humberto Delgado
33h 25m
2 stops
CVG5:15 pmCincinnati Cinci./N. Kentucky
$713
Air Canada
Dec 2
CVG11:15 amCincinnati Cinci./N. Kentucky
16h 40m
2 stops
LIS8:55 amLisbon Humberto Delgado
Dec 10
LIS5:00 amLisbon Humberto Delgado
18h 00m
2 stops
CVG6:00 pmCincinnati Cinci./N. Kentucky
$720
Air Canada
Oct 19
CVG7:30 amCincinnati Cinci./N. Kentucky
20h 50m
2 stops
LIS9:20 amLisbon Humberto Delgado
Oct 27
LIS5:00 amLisbon Humberto Delgado
17h 00m
2 stops
CVG6:00 pmCincinnati Cinci./N. Kentucky
$746

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 July 9, 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

Cheapest round-trip

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Sun 11/29

6:00 am-10:05 am

1 stop23h 05m

Lisbon Humberto Delgado

Tue 12/8

12:50 pm-8:39 pm

2 stops36h 49m

$701

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Tue 11/17

6:00 am-10:05 am

1 stop23h 05m

Lisbon Humberto Delgado

Fri 11/27

11:20 am-6:00 pm

2 stops35h 40m

$709

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Tue 12/1

8:50 pm-5:40 pm

1 stop15h 50m

Lisbon Humberto Delgado

Thu 12/10

8:20 am-9:01 pm

2 stops17h 41m

$712

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Sun 11/29

6:40 pm-10:40 am

2 stops35h 00m

Lisbon Humberto Delgado

Tue 12/8

12:50 pm-5:15 pm

2 stops33h 25m

$713
Quickest round-trip

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Tue 12/1

8:50 pm-2:45 pm

1 stop12h 55m

Lisbon Humberto Delgado

Thu 12/10

9:40 am-8:38 pm

1 stop15h 58m

$718

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Wed 12/2

11:15 am-8:55 am

2 stops16h 40m

Lisbon Humberto Delgado

Thu 12/10

5:00 am-6:00 pm

2 stops18h 00m

$720

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 10/27

8:15 pm-10:00 pm

1 stop21h 45m

Porto

Thu 11/5

5:55 am-4:10 pm

1 stop15h 15m

$743

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 10/27

8:15 pm-10:00 pm

1 stop21h 45m

Porto

Thu 11/5

5:00 am-6:46 pm

2 stops18h 46m

$746

CincinnatiFunchal

CVG - FNC

CVGFNC

Cincinnati Cinci./N. Kentucky

Fri 9/18

7:59 pm-6:40 pm

2 stops17h 41m

Funchal Madeira

Sat 9/26

7:30 pm-6:42 pm

2 stops28h 12m

$1,078

CincinnatiFunchal

CVG - FNC

CVGFNC

Cincinnati Cinci./N. Kentucky

Fri 9/18

7:59 pm-6:40 pm

2 stops17h 41m

Funchal Madeira

Sat 9/26

7:30 pm-3:14 pm

2 stops24h 44m

$1,095

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 September. Flight prices, which tend to average around $443, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Portugal from Cincinnati during April instead. Flights to Portugal in April, while not as cheap as those in September, still average around $485.

How far in advance should I book a flight from Cincinnati 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 $912 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 $612 on momondo.

Can stopping save me money on Cincinnati to Portugal flights?

You could potentially save up to 1% 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

10h 10m

Direct flights

None
The fastest flight from Cincinnati to Portugal takes 10h 10m
There are no direct flights from Cincinnati to Portugal. There are no popular flight routes from Cincinnati to Portugal.
Search flight deals

Frequently asked questions about flying from Cincinnati to Portugal

  • 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
Virgin AtlanticPriceFrom $443Free CancellationRating
7.5
693 reviews
Search Virgin Atlantic flights
Air FrancePriceFrom $493Free CancellationRating
7.5
1,625 reviews
Search Air France flights
British AirwaysPriceFrom $504Free CancellationRating
6.7
8,105 reviews
Search British Airways flights
DeltaPriceFrom $507Free CancellationRating
7.8
8,455 reviews
Search Delta flights
United AirlinesPriceFrom $531Free CancellationRating
7.4
9,962 reviews
Search United Airlines flights
American AirlinesPriceFrom $763Free CancellationRating
7.1
11,796 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

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo
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