What airlines fly to Portugal?

United Airlines, British Airways and American Airlines are the top three most popular airlines that fly to Portugal from Cincinnati according to our data. United Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 6 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Cincinnati Cinci./N. Kentucky to Portugal?

Air France, Delta, and British Airways are the most popular carriers operating from Cincinnati Cinci./N. Kentucky 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?

As of March 2026, there are 6 operators available to choose from 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.

$406 Cheap Flights from Cincinnati to Portugal in 2026

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One-way

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Cheap round-trip flights

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6:52 am - 10:05 pm

CVG

LIS

34h 13m

2 stops

5:00 pm - 10:49 pm

LIS

CVG

34h 49m

2 stops

$618Scandinavian Airlines

Tue, Apr 21 - Tue, Apr 28

2:03 pm - 11:45 am

CVG

OPO

16h 42m

2 stops

8:20 am - 9:44 pm

OPO

CVG

18h 24m

2 stops

$668Iberia

Tue, Apr 21 - Tue, Apr 28

6:25 am - 4:10 pm

CVG

LIS

28h 45m

2 stops

4:25 pm - 11:14 pm

LIS

CVG

35h 49m

2 stops

$678Scandinavian Airlines

Fri, May 8 - Mon, May 11

6:25 pm - 3:25 pm

CVG

OPO

16h 00m

1 stop

6:15 am - 3:15 pm

OPO

CVG

14h 00m

1 stop

$704Air France

Tue, Apr 21 - Tue, Apr 28

6:25 pm - 3:25 pm

CVG

OPO

16h 00m

1 stop

11:30 am - 12:11 am

OPO

CVG

17h 41m

2 stops

$707Multiple Airlines

Tue, Apr 21 - Tue, Apr 28

6:00 am - 9:20 am

CVG

LIS

22h 20m

2 stops

11:25 am - 11:58 pm

LIS

CVG

41h 33m

2 stops

$709United Airlines

Tue, Apr 7 - Tue, Apr 14

10:15 pm - 11:00 pm

CVG

LIS

19h 45m

1 stop

8:25 am - 8:06 pm

LIS

CVG

16h 41m

2 stops

$711American Airlines

Tue, Apr 14 - Tue, Apr 21

6:25 pm - 5:50 pm

CVG

LIS

18h 25m

1 stop

5:00 am - 6:57 pm

LIS

CVG

18h 57m

2 stops

$715Delta

Sun, May 3 - Sun, May 10

9:05 pm - 11:10 pm

CVG

LIS

21h 05m

1 stop

6:45 pm - 7:35 pm

LIS

CVG

29h 50m

1 stop

$730British Airways

Mon, Apr 20 - Tue, May 5

1:55 pm - 7:00 am

CVG

OPO

12h 05m

1 stop

12:35 pm - 8:42 pm

OPO

CVG

13h 07m

1 stop

$747United Airlines

Tue, Aug 18 - Wed, Sep 2

Scandinavian Airlines flights from Cincinnati to Portugal

Our best Scandinavian Airlines deals on Cincinnati to Portugal flight tickets

Scandinavian Airlines

Apr 21

CVG6:52 amCincinnati Cinci./N. Kentucky

34h 13m

2 stops

LIS10:05 pmLisbon Humberto Delgado

Apr 28

LIS5:00 pmLisbon Humberto Delgado

34h 49m

2 stops

CVG10:49 pmCincinnati Cinci./N. Kentucky

$618

Scandinavian Airlines

May 8

CVG6:25 amCincinnati Cinci./N. Kentucky

28h 45m

2 stops

LIS4:10 pmLisbon Humberto Delgado

May 11

LIS4:25 pmLisbon Humberto Delgado

35h 49m

2 stops

CVG11:14 pmCincinnati Cinci./N. Kentucky

$678

Scandinavian Airlines

Mar 22

CVG7:00 amCincinnati Cinci./N. Kentucky

30h 55m

2 stops

LIS5:55 pmLisbon Humberto Delgado

Mar 28

LIS6:55 pmLisbon Humberto Delgado

33h 04m

2 stops

CVG11:59 pmCincinnati Cinci./N. Kentucky

$1,560

United Airlines flights from Cincinnati to Portugal

Our best United Airlines deals on Cincinnati to Portugal flight tickets

United Airlines

Apr 7

CVG6:00 amCincinnati Cinci./N. Kentucky

22h 20m

2 stops

LIS9:20 amLisbon Humberto Delgado

Apr 14

LIS11:25 amLisbon Humberto Delgado

41h 33m

2 stops

CVG11:58 pmCincinnati Cinci./N. Kentucky

$709

United Airlines

Aug 18

CVG1:55 pmCincinnati Cinci./N. Kentucky

12h 05m

1 stop

OPO7:00 amPorto

Sep 2

OPO12:35 pmPorto

13h 07m

1 stop

CVG8:42 pmCincinnati Cinci./N. Kentucky

$747

United Airlines

Aug 18

CVG2:15 pmCincinnati Cinci./N. Kentucky

11h 45m

1 stop

OPO7:00 amPorto

Sep 2

OPO12:35 pmPorto

13h 07m

1 stop

CVG8:42 pmCincinnati Cinci./N. Kentucky

$757

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Tue 4/21

6:52 am-10:05 pm

2 stops34h 13m

Lisbon Humberto Delgado

Tue 4/28

5:00 pm-10:49 pm

2 stops34h 49m

$618

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 4/21

2:03 pm-11:45 am

2 stops16h 42m

Porto

Tue 4/28

8:20 am-9:44 pm

2 stops18h 24m

$668

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Fri 5/8

6:25 am-4:10 pm

2 stops28h 45m

Lisbon Humberto Delgado

Mon 5/11

4:25 pm-11:14 pm

2 stops35h 49m

$678

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 4/21

6:25 pm-3:25 pm

1 stop16h 00m

Porto

Tue 4/28

6:15 am-3:15 pm

1 stop14h 00m

$704

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 4/21

6:25 pm-3:25 pm

1 stop16h 00m

Porto

Tue 4/28

11:30 am-12:11 am

2 stops17h 41m

$707

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Tue 4/7

6:00 am-9:20 am

2 stops22h 20m

Lisbon Humberto Delgado

Tue 4/14

11:25 am-11:58 pm

2 stops41h 33m

$709

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Tue 4/14

10:15 pm-11:00 pm

1 stop19h 45m

Lisbon Humberto Delgado

Tue 4/21

8:25 am-8:06 pm

2 stops16h 41m

$711

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Sun 5/3

6:25 pm-5:50 pm

1 stop18h 25m

Lisbon Humberto Delgado

Sun 5/10

5:00 am-6:57 pm

2 stops18h 57m

$715

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Mon 4/20

9:05 pm-11:10 pm

1 stop21h 05m

Lisbon Humberto Delgado

Tue 5/5

6:45 pm-7:35 pm

1 stop29h 50m

$730

Quickest round-trip

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 8/18

1:55 pm-7:00 am

1 stop12h 05m

Porto

Wed 9/2

12:35 pm-8:42 pm

1 stop13h 07m

$747

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 $717, 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 $722.

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 $899 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 $747 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	9h 45m
Direct flights	None

The fastest flight from Cincinnati to Portugal takes 9h 45m

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?
As of March 2026, there are 6 operators available to choose from 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 France	PriceFrom $493	Free Cancellation	Rating 7.4 1,544 reviews	Search Air France flights
British Airways	PriceFrom $504	Free Cancellation	Rating 6.7 7,781 reviews	Search British Airways flights
Delta	PriceFrom $507	Free Cancellation	Rating 7.9 8,284 reviews	Search Delta flights
United Airlines	PriceFrom $541	Free Cancellation	Rating 7.4 9,415 reviews	Search United Airlines flights
Air Canada	PriceFrom $566	Free Cancellation	Rating 7.1 10,800 reviews	Search Air Canada flights
American Airlines	PriceFrom $775	Free Cancellation	Rating 7.1 11,426 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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Popular cities

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Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $423

Flights to Portofrom $409

Flights to Funchalfrom $426

Flights to Farofrom $449

Flights to Ponta Delgadafrom $530

Flights to Lajesfrom $550

Flights to Pico Islandfrom $627

Flights to Hortafrom $602

Flights to Porto Santofrom $765

Flights to Velasfrom $561

Cheap flights from Cincinnati to Portugal from $474

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 5/2. 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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Scandinavian Airlines flights from Cincinnati to Portugal

Our best Scandinavian Airlines deals on Cincinnati to Portugal flight tickets

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Our best United Airlines deals on Cincinnati to Portugal flight tickets

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How to get the cheapest flight ticket from Cincinnati to Portugal

What is the cheapest month to fly to Portugal?

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

Can stopping save me money on Cincinnati to Portugal flights?

What is the cheapest airline that flies from Cincinnati Cinci./N. Kentucky to Portugal?

What airlines fly to Portugal?

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

Direct flights

Best airlines flying from Cincinnati to Portugal

Compare and see reviews for airlines that fly from Cincinnati to Portugal with momondo

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

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

Cincinnati flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year