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Cheap flights from Kentucky to Porto from $255

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Porto departing on 4/8. 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 Kentucky to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:28 am - 7:40 am
BNA
-
OPO
15h 12m
2 stops
American Airlines Logo
12:25 pm - 11:33 pm
OPO
-
BNA
17h 08m
2 stops
$604American Airlines
Tue, Apr 21 - Tue, Apr 28
Air France Logo
6:25 pm - 3:25 pm
CVG
-
OPO
16h 00m
1 stop
Air France Logo
5:55 am - 3:15 pm
OPO
-
CVG
14h 20m
1 stop
$604Air France
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
6:25 pm - 3:25 pm
CVG
-
OPO
16h 00m
1 stop
Multiple Airlines Logo
11:45 am - 10:49 pm
OPO
-
CVG
16h 04m
2 stops
$608Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
11:23 am - 7:40 am
BNA
-
OPO
14h 17m
2 stops
Multiple Airlines Logo
12:25 pm - 11:33 pm
OPO
-
BNA
17h 08m
2 stops
$617Multiple Airlines
Tue, Apr 21 - Tue, Apr 28
British Airways Logo
11:23 am - 10:25 am
BNA
-
OPO
41h 02m
2 stops
British Airways Logo
8:20 am - 5:27 pm
OPO
-
BNA
39h 07m
2 stops
$634British Airways
Wed, Apr 15 - Wed, Apr 29
Iberia Logo
3:33 pm - 4:00 pm
CVG
-
OPO
19h 27m
2 stops
Iberia Logo
8:40 pm - 9:18 pm
OPO
-
CVG
29h 38m
2 stops
$664Iberia
Tue, Aug 18 - Wed, Sep 2
Iberia Logo
11:23 am - 7:40 am
CVG
-
OPO
15h 17m
2 stops
Iberia Logo
4:40 pm - 9:18 pm
OPO
-
CVG
33h 38m
2 stops
$665Iberia
Tue, Aug 18 - Wed, Sep 2
British Airways Logo
11:23 am - 6:55 pm
BNA
-
OPO
25h 32m
2 stops
British Airways Logo
8:20 pm - 6:25 pm
OPO
-
BNA
28h 05m
1 stop
$670British Airways
Wed, Apr 15 - Wed, Apr 29
Delta Logo
5:49 pm - 10:00 pm
LEX
-
OPO
23h 11m
2 stops
Delta Logo
5:00 am - 10:02 pm
OPO
-
LEX
22h 02m
2 stops
$683Delta
Sun, Apr 5 - Wed, Apr 15
Delta Logo
5:55 pm - 6:20 pm
BNA
-
OPO
18h 25m
2 stops
Delta Logo
5:00 am - 9:20 pm
OPO
-
BNA
22h 20m
2 stops
$711Delta
Tue, Mar 31 - Tue, Apr 7

Air France flights from Kentucky to Porto

Our best Air France deals on Kentucky to Porto flight tickets
Air France
Apr 15
CVG6:25 pmCincinnati Cinci./N. Kentucky
16h 00m
1 stop
OPO3:25 pmPorto
Apr 22
OPO5:55 amPorto
14h 20m
1 stop
CVG3:15 pmCincinnati Cinci./N. Kentucky
$604
Air France
May 6
CVG5:00 pmCincinnati Cinci./N. Kentucky
34h 30m
1 stop
OPO8:30 amPorto
May 13
OPO5:55 amPorto
14h 10m
1 stop
CVG3:05 pmCincinnati Cinci./N. Kentucky
$633
Air France
Aug 18
CVG5:05 pmCincinnati Cinci./N. Kentucky
17h 20m
1 stop
OPO3:25 pmPorto
Sep 2
OPO5:55 amPorto
14h 15m
1 stop
CVG3:10 pmCincinnati Cinci./N. Kentucky
$648

British Airways flights from Kentucky to Porto

Our best British Airways deals on Kentucky to Porto flight tickets
British Airways
Apr 15
BNA11:23 amNashville Intl
41h 02m
2 stops
OPO10:25 amPorto
Apr 29
OPO8:20 amPorto
39h 07m
2 stops
BNA5:27 pmNashville Intl
$634
British Airways
Apr 15
BNA11:23 amNashville Intl
25h 32m
2 stops
OPO6:55 pmPorto
Apr 29
OPO8:20 pmPorto
28h 05m
1 stop
BNA6:25 pmNashville Intl
$670
British Airways
May 6
CVG4:13 pmCincinnati Cinci./N. Kentucky
21h 42m
2 stops
OPO6:55 pmPorto
May 13
OPO8:20 pmPorto
27h 22m
2 stops
CVG6:42 pmCincinnati Cinci./N. Kentucky
$717

momondo Fare Finder

 
Customize your flight search to find flights from Kentucky 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 March 2, 2026.
Use the filters below to find and compare flights from Kentucky to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 4/21

10:28 am-7:40 am

2 stops15h 12m

Porto

Tue 4/28

12:25 pm-11:33 pm

2 stops17h 08m

$604

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Wed 4/15

6:25 pm-3:25 pm

1 stop16h 00m

Porto

Wed 4/22

5:55 am-3:15 pm

1 stop14h 20m

$604

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Wed 4/15

6:25 pm-3:25 pm

1 stop16h 00m

Porto

Wed 4/22

11:45 am-10:49 pm

2 stops16h 04m

$608

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 4/21

11:23 am-7:40 am

2 stops14h 17m

Porto

Tue 4/28

12:25 pm-11:33 pm

2 stops17h 08m

$617

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Wed 4/15

11:23 am-10:25 am

2 stops41h 02m

Porto

Wed 4/29

8:20 am-5:27 pm

2 stops39h 07m

$634

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 8/18

3:33 pm-4:00 pm

2 stops19h 27m

Porto

Wed 9/2

8:40 pm-9:18 pm

2 stops29h 38m

$664

CincinnatiPorto

CVG - OPO

CVGOPO

Cincinnati Cinci./N. Kentucky

Tue 8/18

11:23 am-7:40 am

2 stops15h 17m

Porto

Wed 9/2

4:40 pm-9:18 pm

2 stops33h 38m

$665

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Wed 4/15

11:23 am-6:55 pm

2 stops25h 32m

Porto

Wed 4/29

8:20 pm-6:25 pm

1 stop28h 05m

$670

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Sun 4/5

5:49 pm-10:00 pm

2 stops23h 11m

Porto

Wed 4/15

5:00 am-10:02 pm

2 stops22h 02m

$683

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Tue 3/31

5:55 pm-6:20 pm

2 stops18h 25m

Porto

Tue 4/7

5:00 am-9:20 pm

2 stops22h 20m

$711

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 Kentucky 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

Can stopping save me money on Kentucky to Porto flights?

You could potentially save up to 36% on your flight if you consider stops on a Kentucky to Porto flight.

Cheap Kentucky to Porto flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Porto

Fastest flight time

11h 30m

Direct flights

None
The fastest flight from Kentucky to Porto takes 11h 30m
There are no direct flights from Kentucky to Porto. There are no popular flight routes from Kentucky to Porto.
Search flight deals

  • When did momondo last update prices for flights from Kentucky to Porto Airport?

    Prices for flights from Kentucky to Porto Airport refresh daily.

  • How many operators does momondo search for flights from Kentucky to Porto Airport?

  • How old do you have to be to fly from Kentucky 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 Kentucky to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents required for your trip to Porto Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Porto?

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

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Porto?

Finding the right flight to Porto from Kentucky 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 Kentucky to Porto with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Kentucky to Porto flights to just show those with flexible booking policies.

How can momondo help me find flights from Kentucky to Porto?

momondo provides multiple filters to help you find the best flight to Porto from Kentucky. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Kentucky to Porto now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Porto and let you know when they change.

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