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Cheap flights from Kentucky to Portugal from $334

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 Portugal departing on 10/28. 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 Kentucky to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:50 pm - 6:05 am
BNA
-
LIS
29h 15m
1 stop
Multiple Airlines Logo
10:40 am - 6:00 pm
LIS
-
BNA
13h 20m
1 stop
$739Multiple Airlines
Thu, Jun 11 - Wed, Jun 17
Multiple Airlines Logo
6:45 pm - 9:45 pm
BNA
-
LIS
21h 00m
2 stops
Multiple Airlines Logo
6:15 am - 6:00 pm
LIS
-
BNA
17h 45m
2 stops
$746Multiple Airlines
Tue, Jun 9 - Mon, Jun 15
United Airlines Logo
6:00 am - 9:30 am
BNA
-
OPO
21h 30m
2 stops
United Airlines Logo
6:00 am - 5:21 pm
OPO
-
BNA
17h 21m
2 stops
$750United Airlines
Sun, Nov 15 - Thu, Nov 19
United Airlines Logo
2:00 pm - 10:15 am
LEX
-
LIS
15h 15m
2 stops
United Airlines Logo
11:20 am - 1:13 pm
LIS
-
LEX
30h 53m
2 stops
$750United Airlines
Wed, Nov 11 - Tue, Nov 17
British Airways Logo
11:09 am - 9:05 am
CVG
-
LIS
16h 56m
1 stop
British Airways Logo
11:05 am - 11:12 pm
LIS
-
CVG
17h 07m
1 stop
$759British Airways
Wed, Nov 4 - Fri, Nov 13
American Airlines Logo
6:05 pm - 9:05 am
LEX
-
LIS
10h 00m
1 stop
American Airlines Logo
6:30 am - 5:38 pm
LIS
-
LEX
16h 08m
2 stops
$759American Airlines
Wed, Nov 11 - Tue, Nov 17
British Airways Logo
1:42 pm - 12:10 pm
CVG
-
LIS
17h 28m
2 stops
British Airways Logo
11:05 am - 11:12 pm
LIS
-
CVG
17h 07m
1 stop
$764British Airways
Wed, Nov 4 - Fri, Nov 13
American Airlines Logo
6:05 pm - 9:05 am
LEX
-
LIS
10h 00m
1 stop
American Airlines Logo
11:05 am - 5:35 pm
LIS
-
LEX
11h 30m
1 stop
$766American Airlines
Wed, Nov 11 - Tue, Nov 17
Lufthansa Logo
5:45 am - 10:15 am
TYS
-
LIS
23h 30m
1 stop
Lufthansa Logo
11:55 am - 7:17 pm
LIS
-
TYS
12h 22m
1 stop
$771Lufthansa
Wed, Nov 25 - Thu, Dec 3
Lufthansa Logo
1:37 pm - 8:20 am
SDF
-
LIS
13h 43m
1 stop
Lufthansa Logo
10:15 am - 11:15 pm
LIS
-
SDF
17h 00m
1 stop
$812Lufthansa
Wed, Oct 21 - Wed, Oct 28

British Airways flights from Kentucky to Portugal

Our best British Airways deals on Kentucky to Portugal flight tickets
British Airways
Nov 4
CVG11:09 amCincinnati Cinci./N. Kentucky
16h 56m
1 stop
LIS9:05 amLisbon Humberto Delgado
Nov 13
LIS11:05 amLisbon Humberto Delgado
17h 07m
1 stop
CVG11:12 pmCincinnati Cinci./N. Kentucky
$759
British Airways
Nov 4
CVG1:42 pmCincinnati Cinci./N. Kentucky
17h 28m
2 stops
LIS12:10 pmLisbon Humberto Delgado
Nov 13
LIS11:05 amLisbon Humberto Delgado
17h 07m
1 stop
CVG11:12 pmCincinnati Cinci./N. Kentucky
$764
British Airways
Nov 4
CVG11:09 amCincinnati Cinci./N. Kentucky
16h 56m
1 stop
LIS9:05 amLisbon Humberto Delgado
Nov 13
LIS11:05 amLisbon Humberto Delgado
17h 07m
1 stop
CVG11:12 pmCincinnati Cinci./N. Kentucky
$766

American Airlines flights from Kentucky to Portugal

Our best American Airlines deals on Kentucky to Portugal flight tickets
American Airlines
Nov 11
LEX6:05 pmLexington Blue Grass
10h 00m
1 stop
LIS9:05 amLisbon Humberto Delgado
Nov 17
LIS6:30 amLisbon Humberto Delgado
16h 08m
2 stops
LEX5:38 pmLexington Blue Grass
$759
American Airlines
Nov 11
LEX6:05 pmLexington Blue Grass
10h 00m
1 stop
LIS9:05 amLisbon Humberto Delgado
Nov 17
LIS11:05 amLisbon Humberto Delgado
11h 30m
1 stop
LEX5:35 pmLexington Blue Grass
$766
American Airlines
Oct 21
BNA8:20 amNashville Intl
18h 45m
1 stop
LIS9:05 amLisbon Humberto Delgado
Oct 28
LIS6:30 amLisbon Humberto Delgado
17h 01m
2 stops
BNA6:31 pmNashville Intl
$806

momondo Fare Finder

 
Customize your flight search to find flights from Kentucky 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 May 29, 2026.
Use the filters below to find and compare flights from Kentucky to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Thu 6/11

6:50 pm-6:05 am

1 stop29h 15m

Lisbon Humberto Delgado

Wed 6/17

10:40 am-6:00 pm

1 stop13h 20m

$739

NashvilleLisbon

BNA - LIS

BNALIS

Nashville Intl

Tue 6/9

6:45 pm-9:45 pm

2 stops21h 00m

Lisbon Humberto Delgado

Mon 6/15

6:15 am-6:00 pm

2 stops17h 45m

$746

NashvillePorto

BNA - OPO

BNAOPO

Nashville Intl

Sun 11/15

6:00 am-9:30 am

2 stops21h 30m

Porto

Thu 11/19

6:00 am-5:21 pm

2 stops17h 21m

$750

LexingtonLisbon

LEX - LIS

LEXLIS

Lexington Blue Grass

Wed 11/11

2:00 pm-10:15 am

2 stops15h 15m

Lisbon Humberto Delgado

Tue 11/17

11:20 am-1:13 pm

2 stops30h 53m

$750

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Wed 11/4

11:09 am-9:05 am

1 stop16h 56m

Lisbon Humberto Delgado

Fri 11/13

11:05 am-11:12 pm

1 stop17h 07m

$759

LexingtonLisbon

LEX - LIS

LEXLIS

Lexington Blue Grass

Wed 11/11

6:05 pm-9:05 am

1 stop10h 00m

Lisbon Humberto Delgado

Tue 11/17

6:30 am-5:38 pm

2 stops16h 08m

$759

CincinnatiLisbon

CVG - LIS

CVGLIS

Cincinnati Cinci./N. Kentucky

Wed 11/4

1:42 pm-12:10 pm

2 stops17h 28m

Lisbon Humberto Delgado

Fri 11/13

11:05 am-11:12 pm

1 stop17h 07m

$764
Quickest round-trip

LexingtonLisbon

LEX - LIS

LEXLIS

Lexington Blue Grass

Wed 11/11

6:05 pm-9:05 am

1 stop10h 00m

Lisbon Humberto Delgado

Tue 11/17

11:05 am-5:35 pm

1 stop11h 30m

$766

KnoxvilleLisbon

TYS - LIS

TYSLIS

Knoxville McGhee Tyson

Wed 11/25

5:45 am-10:15 am

1 stop23h 30m

Lisbon Humberto Delgado

Thu 12/3

11:55 am-7:17 pm

1 stop12h 22m

$771

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Wed 10/21

1:37 pm-8:20 am

1 stop13h 43m

Lisbon Humberto Delgado

Wed 10/28

10:15 am-11:15 pm

1 stop17h 00m

$812

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 Kentucky 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 Kentucky is in December. Flight prices, which tend to average around $449, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of December, then book flights to Portugal from Kentucky during January instead. Flights to Portugal in January, while not as cheap as those in December, still average around $451.

Can stopping save me money on Kentucky to Portugal flights?

You could potentially save up to 22% on your flight if you consider stops on a Kentucky to Portugal flight.

Cheap Kentucky to Portugal flight deals and tips

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

Fastest flight time

10h 11m

Direct flights

None
The fastest flight from Kentucky to Portugal takes 10h 11m
There are no direct flights from Kentucky to Portugal. There are no popular flight routes from Kentucky to Portugal.
Search flight deals

Frequently asked questions about flying from Kentucky to Portugal

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

    Prices for flights from Kentucky to Portugal are updated daily.

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

  • How old do you have to be to fly from Kentucky to Portugal?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to Portugal.

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

    The necessary travel and health documents for your Portugal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Kentucky to Portugal

Compare and see reviews for airlines that fly from Kentucky to Portugal with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $543Free CancellationRating
7.4
9,763 reviews
Search United Airlines flights
DeltaPriceFrom $587Free CancellationRating
7.9
8,419 reviews
Search Delta flights
American AirlinesPriceFrom $603Free CancellationRating
7.1
11,643 reviews
Search American Airlines flights

Why use momondo?

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

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

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

Yes. All flights to Portugal from Kentucky on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kentucky to Portugal.

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

Price alerts on flights to Portugal from Kentucky 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.

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Find better results for your trip to Portugal

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