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Cheap flights from Lexington to Porto from $722

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Lexington to Porto departing on 11/16. 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

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Find the cheapest flights from Lexington to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:10 am - 9:30 am
LEX
-
OPO
17h 20m
2 stops
United Airlines Logo
6:00 am - 10:30 pm
OPO
-
LEX
21h 30m
2 stops
$722United Airlines
Mon, Nov 16 - Fri, Nov 20
United Airlines Logo
10:12 am - 6:55 am
LEX
-
OPO
15h 43m
2 stops
United Airlines Logo
12:10 pm - 11:59 pm
OPO
-
LEX
16h 49m
2 stops
$999United Airlines
Mon, Jul 20 - Mon, Jul 27
United Airlines Logo
1:55 pm - 9:45 am
LEX
-
OPO
14h 50m
2 stops
United Airlines Logo
12:15 pm - 8:29 pm
OPO
-
LEX
37h 14m
2 stops
$1,078United Airlines
Sun, Jul 19 - Sun, Jul 26
Multiple Airlines Logo
1:55 pm - 3:15 pm
LEX
-
OPO
20h 20m
3 stops
Multiple Airlines Logo
12:15 pm - 11:59 pm
OPO
-
LEX
16h 44m
2 stops
$2,141Multiple Airlines
Sun, Jul 19 - Sun, Jul 26

United Airlines flights from Lexington to Porto

Our best United Airlines deals on Lexington to Porto flight tickets
United Airlines
Nov 16
LEX11:10 amLexington Blue Grass
17h 20m
2 stops
OPO9:30 amPorto
Nov 20
OPO6:00 amPorto
21h 30m
2 stops
LEX10:30 pmLexington Blue Grass
$722
United Airlines
Jul 20
LEX10:12 amLexington Blue Grass
15h 43m
2 stops
OPO6:55 amPorto
Jul 27
OPO12:10 pmPorto
16h 49m
2 stops
LEX11:59 pmLexington Blue Grass
$999
United Airlines
Jul 19
LEX1:55 pmLexington Blue Grass
14h 50m
2 stops
OPO9:45 amPorto
Jul 26
OPO12:15 pmPorto
37h 14m
2 stops
LEX8:29 pmLexington Blue Grass
$1,078

momondo Fare Finder

 
Customize your flight search to find flights from Lexington 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 June 6, 2026.
Use the filters below to find and compare flights from Lexington to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Mon 11/16

11:10 am-9:30 am

2 stops17h 20m

Porto

Fri 11/20

6:00 am-10:30 pm

2 stops21h 30m

$722
Quickest round-trip

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Mon 7/20

10:12 am-6:55 am

2 stops15h 43m

Porto

Mon 7/27

12:10 pm-11:59 pm

2 stops16h 49m

$999

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Sun 7/19

1:55 pm-9:45 am

2 stops14h 50m

Porto

Sun 7/26

12:15 pm-8:29 pm

2 stops37h 14m

$1,078

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Sun 7/19

1:55 pm-3:15 pm

3 stops20h 20m

Porto

Sun 7/26

12:15 pm-11:59 pm

2 stops16h 44m

$2,141

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Lexington to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Lexington to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Lexington to Porto (LEX to OPO) flight deals and tips

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

Fastest flight time

14h 50m

Direct flights

None
The fastest flight from Lexington to Porto takes 14h 50m
There are no direct flights from Lexington to Porto. There are no popular flight routes from Lexington to Porto.
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Frequently asked questions about flying from Lexington to Porto

  • How far is Lexington Blue Grass to Porto by plane?

    A flight from Lexington Blue Grass to Porto will travel around 3909.0 mi. 14h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lexington Blue Grass Airport to Porto Airport?

    Prices for flights from Lexington Blue Grass Airport to Porto Airport refresh daily.

  • How old do you have to be to fly from Lexington Blue Grass Airport to Porto Airport?

    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 Lexington Blue Grass Airport to Porto Airport.

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

    The required travel and health documents for your Porto Airport 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 Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Lexington to Porto

  • How do I get Price Alerts for flights from Lexington to Porto?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Lexington from Porto. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Lexington to Porto with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Porto?

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

Why use momondo?

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

It is quick and easy to find Lexington to Porto flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Porto that suits you.

Can I find flights from Lexington to Porto with flexible booking policies on momondo?

Flights from Lexington to Porto 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 Lexington to Porto?

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 Lexington to Porto.

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

Of course. momondo tracks the price of Lexington to Porto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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