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$475+ Cheap flights from Lexington (LEX) to Porto (OPO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — OPO
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap flight deals from Lexington to Porto

Cheapest flights from Lexington to Porto
Explore the most affordable flight options available from Lexington to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:00 am
LEX
-
OPO
2 stops23h 40m
United Airlines
Sat 12/56:00 am
OPO
-
LEX
2 stops23h 01m
United Airlines
Deal found 3/8$637
This Delta deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/55:49 pm
LEX
-
OPO
2 stops23h 11m
Delta
Wed 4/155:00 am
OPO
-
LEX
2 stops17h 10m
Delta
Deal found 3/5$732
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/315:49 pm
LEX
-
OPO
2 stops16h 36m
Delta
Thu 4/1611:25 am
OPO
-
LEX
2 stops27h 10m
Delta
Deal found 3/6$777
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:49 pm
LEX
-
OPO
2 stops16h 41m
Delta
Wed 4/155:00 am
OPO
-
LEX
2 stops23h 14m
Delta
Deal found 3/6$783
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/304:14 pm
LEX
-
OPO
2 stops18h 11m
Delta
Fri 4/175:55 am
OPO
-
LEX
2 stops21h 07m
Delta
Deal found 3/6$784
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:49 pm
LEX
-
OPO
2 stops16h 41m
Delta
Fri 4/175:55 am
OPO
-
LEX
2 stops21h 07m
Delta
Deal found 3/6$790
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/304:14 pm
LEX
-
OPO
2 stops18h 11m
Delta
Mon 4/134:20 pm
OPO
-
LEX
2 stops29h 50m
Delta
Deal found 3/6$841
This Gotogate deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/34:27 pm
LEX
-
OPO
2 stops34h 13m
Multiple Airlines
Tue 5/128:40 pm
OPO
-
LEX
2 stops31h 58m
Multiple Airlines
Deal found 3/5$845
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:49 pm
LEX
-
OPO
2 stops16h 41m
Delta
Mon 4/134:20 pm
OPO
-
LEX
2 stops29h 50m
Delta
Deal found 3/6$847
This United Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:20 am
LEX
-
OPO
2 stops20h 40m
United Airlines
Tue 9/226:00 am
OPO
-
LEX
2 stops19h 27m
United Airlines
Deal found 3/9$869
This United Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:00 am
LEX
-
OPO
2 stops21h 45m
United Airlines
Tue 9/226:00 am
OPO
-
LEX
2 stops19h 27m
United Airlines
Deal found 3/9$870

Find flight deals from Lexington to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Lexington (LEX) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$732
(Delta)

One-way from

$475
(United Airlines)
Provider with most accurate pricing for Lexington Blue Grass-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lexington Blue Grass-Porto flights.
Search Deals
From Lexington Blue Grass to Porto
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One-way flight from Lexington Blue Grass to Porto
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Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated March 10, 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

Sun 4/5

5:49 pm-10:00 pm

2 stops23h 11m

Porto

Wed 4/15

5:00 am-5:10 pm

2 stops17h 10m

$732

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Tue 3/31

5:49 pm-3:25 pm

2 stops16h 36m

Porto

Thu 4/16

11:25 am-9:35 am

2 stops27h 10m

$777
Quickest round-trip

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Sun 3/29

5:49 pm-3:30 pm

2 stops16h 41m

Porto

Wed 4/15

5:00 am-11:14 pm

2 stops23h 14m

$783

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Sun 3/29

10:05 am-3:30 pm

2 stops24h 25m

Porto

Tue 4/14

5:00 am-11:14 pm

2 stops23h 14m

$783

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Sun 5/3

4:27 pm-7:40 am

2 stops34h 13m

Porto

Tue 5/12

8:40 pm-11:38 pm

2 stops31h 58m

$845

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Sun 5/3

4:27 pm-7:40 am

2 stops34h 13m

Porto

Wed 5/13

12:25 pm-11:38 pm

2 stops40h 13m

$845

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Sun 3/29

5:49 pm-3:30 pm

2 stops16h 41m

Porto

Mon 4/13

4:20 pm-5:10 pm

2 stops29h 50m

$847

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Sun 9/6

7:00 am-9:45 am

2 stops21h 45m

Porto

Tue 9/22

6:00 am-8:27 pm

2 stops19h 27m

$870

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Sun 9/6

3:44 pm-10:25 am

1 stop13h 41m

Porto

Thu 9/24

1:25 pm-3:04 pm

1 stop30h 39m

$902

LexingtonPorto

LEX - OPO

LEXOPO

Lexington Blue Grass

Sun 4/5

6:01 pm-11:10 am

2 stops60h 09m

Porto

Wed 4/15

6:00 am-5:02 pm

2 stops40h 02m

$945

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 12 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Lexington-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lexington-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lexington-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lexington-Porto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lexington-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Lexington to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Lexington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Lexington to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Lexington to Porto?

    Delta can get you from Lexington to Porto in just under 23h 11m. Your travel time can differ by up to . The distance from Lexington to Porto is about 3909 mi.

  • Can I find deals for flights from Lexington to Porto that include hotel bookings?

    Yes. In addition to deals on Lexington to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lexington to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lexington to Porto.

  • Can I find deals for business class flights from Lexington to Porto?

    Yes. Cheapflights offers flight deals from Lexington to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

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