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$426+ Cheap flights from Lexington (LEX) to Dublin (DUB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — DUB
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheap flight deals from Lexington to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Lexington (LEX) to Dublin (DUB). 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$480
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$966
Provider with most accurate pricing for Lexington Blue Grass-Dublin flight deals.
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Provider most trusted by Cheapflights users for Lexington Blue Grass-Dublin flights.
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From Lexington Blue Grass to Dublin
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($315 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Lexington to Dublin

Cheapest flights from Lexington to Dublin
Explore the most affordable flight options available from Lexington to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This KLM deal was found by Cheapflights users on 10/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/203:46 pmLEX - DUB
1 stop11h 59mKLM
Wed 11/511:30 amDUB - LEX
2 stops17h 35mKLM
Deal found 10/16$426
This Delta deal was found by Cheapflights users on 10/16. 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.
Wed 11/266:00 amLEX - DUB
1 stop20h 45mDelta
Fri 12/510:45 amDUB - LEX
1 stop17h 19mDelta
Deal found 10/16$433
This Delta deal was found by Cheapflights users on 10/16. 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.
Wed 11/267:15 amLEX - DUB
1 stop19h 30mDelta
Thu 12/49:45 amDUB - LEX
2 stops28h 43mDelta
Deal found 10/16$438
This Delta deal was found by Cheapflights users on 10/16. 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.
Wed 11/267:00 amLEX - DUB
2 stops20h 05mDelta
Wed 12/311:30 amDUB - LEX
2 stops16h 34mDelta
Deal found 10/16$469
This United Airlines deal was found by Cheapflights users on 10/16. 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 12/15:45 pmLEX - DUB
1 stop33h 25mUnited Airlines
Mon 12/89:00 amDUB - LEX
2 stops33h 22mUnited Airlines
Deal found 10/16$480
This Delta deal was found by Cheapflights users on 10/16. 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.
Wed 11/267:15 amLEX - DUB
1 stop19h 30mDelta
Sat 12/61:25 pmDUB - LEX
2 stops25h 03mDelta
Deal found 10/16$481
This Delta deal was found by Cheapflights users on 10/16. 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.
Fri 11/287:25 amLEX - DUB
1 stop19h 20mDelta
Fri 12/59:45 amDUB - LEX
1 stop28h 43mDelta
Deal found 10/16$483
This Delta deal was found by Cheapflights users on 10/16. 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 11/2410:12 amLEX - DUB
1 stop16h 33mDelta
Tue 12/28:50 amDUB - LEX
2 stops19h 18mDelta
Deal found 10/16$486
This Delta deal was found by Cheapflights users on 10/16. 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.
Wed 11/267:15 amLEX - DUB
1 stop19h 30mDelta
Sun 12/76:00 amDUB - LEX
2 stops23h 08mDelta
Deal found 10/16$487
This Delta deal was found by Cheapflights users on 10/16. 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.
Fri 11/286:00 amLEX - DUB
2 stops21h 45mDelta
Wed 12/310:45 amDUB - LEX
2 stops27h 43mDelta
Deal found 10/16$488
This Delta deal was found by Cheapflights users on 10/16. 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 12/17:15 amLEX - DUB
1 stop19h 30mDelta
Sun 12/79:45 amDUB - LEX
1 stop28h 43mDelta
Deal found 10/16$489

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lexington to Dublin 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 October 16, 2025.
Use the filters below to find and compare flights from Lexington to Dublin that are best for you.

Fly from

Lexington

Fly to

Dublin

Route

Depart

Return

Price

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Wed 11/26

6:00 am-7:45 am

1 stop20h 45m

Dublin

Fri 12/5

10:45 am-11:04 pm

1 stop17h 19m

$433

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Wed 11/26

6:00 am-7:45 am

1 stop20h 45m

Dublin

Wed 12/3

11:30 am-11:04 pm

2 stops16h 34m

$438

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Wed 11/26

10:34 am-8:05 am

2 stops16h 31m

Dublin

Thu 12/4

9:45 am-12:08 am

2 stops19h 23m

$469

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Mon 12/1

5:45 pm-8:10 am

1 stop33h 25m

Dublin

Mon 12/8

9:00 am-1:22 pm

2 stops33h 22m

$480

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Sun 11/30

10:12 am-7:45 am

1 stop16h 33m

Dublin

Mon 12/8

1:25 pm-12:08 am

2 stops15h 43m

$481

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Mon 12/1

1:05 pm-7:45 am

1 stop13h 40m

Dublin

Mon 12/8

9:45 am-9:30 pm

1 stop16h 45m

$483

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Wed 3/4

5:55 am-7:45 am

1 stop20h 50m

Dublin

Sun 3/8

9:45 am-9:21 pm

1 stop15h 36m

$483

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Wed 12/3

3:41 pm-7:45 am

1 stop11h 04m

Dublin

Mon 12/8

10:45 am-11:04 pm

1 stop17h 19m

$483

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Compare providers for flights from Lexington to Dublin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lexington to Dublin in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lexington-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lexington-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lexington-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lexington-Dublin 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-Dublin 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 Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin 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.

Cheapflights Insights

Everything you need to know about your flight from Lexington to Dublin

What is the cheapest month to book a flight from Lexington to Dublin?

Currently, November is the cheapest month in which you can book a flight from Lexington to Dublin (average of $493). Flying from Lexington to Dublin in June is currently the most expensive (average of $792). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LEX to DUB?

Find hourly flight availability from Lexington to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

It’s typically best to fly out from Lexington to Dublin at noon. Doing so could potentially save you 15% on the flight price compared to flying in the evening, which is usually more expensive.

How much does it cost to fly round-trip from Lexington to Dublin?

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dublin. Reviews last updated October 16, 2025.
Read reviews from past customers who have flown Delta, KLM, and United Airlines from Lexington to Dublin. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,977 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,977 reviews
Delta
7.9
Good
7,977 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
KLM
7.7
Good
1,404 reviews
Delta
7.9
Good
7,977 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,982 reviews
Delta
7.9
Good
7,977 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,040 reviews
Delta
7.9
Good
7,977 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Aer Lingus
7.2
Good
1,341 reviews
Delta
7.9
Good
7,977 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Lexington to Dublin. 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 Dublin?

    For as low as $433, Delta can have you in Dublin from Lexington in 20h 45m. There are 3720 mi between Lexington and Dublin.

  • What are the cheapest airlines flying from Lexington to Dublin round-trip?

    Our cheapest airline available from Lexington to Dublin is Delta. Our recent data shows that you can find tickets from as low as $536 on this airline. Additional options worth looking into are KLM and American Airlines, starting at $541 and $542 round-trip. Delta is 42% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Lexington to Dublin?

    Currently, November is the cheapest month in which you can book a flight from Lexington to Dublin (average of $493). Flying from Lexington to Dublin in June is currently the most expensive (average of $792). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
Leixlip

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Top 5 airlines flying from Lexington to Dublin

Discover the top 5 airlines that operate flights from Lexington to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$536Average$953FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$541Average$1,091FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$542Average$942FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$643Average$1,068FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$664Average$985FlexibilityNo cancel feeOn-timeN/A

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