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$504+ 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — DUB
Aug 22 — Aug 291
Fri 8/22
Fri 8/29
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 August 17, 2025.

Round-trip from

$504
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$953
From Lexington Blue Grass to Dublin
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($360 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 17, 2025.

This United Airlines deal was found by Cheapflights users on 8/16. 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.
Tue 11/111:59 pmLEX - DUB
1 stop13h 11mUnited Airlines
Wed 11/199:00 amDUB - LEX
2 stops43h 44mUnited Airlines
Deal found 8/16$504
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Wed 11/197:05 amLEX - DUB
2 stops21h 50mUnited Airlines
Thu 11/2710:40 amDUB - LEX
1 stop11h 30mUnited Airlines
Deal found 8/16$537
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Thu 11/277:05 amLEX - DUB
1 stop20h 05mUnited Airlines
Fri 12/59:00 amDUB - LEX
2 stops33h 22mUnited Airlines
Deal found 8/17$554
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2812:24 pmLEX - DUB
2 stops15h 16mAmerican Airlines
Thu 12/411:30 amDUB - LEX
1 stop14h 15mAmerican Airlines
Deal found 8/17$587
This Ovago deal was found by Cheapflights users on 8/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:09 pmLEX - DUB
2 stops14h 51mBritish Airways
Tue 12/238:40 pmDUB - LEX
2 stops29h 22mBritish Airways
Deal found 8/17$590
This United Airlines deal was found by Cheapflights users on 8/17. 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 12/162:10 pmLEX - DUB
2 stops14h 45mUnited Airlines
Wed 12/249:00 amDUB - LEX
2 stops33h 16mUnited Airlines
Deal found 8/17$614

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 August 17, 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

Tue 11/11

1:59 pm-8:10 am

1 stop13h 11m

Dublin

Wed 11/19

9:00 am-11:44 pm

2 stops43h 44m

$504

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Wed 11/19

10:40 am-8:10 am

1 stop16h 30m

Dublin

Thu 11/27

10:40 am-5:10 pm

1 stop11h 30m

$532

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Thu 11/27

7:05 am-8:10 am

1 stop20h 05m

Dublin

Fri 12/5

9:00 am-1:22 pm

2 stops33h 22m

$554

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Fri 11/28

4:09 pm-8:40 am

1 stop11h 31m

Dublin

Thu 12/4

11:30 am-8:45 pm

1 stop14h 15m

$582

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Thu 8/28

6:00 am-10:40 am

1 stop23h 40m

$626

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Thu 8/28

9:19 am-8:25 am

3 stops42h 06m

$661

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Thu 8/28

5:48 pm-9:45 am

1 stop10h 57m

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

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 $509). Flying from Lexington to Dublin in June is currently the most expensive (average of $925). 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 August 17, 2025.

It’s typically best to fly out from Lexington to Dublin at noon. Doing so could potentially save you 16% on the flight price compared to flying in the evening, which is usually more expensive.

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 August 17, 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
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,385 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,925 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.2
Good
1,220 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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 39% 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 $509). Flying from Lexington to Dublin in June is currently the most expensive (average of $925). 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

Browse thousands of different options on Cheapflights for your next trip

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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 August 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$536Average$920FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$541Average$1,091FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$542Average$903FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$595Average$1,121FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$664Average$985FlexibilityNo cancel feeOn-timeN/A

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