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$550+ 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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — DUB
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
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 September 16, 2025.

Round-trip from

$550
(American Airlines)

Popular in

June

Cheapest in

November

Average price

$865
From Lexington Blue Grass to Dublin
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($333 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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 11/283:39 pmLEX - DUB
2 stops13h 36mAmerican Airlines
Thu 12/411:30 amDUB - LEX
1 stop11h 14mAmerican Airlines
Deal found 9/15$550
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/307:05 amLEX - DUB
2 stops23h 15mUnited Airlines
Thu 11/610:40 amDUB - LEX
1 stop11h 30mUnited Airlines
Deal found 9/15$557
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/1410:37 amLEX - DUB
2 stops18h 43mUnited Airlines
Tue 10/2112:30 pmDUB - LEX
2 stops16h 29mUnited Airlines
Deal found 9/15$581
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/3012:11 pmLEX - DUB
1 stop14h 59mAmerican Airlines
Thu 11/611:30 amDUB - LEX
1 stop11h 07mAmerican Airlines
Deal found 9/15$595
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 10/306:00 amLEX - DUB
2 stops21h 45mDelta
Thu 11/69:45 amDUB - LEX
2 stops28h 35mDelta
Deal found 9/15$597
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/136:01 pmLEX - DUB
1 stop10h 44mUnited Airlines
Mon 10/2011:35 amDUB - LEX
1 stop17h 24mUnited Airlines
Deal found 9/14$637
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/27:05 amLEX - DUB
2 stops19h 05mUnited Airlines
Sat 10/119:20 amDUB - LEX
2 stops16h 41mUnited Airlines
Deal found 9/13$771

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 September 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 3/4

1:55 pm-9:55 am

2 stops15h 00m

Dublin

Sun 3/8

10:40 am-8:23 pm

1 stop13h 43m

$557

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Thu 10/30

7:05 am-10:20 am

2 stops23h 15m

Dublin

Thu 11/6

10:40 am-5:10 pm

1 stop11h 30m

$557

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Thu 1/8

10:30 am-7:30 am

2 stops16h 00m

Dublin

Mon 1/12

9:00 am-1:25 pm

2 stops33h 25m

$579

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Tue 10/14

10:37 am-10:20 am

2 stops18h 43m

Dublin

Tue 10/21

12:30 pm-11:59 pm

2 stops16h 29m

$581

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Wed 3/4

1:30 pm-7:45 am

1 stop13h 15m

Dublin

Sun 3/8

9:45 am-6:55 pm

1 stop13h 10m

$592

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

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 $923). 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 September 16, 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.

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 September 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
8.0
Very good
7,954 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
7,954 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
7,954 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
1,270 reviews
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

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.

  • How long is the flight from Lexington to Dublin?

    For as low as $557, United Airlines can have you in Dublin from Lexington in 15h. 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 American Airlines and KLM, starting at $536 and $541 round-trip. Delta is 41% 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 $923). 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$536Average$953FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$536Average$915FlexibilityNo cancel feeOn-time71%
KLMCheapest$541Average$1,091FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$643Average$1,068FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$664Average$985FlexibilityNo cancel feeOn-timeN/A

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