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Ireland

$285+ Cheap flights from Knoxville (TYS) to Ireland

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DUB
Mar 28 — Apr 41
Sat 3/28
Sat 4/4
1 adult, Economy
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Cheap flight deals from Knoxville to Ireland

Cheapest flights from Knoxville to Ireland
Explore the most affordable flight options available from Knoxville to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 26, 2026.

This United Airlines deal was found by Cheapflights users on 2/23. 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 4/2010:49 am
TYS
-
DUB
1 stop17h 56m
United Airlines
Tue 4/289:50 am
DUB
-
TYS
2 stops42h 13m
United Airlines
Deal found 2/23$513
This United Airlines deal was found by Cheapflights users on 2/24. 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 3/319:40 am
TYS
-
DUB
1 stop20h 00m
United Airlines
Tue 4/149:50 am
DUB
-
TYS
2 stops42h 13m
United Airlines
Deal found 2/24$533
This United Airlines deal was found by Cheapflights users on 2/24. 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 3/171:53 pm
TYS
-
DUB
1 stop14h 17m
United Airlines
Wed 3/2512:05 pm
DUB
-
TYS
1 stop11h 24m
United Airlines
Deal found 2/24$534
This United Airlines deal was found by Cheapflights users on 2/24. 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 10/282:20 pm
TYS
-
DUB
1 stop16h 00m
United Airlines
Fri 11/612:05 pm
DUB
-
TYS
1 stop16h 32m
United Airlines
Deal found 2/24$535
This KLM deal was found by Cheapflights users on 2/24. 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.
Tue 3/316:35 am
TYS
-
DUB
1 stop20h 20m
Multiple Airlines
Tue 4/1410:00 am
DUB
-
TYS
1 stop17h 59m
Multiple Airlines
Deal found 2/24$540
This United Airlines deal was found by Cheapflights users on 2/23. 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 4/221:52 pm
TYS
-
DUB
1 stop14h 53m
United Airlines
Fri 5/111:35 am
DUB
-
TYS
2 stops28h 14m
United Airlines
Deal found 2/23$545
This United Airlines deal was found by Cheapflights users on 2/22. 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 9/77:35 pm
TYS
-
DUB
1 stop10h 05m
United Airlines
Fri 9/1812:30 pm
DUB
-
TYS
1 stop31h 12m
United Airlines
Deal found 2/22$546
This United Airlines deal was found by Cheapflights users on 2/23. 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 9/12:00 pm
TYS
-
DUB
2 stops13h 15m
United Airlines
Tue 9/158:50 am
DUB
-
TYS
1 stop10h 52m
United Airlines
Deal found 2/23$548
This United Airlines deal was found by Cheapflights users on 2/23. 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.
Sat 4/257:20 pm
TYS
-
SNN
2 stops33h 55m
United Airlines
Sat 5/912:30 pm
SNN
-
TYS
2 stops26h 36m
United Airlines
Deal found 2/23$603
This British Airways deal was found by Cheapflights users on 2/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:10 am
TYS
-
SNN
2 stops29h 35m
British Airways
Sun 3/87:50 am
SNN
-
TYS
2 stops20h 00m
British Airways
Deal found 2/23$787
This British Airways deal was found by Cheapflights users on 2/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:10 am
TYS
-
ORK
2 stops36h 15m
British Airways
Sun 3/87:40 am
ORK
-
TYS
2 stops17h 25m
British Airways
Deal found 2/23$788
This KAYAK deal was found by Cheapflights users on 2/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/275:47 pm
TYS
-
SNN
2 stops36h 33m
British Airways
Mon 4/139:15 pm
SNN
-
TYS
2 stops24h 25m
British Airways
Deal found 2/23$791

Find flight deals from Knoxville to Ireland

Keep the following information in mind while searching for Knoxville to Ireland flight deals. Data was last updated February 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$513
(United Airlines)

One-way from

$285
(American Airlines)

Popular in

February

Cheapest in

January

Average price

$1,496
Provider with most accurate pricing for Knoxville McGhee Tyson-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Dublin flights.
Search Deals
From Knoxville McGhee Tyson to Ireland
Search Deals
One-way flight from Knoxville McGhee Tyson to Ireland
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($59 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Ireland 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 February 26, 2026.
Use the filters below to find and compare flights from Knoxville to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 3/17

5:43 pm-8:10 am

1 stop10h 27m

Dublin

Wed 3/25

12:05 pm-7:29 pm

1 stop11h 24m

$534

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 4/8

7:20 pm-10:40 am

1 stop10h 20m

Dublin

Wed 4/15

9:50 am-11:03 pm

2 stops18h 13m

$537

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 4/23

9:40 am-10:40 am

1 stop20h 00m

Dublin

Fri 5/1

9:50 am-10:49 am

2 stops29h 59m

$587

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Sat 4/25

7:20 pm-10:15 am

2 stops33h 55m

Shannon

Sat 5/9

12:30 pm-10:06 am

2 stops26h 36m

$603

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 5/12

7:00 am-8:15 am

2 stops20h 15m

Dublin

Tue 5/26

9:50 am-12:30 am

2 stops19h 40m

$617

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 5/26

3:00 pm-10:00 am

1 stop14h 00m

Dublin

Thu 6/4

10:00 am-6:42 pm

2 stops13h 42m

$629

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 4/1

7:40 am-7:55 am

2 stops19h 15m

Dublin

Mon 4/6

11:00 am-9:16 am

1 stop27h 16m

$675

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 5/12

3:05 pm-10:00 am

1 stop13h 55m

Dublin

Tue 5/26

5:55 am-9:25 pm

2 stops20h 30m

$694

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 3/19

7:40 am-7:45 am

2 stops20h 05m

Dublin

Fri 4/3

11:00 am-11:57 pm

1 stop17h 57m

$695

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 3/18

11:18 am-8:05 am

2 stops16h 47m

Dublin

Mon 3/23

9:45 am-11:03 pm

1 stop17h 18m

$705

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/24

Showing 1-10 of 27 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Knoxville to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Knoxville 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 Knoxville to Ireland

What is the cheapest month to book a flight from Knoxville to Ireland?

Currently, February is the cheapest month in which you can book a flight from Knoxville to Ireland (average of $433). Flying from Knoxville to Ireland in June is currently the most expensive (average of $856). 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.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated February 26, 2026.
See what other customers who have flown with Delta, KLM, and United Airlines from Knoxville to Ireland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,237 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,237 reviews
Delta
7.9
Good
8,237 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,460 reviews
Delta
7.9
Good
8,237 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,347 reviews
Delta
7.9
Good
8,237 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,353 reviews
Delta
7.9
Good
8,237 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,768 reviews
Delta
7.9
Good
8,237 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • What airport do you fly from for flights from Knoxville to Ireland?

    For a flight from Knoxville to Ireland, you will be flying from McGhee Tyson. Knoxville McGhee Tyson (TYS) is just 11.3 mi from the center of the city.

  • How long is the flight from Knoxville to Ireland?

    Departing from Knoxville to Ireland will take you 10h 27m. There are 3803 mi between Knoxville and Ireland. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Knoxville to Ireland?

    Most travelers choose Knoxville McGhee Tyson - Dublin, Knoxville McGhee Tyson - Shannon or Knoxville McGhee Tyson - Cork when deciding on the best route from Knoxville to Ireland.

  • Can I find deals for flights from Knoxville to Ireland that include hotel bookings?

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

  • How can I find direct flights from Knoxville to Ireland?

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

  • Can I find deals for business class flights from Knoxville to Ireland?

    Yes. Cheapflights offers flight deals from Knoxville to Ireland 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 Knoxville to Ireland?

    Currently, February is the cheapest month in which you can book a flight from Knoxville to Ireland (average of $433). Flying from Knoxville to Ireland in June is currently the most expensive (average of $856). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Knoxville to Ireland

Discover the top 5 airlines that operate flights from Knoxville to Ireland. 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 February 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$478Average$816FlexibilityNo cancel feeOn-time70%
DeltaCheapest$488Average$806FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$488Average$790FlexibilityNo cancel feeOn-time69%
KLMCheapest$536Average$806FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$593Average$802FlexibilityNo cancel feeOn-time71%

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