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Ireland

$362+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DUB
Apr 24 — May 11
Fri 4/24
Fri 5/1
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 March 25, 2026.

This United Airlines deal was found by Cheapflights users on 3/22. 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.
Sun 9/610:00 am
TYS
-
DUB
1 stop16h 20m
United Airlines
Tue 9/159:20 am
DUB
-
TYS
2 stops36h 39m
United Airlines
Deal found 3/22$668
This United Airlines deal was found by Cheapflights users on 3/22. 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.
Sat 8/157:19 pm
TYS
-
DUB
1 stop31h 01m
United Airlines
Thu 8/209:50 am
DUB
-
TYS
2 stops36h 09m
United Airlines
Deal found 3/22$673
This Air Canada deal was found by Cheapflights users on 3/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:35 pm
TYS
-
DUB
2 stops31h 35m
Air Canada
Wed 11/259:00 am
DUB
-
TYS
2 stops34h 42m
Air Canada
Deal found 3/23$676
This United Airlines deal was found by Cheapflights users on 3/22. 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 4/137:20 pm
TYS
-
DUB
1 stop10h 20m
United Airlines
Tue 4/219:50 am
DUB
-
TYS
2 stops42h 18m
United Airlines
Deal found 3/22$683
This Gotogate deal was found by Cheapflights users on 3/21. 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.
Wed 8/195:45 am
TYS
-
DUB
2 stops21h 00m
Air Canada
Wed 8/269:20 am
DUB
-
TYS
2 stops19h 37m
Air Canada
Deal found 3/21$690
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:00 pm
TYS
-
DUB
1 stop11h 45m
Delta
Fri 11/65:55 am
DUB
-
TYS
2 stops20h 50m
Delta
Deal found 3/24$691
This KLM deal was found by Cheapflights users on 3/24. 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.
Wed 10/284:00 pm
TYS
-
DUB
1 stop11h 45m
KLM
Fri 11/69:45 am
DUB
-
TYS
1 stop17h 00m
KLM
Deal found 3/24$695
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/38:47 am
TYS
-
DUB
2 stops19h 33m
Delta
Thu 11/265:55 am
DUB
-
TYS
2 stops17h 18m
Delta
Deal found 3/23$696
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Sun 8/166:30 am
TYS
-
SNN
1 stop20h 00m
United Airlines
Thu 8/209:30 am
SNN
-
TYS
1 stop12h 29m
United Airlines
Deal found 3/23$697
This United Airlines deal was found by Cheapflights users on 3/23. 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 11/92:00 pm
TYS
-
DUB
1 stop13h 10m
United Airlines
Thu 11/129:30 am
DUB
-
TYS
2 stops14h 47m
United Airlines
Deal found 3/23$699
This KLM deal was found by Cheapflights users on 3/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1712:00 pm
TYS
-
SNN
2 stops18h 10m
KLM
Tue 8/251:05 pm
SNN
-
TYS
2 stops31h 02m
KLM
Deal found 3/23$717
This British Airways deal was found by Cheapflights users on 3/23. 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 11/112:59 pm
TYS
-
ORK
2 stops27h 26m
British Airways
Sun 11/157:40 am
ORK
-
TYS
2 stops18h 24m
British Airways
Deal found 3/23$977

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 March 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$668
(United Airlines)

One-way from

$362
(Iberia)

Popular in

June

Cheapest in

January

Average price

$608
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. 23% potential increase in price ($243 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 25, 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

Cheapest round-trip

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 4/13

7:20 pm-10:40 am

1 stop10h 20m

Dublin

Tue 4/21

9:50 am-11:08 pm

2 stops42h 18m

$683

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 8/19

7:19 pm-10:40 am

1 stop10h 21m

Dublin

Wed 8/26

9:20 am-8:48 pm

2 stops16h 28m

$696

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Sun 8/16

6:30 am-7:30 am

1 stop20h 00m

Shannon

Thu 8/20

9:30 am-8:48 pm

1 stop16h 18m

$697

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 4/20

10:49 am-9:45 am

1 stop17h 56m

Dublin

Tue 4/28

8:50 am-3:09 pm

1 stop11h 19m

$709

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Mon 8/17

12:00 pm-11:10 am

2 stops18h 10m

Shannon

Tue 8/25

1:05 pm-3:07 pm

2 stops31h 02m

$717

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 5/4

2:25 pm-7:20 am

1 stop11h 55m

Dublin

Mon 5/11

9:30 am-8:45 pm

2 stops16h 15m

$764

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Fri 4/17

2:25 pm-10:40 am

1 stop15h 15m

Dublin

Sat 4/25

9:50 am-10:34 pm

2 stops41h 44m

$783

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 4/22

3:01 pm-10:25 am

2 stops14h 24m

Dublin

Wed 4/29

10:00 am-10:59 pm

1 stop17h 59m

$807
Quickest round-trip

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 4/21

5:54 pm-8:45 am

1 stop9h 51m

Dublin

Tue 4/28

11:00 am-7:01 pm

1 stop13h 01m

$809

KnoxvilleCork

TYS - ORK

TYSORK

Knoxville McGhee Tyson

Fri 4/24

2:49 pm-10:45 am

2 stops14h 56m

Cork

Fri 5/1

7:10 am-8:18 pm

2 stops18h 08m

$1,053

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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 March 25, 2026.
See what other customers who have flown with Delta,KLM, andUnited 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
8,326 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

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
8,326 reviews
Delta
7.9
Good
8,326 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

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
7.8
Good
1,478 reviews
Delta
7.9
Good
8,326 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

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
9,477 reviews
Delta
7.9
Good
8,326 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

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
7.1
Good
11,494 reviews
Delta
7.9
Good
8,326 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

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
7,819 reviews
Delta
7.9
Good
8,326 reviews

Food

7.2

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

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 20m. 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 March 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$478Average$816FlexibilityNo cancel feeOn-time70%
DeltaCheapest$488Average$806FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$488Average$787FlexibilityNo cancel feeOn-time69%
KLMCheapest$536Average$806FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$582Average$796FlexibilityNo cancel feeOn-time71%

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