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Ireland

$417+ 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 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DUB
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
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 11, 2026.

This United Airlines deal was found by Cheapflights users on 2/7. 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 2/2510:53 am
TYS
-
DUB
1 stop16h 17m
United Airlines
Sun 3/19:00 am
DUB
-
TYS
2 stops40h 37m
United Airlines
Deal found 2/7$458
This United Airlines deal was found by Cheapflights users on 2/9. 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 4/207:00 am
TYS
-
DUB
1 stop21h 45m
United Airlines
Tue 4/289:50 am
DUB
-
TYS
2 stops36h 02m
United Airlines
Deal found 2/9$464
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:25 pm
TYS
-
DUB
2 stops30h 45m
Air Canada
Sun 3/19:00 am
DUB
-
TYS
2 stops39h 29m
Air Canada
Deal found 2/10$466
This United Airlines deal was found by Cheapflights users on 2/9. 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 4/2210:49 am
TYS
-
DUB
2 stops15h 31m
United Airlines
Fri 5/19:50 am
DUB
-
TYS
2 stops36h 21m
United Airlines
Deal found 2/9$469
This Air Canada deal was found by Cheapflights users on 2/8. 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.
Tue 3/319:40 am
TYS
-
DUB
2 stops17h 35m
Air Canada
Tue 4/149:50 am
DUB
-
TYS
2 stops42h 13m
Air Canada
Deal found 2/8$472
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 2/255:47 pm
TYS
-
DUB
2 stops13h 28m
American Airlines
Sun 3/111:30 am
DUB
-
TYS
1 stop14h 37m
American Airlines
Deal found 2/10$476
This oojo deal was found by Cheapflights users on 2/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:48 pm
TYS
-
DUB
2 stops31h 52m
British Airways
Tue 4/287:30 pm
DUB
-
TYS
2 stops26h 37m
British Airways
Deal found 2/9$480
This Delta deal was found by Cheapflights users on 2/9. 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 3/106:35 am
TYS
-
DUB
1 stop21h 10m
Delta
Tue 3/241:25 pm
DUB
-
TYS
2 stops23h 51m
Delta
Deal found 2/9$483
This United Airlines deal was found by Cheapflights users on 2/9. 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 2/9$543
This oojo deal was found by Cheapflights users on 2/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/258:48 pm
TYS
-
SNN
2 stops38h 22m
British Airways
Sat 5/97:30 am
SNN
-
TYS
2 stops19h 27m
British Airways
Deal found 2/10$718
This KAYAK deal was found by Cheapflights users on 2/11. 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 2/11$738
This British Airways deal was found by Cheapflights users on 2/8. 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.
Thu 2/266:10 am
TYS
-
SNN
2 stops29h 35m
British Airways
Mon 3/28:05 pm
SNN
-
TYS
2 stops26h 32m
British Airways
Deal found 2/8$787

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 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$458
(United Airlines)

One-way from

$417
(Mytrip)

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 ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($60 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 11, 2026.
Use the filters below to find and compare flights from Knoxville to Ireland that are best for you.

Fly from

Knoxville

Fly to

Ireland

Route

Depart

Return

Price

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 3/3

1:50 pm-8:10 am

1 stop13h 20m

Dublin

Mon 3/9

8:00 am-2:50 pm

2 stops34h 50m

$458

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 3/1

6:45 am-8:10 am

1 stop20h 25m

Dublin

Mon 3/9

8:00 am-2:50 pm

2 stops34h 50m

$458

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 2/25

6:45 am-10:20 am

2 stops22h 35m

Dublin

Sun 3/1

9:00 am-8:37 pm

2 stops40h 37m

$462

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 4/22

7:20 pm-10:40 am

1 stop10h 20m

Dublin

Fri 5/1

9:50 am-5:11 pm

2 stops36h 21m

$464

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 5/5

9:40 am-7:20 am

1 stop16h 40m

Dublin

Tue 5/12

9:50 am-8:45 pm

2 stops39h 55m

$464

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 4/29

9:40 am-7:20 am

1 stop16h 40m

Dublin

Thu 5/7

9:50 am-8:45 pm

2 stops39h 55m

$464

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 3/31

9:40 am-8:15 am

2 stops17h 35m

Dublin

Tue 4/14

9:50 am-11:03 pm

2 stops42h 13m

$473

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 2/26

7:25 pm-10:20 am

1 stop9h 55m

Dublin

Sun 3/1

9:00 am-10:49 am

2 stops30h 49m

$481

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 3/10

6:35 am-7:45 am

1 stop21h 10m

Dublin

Tue 3/24

1:25 pm-9:16 am

2 stops23h 51m

$483

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

$543

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 20 results
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 February 11, 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
8,181 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Comfort

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
8,181 reviews
Delta
7.9
Good
8,181 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Comfort

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
7.7
Good
1,451 reviews
Delta
7.9
Good
8,181 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Comfort

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
9,281 reviews
Delta
7.9
Good
8,181 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Comfort

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
7.2
Good
11,271 reviews
Delta
7.9
Good
8,181 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Comfort

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 13h 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

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Top 4 airlines flying from Knoxville to Ireland

Discover the top 4 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 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$492Average$808FlexibilityNo cancel feeOn-time69%
DeltaCheapest$506Average$811FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$536Average$806FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$593Average$815FlexibilityNo cancel feeOn-time71%

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