How long is the flight from Knoxville to Ireland?

Departing from Knoxville to Ireland will take you 14h 30m. There are 3708 mi between Knoxville and Ireland. Both multi-stop and nonstop flights can be found to your destination and back.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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.

What are the most popular airlines that fly from Knoxville to Ireland?

Before booking your flight from Knoxville to Ireland check out the most popular airlines for this route: United Airlines, American Airlines or Delta.

What is the cheapest time of day to fly from TYS to IE?

When flying from Knoxville to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

$300+ Flights from Knoxville to Ireland

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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 December 28, 2025.

Mon 12/296:25 pmTYS - DUB

1 stop9h 15mBritish Airways

Mon 1/56:30 pmDUB - TYS

2 stops27h 19mBritish Airways

Deal found 12/27

$944

Mon 12/292:00 pmTYS - DUB

1 stop15h 20mUnited Airlines

Mon 1/512:05 pmDUB - TYS

1 stop12h 46mUnited Airlines

Deal found 12/27

$1,227

Sat 12/276:45 amTYS - DUB

1 stop20h 25mUnited Airlines

Sat 1/39:30 amDUB - TYS

2 stops18h 09mUnited Airlines

Deal found 12/26

$1,327

Mon 12/297:15 amTYS - DUB

3 stops35h 40mMultiple Airlines

Mon 1/56:30 amDUB - TYS

2 stops20h 18mMultiple Airlines

Deal found 12/27

$1,669

Sat 12/275:45 amTYS - DUB

1 stop23h 35mLufthansa

Sat 1/312:05 pmDUB - TYS

1 stop12h 46mLufthansa

Deal found 12/26

$1,838

Best flights from Knoxville to Ireland
Discover carefully curated flight deals from Knoxville to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

Sun 2/16:45 amTYS - DUB

1 stop20h 25mUnited Airlines

Sun 2/89:00 amDUB - TYS

2 stops40h 52mUnited Airlines

Deal found 12/26

$456

Wed 2/47:20 pmTYS - DUB

2 stops30h 50mAir Canada

Wed 2/119:00 amDUB - TYS

2 stops30h 49mAir Canada

Deal found 12/27

$476

Fri 3/277:39 pmTYS - SNN

2 stops16h 06mAmerican Airlines

Mon 4/137:40 amSNN - TYS

2 stops18h 47mAmerican Airlines

Deal found 12/26

$694

Wed 2/44:00 pmTYS - SNN

2 stops14h 30mBritish Airways

Sun 2/85:30 pmSNN - TYS

2 stops32h 26mBritish Airways

Deal found 12/25

$786

Tue 4/79:40 amTYS - DUB

1 stop20h 00mUnited Airlines

Tue 4/219:50 amDUB - TYS

2 stops32h 27mUnited Airlines

Deal found 12/26

$460

Tue 4/215:48 pmTYS - DUB

1 stop10h 57mUnited Airlines

Tue 5/129:50 amDUB - TYS

2 stops34h 18mUnited Airlines

Deal found 12/26

$460

Wed 2/47:20 pmTYS - DUB

2 stops31h 50mUnited Airlines

Sun 2/89:00 amDUB - TYS

2 stops40h 52mUnited Airlines

Deal found 12/25

$460

Wed 2/44:00 pmTYS - ORK

2 stops18h 25mBritish Airways

Sun 2/87:40 amORK - TYS

2 stops19h 29mBritish Airways

Deal found 12/25

$787

Fri 3/271:53 pmTYS - SNN

3 stops17h 37mAir Canada

Mon 4/139:15 pmSNN - TYS

3 stops27h 27mAir Canada

Deal found 12/26

$2,328

Last-minute flights from Knoxville to Ireland
Discover last-minute flight deals from Knoxville to Ireland. Data last updated December 28, 2025 and is based on user searches.

Sat 12/276:45 amTYS - DUB

1 stop20h 25mUnited Airlines

Sat 1/39:30 amDUB - TYS

2 stops18h 09mUnited Airlines

Deal found 12/26

$1,327

Sat 12/275:45 amTYS - DUB

1 stop23h 35mLufthansa

Sat 1/312:05 pmDUB - TYS

1 stop12h 46mLufthansa

Deal found 12/26

$1,838

Mon 12/296:25 pmTYS - DUB

1 stop9h 15mBritish Airways

Mon 1/56:30 pmDUB - TYS

2 stops27h 19mBritish Airways

Deal found 12/27

$944

Mon 12/292:00 pmTYS - DUB

1 stop15h 20mUnited Airlines

Mon 1/512:05 pmDUB - TYS

1 stop12h 46mUnited Airlines

Deal found 12/27

$1,227

Mon 12/297:15 amTYS - DUB

3 stops35h 40mMultiple Airlines

Mon 1/56:30 amDUB - TYS

2 stops20h 18mMultiple Airlines

Deal found 12/27

$1,669

Sat 1/311:59 pmTYS - DUB

1 stop13h 11mLufthansa

Sat 2/75:10 amDUB - TYS

2 stops20h 42mLufthansa

Deal found 12/26

$479

Sat 1/3111:07 amTYS - DUB

1 stop16h 03mUnited Airlines

Sat 2/710:40 amDUB - TYS

1 stop15h 12mUnited Airlines

Deal found 12/26

$484

Sat 1/3111:58 amTYS - DUB

2 stops15h 47mKLM

Sat 2/78:50 amDUB - TYS

2 stops16h 57mKLM

Deal found 12/26

$487

Sat 1/319:30 amTYS - DUB

3 stops19h 45mAir Canada

Sat 2/73:30 pmDUB - TYS

3 stops28h 19mAir Canada

Deal found 12/26

$869

Sat 1/317:20 pmTYS - DUB

2 stops30h 50mMultiple Airlines

Sat 2/73:30 pmDUB - TYS

3 stops28h 19mMultiple Airlines

Deal found 12/26

$1,399

One-way flights from Knoxville to Ireland
Search for one-way flight options from Knoxville to Ireland. Find affordable one-way fares based on user searches. Data last updated December 28, 2025.

Sat 5/98:23 pmTYS - DUB

2 stops18h 02mMultiple Airlines

Deal found 12/27

$300

Fri 4/36:10 amTYS - DUB

1 stop19h 20mAmerican Airlines

Deal found 12/27

$308

Wed 5/2011:30 amTYS - DUB

2 stops16h 45mDelta

Deal found 12/28

$322

Fri 4/35:40 amTYS - DUB

2 stops19h 50mMultiple Airlines

Deal found 12/27

$331

Sat 5/236:56 pmTYS - DUB

2 stops16h 44mMultiple Airlines

Deal found 12/28

$374

Thu 5/216:10 amTYS - DUB

2 stops23h 35mDelta

Deal found 12/28

$382

Wed 6/101:02 pmTYS - DUB

2 stops39h 18mMultiple Airlines

Deal found 12/26

$411

Sun 5/247:50 amTYS - DUB

1 stop19h 20mAmerican Airlines

Deal found 12/28

$422

Mon 6/81:36 pmTYS - DUB

3 stops37h 44mMultiple Airlines

Deal found 12/26

$436

Sun 6/73:46 pmTYS - DUB

1 stop11h 24mMultiple Airlines

Deal found 12/26

$453

Sun 4/56:38 pmTYS - SNN

2 stops16h 32mMultiple Airlines

Deal found 12/24

$954

Mon 4/611:45 amTYS - SNN

2 stops27h 50mAmerican Airlines

Deal found 12/24

$961

Find flight deals from Knoxville to Ireland

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$456 (United Airlines)
One-way from	$300 (Iberia)
Popular in	June
Cheapest in	November
Average price	$861

Provider with most accurate pricing for Knoxville McGhee Tyson-Dublin flight deals.

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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Dublin flights.

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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. 25% potential increase in price ($278 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($52 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 2/1

6:45 am-8:10 am

1 stop20h 25m

Dublin

Sun 2/8

9:00 am-8:52 pm

2 stops40h 52m

$456

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 4/7

9:40 am-10:40 am

1 stop20h 00m

Dublin

Tue 4/21

9:50 am-1:17 pm

2 stops32h 27m

$460

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 4/21

5:48 pm-9:45 am

1 stop10h 57m

Dublin

Tue 5/12

9:50 am-3:08 pm

2 stops34h 18m

$460

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 2/4

7:20 pm-8:10 am

2 stops31h 50m

Dublin

Sun 2/8

9:00 am-8:52 pm

2 stops40h 52m

$460

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 2/4

7:20 pm-7:10 am

2 stops30h 50m

Dublin

Wed 2/11

9:00 am-10:49 am

2 stops30h 49m

$476

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Fri 3/27

7:39 pm-3:45 pm

2 stops16h 06m

Shannon

Mon 4/13

7:40 am-9:27 pm

2 stops18h 47m

$694

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Wed 2/4

4:00 pm-11:30 am

2 stops14h 30m

Shannon

Sun 2/8

5:30 pm-8:56 pm

2 stops32h 26m

$786

KnoxvilleCork

TYS - ORK

TYSORK

Knoxville McGhee Tyson

Wed 2/4

4:00 pm-3:25 pm

2 stops18h 25m

Cork

Sun 2/8

7:40 am-10:09 pm

2 stops19h 29m

$787

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Fri 3/27

1:53 pm-11:30 am

3 stops17h 37m

Shannon

Mon 4/13

9:15 pm-7:42 pm

3 stops27h 27m

$2,328

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sat 5/9

8:23 pm-7:25 pm

2 stops18h 02m

$300

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Showing 1-10 of 27 results

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

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

8,019 reviews

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

8,019 reviews

Delta

7.9

Good

8,019 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

KLM

7.7

Good

1,435 reviews

Delta

7.9

Good

8,019 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,113 reviews

Delta

7.9

Good

8,019 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,072 reviews

Delta

7.9

Good

8,019 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

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 14h 30m. There are 3708 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 4 airlines flying from Knoxville to Ireland

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$502	Average$855	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$506	Average$811	FlexibilityNo cancel fee	On-timeN/A
KLM	Cheapest$536	Average$806	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$582	Average$911	FlexibilityNo cancel fee	On-time71%

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$300+ 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Knoxville to Ireland

Cheapest flights from Knoxville to IrelandExplore 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 December 28, 2025.

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 December 28, 2025.

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 December 28, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Knoxville to Ireland that are best for you.

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.

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?

Reviews of airlines servicing Ireland

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.

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?

How long is the flight from Knoxville to Ireland?

What are the most popular routes from Knoxville to Ireland?

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

How can I find direct flights from Knoxville to Ireland?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Knoxville to Ireland

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Knoxville to Ireland

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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 December 28, 2025.