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Cheap flights from Knoxville to Ireland from €249

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Ireland departing on 27/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Knoxville to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
14:00 - 10:20
TYS
-
DUB
16h 20m
1 stop
United Airlines Logo
09:00 - 17:02
DUB
-
TYS
37h 02m
2 stops
€611United Airlines
Wed, 28 Oct - Fri, 6 Nov
United Airlines Logo
13:59 - 07:30
TYS
-
DUB
13h 31m
2 stops
United Airlines Logo
09:00 - 14:43
DUB
-
TYS
34h 43m
2 stops
€615United Airlines
Wed, 28 Oct - Fri, 6 Nov
Multiple Airlines Logo
14:00 - 08:10
TYS
-
DUB
13h 10m
1 stop
Multiple Airlines Logo
09:00 - 14:42
DUB
-
TYS
34h 42m
2 stops
€628Multiple Airlines
Tue, 1 Dec - Fri, 4 Dec
Multiple Airlines Logo
14:20 - 09:55
TYS
-
DUB
14h 35m
2 stops
Multiple Airlines Logo
09:00 - 14:42
DUB
-
TYS
34h 42m
2 stops
€632Multiple Airlines
Tue, 1 Dec - Fri, 4 Dec
United Airlines Logo
14:00 - 10:20
TYS
-
DUB
16h 20m
1 stop
United Airlines Logo
10:40 - 20:44
DUB
-
TYS
15h 04m
1 stop
€634United Airlines
Wed, 28 Oct - Fri, 6 Nov
British Airways Logo
16:57 - 23:25
TYS
-
ORK
25h 28m
2 stops
British Airways Logo
07:40 - 18:43
ORK
-
TYS
16h 03m
2 stops
€846British Airways
Sun, 6 Dec - Thu, 10 Dec
Air Canada Logo
13:00 - 11:20
TYS
-
SNN
17h 20m
3 stops
Air Canada Logo
07:30 - 23:59
SNN
-
TYS
21h 29m
3 stops
€1,266Air Canada
Sat, 22 Aug - Sat, 29 Aug
Air Canada Logo
13:00 - 11:20
TYS
-
SNN
17h 20m
3 stops
Air Canada Logo
07:30 - 23:59
SNN
-
TYS
21h 29m
3 stops
€1,297Air Canada
Wed, 19 Aug - Wed, 26 Aug
British Airways Logo
18:52 - 16:05
TYS
-
SNN
16h 13m
2 stops
British Airways Logo
07:30 - 22:17
SNN
-
TYS
19h 47m
2 stops
€7,118British Airways
Sat, 8 Aug - Thu, 13 Aug
Lufthansa Logo
13:54 - 07:30
TYS
-
SNN
12h 36m
1 stop
Lufthansa Logo
09:30 - 16:58
SNN
-
TYS
12h 28m
1 stop
€8,553Lufthansa
Sat, 8 Aug - Thu, 13 Aug

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Air Canada flights from Knoxville to Ireland

Our best Air Canada deals on Knoxville to Ireland flight tickets
Air Canada
26 Aug
TYS09:45Knoxville McGhee Tyson
17h 00m
2 stops
DUB07:45Dublin
8 Sept
DUB09:50Dublin
33h 47m
2 stops
TYS14:37Knoxville McGhee Tyson
€687
Air Canada
5 Aug
TYS05:45Knoxville McGhee Tyson
21h 00m
2 stops
DUB07:45Dublin
12 Aug
DUB09:20Dublin
54h 17m
2 stops
TYS10:37Knoxville McGhee Tyson
€741
Air Canada
22 Aug
TYS13:00Knoxville McGhee Tyson
17h 20m
3 stops
SNN11:20Shannon
29 Aug
SNN07:30Shannon
21h 29m
3 stops
TYS23:59Knoxville McGhee Tyson
€1,266

American Airlines flights from Knoxville to Ireland

Our best American Airlines deals on Knoxville to Ireland flight tickets
American Airlines
12 Nov
TYS13:25Knoxville McGhee Tyson
14h 05m
2 stops
DUB08:30Dublin
17 Nov
DUB11:30Dublin
14h 34m
1 stop
TYS21:04Knoxville McGhee Tyson
€682
American Airlines
29 Oct
TYS11:12Knoxville McGhee Tyson
17h 18m
1 stop
DUB08:30Dublin
7 Nov
DUB11:30Dublin
14h 34m
1 stop
TYS21:04Knoxville McGhee Tyson
€723

momondo Fare Finder

 
Customise 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, momondo users made 13,528 searches. Data last updated 10 July 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 return flight

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

14:00-10:20

1 stop16h 20m

Dublin

Fri 6/11

09:00-17:02

2 stops37h 02m

€611

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

13:59-07:30

2 stops13h 31m

Dublin

Fri 6/11

09:00-14:43

2 stops34h 43m

€615

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 1/12

14:00-08:10

1 stop13h 10m

Dublin

Fri 4/12

09:00-14:42

2 stops34h 42m

€628

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 1/12

14:20-09:55

2 stops14h 35m

Dublin

Fri 4/12

09:00-14:42

2 stops34h 42m

€632

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

14:00-10:20

1 stop16h 20m

Dublin

Fri 6/11

10:40-20:44

1 stop15h 04m

€634

KnoxvilleCork

TYS - ORK

TYSORK

Knoxville McGhee Tyson

Sun 6/12

16:57-23:25

2 stops25h 28m

Cork

Thu 10/12

07:40-18:43

2 stops16h 03m

€846

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Sat 22/8

13:00-11:20

3 stops17h 20m

Shannon

Sat 29/8

07:30-23:59

3 stops21h 29m

€1,266

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Wed 19/8

13:00-11:20

3 stops17h 20m

Shannon

Wed 26/8

07:30-23:59

3 stops21h 29m

€1,297

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Sat 8/8

18:52-16:05

2 stops16h 13m

Shannon

Thu 13/8

07:30-22:17

2 stops19h 47m

€7,118
Fastest return journey

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Sat 8/8

13:54-07:30

1 stop12h 36m

Shannon

Thu 13/8

09:30-16:58

1 stop12h 28m

€8,553

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ireland from

How to get the cheapest flight ticket from Knoxville to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ireland?

The month of March is another great option to travel to Ireland, with average flight prices from Knoxville averaging around €421.

Cheap Knoxville to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Ireland

Fastest flight time

13h 10m

Direct flights

None
The fastest flight from Knoxville to Ireland takes 13h 10m
There are no direct flights from Knoxville to Ireland. There are no popular flight routes from Knoxville to Ireland.
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Frequently asked questions about flying from Knoxville to Ireland

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Ireland?

    Prices for flights from Knoxville McGhee Tyson Airport to Ireland refresh daily.

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Ireland?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Ireland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ireland from Knoxville.

Can I find flights from Knoxville to Ireland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ireland from Knoxville which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Knoxville to Ireland?

Once all potential Knoxville to Ireland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Knoxville to Ireland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Knoxville to Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
Flights to Dublinfrom €37
Flights to Corkfrom €80
Flights to Shannon, Clarefrom €88
Flights to Milltown (Kerry)from €39
Flights to Donegalfrom €79