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Cheap flights from Knoxville to Ireland from €307

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 29/8. 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
19:20 - 10:20
TYS
-
DUB
11h 00m
1 stop
United Airlines Logo
09:00 - 17:02
DUB
-
TYS
37h 02m
2 stops
€610United Airlines
Wed, 28 Oct - Fri, 6 Nov
United Airlines Logo
09:45 - 10:20
TYS
-
DUB
20h 35m
1 stop
United Airlines Logo
09:00 - 09:50
DUB
-
TYS
29h 50m
2 stops
€630United Airlines
Wed, 28 Oct - Fri, 6 Nov
United Airlines Logo
13:59 - 09:55
TYS
-
DUB
15h 56m
2 stops
United Airlines Logo
12:05 - 19:36
DUB
-
TYS
12h 31m
1 stop
€633United Airlines
Wed, 28 Oct - Fri, 6 Nov
Delta Logo
12:06 - 07:45
TYS
-
DUB
15h 39m
1 stop
Delta Logo
09:45 - 23:59
DUB
-
TYS
19h 14m
1 stop
€634Delta
Wed, 28 Oct - Fri, 6 Nov
Delta Logo
12:06 - 07:55
TYS
-
DUB
15h 49m
2 stops
Delta Logo
08:50 - 21:47
DUB
-
TYS
17h 57m
2 stops
€635Delta
Wed, 28 Oct - Fri, 6 Nov
United Airlines Logo
13:59 - 09:55
TYS
-
DUB
15h 56m
2 stops
United Airlines Logo
09:30 - 19:36
DUB
-
TYS
15h 06m
2 stops
€637United Airlines
Wed, 28 Oct - Fri, 6 Nov
Multiple Airlines Logo
07:30 - 10:45
TYS
-
DUB
22h 15m
1 stop
Multiple Airlines Logo
06:25 - 14:56
DUB
-
TYS
37h 31m
2 stops
€643Multiple Airlines
Sun, 16 Aug - Tue, 1 Sep
Multiple Airlines Logo
12:06 - 14:20
TYS
-
DUB
21h 14m
2 stops
Multiple Airlines Logo
20:40 - 23:45
DUB
-
TYS
32h 05m
2 stops
€646Multiple Airlines
Tue, 8 Dec - Tue, 22 Dec
British Airways Logo
19:13 - 14:20
TYS
-
DUB
14h 07m
2 stops
British Airways Logo
17:55 - 17:19
DUB
-
TYS
28h 24m
2 stops
€656British Airways
Tue, 1 Dec - Mon, 7 Dec
Aer Lingus Logo
07:34 - 18:00
TYS
-
ORK
29h 26m
3 stops
Aer Lingus Logo
20:30 - 18:22
ORK
-
TYS
26h 52m
3 stops
€1,192Aer Lingus
Sun, 30 Aug - Sun, 6 Sep

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British Airways flights from Knoxville to Ireland

Our best British Airways deals on Knoxville to Ireland flight tickets
British Airways
1 Dec
TYS19:13Knoxville McGhee Tyson
14h 07m
2 stops
DUB14:20Dublin
7 Dec
DUB17:55Dublin
28h 24m
2 stops
TYS17:19Knoxville McGhee Tyson
€656
British Airways
28 Sept
TYS18:11Knoxville McGhee Tyson
19h 29m
2 stops
DUB18:40Dublin
8 Oct
DUB08:35Dublin
20h 20m
2 stops
TYS23:55Knoxville McGhee Tyson
€690
British Airways
12 Aug
TYS13:21Knoxville McGhee Tyson
17h 44m
2 stops
DUB12:05Dublin
18 Aug
DUB20:25Dublin
24h 32m
2 stops
TYS15:57Knoxville McGhee Tyson
€706

Air Canada flights from Knoxville to Ireland

Our best Air Canada deals on Knoxville to Ireland flight tickets
Air Canada
26 Nov
TYS09:45Knoxville McGhee Tyson
40h 25m
2 stops
DUB07:10Dublin
4 Dec
DUB09:00Dublin
34h 42m
2 stops
TYS14:42Knoxville McGhee Tyson
€661
Air Canada
28 Jul
TYS19:19Knoxville McGhee Tyson
31h 56m
2 stops
DUB08:15Dublin
14 Aug
DUB09:20Dublin
40h 33m
2 stops
TYS20:53Knoxville McGhee Tyson
€808
Air Canada
29 Jul
TYS10:00Knoxville McGhee Tyson
16h 45m
2 stops
DUB07:45Dublin
7 Aug
DUB09:20Dublin
40h 14m
2 stops
TYS20:34Knoxville McGhee Tyson
€814

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 17 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

19:20-10:20

1 stop11h 00m

Dublin

Fri 6/11

09:00-17:02

2 stops37h 02m

€610

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

09:45-10:20

1 stop20h 35m

Dublin

Fri 6/11

09:00-09:50

2 stops29h 50m

€630
Fastest return journey

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

13:59-09:55

2 stops15h 56m

Dublin

Fri 6/11

12:05-19:36

1 stop12h 31m

€633

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

12:06-07:45

1 stop15h 39m

Dublin

Fri 6/11

09:45-23:59

1 stop19h 14m

€634

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

12:06-07:55

2 stops15h 49m

Dublin

Fri 6/11

08:50-21:47

2 stops17h 57m

€635

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

13:59-09:55

2 stops15h 56m

Dublin

Fri 6/11

09:30-19:36

2 stops15h 06m

€637

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 16/8

07:30-10:45

1 stop22h 15m

Dublin

Tue 1/9

06:25-14:56

2 stops37h 31m

€643

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 8/12

12:06-14:20

2 stops21h 14m

Dublin

Tue 22/12

20:40-23:45

2 stops32h 05m

€646

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 1/12

19:13-14:20

2 stops14h 07m

Dublin

Mon 7/12

17:55-17:19

2 stops28h 24m

€656

KnoxvilleCork

TYS - ORK

TYSORK

Knoxville McGhee Tyson

Sun 30/8

07:34-18:00

3 stops29h 26m

Cork

Sun 6/9

20:30-18:22

3 stops26h 52m

€1,192

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 €420.

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

10h 15m

Direct flights

None
The fastest flight from Knoxville to Ireland takes 10h 15m
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 €85
Flights to Shannon, Clarefrom €82
Flights to Milltown (Kerry)from €37
Flights to Donegalfrom €76