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Cheap flights from Knoxville to Ireland from €561

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 21/8. 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

Find the cheapest flights from Knoxville to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:25 - 07:30TYS  Knoxville McGhee Tyson-DUB Dublin
15h 05m1 stop Newark
United Airlines Logo
09:00 - 16:51DUB  Dublin-TYS Knoxville McGhee Tyson
36h 51m2 stops Toronto Pearson Intl Chicago O'Hare Intl
€606United Airlines
Tue, 17 Nov - Thu, 26 Nov
United Airlines Logo
06:45 - 09:55TYS  Knoxville McGhee Tyson-DUB Dublin
22h 10m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
09:00 - 14:48DUB  Dublin-TYS Knoxville McGhee Tyson
34h 48m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl
€609United Airlines
Tue, 17 Nov - Thu, 26 Nov
Delta Logo
14:38 - 07:45TYS  Knoxville McGhee Tyson-DUB Dublin
13h 07m1 stop Atlanta Hartsfield-Jackson
Delta Logo
05:45 - 19:42DUB  Dublin-TYS Knoxville McGhee Tyson
18h 57m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
€626Delta
Wed, 28 Oct - Fri, 6 Nov
Delta Logo
10:29 - 07:45TYS  Knoxville McGhee Tyson-DUB Dublin
17h 16m1 stop Atlanta Hartsfield-Jackson
Delta Logo
05:45 - 18:42DUB  Dublin-TYS Knoxville McGhee Tyson
17h 57m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
€626Delta
Wed, 28 Oct - Fri, 6 Nov
Lufthansa Logo
19:35 - 11:00TYS  Knoxville McGhee Tyson-DUB Dublin
34h 25m2 stops Washington, D.C. Dulles Intl Frankfurt am Main
Lufthansa Logo
05:10 - 20:54DUB  Dublin-TYS Knoxville McGhee Tyson
20h 44m2 stops Frankfurt am Main Chicago O'Hare Intl
€626Lufthansa
Mon, 16 Nov - Fri, 27 Nov
United Airlines Logo
11:25 - 07:30TYS  Knoxville McGhee Tyson-DUB Dublin
15h 05m1 stop Newark
United Airlines Logo
12:05 - 19:36DUB  Dublin-TYS Knoxville McGhee Tyson
12h 31m1 stop Washington, D.C. Dulles Intl
€629United Airlines
Mon, 16 Nov - Fri, 27 Nov
United Airlines Logo
13:55 - 09:55TYS  Knoxville McGhee Tyson-DUB Dublin
15h 00m2 stops Washington, D.C. Dulles Intl Newark
United Airlines Logo
12:05 - 19:36DUB  Dublin-TYS Knoxville McGhee Tyson
12h 31m1 stop Washington, D.C. Dulles Intl
€629United Airlines
Mon, 16 Nov - Fri, 27 Nov
United Airlines Logo
13:56 - 08:10TYS  Knoxville McGhee Tyson-DUB Dublin
13h 14m1 stop Chicago O'Hare Intl
United Airlines Logo
12:05 - 19:36DUB  Dublin-TYS Knoxville McGhee Tyson
12h 31m1 stop Washington, D.C. Dulles Intl
€629United Airlines
Tue, 17 Nov - Thu, 26 Nov
Delta Logo
06:00 - 11:10TYS  Knoxville McGhee Tyson-SNN Shannon
24h 10m1 stop New York LaGuardia
Delta Logo
13:05 - 11:04SNN  Shannon-TYS Knoxville McGhee Tyson
26h 59m1 stop New York John F Kennedy Intl
€736Delta
Mon, 7 Sep - Sun, 13 Sep
United Airlines Logo
05:45 - 10:15TYS  Knoxville McGhee Tyson-SNN Shannon
23h 30m2 stops Washington, D.C. Dulles Intl Newark
United Airlines Logo
12:30 - 09:45SNN  Shannon-TYS Knoxville McGhee Tyson
26h 15m2 stops Newark Chicago O'Hare Intl
€857United Airlines
Thu, 24 Sep - Thu, 1 Oct

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Delta flights from Knoxville to Ireland

Our best Delta deals on Knoxville to Ireland flight tickets
Delta
28 Oct
TYS14:38Knoxville McGhee Tyson
13h 07m
1 stop
DUB07:45Dublin
6 Nov
DUB05:45Dublin
18h 57m
2 stops
TYS19:42Knoxville McGhee Tyson
€626
Delta
28 Oct
TYS10:29Knoxville McGhee Tyson
17h 16m
1 stop
DUB07:45Dublin
6 Nov
DUB05:45Dublin
17h 57m
2 stops
TYS18:42Knoxville McGhee Tyson
€626
Delta
28 Oct
TYS10:29Knoxville McGhee Tyson
17h 26m
2 stops
DUB07:55Dublin
6 Nov
DUB05:45Dublin
17h 57m
2 stops
TYS18:42Knoxville McGhee Tyson
€630

Air Canada flights from Knoxville to Ireland

Our best Air Canada deals on Knoxville to Ireland flight tickets
Air Canada
12 Sept
TYS19:20Knoxville McGhee Tyson
31h 25m
2 stops
DUB07:45Dublin
25 Sept
DUB09:20Dublin
34h 22m
2 stops
TYS14:42Knoxville McGhee Tyson
€722
Air Canada
26 Sept
TYS05:45Knoxville McGhee Tyson
21h 30m
2 stops
DUB08:15Dublin
3 Oct
DUB09:20Dublin
40h 29m
2 stops
TYS20:49Knoxville McGhee Tyson
€738
Air Canada
14 Sept
TYS05:45Knoxville McGhee Tyson
21h 00m
2 stops
DUB07:45Dublin
26 Sept
DUB09:20Dublin
16h 29m
2 stops
TYS20:49Knoxville McGhee Tyson
€789

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 12 August 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 Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Tue 17/11

11:25-07:30

1 stop15h 05m

Dublin

Thu 26/11

09:00-16:51

2 stops36h 51m

€606

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Tue 17/11

06:45-09:55

2 stops22h 10m

Dublin

Thu 26/11

09:00-14:48

2 stops34h 48m

€609

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

14:38-07:45

1 stop13h 07m

Dublin

Fri 6/11

05:45-19:42

2 stops18h 57m

€626

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

10:29-07:45

1 stop17h 16m

Dublin

Fri 6/11

05:45-18:42

2 stops17h 57m

€626

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Mon 16/11

19:35-11:00

2 stops34h 25m

Dublin

Fri 27/11

05:10-20:54

2 stops20h 44m

€626

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Mon 16/11

11:25-07:30

1 stop15h 05m

Dublin

Fri 27/11

12:05-19:36

1 stop12h 31m

€629

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Mon 16/11

13:55-09:55

2 stops15h 00m

Dublin

Fri 27/11

12:05-19:36

1 stop12h 31m

€629
Fastest return journey

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Tue 17/11

13:56-08:10

1 stop13h 14m

Dublin

Thu 26/11

12:05-19:36

1 stop12h 31m

€629

KnoxvilleShannon

TYS Knoxville McGhee Tyson - SNN Shannon

TYSSNN

Knoxville McGhee Tyson

Mon 7/9

06:00-11:10

1 stop24h 10m

Shannon

Sun 13/9

13:05-11:04

1 stop26h 59m

€736

KnoxvilleShannon

TYS Knoxville McGhee Tyson - SNN Shannon

TYSSNN

Knoxville McGhee Tyson

Thu 24/9

05:45-10:15

2 stops23h 30m

Shannon

Thu 1/10

12:30-09:45

2 stops26h 15m

€857

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 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 November is another great option to travel to Ireland, with average flight prices from Knoxville averaging around €504.

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 43m

Direct flights

None
The fastest flight from Knoxville to Ireland takes 10h 43m
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

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