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Cheap flights from Knoxville to Ireland from €408

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

Find the cheapest flights from Knoxville to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
17:20 - 09:55TYS  Knoxville McGhee Tyson-DUB Dublin
11h 35m1 stop Newark
United Airlines Logo
09:00 - 16:51DUB  Dublin-TYS Knoxville McGhee Tyson
36h 51m2 stops Toronto Pearson Intl Chicago O'Hare Intl
€604United Airlines
Mon, 16 Nov - Thu, 26 Nov
United Airlines Logo
10:43 - 07:30TYS  Knoxville McGhee Tyson-DUB Dublin
15h 47m2 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
€608United Airlines
Mon, 16 Nov - Thu, 26 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 Newark
€626Lufthansa
Sat, 9 Jan - Tue, 19 Jan
United Airlines Logo
16:30 - 10:20TYS  Knoxville McGhee Tyson-DUB Dublin
13h 50m2 stops Newark Washington, D.C. Dulles Intl
United Airlines Logo
10:40 - 16:59DUB  Dublin-TYS Knoxville McGhee Tyson
11h 19m1 stop Chicago O'Hare Intl
€627United Airlines
Wed, 28 Oct - Fri, 6 Nov
United Airlines Logo
09:45 - 08:10TYS  Knoxville McGhee Tyson-DUB Dublin
18h 25m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
United Airlines Logo
09:30 - 16:35DUB  Dublin-TYS Knoxville McGhee Tyson
12h 05m1 stop Newark
€631United Airlines
Wed, 28 Oct - Fri, 6 Nov
Multiple Airlines Logo
06:45 - 06:10TYS  Knoxville McGhee Tyson-DUB Dublin
19h 25m2 stops Chicago O'Hare Intl Toronto Pearson Intl
Multiple Airlines Logo
09:10 - 20:54DUB  Dublin-TYS Knoxville McGhee Tyson
40h 44m2 stops Frankfurt am Main Chicago O'Hare Intl
€634Multiple Airlines
Wed, 28 Oct - Fri, 6 Nov
Air Canada Logo
09:45 - 08:15TYS  Knoxville McGhee Tyson-DUB Dublin
17h 30m2 stops Washington, D.C. Dulles Intl Toronto Pearson Intl
Air Canada Logo
09:50 - 14:42DUB  Dublin-TYS Knoxville McGhee Tyson
33h 52m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl
€641Air Canada
Tue, 6 Oct - Tue, 13 Oct
Air Canada Logo
19:20 - 10:40TYS  Knoxville McGhee Tyson-DUB Dublin
10h 20m1 stop Washington, D.C. Dulles Intl
Air Canada Logo
08:50 - 14:42DUB  Dublin-TYS Knoxville McGhee Tyson
10h 52m1 stop Washington, D.C. Dulles Intl
€644Air Canada
Mon, 21 Sep - Tue, 6 Oct
Multiple Airlines Logo
16:16 - 07:30TYS  Knoxville McGhee Tyson-DUB Dublin
10h 14m1 stop Newark
Multiple Airlines Logo
09:50 - 23:59DUB  Dublin-TYS Knoxville McGhee Tyson
19h 09m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl
€654Multiple Airlines
Tue, 6 Oct - Tue, 13 Oct
United Airlines Logo
05:45 - 07:20TYS  Knoxville McGhee Tyson-DUB Dublin
20h 35m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
12:30 - 23:59DUB  Dublin-TYS Knoxville McGhee Tyson
16h 29m1 stop Washington, D.C. Dulles Intl
€657United Airlines
Mon, 28 Sep - Thu, 8 Oct

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Lufthansa flights from Knoxville to Ireland

Our best Lufthansa deals on Knoxville to Ireland flight tickets
Lufthansa
9 Jan
TYS19:35Knoxville McGhee Tyson
34h 25m
2 stops
DUB11:00Dublin
19 Jan
DUB05:10Dublin
20h 44m
2 stops
TYS20:54Knoxville McGhee Tyson
€626
Lufthansa
9 Jan
TYS16:16Knoxville McGhee Tyson
10h 14m
1 stop
DUB07:30Dublin
19 Jan
DUB05:10Dublin
20h 44m
2 stops
TYS20:54Knoxville McGhee Tyson
€710
Lufthansa
9 Jan
TYS16:16Knoxville McGhee Tyson
10h 14m
1 stop
DUB07:30Dublin
19 Jan
DUB09:30Dublin
11h 55m
1 stop
TYS16:25Knoxville McGhee Tyson
€714

Air Canada flights from Knoxville to Ireland

Our best Air Canada deals on Knoxville to Ireland flight tickets
Air Canada
6 Oct
TYS09:45Knoxville McGhee Tyson
17h 30m
2 stops
DUB08:15Dublin
13 Oct
DUB09:50Dublin
33h 52m
2 stops
TYS14:42Knoxville McGhee Tyson
€641
Air Canada
21 Sept
TYS19:20Knoxville McGhee Tyson
10h 20m
1 stop
DUB10:40Dublin
6 Oct
DUB08:50Dublin
10h 52m
1 stop
TYS14:42Knoxville McGhee Tyson
€644
Air Canada
15 Sept
TYS19:20Knoxville McGhee Tyson
31h 55m
2 stops
DUB08:15Dublin
22 Sept
DUB09:20Dublin
19h 39m
2 stops
TYS23:59Knoxville McGhee Tyson
€729

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 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

Mon 16/11

17:20-09:55

1 stop11h 35m

Dublin

Thu 26/11

09:00-16:51

2 stops36h 51m

€604

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Mon 16/11

10:43-07:30

2 stops15h 47m

Dublin

Thu 26/11

09:00-14:48

2 stops34h 48m

€608

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Sat 9/1

19:35-11:00

2 stops34h 25m

Dublin

Tue 19/1

05:10-20:54

2 stops20h 44m

€626

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

16:30-10:20

2 stops13h 50m

Dublin

Fri 6/11

10:40-16:59

1 stop11h 19m

€627

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

09:45-08:10

2 stops18h 25m

Dublin

Fri 6/11

09:30-16:35

1 stop12h 05m

€631

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

06:45-06:10

2 stops19h 25m

Dublin

Fri 6/11

09:10-20:54

2 stops40h 44m

€634

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Tue 6/10

09:45-08:15

2 stops17h 30m

Dublin

Tue 13/10

09:50-14:42

2 stops33h 52m

€641
Fastest return journey

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Mon 21/9

19:20-10:40

1 stop10h 20m

Dublin

Tue 6/10

08:50-14:42

1 stop10h 52m

€644

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Tue 6/10

16:16-07:30

1 stop10h 14m

Dublin

Tue 13/10

09:50-23:59

2 stops19h 09m

€654

KnoxvilleDublin

TYS Knoxville McGhee Tyson - DUB Dublin

TYSDUB

Knoxville McGhee Tyson

Mon 28/9

05:45-07:20

1 stop20h 35m

Dublin

Thu 8/10

12:30-23:59

1 stop16h 29m

€657

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 €503.

Cheap Knoxville to Ireland flight deals and tips

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

Best price found

€408

Fastest flight time

10h 43m

Direct flights

None
The best one-way flight to Ireland from Knoxville in the past 72 hours is €408. The best return flight deal from Knoxville to Ireland found on momondo in the last 72 hours is €604.
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.
Search flight deals

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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