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Cheap flights from Knoxville to Ireland from €351

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 1/1. 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
0 bags
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Cheap return flights

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Multiple Airlines Logo
19:25 - 10:20TYS-DUB
9h 55m1 stop
Multiple Airlines Logo
09:00 - 13:17DUB-TYS
33h 17m2 stops
€393Multiple Airlines
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Thu, 4 Dec - Mon, 8 Dec
British Airways Logo
17:15 - 14:20TYS-DUB
16h 05m2 stops
British Airways Logo
20:40 - 20:56DUB-TYS
29h 16m2 stops
€396British Airways
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Tue, 13 Jan - Mon, 19 Jan
United Airlines Logo
19:25 - 08:10TYS-DUB
31h 45m2 stops
United Airlines Logo
09:00 - 13:17DUB-TYS
33h 17m2 stops
€400United Airlines
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Thu, 4 Dec - Mon, 8 Dec
Air Canada Logo
09:40 - 07:10TYS-DUB
16h 30m2 stops
Air Canada Logo
09:00 - 13:17DUB-TYS
33h 17m2 stops
€401Air Canada
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Thu, 4 Dec - Mon, 8 Dec
Lufthansa Logo
19:25 - 10:20TYS-DUB
9h 55m1 stop
Lufthansa Logo
05:10 - 21:04DUB-TYS
20h 54m2 stops
€410Lufthansa
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Thu, 4 Dec - Mon, 8 Dec
Air Canada Logo
19:23 - 07:10TYS-DUB
30h 47m2 stops
Air Canada Logo
09:00 - 19:27DUB-TYS
39h 27m2 stops
€413Air Canada
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Mon, 5 Jan - Sun, 18 Jan
Lufthansa Logo
19:25 - 10:20TYS-DUB
9h 55m1 stop
Lufthansa Logo
12:05 - 19:29DUB-TYS
12h 24m1 stop
€415Lufthansa
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Thu, 4 Dec - Mon, 8 Dec
United Airlines Logo
13:59 - 08:10TYS-DUB
13h 11m1 stop
United Airlines Logo
10:40 - 20:52DUB-TYS
15h 12m1 stop
€419United Airlines
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Fri, 6 Feb - Tue, 10 Feb
Delta Logo
17:00 - 12:50TYS-ORK
38h 50m2 stops
Delta Logo
06:00 - 23:52ORK-TYS
22h 52m2 stops
€429Delta
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Wed, 18 Feb - Sun, 22 Feb
Delta Logo
12:00 - 12:55TYS-ORK
19h 55m2 stops
Delta Logo
06:00 - 20:47ORK-TYS
19h 47m2 stops
€430Delta
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Wed, 18 Feb - Sun, 22 Feb

British Airways flights from Knoxville to Ireland

Our best British Airways deals on Knoxville to Ireland flight tickets
British Airways
13 Jan
TYS17:15Knoxville McGhee Tyson
16h 05m
2 stops
DUB14:20Dublin
19 Jan
DUB20:40Dublin
29h 16m
2 stops
TYS20:56Knoxville McGhee Tyson
€396
Find similar
British Airways
24 Feb
TYS17:08Knoxville McGhee Tyson
16h 12m
2 stops
DUB14:20Dublin
3 Mar
DUB08:50Dublin
18h 12m
2 stops
TYS22:02Knoxville McGhee Tyson
€420
Find similar
British Airways
24 Feb
TYS17:08Knoxville McGhee Tyson
16h 12m
2 stops
DUB14:20Dublin
3 Mar
DUB08:50Dublin
17h 57m
2 stops
TYS21:47Knoxville McGhee Tyson
€425
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United Airlines flights from Knoxville to Ireland

Our best United Airlines deals on Knoxville to Ireland flight tickets
United Airlines
4 Dec
TYS19:25Knoxville McGhee Tyson
31h 45m
2 stops
DUB08:10Dublin
8 Dec
DUB09:00Dublin
33h 17m
2 stops
TYS13:17Knoxville McGhee Tyson
€400
Find similar
United Airlines
6 Feb
TYS13:59Knoxville McGhee Tyson
13h 11m
1 stop
DUB08:10Dublin
10 Feb
DUB10:40Dublin
15h 12m
1 stop
TYS20:52Knoxville McGhee Tyson
€419
Find similar
United Airlines
6 Feb
TYS11:07Knoxville McGhee Tyson
15h 23m
2 stops
DUB07:30Dublin
10 Feb
DUB09:30Dublin
16h 22m
2 stops
TYS20:52Knoxville McGhee Tyson
€424
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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 24 November 2025.
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

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 4/12

19:25-10:20

1 stop9h 55m

Dublin

Mon 8/12

09:00-13:17

2 stops33h 17m

€393

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 13/1

17:15-14:20

2 stops16h 05m

Dublin

Mon 19/1

20:40-20:56

2 stops29h 16m

€396

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 4/12

19:25-08:10

2 stops31h 45m

Dublin

Mon 8/12

09:00-13:17

2 stops33h 17m

€400

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 4/12

09:40-07:10

2 stops16h 30m

Dublin

Mon 8/12

09:00-13:17

2 stops33h 17m

€401

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 4/12

19:25-10:20

1 stop9h 55m

Dublin

Mon 8/12

05:10-21:04

2 stops20h 54m

€410

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 5/1

19:23-07:10

2 stops30h 47m

Dublin

Sun 18/1

09:00-19:27

2 stops39h 27m

€413

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 4/12

19:25-10:20

1 stop9h 55m

Dublin

Mon 8/12

12:05-19:29

1 stop12h 24m

€415

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Fri 6/2

13:59-08:10

1 stop13h 11m

Dublin

Tue 10/2

10:40-20:52

1 stop15h 12m

€419

KnoxvilleCork

TYS - ORK

TYSORK

Knoxville McGhee Tyson

Wed 18/2

17:00-12:50

2 stops38h 50m

Cork

Sun 22/2

06:00-23:52

2 stops22h 52m

€429

KnoxvilleCork

TYS - ORK

TYSORK

Knoxville McGhee Tyson

Wed 18/2

12:00-12:55

2 stops19h 55m

Cork

Sun 22/2

06:00-20:47

2 stops19h 47m

€430

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 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 January is another great option to travel to Ireland, with average flight prices from Knoxville averaging around €536.

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €734 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Knoxville for as low as €561 on momondo.

Cheap Knoxville to Ireland flight deals and tips

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

Direct flights

None
There are no direct flights from Knoxville to Ireland. There are no popular flight routes from Knoxville to Ireland.
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  • 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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