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Cheap flights from Knoxville to Ireland from €276

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 20/5. 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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Find the cheapest flights from Knoxville to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
19:25 - 10:20
TYS
-
DUB
9h 55m
1 stop
United Airlines Logo
09:00 - 19:55
DUB
-
TYS
39h 55m
2 stops
€393United Airlines
Sat, 21 Feb - Sat, 28 Feb
United Airlines Logo
19:20 - 10:40
TYS
-
DUB
10h 20m
1 stop
United Airlines Logo
09:50 - 16:52
DUB
-
TYS
36h 02m
2 stops
€396United Airlines
Tue, 31 Mar - Tue, 14 Apr
Air Canada Logo
09:40 - 08:15
TYS
-
DUB
17h 35m
2 stops
Air Canada Logo
09:20 - 20:45
DUB
-
TYS
40h 25m
2 stops
€403Air Canada
Tue, 28 Apr - Fri, 8 May
British Airways Logo
16:02 - 15:40
TYS
-
DUB
19h 38m
2 stops
British Airways Logo
10:00 - 20:57
DUB
-
TYS
14h 57m
2 stops
€407British Airways
Tue, 10 Mar - Tue, 24 Mar
British Airways Logo
06:10 - 09:35
TYS
-
DUB
23h 25m
2 stops
British Airways Logo
10:00 - 20:57
DUB
-
TYS
14h 57m
2 stops
€413British Airways
Tue, 10 Mar - Tue, 24 Mar
KLM Logo
16:03 - 07:45
TYS
-
DUB
10h 42m
1 stop
KLM Logo
13:25 - 23:52
DUB
-
TYS
15h 27m
2 stops
€414KLM
Thu, 26 Feb - Thu, 5 Mar
KLM Logo
12:00 - 07:45
TYS
-
DUB
14h 45m
1 stop
KLM Logo
09:45 - 23:52
DUB
-
TYS
19h 07m
1 stop
€415KLM
Sat, 21 Feb - Sat, 28 Feb
American Airlines Logo
19:33 - 16:10
TYS
-
SNN
15h 37m
2 stops
American Airlines Logo
13:45 - 23:55
SNN
-
TYS
15h 10m
2 stops
€474American Airlines
Sun, 26 Apr - Sun, 3 May
American Airlines Logo
06:05 - 06:20
TYS
-
SNN
19h 15m
2 stops
American Airlines Logo
14:45 - 08:42
SNN
-
TYS
22h 57m
2 stops
€482American Airlines
Fri, 27 Feb - Fri, 6 Mar
Air Canada Logo
09:30 - 11:30
TYS
-
SNN
21h 00m
3 stops
Air Canada Logo
07:50 - 10:57
SNN
-
TYS
32h 07m
3 stops
€602Air Canada
Tue, 27 Jan - Wed, 4 Feb

United Airlines flights from Knoxville to Ireland

Our best United Airlines deals on Knoxville to Ireland flight tickets
United Airlines
21 Feb
TYS19:25Knoxville McGhee Tyson
9h 55m
1 stop
DUB10:20Dublin
28 Feb
DUB09:00Dublin
39h 55m
2 stops
TYS19:55Knoxville McGhee Tyson
€393
United Airlines
31 Mar
TYS19:20Knoxville McGhee Tyson
10h 20m
1 stop
DUB10:40Dublin
14 Apr
DUB09:50Dublin
36h 02m
2 stops
TYS16:52Knoxville McGhee Tyson
€396
United Airlines
7 Apr
TYS07:00Knoxville McGhee Tyson
19h 20m
2 stops
DUB07:20Dublin
21 Apr
DUB09:50Dublin
36h 02m
2 stops
TYS16:52Knoxville McGhee Tyson
€400

British Airways flights from Knoxville to Ireland

Our best British Airways deals on Knoxville to Ireland flight tickets
British Airways
10 Mar
TYS16:02Knoxville McGhee Tyson
19h 38m
2 stops
DUB15:40Dublin
24 Mar
DUB10:00Dublin
14h 57m
2 stops
TYS20:57Knoxville McGhee Tyson
€407
British Airways
10 Mar
TYS06:10Knoxville McGhee Tyson
23h 25m
2 stops
DUB09:35Dublin
24 Mar
DUB10:00Dublin
14h 57m
2 stops
TYS20:57Knoxville McGhee Tyson
€413
British Airways
27 Jan
TYS17:15Knoxville McGhee Tyson
21h 10m
2 stops
SNN19:25Shannon
4 Feb
SNN07:50Shannon
19h 19m
2 stops
TYS22:09Knoxville McGhee Tyson
€415

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 14 January 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

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sat 21/2

19:25-10:20

1 stop9h 55m

Dublin

Sat 28/2

09:00-19:55

2 stops39h 55m

€393

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 31/3

19:20-10:40

1 stop10h 20m

Dublin

Tue 14/4

09:50-16:52

2 stops36h 02m

€396

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 28/4

09:40-08:15

2 stops17h 35m

Dublin

Fri 8/5

09:20-20:45

2 stops40h 25m

€403

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 10/3

16:02-15:40

2 stops19h 38m

Dublin

Tue 24/3

10:00-20:57

2 stops14h 57m

€407

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 10/3

06:10-09:35

2 stops23h 25m

Dublin

Tue 24/3

10:00-20:57

2 stops14h 57m

€413

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 26/2

16:03-07:45

1 stop10h 42m

Dublin

Thu 5/3

13:25-23:52

2 stops15h 27m

€414

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sat 21/2

12:00-07:45

1 stop14h 45m

Dublin

Sat 28/2

09:45-23:52

1 stop19h 07m

€415

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Sun 26/4

19:33-16:10

2 stops15h 37m

Shannon

Sun 3/5

13:45-23:55

2 stops15h 10m

€474

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Fri 27/2

06:05-06:20

2 stops19h 15m

Shannon

Fri 6/3

14:45-08:42

2 stops22h 57m

€482

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Tue 27/1

09:30-11:30

3 stops21h 00m

Shannon

Wed 4/2

07:50-10:57

3 stops32h 07m

€602

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
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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 €499.

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 €685 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 €492 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

Fastest flight time

9h 55m

Direct flights

None
The fastest flight from Knoxville to Ireland takes 9h 55m
There are no direct flights from Knoxville to Ireland. There are no popular flight routes from Knoxville to Ireland.
Search flight deals

  • 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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