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Cheap flights from Knoxville to Ireland from €365

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 24/12. 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.
Lufthansa Logo
13:59 - 08:10
TYS
-
DUB
13h 11m1 stop
Lufthansa Logo
10:40 - 20:52
DUB
-
TYS
15h 12m1 stop
€372Lufthansa
Thu, 22 Jan - Thu, 29 Jan
United Airlines Logo
13:59 - 08:10
TYS
-
DUB
13h 11m1 stop
United Airlines Logo
09:00 - 23:44
DUB
-
TYS
43h 44m2 stops
€392United Airlines
Wed, 28 Jan - Wed, 4 Feb
United Airlines Logo
11:10 - 07:30
TYS
-
DUB
15h 20m2 stops
United Airlines Logo
09:00 - 20:52
DUB
-
TYS
40h 52m2 stops
€395United Airlines
Wed, 28 Jan - Wed, 4 Feb
British Airways Logo
14:19 - 10:00
TYS
-
DUB
14h 41m2 stops
British Airways Logo
18:15 - 20:56
DUB
-
TYS
31h 41m2 stops
€396British Airways
Fri, 23 Jan - Fri, 30 Jan
British Airways Logo
16:02 - 17:00
TYS
-
DUB
20h 58m2 stops
British Airways Logo
20:40 - 23:40
DUB
-
TYS
31h 00m2 stops
€401British Airways
Tue, 10 Mar - Tue, 24 Mar
Lufthansa Logo
13:59 - 08:10
TYS
-
DUB
13h 11m1 stop
Lufthansa Logo
05:00 - 19:27
DUB
-
TYS
19h 27m2 stops
€404Lufthansa
Thu, 22 Jan - Thu, 29 Jan
American Airlines Logo
16:00 - 10:15
TYS
-
DUB
13h 15m2 stops
American Airlines Logo
11:30 - 20:56
DUB
-
TYS
14h 26m1 stop
€407American Airlines
Thu, 22 Jan - Thu, 29 Jan
Multiple Airlines Logo
06:00 - 08:40
TYS
-
DUB
21h 40m2 stops
Multiple Airlines Logo
11:30 - 22:47
DUB
-
TYS
16h 17m2 stops
€408Multiple Airlines
Thu, 22 Jan - Thu, 29 Jan
American Airlines Logo
16:00 - 10:15
TYS
-
DUB
13h 15m2 stops
American Airlines Logo
11:30 - 22:54
DUB
-
TYS
16h 24m2 stops
€412American Airlines
Thu, 15 Jan - Mon, 19 Jan
Multiple Airlines Logo
07:44 - 08:40
TYS
-
DUB
19h 56m1 stop
Multiple Airlines Logo
11:30 - 20:56
DUB
-
TYS
14h 26m1 stop
€415Multiple Airlines
Fri, 23 Jan - Fri, 30 Jan

Lufthansa flights from Knoxville to Ireland

Our best Lufthansa deals on Knoxville to Ireland flight tickets
Lufthansa
22 Jan
TYS13:59Knoxville McGhee Tyson
13h 11m
1 stop
DUB08:10Dublin
29 Jan
DUB10:40Dublin
15h 12m
1 stop
TYS20:52Knoxville McGhee Tyson
€372
Find similar
Lufthansa
22 Jan
TYS13:59Knoxville McGhee Tyson
13h 11m
1 stop
DUB08:10Dublin
29 Jan
DUB05:00Dublin
19h 27m
2 stops
TYS19:27Knoxville McGhee Tyson
€404
Find similar
Lufthansa
31 Mar
TYS13:53Knoxville McGhee Tyson
14h 52m
1 stop
DUB09:45Dublin
14 Apr
DUB11:35Dublin
10h 53m
1 stop
TYS17:28Knoxville McGhee Tyson
€458
Find similar

United Airlines flights from Knoxville to Ireland

Our best United Airlines deals on Knoxville to Ireland flight tickets
United Airlines
28 Jan
TYS13:59Knoxville McGhee Tyson
13h 11m
1 stop
DUB08:10Dublin
4 Feb
DUB09:00Dublin
43h 44m
2 stops
TYS23:44Knoxville McGhee Tyson
€392
Find similar
United Airlines
28 Jan
TYS11:10Knoxville McGhee Tyson
15h 20m
2 stops
DUB07:30Dublin
4 Feb
DUB09:00Dublin
40h 52m
2 stops
TYS20:52Knoxville McGhee Tyson
€395
Find similar
United Airlines
23 Jan
TYS06:45Knoxville McGhee Tyson
20h 25m
1 stop
DUB08:10Dublin
27 Jan
DUB10:40Dublin
15h 12m
1 stop
TYS20:52Knoxville McGhee Tyson
€416
Find similar

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 10 December 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 22/1

13:59-08:10

1 stop13h 11m

Dublin

Thu 29/1

10:40-20:52

1 stop15h 12m

€372

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/1

13:59-08:10

1 stop13h 11m

Dublin

Wed 4/2

09:00-23:44

2 stops43h 44m

€392

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/1

11:10-07:30

2 stops15h 20m

Dublin

Wed 4/2

09:00-20:52

2 stops40h 52m

€395

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Fri 23/1

14:19-10:00

2 stops14h 41m

Dublin

Fri 30/1

18:15-20:56

2 stops31h 41m

€396

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 10/3

16:02-17:00

2 stops20h 58m

Dublin

Tue 24/3

20:40-23:40

2 stops31h 00m

€401

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 22/1

13:59-08:10

1 stop13h 11m

Dublin

Thu 29/1

05:00-19:27

2 stops19h 27m

€404

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 22/1

16:00-10:15

2 stops13h 15m

Dublin

Thu 29/1

11:30-20:56

1 stop14h 26m

€407

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 22/1

06:00-08:40

2 stops21h 40m

Dublin

Thu 29/1

11:30-22:47

2 stops16h 17m

€408

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 15/1

16:00-10:15

2 stops13h 15m

Dublin

Mon 19/1

11:30-22:54

2 stops16h 24m

€412

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Fri 23/1

07:44-08:40

1 stop19h 56m

Dublin

Fri 30/1

11:30-20:56

1 stop14h 26m

€415

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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 January is another great option to travel to Ireland, with average flight prices from Knoxville averaging around €530.

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 €704 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 €552 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

11h 06m

Direct flights

None
The fastest flight from Knoxville to Ireland takes 11h 06m
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.

An easier way to manage your Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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