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Cheap flights from Knoxville to Ireland from €273

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 5/3. 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
09:40 - 07:20
TYS
-
DUB
16h 40m
1 stop
United Airlines Logo
09:50 - 15:09
DUB
-
TYS
34h 19m
2 stops
€395United Airlines
Tue, 31 Mar - Tue, 14 Apr
United Airlines Logo
07:00 - 07:20
TYS
-
DUB
19h 20m
2 stops
United Airlines Logo
09:50 - 16:52
DUB
-
TYS
36h 02m
2 stops
€398United Airlines
Tue, 7 Apr - Tue, 21 Apr
Air Canada Logo
09:40 - 08:15
TYS
-
DUB
17h 35m
2 stops
Air Canada Logo
09:50 - 23:03
DUB
-
TYS
42h 13m
2 stops
€402Air Canada
Tue, 31 Mar - Tue, 14 Apr
British Airways Logo
16:04 - 13:35
TYS
-
DUB
16h 31m
2 stops
British Airways Logo
06:40 - 19:12
DUB
-
TYS
17h 32m
2 stops
€410British Airways
Tue, 17 Feb - Tue, 24 Feb
United Airlines Logo
19:25 - 10:20
TYS
-
DUB
9h 55m
1 stop
United Airlines Logo
09:00 - 10:49
DUB
-
TYS
30h 49m
2 stops
€411United Airlines
Wed, 25 Feb - Sun, 1 Mar
Delta Logo
06:35 - 07:45
TYS
-
DUB
21h 10m
1 stop
Delta Logo
13:25 - 09:16
DUB
-
TYS
23h 51m
2 stops
€412Delta
Tue, 10 Mar - Tue, 24 Mar
Delta Logo
06:35 - 07:45
TYS
-
DUB
21h 10m
1 stop
Delta Logo
05:55 - 23:57
DUB
-
TYS
22h 02m
2 stops
€413Delta
Tue, 10 Mar - Tue, 17 Mar
United Airlines Logo
13:50 - 08:10
TYS
-
DUB
13h 20m
1 stop
United Airlines Logo
12:05 - 10:49
DUB
-
TYS
27h 44m
1 stop
€414United Airlines
Wed, 25 Feb - Sun, 1 Mar
British Airways Logo
17:47 - 15:40
TYS
-
DUB
17h 53m
2 stops
British Airways Logo
10:00 - 20:57
DUB
-
TYS
14h 57m
2 stops
€415British Airways
Tue, 10 Mar - Tue, 24 Mar
Air Canada Logo
13:53 - 11:30
TYS
-
SNN
17h 37m
3 stops
Air Canada Logo
21:15 - 19:42
SNN
-
TYS
27h 27m
3 stops
€1,518Air Canada
Fri, 27 Mar - Mon, 13 Apr

Air Canada flights from Knoxville to Ireland

Our best Air Canada deals on Knoxville to Ireland flight tickets
Air Canada
31 Mar
TYS09:40Knoxville McGhee Tyson
17h 35m
2 stops
DUB08:15Dublin
14 Apr
DUB09:50Dublin
42h 13m
2 stops
TYS23:03Knoxville McGhee Tyson
€402
Air Canada
9 May
TYS19:18Knoxville McGhee Tyson
31h 57m
2 stops
DUB08:15Dublin
23 May
DUB09:20Dublin
40h 02m
2 stops
TYS20:22Knoxville McGhee Tyson
€493
Air Canada
22 May
TYS05:50Knoxville McGhee Tyson
20h 55m
2 stops
DUB07:45Dublin
2 Jun
DUB09:50Dublin
32h 28m
2 stops
TYS13:18Knoxville McGhee Tyson
€524

British Airways flights from Knoxville to Ireland

Our best British Airways deals on Knoxville to Ireland flight tickets
British Airways
17 Feb
TYS16:04Knoxville McGhee Tyson
16h 31m
2 stops
DUB13:35Dublin
24 Feb
DUB06:40Dublin
17h 32m
2 stops
TYS19:12Knoxville McGhee Tyson
€410
British Airways
10 Mar
TYS17:47Knoxville McGhee Tyson
17h 53m
2 stops
DUB15:40Dublin
24 Mar
DUB10:00Dublin
14h 57m
2 stops
TYS20:57Knoxville McGhee Tyson
€415
British Airways
22 Apr
TYS14:49Knoxville McGhee Tyson
14h 26m
2 stops
DUB10:15Dublin
1 May
DUB09:40Dublin
17h 17m
2 stops
TYS21:57Knoxville McGhee Tyson
€447

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 21 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

Tue 31/3

09:40-07:20

1 stop16h 40m

Dublin

Tue 14/4

09:50-15:09

2 stops34h 19m

€395

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 7/4

07:00-07:20

2 stops19h 20m

Dublin

Tue 21/4

09:50-16:52

2 stops36h 02m

€398

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 31/3

09:40-08:15

2 stops17h 35m

Dublin

Tue 14/4

09:50-23:03

2 stops42h 13m

€402

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 17/2

16:04-13:35

2 stops16h 31m

Dublin

Tue 24/2

06:40-19:12

2 stops17h 32m

€410

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 25/2

19:25-10:20

1 stop9h 55m

Dublin

Sun 1/3

09:00-10:49

2 stops30h 49m

€411

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 10/3

06:35-07:45

1 stop21h 10m

Dublin

Tue 24/3

13:25-09:16

2 stops23h 51m

€412

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 10/3

06:35-07:45

1 stop21h 10m

Dublin

Tue 17/3

05:55-23:57

2 stops22h 02m

€413

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 25/2

13:50-08:10

1 stop13h 20m

Dublin

Sun 1/3

12:05-10:49

1 stop27h 44m

€414

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 10/3

17:47-15:40

2 stops17h 53m

Dublin

Tue 24/3

10:00-20:57

2 stops14h 57m

€415

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Fri 27/3

13:53-11:30

3 stops17h 37m

Shannon

Mon 13/4

21:15-19:42

3 stops27h 27m

€1,518

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 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 €497.

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 €678 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 €490 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

14h 59m

Direct flights

None
The fastest flight from Knoxville to Ireland takes 14h 59m
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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