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Cheap flights from Knoxville to Ireland from €291

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 28/9. 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
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Find the cheapest flights from Knoxville to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:30 - 05:10
TYS
-
DUB
13h 40m
2 stops
Multiple Airlines Logo
13:00 - 10:14
DUB
-
TYS
26h 14m
2 stops
€632Multiple Airlines
Wed, 28 Oct - Fri, 6 Nov
Multiple Airlines Logo
11:30 - 05:10
TYS
-
DUB
13h 40m
2 stops
Multiple Airlines Logo
13:00 - 10:14
DUB
-
TYS
26h 14m
2 stops
€633Multiple Airlines
Wed, 28 Oct - Fri, 6 Nov
American Airlines Logo
18:30 - 08:30
TYS
-
DUB
10h 00m
1 stop
American Airlines Logo
11:30 - 21:04
DUB
-
TYS
14h 34m
1 stop
€642American Airlines
Wed, 28 Oct - Fri, 6 Nov
United Airlines Logo
19:35 - 10:20
TYS
-
DUB
10h 45m
1 stop
United Airlines Logo
09:00 - 14:42
DUB
-
TYS
34h 42m
2 stops
€645United Airlines
Wed, 28 Oct - Fri, 6 Nov
American Airlines Logo
18:30 - 08:30
TYS
-
DUB
10h 00m
1 stop
American Airlines Logo
11:30 - 21:24
DUB
-
TYS
14h 54m
2 stops
€646American Airlines
Wed, 28 Oct - Fri, 6 Nov
United Airlines Logo
10:16 - 09:55
TYS
-
DUB
19h 39m
2 stops
United Airlines Logo
09:00 - 14:42
DUB
-
TYS
34h 42m
2 stops
€648United Airlines
Wed, 28 Oct - Fri, 6 Nov
United Airlines Logo
07:00 - 08:10
TYS
-
DUB
20h 10m
1 stop
United Airlines Logo
12:05 - 19:17
DUB
-
TYS
12h 12m
1 stop
€668United Airlines
Tue, 17 Nov - Thu, 19 Nov
Delta Logo
10:05 - 07:55
TYS
-
DUB
17h 50m
2 stops
Delta Logo
08:50 - 23:46
DUB
-
TYS
19h 56m
2 stops
€669Delta
Wed, 28 Oct - Fri, 6 Nov
KLM Logo
15:54 - 11:10
TYS
-
SNN
14h 16m
2 stops
KLM Logo
13:05 - 17:16
SNN
-
TYS
33h 11m
2 stops
€836KLM
Tue, 14 Jul - Mon, 20 Jul
Delta Logo
05:40 - 11:10
TYS
-
SNN
24h 30m
2 stops
Delta Logo
13:05 - 11:10
SNN
-
TYS
27h 05m
2 stops
€933Delta
Tue, 14 Jul - Mon, 20 Jul

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British Airways flights from Knoxville to Ireland

Our best British Airways deals on Knoxville to Ireland flight tickets
British Airways
14 Sept
TYS16:48Knoxville McGhee Tyson
16h 42m
2 stops
DUB14:30Dublin
24 Sept
DUB10:30Dublin
16h 23m
2 stops
TYS21:53Knoxville McGhee Tyson
€715
British Airways
14 Sept
TYS16:46Knoxville McGhee Tyson
20h 54m
2 stops
DUB18:40Dublin
24 Sept
DUB10:30Dublin
17h 13m
2 stops
TYS22:43Knoxville McGhee Tyson
€730
British Airways
5 Jul
TYS06:00Knoxville McGhee Tyson
24h 20m
2 stops
SNN11:20Shannon
11 Jul
SNN17:25Shannon
31h 35m
2 stops
TYS20:00Knoxville McGhee Tyson
€1,265

Lufthansa flights from Knoxville to Ireland

Our best Lufthansa deals on Knoxville to Ireland flight tickets
Lufthansa
14 Sept
TYS18:02Knoxville McGhee Tyson
17h 53m
2 stops
DUB16:55Dublin
24 Sept
DUB11:35Dublin
14h 25m
1 stop
TYS21:00Knoxville McGhee Tyson
€759
Lufthansa
2 Jul
TYS13:54Knoxville McGhee Tyson
12h 36m
1 stop
SNN07:30Shannon
8 Jul
SNN09:30Shannon
12h 30m
1 stop
TYS17:00Knoxville McGhee Tyson
€1,226
Lufthansa
2 Jul
TYS13:54Knoxville McGhee Tyson
15h 21m
2 stops
SNN10:15Shannon
10 Jul
SNN09:30Shannon
12h 30m
1 stop
TYS17:00Knoxville McGhee Tyson
€1,230

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 June 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 - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

11:30-05:10

2 stops13h 40m

Dublin

Fri 6/11

13:00-10:14

2 stops26h 14m

€632

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

11:30-05:10

2 stops13h 40m

Dublin

Fri 6/11

13:00-10:14

2 stops26h 14m

€633
Fastest return journey

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

18:30-08:30

1 stop10h 00m

Dublin

Fri 6/11

11:30-21:04

1 stop14h 34m

€642

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

19:35-10:20

1 stop10h 45m

Dublin

Fri 6/11

09:00-14:42

2 stops34h 42m

€645

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

18:30-08:30

1 stop10h 00m

Dublin

Fri 6/11

11:30-21:24

2 stops14h 54m

€646

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

10:16-09:55

2 stops19h 39m

Dublin

Fri 6/11

09:00-14:42

2 stops34h 42m

€648

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 17/11

07:00-08:10

1 stop20h 10m

Dublin

Thu 19/11

12:05-19:17

1 stop12h 12m

€668

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 28/10

10:05-07:55

2 stops17h 50m

Dublin

Fri 6/11

08:50-23:46

2 stops19h 56m

€669

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Tue 14/7

15:54-11:10

2 stops14h 16m

Shannon

Mon 20/7

13:05-17:16

2 stops33h 11m

€836

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Tue 14/7

05:40-11:10

2 stops24h 30m

Shannon

Mon 20/7

13:05-11:10

2 stops27h 05m

€933

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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 March is another great option to travel to Ireland, with average flight prices from Knoxville averaging around €415.

How far in advance should I book a flight from Knoxville 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 €717 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 €495 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

10h 20m

Direct flights

None
The fastest flight from Knoxville to Ireland takes 10h 20m
There are no direct flights from Knoxville to Ireland. There are no popular flight routes from Knoxville to Ireland.
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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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