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Cheap flights from Knoxville to Ireland from €393

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Ireland departing on 4/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
07:00 - 08:10TYS-DUB
20h 10m1 stop
United Airlines Logo
09:00 - 17:11DUB-TYS
37h 11m2 stops
€393United Airlines
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Thu, 4 Dec - Mon, 8 Dec
United Airlines Logo
09:40 - 08:10TYS-DUB
17h 30m2 stops
United Airlines Logo
09:00 - 17:11DUB-TYS
37h 11m2 stops
€397United Airlines
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Thu, 4 Dec - Mon, 8 Dec
KLM Logo
14:37 - 08:45TYS-DUB
13h 08m2 stops
KLM Logo
11:30 - 23:28DUB-TYS
16h 58m2 stops
€400KLM
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Fri, 5 Dec - Fri, 12 Dec
Lufthansa Logo
19:25 - 10:20TYS-DUB
9h 55m1 stop
Lufthansa Logo
05:10 - 21:04DUB-TYS
20h 54m2 stops
€407Lufthansa
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Thu, 4 Dec - Mon, 8 Dec
Delta Logo
11:58 - 08:05TYS-DUB
15h 07m2 stops
Delta Logo
10:45 - 23:45DUB-TYS
18h 00m2 stops
€408Delta
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Fri, 6 Feb - Tue, 10 Feb
United Airlines Logo
09:40 - 10:20TYS-DUB
19h 40m1 stop
United Airlines Logo
09:00 - 10:48DUB-TYS
30h 48m2 stops
€412United Airlines
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Thu, 4 Dec - Mon, 8 Dec
United Airlines Logo
09:40 - 07:30TYS-DUB
16h 50m2 stops
United Airlines Logo
09:00 - 10:13DUB-TYS
30h 13m2 stops
€417United Airlines
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Thu, 4 Dec - Mon, 8 Dec
Multiple Airlines Logo
05:23 - 08:40TYS-DUB
22h 17m2 stops
Multiple Airlines Logo
11:30 - 22:47DUB-TYS
16h 17m2 stops
€421Multiple Airlines
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Sun, 28 Dec - Wed, 14 Jan
Delta Logo
07:39 - 23:25TYS-ORK
34h 46m2 stops
Delta Logo
06:00 - 18:52ORK-TYS
17h 52m2 stops
€492Delta
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Wed, 3 Dec - Sun, 7 Dec
Multiple Airlines Logo
19:59 - 11:10TYS-ORK
34h 11m2 stops
Multiple Airlines Logo
11:55 - 18:58ORK-TYS
36h 03m2 stops
€573Multiple Airlines
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Thu, 4 Dec - Mon, 8 Dec

Lufthansa flights from Knoxville to Ireland

Our best Lufthansa deals on Knoxville to Ireland flight tickets
Lufthansa
10 Mar
TYS14:21Knoxville McGhee Tyson
15h 59m
1 stop
DUB10:20Dublin
24 Mar
DUB05:00Dublin
19h 47m
2 stops
TYS20:47Knoxville McGhee Tyson
€447
Find similar
Lufthansa
20 Nov
TYS13:52Knoxville McGhee Tyson
13h 18m
1 stop
DUB08:10Dublin
18 Jan
DUB10:40Dublin
15h 12m
1 stop
TYS20:52Knoxville McGhee Tyson
€6,175
Find similar
Lufthansa
20 Nov
TYS13:52Knoxville McGhee Tyson
13h 18m
1 stop
DUB08:10Dublin
18 Jan
DUB05:10Dublin
20h 42m
2 stops
TYS20:52Knoxville McGhee Tyson
€6,193
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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
29h 59m
2 stops
TYS10:49Knoxville McGhee Tyson
€456
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Air Canada
4 Apr
TYS09:40Knoxville McGhee Tyson
17h 35m
2 stops
DUB08:15Dublin
11 Apr
DUB09:50Dublin
29h 59m
2 stops
TYS10:49Knoxville McGhee Tyson
€556
Find similar
Air Canada
3 Apr
TYS09:40Knoxville McGhee Tyson
17h 35m
2 stops
DUB08:15Dublin
11 Apr
DUB09:50Dublin
29h 59m
2 stops
TYS10:49Knoxville McGhee Tyson
€651
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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 19 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

07:00-08:10

1 stop20h 10m

Dublin

Mon 8/12

09:00-17:11

2 stops37h 11m

€393

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 4/12

09:40-08:10

2 stops17h 30m

Dublin

Mon 8/12

09:00-17:11

2 stops37h 11m

€397

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Fri 5/12

14:37-08:45

2 stops13h 08m

Dublin

Fri 12/12

11:30-23:28

2 stops16h 58m

€400

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

€407

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Fri 6/2

11:58-08:05

2 stops15h 07m

Dublin

Tue 10/2

10:45-23:45

2 stops18h 00m

€408

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 4/12

09:40-10:20

1 stop19h 40m

Dublin

Mon 8/12

09:00-10:48

2 stops30h 48m

€412

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 4/12

09:40-07:30

2 stops16h 50m

Dublin

Mon 8/12

09:00-10:13

2 stops30h 13m

€417

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 28/12

05:23-08:40

2 stops22h 17m

Dublin

Wed 14/1

11:30-22:47

2 stops16h 17m

€421

KnoxvilleCork

TYS - ORK

TYSORK

Knoxville McGhee Tyson

Wed 3/12

07:39-23:25

2 stops34h 46m

Cork

Sun 7/12

06:00-18:52

2 stops17h 52m

€492

KnoxvilleCork

TYS - ORK

TYSORK

Knoxville McGhee Tyson

Thu 4/12

19:59-11:10

2 stops34h 11m

Cork

Mon 8/12

11:55-18:58

2 stops36h 03m

€573

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 €532.

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 €709 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 €557 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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