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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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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
19:25 - 08:10TYS-DUB
31h 45m2 stops
United Airlines Logo
09:00 - 17:11DUB-TYS
37h 11m2 stops
€397United Airlines
Find Deal
Thu, 4 Dec - Mon, 8 Dec
Multiple Airlines Logo
18:34 - 08:40TYS-DUB
9h 06m1 stop
Multiple Airlines Logo
11:30 - 20:48DUB-TYS
14h 18m1 stop
€417Multiple Airlines
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Thu, 4 Dec - Mon, 8 Dec
Multiple Airlines Logo
12:18 - 08:40TYS-DUB
15h 22m2 stops
Multiple Airlines Logo
11:30 - 20:56DUB-TYS
14h 26m1 stop
€421Multiple Airlines
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Sun, 28 Dec - Tue, 13 Jan
British Airways Logo
17:40 - 14:20TYS-DUB
15h 40m2 stops
British Airways Logo
20:40 - 16:49DUB-TYS
25h 09m2 stops
€422British Airways
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Fri, 26 Dec - Mon, 12 Jan
United Airlines Logo
19:25 - 10:20TYS-DUB
10h 55m1 stop
United Airlines Logo
12:05 - 19:04DUB-TYS
10h 59m1 stop
€439United Airlines
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Sun, 8 Mar - Tue, 24 Mar
British Airways Logo
20:31 - 17:00TYS-DUB
16h 29m2 stops
British Airways Logo
08:50 - 21:14DUB-TYS
16h 24m2 stops
€439British Airways
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Tue, 10 Mar - Tue, 24 Mar
United Airlines Logo
07:00 - 07:10TYS-DUB
19h 10m2 stops
United Airlines Logo
09:50 - 19:34DUB-TYS
38h 44m2 stops
€443United Airlines
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Tue, 7 Apr - Tue, 21 Apr
Air Canada Logo
09:40 - 08:15TYS-DUB
17h 35m2 stops
Air Canada Logo
09:50 - 15:08DUB-TYS
34h 18m2 stops
€445Air Canada
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Wed, 8 Apr - Fri, 24 Apr
Delta Logo
07:30 - 23:25TYS-ORK
34h 55m2 stops
Delta Logo
17:15 - 21:32ORK-TYS
32h 17m2 stops
€465Delta
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Wed, 4 Mar - Sun, 8 Mar

United Airlines flights from Knoxville to Ireland

Our best United Airlines deals on Knoxville to Ireland flight tickets
United Airlines
4 Dec
TYS07:00Knoxville McGhee Tyson
20h 10m
1 stop
DUB08:10Dublin
8 Dec
DUB09:00Dublin
37h 11m
2 stops
TYS17:11Knoxville McGhee Tyson
€393
Find similar
United Airlines
4 Dec
TYS19:25Knoxville McGhee Tyson
31h 45m
2 stops
DUB08:10Dublin
8 Dec
DUB09:00Dublin
37h 11m
2 stops
TYS17:11Knoxville McGhee Tyson
€397
Find similar
United Airlines
8 Mar
TYS19:25Knoxville McGhee Tyson
10h 55m
1 stop
DUB10:20Dublin
24 Mar
DUB12:05Dublin
10h 59m
1 stop
TYS19:04Knoxville McGhee Tyson
€439
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Air Canada flights from Knoxville to Ireland

Our best Air Canada deals on Knoxville to Ireland flight tickets
Air Canada
8 Apr
TYS09:40Knoxville McGhee Tyson
17h 35m
2 stops
DUB08:15Dublin
24 Apr
DUB09:50Dublin
34h 18m
2 stops
TYS15:08Knoxville McGhee Tyson
€445
Find similar
Air Canada
4 Apr
TYS19:25Knoxville McGhee Tyson
31h 50m
2 stops
DUB08:15Dublin
24 Apr
DUB09:50Dublin
34h 18m
2 stops
TYS15:08Knoxville McGhee Tyson
€466
Find similar
Air Canada
9 Apr
TYS09:40Knoxville McGhee Tyson
17h 35m
2 stops
DUB08:15Dublin
24 Apr
DUB09:50Dublin
34h 18m
2 stops
TYS15:08Knoxville McGhee Tyson
€488
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 13 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

19:25-08:10

2 stops31h 45m

Dublin

Mon 8/12

09:00-17:11

2 stops37h 11m

€397

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 4/12

18:34-08:40

1 stop9h 06m

Dublin

Mon 8/12

11:30-20:48

1 stop14h 18m

€417

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 28/12

12:18-08:40

2 stops15h 22m

Dublin

Tue 13/1

11:30-20:56

1 stop14h 26m

€421

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Fri 26/12

17:40-14:20

2 stops15h 40m

Dublin

Mon 12/1

20:40-16:49

2 stops25h 09m

€422

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 8/3

19:25-10:20

1 stop10h 55m

Dublin

Tue 24/3

12:05-19:04

1 stop10h 59m

€439

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 10/3

20:31-17:00

2 stops16h 29m

Dublin

Tue 24/3

08:50-21:14

2 stops16h 24m

€439

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 7/4

07:00-07:10

2 stops19h 10m

Dublin

Tue 21/4

09:50-19:34

2 stops38h 44m

€443

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 8/4

09:40-08:15

2 stops17h 35m

Dublin

Fri 24/4

09:50-15:08

2 stops34h 18m

€445

KnoxvilleCork

TYS - ORK

TYSORK

Knoxville McGhee Tyson

Wed 4/3

07:30-23:25

2 stops34h 55m

Cork

Sun 8/3

17:15-21:32

2 stops32h 17m

€465

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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 February is another great option to travel to Ireland, with average flight prices from Knoxville averaging around €559.

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 €736 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 €558 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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