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Cheap flights from Knoxville to Dublin from €387

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 Dublin departing on 1/2. 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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Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
06:45 - 08:10
TYS
-
DUB
20h 25m1 stop
United Airlines Logo
09:00 - 20:52
DUB
-
TYS
40h 52m2 stops
€387United Airlines
Sun, 1 Feb - Sun, 8 Feb
United Airlines Logo
19:20 - 08:10
TYS
-
DUB
31h 50m2 stops
United Airlines Logo
09:00 - 20:52
DUB
-
TYS
40h 52m2 stops
€391United Airlines
Wed, 4 Feb - Sun, 8 Feb
United Airlines Logo
10:49 - 10:40
TYS
-
DUB
18h 51m2 stops
United Airlines Logo
09:50 - 15:09
DUB
-
TYS
34h 19m2 stops
€394United Airlines
Tue, 31 Mar - Tue, 14 Apr
Lufthansa Logo
13:59 - 08:10
TYS
-
DUB
13h 11m1 stop
Lufthansa Logo
05:00 - 19:27
DUB
-
TYS
19h 27m2 stops
€407Lufthansa
Tue, 20 Jan - Tue, 27 Jan
Lufthansa Logo
13:59 - 08:10
TYS
-
DUB
13h 11m1 stop
Lufthansa Logo
10:40 - 20:52
DUB
-
TYS
15h 12m1 stop
€407Lufthansa
Tue, 20 Jan - Tue, 27 Jan
Multiple Airlines Logo
19:20 - 07:10
TYS
-
DUB
30h 50m2 stops
Multiple Airlines Logo
10:40 - 20:52
DUB
-
TYS
15h 12m1 stop
€408Multiple Airlines
Wed, 4 Feb - Wed, 11 Feb
United Airlines Logo
11:10 - 07:30
TYS
-
DUB
15h 20m2 stops
United Airlines Logo
09:00 - 10:32
DUB
-
TYS
30h 32m2 stops
€410United Airlines
Wed, 4 Feb - Sun, 8 Feb
United Airlines Logo
11:07 - 08:10
TYS
-
DUB
16h 03m1 stop
United Airlines Logo
10:40 - 20:52
DUB
-
TYS
15h 12m1 stop
€411United Airlines
Sat, 31 Jan - Sat, 7 Feb
Delta Logo
05:40 - 08:45
TYS
-
DUB
22h 05m2 stops
Delta Logo
08:50 - 23:45
DUB
-
TYS
19h 55m2 stops
€413Delta
Tue, 20 Jan - Tue, 27 Jan
Delta Logo
07:40 - 08:45
TYS
-
DUB
21h 05m2 stops
Delta Logo
13:25 - 09:16
DUB
-
TYS
23h 51m2 stops
€413Delta
Tue, 10 Mar - Tue, 24 Mar

Delta flights from Knoxville to Dublin

Our best Delta deals on Knoxville to Dublin flight tickets
Delta
20 Jan
TYS05:40Knoxville McGhee Tyson
22h 05m
2 stops
DUB08:45Dublin
27 Jan
DUB08:50Dublin
19h 55m
2 stops
TYS23:45Knoxville McGhee Tyson
€413
Find similar
Delta
10 Mar
TYS07:40Knoxville McGhee Tyson
21h 05m
2 stops
DUB08:45Dublin
24 Mar
DUB08:50Dublin
28h 26m
2 stops
TYS09:16Knoxville McGhee Tyson
€413
Find similar
Delta
10 Mar
TYS17:01Knoxville McGhee Tyson
10h 44m
1 stop
DUB07:45Dublin
24 Mar
DUB13:25Dublin
23h 51m
2 stops
TYS09:16Knoxville McGhee Tyson
€452
Find similar

United Airlines flights from Knoxville to Dublin

Our best United Airlines deals on Knoxville to Dublin flight tickets
United Airlines
1 Feb
TYS06:45Knoxville McGhee Tyson
20h 25m
1 stop
DUB08:10Dublin
8 Feb
DUB09:00Dublin
40h 52m
2 stops
TYS20:52Knoxville McGhee Tyson
€387
Find similar
United Airlines
4 Feb
TYS16:55Knoxville McGhee Tyson
34h 15m
2 stops
DUB08:10Dublin
11 Feb
DUB09:00Dublin
40h 37m
2 stops
TYS20:37Knoxville McGhee Tyson
€391
Find similar
United Airlines
31 Mar
TYS13:53Knoxville McGhee Tyson
15h 47m
2 stops
DUB10:40Dublin
14 Apr
DUB09:50Dublin
34h 19m
2 stops
TYS15:09Knoxville McGhee Tyson
€394
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Knoxville to Dublin 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 26 December 2025.
Use the filters below to find and compare flights from Knoxville to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 1/2

06:45-08:10

1 stop20h 25m

Dublin

Sun 8/2

09:00-20:52

2 stops40h 52m

€387

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 4/2

19:20-08:10

2 stops31h 50m

Dublin

Sun 8/2

09:00-20:52

2 stops40h 52m

€391

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 31/3

10:49-10:40

2 stops18h 51m

Dublin

Tue 14/4

09:50-15:09

2 stops34h 19m

€394

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 20/1

13:59-08:10

1 stop13h 11m

Dublin

Tue 27/1

05:00-19:27

2 stops19h 27m

€407

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 20/1

13:59-08:10

1 stop13h 11m

Dublin

Tue 27/1

10:40-20:52

1 stop15h 12m

€407

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 4/2

19:20-07:10

2 stops30h 50m

Dublin

Wed 11/2

10:40-20:52

1 stop15h 12m

€408

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 4/2

11:10-07:30

2 stops15h 20m

Dublin

Sun 8/2

09:00-10:32

2 stops30h 32m

€410

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sat 31/1

11:07-08:10

1 stop16h 03m

Dublin

Sat 7/2

10:40-20:52

1 stop15h 12m

€411

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 20/1

05:40-08:45

2 stops22h 05m

Dublin

Tue 27/1

08:50-23:45

2 stops19h 55m

€413

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 10/3

07:40-08:45

2 stops21h 05m

Dublin

Tue 24/3

13:25-09:16

2 stops23h 51m

€413

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 Dublin from

How to get the cheapest flight ticket from Knoxville to Dublin

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 typical price of a round-trip flight between Knoxville and Dublin?

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of November, then book flights to Dublin from Knoxville during January instead. Flights to Dublin in January, while not as cheap as those in November, still average around €519.

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €692 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Knoxville for as low as €546 on momondo.

When to book flights from Knoxville to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Knoxville to Dublin (TYS to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Dublin

Fastest flight time

10h 20m

Direct flights

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

  • How far is Knoxville McGhee Tyson to Dublin by plane?

    A flight from Knoxville McGhee Tyson to Dublin will travel around 6105.3 km. Flights usually cover this in 10h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Dublin Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Dublin Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Dublin Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The travel and health documents required for your trip to Dublin Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Dublin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Wicklow
Swords
Cavan
Dundalk
Tullamore
Naas
Kildare
Enniscorthy
Bray
Mullingar
Carlingford
Arklow
Gorey
Malahide
Maynooth
Leixlip
Castleknock
Drogheda

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Dublin?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Knoxville to Dublin. momondo saves you time and could save you money on your trip.

Can I find flights from Knoxville to Dublin with flexible booking policies on momondo?

Yes. All flights to Dublin from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Knoxville to Dublin?

Once all potential Knoxville to Dublin 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 Dublin right now. Can momondo alert me if prices change?

Price alerts on flights to Dublin from Knoxville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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