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Cheap flights from Knoxville to Dublin from €378

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 7/4. 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.
Multiple Airlines Logo
19:33 - 17:00
TYS
-
DUB
16h 27m
2 stops
Multiple Airlines Logo
08:35 - 21:35
DUB
-
TYS
18h 00m
2 stops
€378Multiple Airlines
Tue, 7 Apr - Tue, 21 Apr
United Airlines Logo
19:25 - 10:20
TYS
-
DUB
9h 55m
1 stop
United Airlines Logo
09:00 - 20:37
DUB
-
TYS
40h 37m
2 stops
€395United Airlines
Wed, 25 Feb - Sun, 1 Mar
United Airlines Logo
09:40 - 10:40
TYS
-
DUB
20h 00m
1 stop
United Airlines Logo
09:50 - 16:52
DUB
-
TYS
36h 02m
2 stops
€398United Airlines
Tue, 7 Apr - Tue, 21 Apr
United Airlines Logo
07:00 - 07:30
TYS
-
DUB
19h 30m
2 stops
United Airlines Logo
09:50 - 15:09
DUB
-
TYS
34h 19m
2 stops
€401United Airlines
Tue, 31 Mar - Tue, 14 Apr
United Airlines Logo
07:00 - 08:15
TYS
-
DUB
44h 15m
2 stops
United Airlines Logo
09:50 - 19:56
DUB
-
TYS
39h 06m
2 stops
€405United Airlines
Sat, 4 Apr - Tue, 14 Apr
Air Canada Logo
19:20 - 08:15
TYS
-
DUB
55h 55m
2 stops
Air Canada Logo
09:50 - 15:09
DUB
-
TYS
34h 19m
2 stops
€409Air Canada
Fri, 10 Apr - Fri, 24 Apr
Air Canada Logo
09:40 - 06:10
TYS
-
DUB
16h 30m
2 stops
Air Canada Logo
09:50 - 23:03
DUB
-
TYS
42h 13m
2 stops
€414Air Canada
Tue, 24 Mar - Tue, 31 Mar
British Airways Logo
16:02 - 11:15
TYS
-
DUB
15h 13m
2 stops
British Airways Logo
08:45 - 20:57
DUB
-
TYS
16h 12m
2 stops
€414British Airways
Tue, 10 Mar - Tue, 24 Mar
British Airways Logo
16:00 - 10:15
TYS
-
DUB
13h 15m
2 stops
British Airways Logo
06:40 - 17:37
DUB
-
TYS
15h 57m
2 stops
€415British Airways
Wed, 11 Feb - Wed, 18 Feb
Delta Logo
06:31 - 07:45
TYS
-
DUB
21h 14m
1 stop
Delta Logo
13:25 - 09:16
DUB
-
TYS
23h 51m
2 stops
€416Delta
Tue, 10 Mar - Tue, 24 Mar

British Airways flights from Knoxville to Dublin

Our best British Airways deals on Knoxville to Dublin flight tickets
British Airways
10 Mar
TYS16:02Knoxville McGhee Tyson
15h 13m
2 stops
DUB11:15Dublin
24 Mar
DUB08:45Dublin
16h 12m
2 stops
TYS20:57Knoxville McGhee Tyson
€414
British Airways
11 Feb
TYS16:00Knoxville McGhee Tyson
13h 15m
2 stops
DUB10:15Dublin
18 Feb
DUB06:40Dublin
15h 57m
2 stops
TYS17:37Knoxville McGhee Tyson
€415
British Airways
6 May
TYS14:49Knoxville McGhee Tyson
14h 26m
2 stops
DUB10:15Dublin
14 May
DUB11:10Dublin
17h 45m
2 stops
TYS23:55Knoxville McGhee Tyson
€450

American Airlines flights from Knoxville to Dublin

Our best American Airlines deals on Knoxville to Dublin flight tickets
American Airlines
11 Feb
TYS16:00Knoxville McGhee Tyson
13h 15m
2 stops
DUB10:15Dublin
18 Feb
DUB11:30Dublin
14h 18m
1 stop
TYS20:48Knoxville McGhee Tyson
€426
American Airlines
10 Mar
TYS11:42Knoxville McGhee Tyson
17h 18m
1 stop
DUB09:00Dublin
24 Mar
DUB11:30Dublin
13h 54m
1 stop
TYS21:24Knoxville McGhee Tyson
€433
American Airlines
10 Mar
TYS06:10Knoxville McGhee Tyson
18h 55m
1 stop
DUB05:05Dublin
24 Mar
DUB13:00Dublin
11h 57m
1 stop
TYS20:57Knoxville McGhee Tyson
€434

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 17 January 2026.
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

Tue 7/4

19:33-17:00

2 stops16h 27m

Dublin

Tue 21/4

08:35-21:35

2 stops18h 00m

€378

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 25/2

19:25-10:20

1 stop9h 55m

Dublin

Sun 1/3

09:00-20:37

2 stops40h 37m

€395

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 7/4

09:40-10:40

1 stop20h 00m

Dublin

Tue 21/4

09:50-16:52

2 stops36h 02m

€398

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 31/3

07:00-07:30

2 stops19h 30m

Dublin

Tue 14/4

09:50-15:09

2 stops34h 19m

€401

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sat 4/4

07:00-08:15

2 stops44h 15m

Dublin

Tue 14/4

09:50-19:56

2 stops39h 06m

€405

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Fri 10/4

19:20-08:15

2 stops55h 55m

Dublin

Fri 24/4

09:50-15:09

2 stops34h 19m

€409

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 24/3

09:40-06:10

2 stops16h 30m

Dublin

Tue 31/3

09:50-23:03

2 stops42h 13m

€414

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 10/3

16:02-11:15

2 stops15h 13m

Dublin

Tue 24/3

08:45-20:57

2 stops16h 12m

€414

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 11/2

16:00-10:15

2 stops13h 15m

Dublin

Wed 18/2

06:40-17:37

2 stops15h 57m

€415

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 10/3

06:31-07:45

1 stop21h 14m

Dublin

Tue 24/3

13:25-09:16

2 stops23h 51m

€416

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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 cheapest month to fly to Dublin?

If you aren’t able to travel during the month of January, then book flights to Dublin from Knoxville during November instead. Flights to Dublin in November, while not as cheap as those in January, still average around €501.

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 €688 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 €494 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

11h 45m

Direct flights

None
The fastest flight from Knoxville to Dublin takes 11h 45m
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 11h 45m, 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
Cavan
Swords
Dundalk
Tullamore
Naas
Kildare
Enniscorthy
Bray
Mullingar
Carlingford
Gorey
Malahide
Maynooth
Leixlip
Arklow
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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