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Cheap flights from Knoxville to Dublin from €321

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 Dublin departing on 30/5. 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 Dublin

Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
16:00 - 18:20
TYS
-
DUB
21h 20m
2 stops
Scandinavian Airlines Logo
12:40 - 21:45
DUB
-
TYS
38h 05m
2 stops
€635Scandinavian Airlines
Mon, 5 Oct - Mon, 12 Oct
Delta Logo
14:30 - 10:25
TYS
-
DUB
14h 55m
2 stops
Delta Logo
05:55 - 17:27
DUB
-
TYS
16h 32m
2 stops
€672Delta
Wed, 26 Aug - Wed, 2 Sep
Delta Logo
17:57 - 12:40
TYS
-
DUB
13h 43m
2 stops
Delta Logo
11:00 - 18:17
DUB
-
TYS
12h 17m
1 stop
€675Delta
Wed, 26 Aug - Wed, 2 Sep
Lufthansa Logo
17:57 - 22:15
TYS
-
DUB
23h 18m
2 stops
Lufthansa Logo
05:55 - 23:57
DUB
-
TYS
23h 02m
2 stops
€676Lufthansa
Wed, 26 Aug - Wed, 2 Sep
British Airways Logo
18:54 - 14:30
TYS
-
DUB
14h 36m
2 stops
British Airways Logo
10:30 - 21:38
DUB
-
TYS
16h 08m
2 stops
€680British Airways
Mon, 5 Oct - Wed, 14 Oct
United Airlines Logo
19:19 - 10:40
TYS
-
DUB
10h 21m
1 stop
United Airlines Logo
08:50 - 20:34
DUB
-
TYS
16h 44m
1 stop
€681United Airlines
Wed, 22 Jul - Wed, 29 Jul
United Airlines Logo
10:00 - 10:40
TYS
-
DUB
19h 40m
1 stop
United Airlines Logo
09:20 - 09:33
DUB
-
TYS
29h 13m
2 stops
€684United Airlines
Wed, 22 Jul - Wed, 29 Jul
United Airlines Logo
08:20 - 07:45
TYS
-
DUB
18h 25m
2 stops
United Airlines Logo
08:50 - 14:27
DUB
-
TYS
10h 37m
1 stop
€685United Airlines
Wed, 22 Jul - Tue, 28 Jul
United Airlines Logo
19:19 - 07:20
TYS
-
DUB
31h 01m
1 stop
United Airlines Logo
08:50 - 14:27
DUB
-
TYS
10h 37m
1 stop
€686United Airlines
Sat, 25 Jul - Tue, 28 Jul
United Airlines Logo
19:19 - 07:20
TYS
-
DUB
31h 01m
1 stop
United Airlines Logo
09:20 - 09:33
DUB
-
TYS
29h 13m
2 stops
€688United Airlines
Sat, 25 Jul - Wed, 29 Jul

United Airlines flights from Knoxville to Dublin

Our best United Airlines deals on Knoxville to Dublin flight tickets
United Airlines
22 Jul
TYS19:19Knoxville McGhee Tyson
10h 21m
1 stop
DUB10:40Dublin
29 Jul
DUB08:50Dublin
16h 44m
1 stop
TYS20:34Knoxville McGhee Tyson
€681
United Airlines
22 Jul
TYS10:00Knoxville McGhee Tyson
19h 40m
1 stop
DUB10:40Dublin
29 Jul
DUB09:20Dublin
29h 13m
2 stops
TYS09:33Knoxville McGhee Tyson
€684
United Airlines
22 Jul
TYS08:20Knoxville McGhee Tyson
18h 25m
2 stops
DUB07:45Dublin
28 Jul
DUB08:50Dublin
10h 37m
1 stop
TYS14:27Knoxville McGhee Tyson
€685

KLM flights from Knoxville to Dublin

Our best KLM deals on Knoxville to Dublin flight tickets
KLM
20 Apr
TYS15:01Knoxville McGhee Tyson
12h 44m
1 stop
DUB08:45Dublin
28 Apr
DUB13:25Dublin
15h 29m
2 stops
TYS23:54Knoxville McGhee Tyson
€769
KLM
20 Apr
TYS15:01Knoxville McGhee Tyson
12h 44m
1 stop
DUB08:45Dublin
28 Apr
DUB11:00Dublin
13h 01m
1 stop
TYS19:01Knoxville McGhee Tyson
€771

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 10 April 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

Cheapest return flight

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 5/10

16:00-18:20

2 stops21h 20m

Dublin

Mon 12/10

12:40-21:45

2 stops38h 05m

€635

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 26/8

14:30-10:25

2 stops14h 55m

Dublin

Wed 2/9

05:55-17:27

2 stops16h 32m

€672
Fastest return journey

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 26/8

17:57-12:40

2 stops13h 43m

Dublin

Wed 2/9

11:00-18:17

1 stop12h 17m

€674

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 26/8

17:57-22:15

2 stops23h 18m

Dublin

Wed 2/9

05:55-23:57

2 stops23h 02m

€676

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 5/10

18:54-14:30

2 stops14h 36m

Dublin

Wed 14/10

10:30-21:38

2 stops16h 08m

€680

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 22/7

19:19-10:40

1 stop10h 21m

Dublin

Wed 29/7

08:50-20:34

1 stop16h 44m

€681

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 22/7

10:00-10:40

1 stop19h 40m

Dublin

Wed 29/7

09:20-09:33

2 stops29h 13m

€684

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 22/7

08:20-07:45

2 stops18h 25m

Dublin

Tue 28/7

08:50-14:27

1 stop10h 37m

€685

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sat 25/7

19:19-07:20

1 stop31h 01m

Dublin

Tue 28/7

08:50-14:27

1 stop10h 37m

€686

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sat 25/7

19:19-07:20

1 stop31h 01m

Dublin

Wed 29/7

09:20-09:33

2 stops29h 13m

€688

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 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 €477.

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 €677 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 €491 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

Frequently asked questions about flying from Knoxville to Dublin

  • 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
Cavan
Wicklow
Dundalk
Naas
Tullamore
Kildare
Bray
Swords
Gorey
Mullingar
Leixlip
Malahide
Maynooth
Carlingford
Castleknock
Enniscorthy
Arklow
Thurles

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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