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Cheap flights from Knoxville to Dublin from €351

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 4/7. 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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Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
05:45 - 07:45
TYS
-
DUB
21h 00m
2 stops
Air Canada Logo
09:50 - 23:57
DUB
-
TYS
43h 07m
2 stops
€627Air Canada
Sun, 23 Aug - Tue, 1 Sep
Air Canada Logo
05:45 - 08:15
TYS
-
DUB
21h 30m
2 stops
Air Canada Logo
09:50 - 16:59
DUB
-
TYS
36h 09m
2 stops
€631Air Canada
Mon, 24 Aug - Tue, 1 Sep
Air Canada Logo
05:45 - 08:15
TYS
-
DUB
21h 30m
2 stops
Air Canada Logo
09:20 - 16:59
DUB
-
TYS
36h 39m
2 stops
€635Air Canada
Mon, 24 Aug - Fri, 4 Sep
United Airlines Logo
10:00 - 07:20
TYS
-
DUB
16h 20m
1 stop
United Airlines Logo
09:50 - 20:48
DUB
-
TYS
15h 58m
2 stops
€644United Airlines
Mon, 24 Aug - Tue, 1 Sep
United Airlines Logo
06:30 - 07:20
TYS
-
DUB
19h 50m
2 stops
United Airlines Logo
09:50 - 23:57
DUB
-
TYS
19h 07m
2 stops
€648United Airlines
Tue, 25 Aug - Tue, 1 Sep
United Airlines Logo
06:30 - 07:45
TYS
-
DUB
20h 15m
2 stops
United Airlines Logo
09:20 - 20:48
DUB
-
TYS
16h 28m
2 stops
€651United Airlines
Mon, 24 Aug - Wed, 2 Sep
United Airlines Logo
06:30 - 07:20
TYS
-
DUB
19h 50m
2 stops
United Airlines Logo
09:20 - 20:48
DUB
-
TYS
16h 28m
2 stops
€653United Airlines
Tue, 25 Aug - Wed, 2 Sep
United Airlines Logo
05:45 - 07:45
TYS
-
DUB
21h 00m
2 stops
United Airlines Logo
08:50 - 20:28
DUB
-
TYS
16h 38m
1 stop
€654United Airlines
Mon, 24 Aug - Fri, 4 Sep
United Airlines Logo
05:45 - 07:20
TYS
-
DUB
20h 35m
1 stop
United Airlines Logo
11:35 - 20:28
DUB
-
TYS
13h 53m
2 stops
€655United Airlines
Tue, 25 Aug - Fri, 4 Sep
Air Canada Logo
05:45 - 08:15
TYS
-
DUB
21h 30m
2 stops
Air Canada Logo
09:50 - 14:37
DUB
-
TYS
33h 47m
2 stops
€657Air Canada
Wed, 26 Aug - Tue, 1 Sep

Finnair flights from Knoxville to Dublin

Our best Finnair deals on Knoxville to Dublin flight tickets
Finnair
26 Apr
TYS13:20Knoxville McGhee Tyson
15h 25m
1 stop
DUB09:45Dublin
12 May
DUB12:40Dublin
16h 16m
1 stop
TYS23:56Knoxville McGhee Tyson
€668
Finnair
1 Apr
TYS12:21Knoxville McGhee Tyson
16h 24m
1 stop
DUB09:45Dublin
11 Apr
DUB09:30Dublin
19h 26m
1 stop
TYS23:56Knoxville McGhee Tyson
€1,915

American Airlines flights from Knoxville to Dublin

Our best American Airlines deals on Knoxville to Dublin flight tickets
American Airlines
26 Aug
TYS17:37Knoxville McGhee Tyson
13h 13m
1 stop
DUB11:50Dublin
2 Sept
DUB13:45Dublin
12h 59m
1 stop
TYS21:44Knoxville McGhee Tyson
€718
American Airlines
26 Aug
TYS17:37Knoxville McGhee Tyson
13h 13m
1 stop
DUB11:50Dublin
2 Sept
DUB09:30Dublin
13h 10m
2 stops
TYS17:40Knoxville McGhee Tyson
€722
American Airlines
26 Apr
TYS17:57Knoxville McGhee Tyson
10h 38m
1 stop
DUB09:35Dublin
3 May
DUB12:40Dublin
14h 17m
1 stop
TYS21:57Knoxville McGhee Tyson
€736

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 1 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

Sun 23/8

05:45-07:45

2 stops21h 00m

Dublin

Tue 1/9

09:50-23:57

2 stops43h 07m

€627

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 24/8

05:45-08:15

2 stops21h 30m

Dublin

Tue 1/9

09:50-16:59

2 stops36h 09m

€631

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 24/8

05:45-08:15

2 stops21h 30m

Dublin

Fri 4/9

09:20-16:59

2 stops36h 39m

€635
Fastest return journey

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 24/8

10:00-07:20

1 stop16h 20m

Dublin

Tue 1/9

09:50-20:48

2 stops15h 58m

€644

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 25/8

06:30-07:20

2 stops19h 50m

Dublin

Tue 1/9

09:50-23:57

2 stops19h 07m

€648

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 24/8

06:30-07:45

2 stops20h 15m

Dublin

Wed 2/9

09:20-20:48

2 stops16h 28m

€651

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 25/8

06:30-07:20

2 stops19h 50m

Dublin

Wed 2/9

09:20-20:48

2 stops16h 28m

€653

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 24/8

05:45-07:45

2 stops21h 00m

Dublin

Fri 4/9

08:50-20:28

1 stop16h 38m

€654

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 25/8

05:45-07:20

1 stop20h 35m

Dublin

Fri 4/9

11:35-20:28

2 stops13h 53m

€655

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 26/8

05:45-08:15

2 stops21h 30m

Dublin

Tue 1/9

09:50-14:37

2 stops33h 47m

€657

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 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 €484.

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 €686 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 €499 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 21m

Direct flights

None
The fastest flight from Knoxville to Dublin takes 10h 21m
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 21m, 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
Swords
Bray
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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