Cheap flights from Knoxville to Dublin from €326

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 4/6. 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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Find the cheapest flights from Knoxville to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
06:30 - 08:15
TYS
-
DUB
20h 45m
2 stops
United Airlines Logo
09:50 - 13:13
DUB
-
TYS
32h 23m
2 stops
€625United Airlines
Tue, 1 Sep - Tue, 15 Sep
Air Canada Logo
05:45 - 08:15
TYS
-
DUB
21h 30m
2 stops
Air Canada Logo
09:20 - 20:48
DUB
-
TYS
16h 28m
2 stops
€641Air Canada
Sun, 6 Sep - Tue, 15 Sep
United Airlines Logo
05:45 - 07:20
TYS
-
DUB
20h 35m
1 stop
United Airlines Logo
09:50 - 13:13
DUB
-
TYS
32h 23m
2 stops
€644United Airlines
Tue, 1 Sep - Tue, 15 Sep
United Airlines Logo
10:00 - 07:20
TYS
-
DUB
16h 20m
1 stop
United Airlines Logo
09:20 - 18:05
DUB
-
TYS
37h 45m
2 stops
€661United Airlines
Sun, 6 Sep - Sun, 13 Sep
United Airlines Logo
08:30 - 07:20
TYS
-
DUB
17h 50m
2 stops
United Airlines Logo
09:20 - 18:05
DUB
-
TYS
37h 45m
2 stops
€665United Airlines
Sun, 6 Sep - Sun, 13 Sep
United Airlines Logo
05:45 - 07:20
TYS
-
DUB
20h 35m
1 stop
United Airlines Logo
12:30 - 23:57
DUB
-
TYS
16h 27m
1 stop
€667United Airlines
Tue, 1 Sep - Tue, 15 Sep
Air Canada Logo
10:00 - 08:15
TYS
-
DUB
17h 15m
2 stops
Air Canada Logo
09:20 - 20:48
DUB
-
TYS
40h 28m
2 stops
€668Air Canada
Tue, 1 Sep - Sat, 12 Sep
British Airways Logo
20:39 - 19:35
TYS
-
DUB
17h 56m
2 stops
British Airways Logo
20:20 - 15:59
DUB
-
TYS
24h 39m
2 stops
€669British Airways
Mon, 14 Sep - Thu, 24 Sep
United Airlines Logo
10:00 - 10:40
TYS
-
DUB
19h 40m
1 stop
United Airlines Logo
09:20 - 23:55
DUB
-
TYS
19h 35m
2 stops
€675United Airlines
Mon, 14 Sep - Thu, 24 Sep
United Airlines Logo
08:30 - 07:45
TYS
-
DUB
18h 15m
2 stops
United Airlines Logo
09:20 - 23:55
DUB
-
TYS
19h 35m
2 stops
€677United Airlines
Mon, 14 Sep - Thu, 24 Sep

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United Airlines flights from Knoxville to Dublin

Our best United Airlines deals on Knoxville to Dublin flight tickets
United Airlines
1 Sept
TYS06:30Knoxville McGhee Tyson
20h 45m
2 stops
DUB08:15Dublin
15 Sept
DUB09:50Dublin
32h 23m
2 stops
TYS13:13Knoxville McGhee Tyson
€625
United Airlines
1 Sept
TYS05:45Knoxville McGhee Tyson
20h 35m
1 stop
DUB07:20Dublin
15 Sept
DUB09:50Dublin
32h 23m
2 stops
TYS13:13Knoxville McGhee Tyson
€644
United Airlines
6 Sept
TYS10:00Knoxville McGhee Tyson
16h 20m
1 stop
DUB07:20Dublin
13 Sept
DUB09:20Dublin
37h 45m
2 stops
TYS18:05Knoxville McGhee Tyson
€661

Delta flights from Knoxville to Dublin

Our best Delta deals on Knoxville to Dublin flight tickets
Delta
28 Sept
TYS07:07Knoxville McGhee Tyson
20h 38m
1 stop
DUB08:45Dublin
8 Oct
DUB08:55Dublin
17h 50m
2 stops
TYS21:45Knoxville McGhee Tyson
€679
Delta
28 Sept
TYS10:05Knoxville McGhee Tyson
18h 10m
2 stops
DUB09:15Dublin
8 Oct
DUB08:55Dublin
17h 50m
2 stops
TYS21:45Knoxville McGhee Tyson
€683
Delta
6 Sept
TYS08:47Knoxville McGhee Tyson
20h 13m
2 stops
DUB10:00Dublin
19 Sept
DUB05:55Dublin
17h 22m
2 stops
TYS18:17Knoxville McGhee Tyson
€686

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 24 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

Tue 1/9

06:30-08:15

2 stops20h 45m

Dublin

Tue 15/9

09:50-13:13

2 stops32h 23m

€625

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 6/9

05:45-08:15

2 stops21h 30m

Dublin

Tue 15/9

09:20-20:48

2 stops16h 28m

€641

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 1/9

05:45-07:20

1 stop20h 35m

Dublin

Tue 15/9

09:50-13:13

2 stops32h 23m

€644

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 6/9

10:00-07:20

1 stop16h 20m

Dublin

Sun 13/9

09:20-18:05

2 stops37h 45m

€661

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 6/9

08:30-07:20

2 stops17h 50m

Dublin

Sun 13/9

09:20-18:05

2 stops37h 45m

€665
Fastest return journey

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 1/9

05:45-07:20

1 stop20h 35m

Dublin

Tue 15/9

12:30-23:57

1 stop16h 27m

€667

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 1/9

10:00-08:15

2 stops17h 15m

Dublin

Sat 12/9

09:20-20:48

2 stops40h 28m

€668

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 14/9

20:39-19:35

2 stops17h 56m

Dublin

Thu 24/9

20:20-15:59

2 stops24h 39m

€669

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 14/9

10:00-10:40

1 stop19h 40m

Dublin

Thu 24/9

09:20-23:55

2 stops19h 35m

€675

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 14/9

08:30-07:45

2 stops18h 15m

Dublin

Thu 24/9

09:20-23:55

2 stops19h 35m

€677

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 €476.

How far in advance should I book a flight from Knoxville 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 €694 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

9h 51m

Direct flights

None
The fastest flight from Knoxville to Dublin takes 9h 51m
There are no direct flights from Knoxville to Dublin. There are no popular flight routes from Knoxville to Dublin.

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 9h 51m, 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
Leixlip
Mullingar
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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