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Cheap flights from Knoxville to Dublin from $405

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 10/25. 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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Find the cheapest flights from Knoxville to Dublin

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:52 pm - 8:10 amTYS-DUB
13h 18m1 stop
United Airlines Logo
9:00 am - 7:54 pmDUB-TYS
39h 54m2 stops
$480United Airlines
Find Deal
vie., dic. 5 - vie., dic. 12
Delta Logo
10:22 am - 7:45 amTYS-DUB
16h 23m1 stop
Delta Logo
5:55 am - 11:41 pmDUB-TYS
22h 46m2 stops
$482Delta
Find Deal
lun., nov. 17 - lun., nov. 24
Delta Logo
8:35 am - 7:45 amTYS-DUB
18h 10m1 stop
Delta Logo
9:45 am - 8:06 pmDUB-TYS
15h 21m1 stop
$484Delta
Find Deal
lun., nov. 17 - lun., nov. 24
Multiple Airlines Logo
7:20 pm - 5:10 pmTYS-DUB
16h 50m2 stops
Multiple Airlines Logo
9:00 am - 11:59 pmDUB-TYS
19h 59m2 stops
$485Multiple Airlines
Find Deal
mié., nov. 5 - mié., nov. 12
Lufthansa Logo
2:25 pm - 5:10 pmTYS-DUB
21h 45m2 stops
Lufthansa Logo
5:20 pm - 8:20 pmDUB-TYS
32h 00m2 stops
$503Lufthansa
Find Deal
mié., nov. 5 - lun., nov. 10
United Airlines Logo
7:25 pm - 10:20 amTYS-DUB
9h 55m1 stop
United Airlines Logo
9:00 am - 5:11 pmDUB-TYS
37h 11m2 stops
$504United Airlines
Find Deal
jue., dic. 4 - lun., dic. 8
KLM Logo
3:56 pm - 8:45 amTYS-DUB
11h 49m2 stops
KLM Logo
8:50 am - 8:00 pmDUB-TYS
16h 10m2 stops
$508KLM
Find Deal
jue., dic. 4 - jue., dic. 11
KLM Logo
3:56 pm - 8:45 amTYS-DUB
11h 49m2 stops
KLM Logo
1:25 pm - 11:28 pmDUB-TYS
15h 03m2 stops
$535KLM
Find Deal
jue., dic. 4 - lun., dic. 8
Lufthansa Logo
7:20 pm - 5:10 pmTYS-DUB
16h 50m2 stops
Lufthansa Logo
10:50 am - 10:55 pmDUB-TYS
17h 05m2 stops
$536Lufthansa
Find Deal
mié., nov. 5 - sáb., nov. 15
Air Canada Logo
1:52 pm - 7:10 amTYS-DUB
36h 18m2 stops
Air Canada Logo
9:00 am - 11:59 pmDUB-TYS
19h 59m2 stops
$660Air Canada
Find Deal
vie., nov. 7 - sáb., nov. 15

KLM flights from Knoxville to Dublin

Our best KLM deals on Knoxville to Dublin flight tickets
KLM
Dec 4
TYS3:56 pmKnoxville McGhee Tyson
11h 49m
2 stops
DUB8:45 amDublin
Dec 11
DUB8:50 amDublin
16h 10m
2 stops
TYS8:00 pmKnoxville McGhee Tyson
$508
Find similar
KLM
Dec 4
TYS3:56 pmKnoxville McGhee Tyson
11h 49m
2 stops
DUB8:45 amDublin
Dec 8
DUB1:25 pmDublin
15h 03m
2 stops
TYS11:28 pmKnoxville McGhee Tyson
$535
Find similar
KLM
Nov 6
TYS12:47 pmKnoxville McGhee Tyson
14h 18m
2 stops
DUB8:05 amDublin
Nov 11
DUB8:50 amDublin
16h 10m
2 stops
TYS8:00 pmKnoxville McGhee Tyson
$733
Find similar

United Airlines flights from Knoxville to Dublin

Our best United Airlines deals on Knoxville to Dublin flight tickets
United Airlines
Dec 5
TYS1:52 pmKnoxville McGhee Tyson
13h 18m
1 stop
DUB8:10 amDublin
Dec 12
DUB9:00 amDublin
39h 54m
2 stops
TYS7:54 pmKnoxville McGhee Tyson
$480
Find similar
United Airlines
Dec 4
TYS7:25 pmKnoxville McGhee Tyson
9h 55m
1 stop
DUB10:20 amDublin
Dec 8
DUB9:00 amDublin
37h 11m
2 stops
TYS5:11 pmKnoxville McGhee Tyson
$504
Find similar
United Airlines
Dec 4
TYS10:50 amKnoxville McGhee Tyson
18h 30m
2 stops
DUB10:20 amDublin
Dec 8
DUB9:00 amDublin
37h 11m
2 stops
TYS5:11 pmKnoxville McGhee Tyson
$509
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated octubre 22, 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

vie. 12/5

1:52 pm-8:10 am

1 stop13h 18m

Dublin

vie. 12/12

9:00 am-7:54 pm

2 stops39h 54m

$480

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

lun. 11/17

10:22 am-7:45 am

1 stop16h 23m

Dublin

lun. 11/24

5:55 am-11:41 pm

2 stops22h 46m

$482

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

lun. 11/17

8:35 am-7:45 am

1 stop18h 10m

Dublin

lun. 11/24

9:45 am-8:06 pm

1 stop15h 21m

$484

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

mié. 11/5

7:20 pm-5:10 pm

2 stops16h 50m

Dublin

mié. 11/12

9:00 am-11:59 pm

2 stops19h 59m

$485

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

mié. 11/5

2:25 pm-5:10 pm

2 stops21h 45m

Dublin

lun. 11/10

5:20 pm-8:20 pm

2 stops32h 00m

$503

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

jue. 12/4

7:25 pm-10:20 am

1 stop9h 55m

Dublin

lun. 12/8

9:00 am-5:11 pm

2 stops37h 11m

$504

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

jue. 12/4

3:56 pm-8:45 am

2 stops11h 49m

Dublin

jue. 12/11

8:50 am-8:00 pm

2 stops16h 10m

$508

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

jue. 12/4

3:56 pm-8:45 am

2 stops11h 49m

Dublin

lun. 12/8

1:25 pm-11:28 pm

2 stops15h 03m

$535

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

mié. 11/5

7:20 pm-5:10 pm

2 stops16h 50m

Dublin

sáb. 11/15

10:50 am-10:55 pm

2 stops17h 05m

$536

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

vie. 11/7

1:52 pm-7:10 am

2 stops36h 18m

Dublin

sáb. 11/15

9:00 am-11:59 pm

2 stops19h 59m

$660

Flights are sorted by cheapest round-trip 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?

In general, February is the cheapest month to fly from Knoxville to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $638. If you’re not able to fly to Dublin in February, then October is your next best option. Flight prices from Knoxville to Dublin during October average around $688.

What is the cheapest day to depart on your flight to Dublin?

The cheapest day to depart from Knoxville to Dublin is on a Wednesday. Travelers who choose to depart for Dublin on a Wednesday will often find tickets for as low as $818. Flights from Knoxville to Dublin on a Saturday will generally be more expensive and average around $1,241. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Dublin?

In the evening is the cheapest time of day to fly from Knoxville to Dublin when you can find flight prices for as low as $822. Flying to Dublin in the evening is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $1,054.

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 $881 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Knoxville for as low as $646 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 round-trip 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

Direct flights

None
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?

    Dublin is 3793.6 mi away from Knoxville McGhee Tyson. In terms of flight time, this usually takes a little over 9h 55m.

  • 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 were last updated today.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Dublin Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Knoxville McGhee Tyson Airport to Dublin Airport.

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

    The necessary travel and health documents for your Dublin Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Knoxville to Dublin?

Best airlines flying from Knoxville to Dublin

Compare and see reviews for airlines that fly from Knoxville to Dublin with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $518Free CancellationRating
7.9
7,979 reviews
Search Delta flights
KLMPriceFrom $536Free CancellationRating
7.7
1,404 reviews
Search KLM flights
United AirlinesPriceFrom $548Free CancellationRating
7.4
8,988 reviews
Search United Airlines flights
American AirlinesPriceFrom $593Free CancellationRating
7.2
11,028 reviews
Search American Airlines flights

Traveling to a place near Dublin?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Knoxville to Dublin for you.

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

Yes. momondo enables you to select and highlight flights to Dublin from Knoxville with this policy.

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?

If you are simply researching potential flights to Dublin, momondo offers a useful price alert feature which will track prices for flights to Dublin from Knoxville and alert you when they change.

An easier way to manage your Dublin trip

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