What airlines fly to Ireland?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Ireland from Knoxville according to our data. American Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 4 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Ireland?

Prices for flights from Knoxville McGhee Tyson Airport to Ireland are refreshed on a daily basis.

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

As of November 2025, there are 4 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Ireland.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Ireland.

What documentation or ID do you need to fly to Ireland?

The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$406 Cheap Flights from Knoxville to Ireland in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Knoxville to Ireland

Round-trip

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:08 pm - 2:20 pmTYS-DUB

16h 12m2 stops

8:50 am - 10:02 pmDUB-TYS

18h 12m2 stops

$406British Airways

Find Deal

Tue, Feb 24 - Tue, Mar 3

2:19 pm - 9:50 amTYS-DUB

14h 31m2 stops

8:40 pm - 8:56 pmDUB-TYS

29h 16m2 stops

$410British Airways

Find Deal

Mon, Jan 12 - Mon, Jan 19

4:02 pm - 11:55 amTYS-DUB

14h 53m2 stops

10:30 am - 11:06 pmDUB-TYS

17h 36m2 stops

$414British Airways

Find Deal

Tue, Mar 31 - Tue, Apr 14

5:14 pm - 12:35 pmTYS-DUB

14h 21m2 stops

11:30 am - 9:21 pmDUB-TYS

14h 51m2 stops

$415American Airlines

Find Deal

Mon, Jan 12 - Tue, Jan 27

5:47 pm - 2:20 pmTYS-DUB

16h 33m2 stops

10:55 am - 10:38 pmDUB-TYS

15h 43m2 stops

$418British Airways

Find Deal

Tue, Mar 10 - Tue, Mar 24

4:02 pm - 2:20 pmTYS-DUB

18h 18m2 stops

10:55 am - 10:38 pmDUB-TYS

15h 43m2 stops

$419British Airways

Find Deal

Tue, Mar 10 - Tue, Mar 24

6:00 am - 8:40 amTYS-DUB

21h 40m2 stops

11:30 am - 10:47 pmDUB-TYS

16h 17m2 stops

$424Multiple Airlines

Find Deal

Mon, Jan 12 - Tue, Jan 27

5:00 pm - 7:45 amTYS-DUB

9h 45m1 stop

9:45 am - 5:56 pmDUB-TYS

13h 11m1 stop

$433KLM

Find Deal

Tue, Feb 24 - Tue, Mar 3

5:00 pm - 12:50 pmTYS-ORK

38h 50m2 stops

5:15 pm - 8:45 pmORK-TYS

32h 30m2 stops

$625Delta

Find Deal

Wed, Feb 18 - Sun, Feb 22

4:00 pm - 3:45 pmTYS-SNN

18h 45m2 stops

2:45 pm - 10:54 pmSNN-TYS

13h 09m2 stops

$657American Airlines

Find Deal

Fri, Jan 23 - Tue, Jan 27

British Airways flights from Knoxville to Ireland

Our best British Airways deals on Knoxville to Ireland flight tickets

British Airways

Feb 24

TYS5:08 pmKnoxville McGhee Tyson

16h 12m

2 stops

DUB2:20 pmDublin

Mar 3

DUB8:50 amDublin

18h 12m

2 stops

TYS10:02 pmKnoxville McGhee Tyson

$406

Find similar

British Airways

Jan 12

TYS2:19 pmKnoxville McGhee Tyson

14h 31m

2 stops

DUB9:50 amDublin

Jan 19

DUB8:40 pmDublin

29h 16m

2 stops

TYS8:56 pmKnoxville McGhee Tyson

$410

Find similar

British Airways

Mar 31

TYS4:02 pmKnoxville McGhee Tyson

14h 53m

2 stops

DUB11:55 amDublin

Apr 14

DUB10:30 amDublin

17h 36m

2 stops

TYS11:06 pmKnoxville McGhee Tyson

$414

Find similar

American Airlines flights from Knoxville to Ireland

Our best American Airlines deals on Knoxville to Ireland flight tickets

American Airlines

Jan 12

TYS5:14 pmKnoxville McGhee Tyson

14h 21m

2 stops

DUB12:35 pmDublin

Jan 27

DUB11:30 amDublin

14h 51m

2 stops

TYS9:21 pmKnoxville McGhee Tyson

$415

Find similar

American Airlines

Feb 13

TYS6:38 pmKnoxville McGhee Tyson

9h 02m

1 stop

DUB8:40 amDublin

Feb 21

DUB11:30 amDublin

15h 18m

1 stop

TYS9:48 pmKnoxville McGhee Tyson

$571

Find similar

American Airlines

Jan 23

TYS4:00 pmKnoxville McGhee Tyson

18h 45m

2 stops

SNN3:45 pmShannon

Jan 27

SNN2:45 pmShannon

13h 09m

2 stops

TYS10:54 pmKnoxville McGhee Tyson

$657

Find similar

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 2/24

5:08 pm-2:20 pm

2 stops16h 12m

Dublin

Tue 3/3

8:50 am-10:02 pm

2 stops18h 12m

$406

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 1/12

2:19 pm-9:50 am

2 stops14h 31m

Dublin

Mon 1/19

8:40 pm-8:56 pm

2 stops29h 16m

$410

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 3/31

4:02 pm-11:55 am

2 stops14h 53m

Dublin

Tue 4/14

10:30 am-11:06 pm

2 stops17h 36m

$414

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 1/12

5:14 pm-12:35 pm

2 stops14h 21m

Dublin

Tue 1/27

11:30 am-9:21 pm

2 stops14h 51m

$415

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 3/10

5:47 pm-2:20 pm

2 stops16h 33m

Dublin

Tue 3/24

10:55 am-10:38 pm

2 stops15h 43m

$418

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 3/10

4:02 pm-2:20 pm

2 stops18h 18m

Dublin

Tue 3/24

10:55 am-10:38 pm

2 stops15h 43m

$419

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Mon 1/12

6:00 am-8:40 am

2 stops21h 40m

Dublin

Tue 1/27

11:30 am-10:47 pm

2 stops16h 17m

$424

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 2/24

5:00 pm-7:45 am

1 stop9h 45m

Dublin

Tue 3/3

9:45 am-5:56 pm

1 stop13h 11m

$433

KnoxvilleCork

TYS - ORK

TYSORK

Knoxville McGhee Tyson

Wed 2/18

5:00 pm-12:50 pm

2 stops38h 50m

Cork

Sun 2/22

5:15 pm-8:45 pm

2 stops32h 30m

$625

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Fri 1/23

4:00 pm-3:45 pm

2 stops18h 45m

Shannon

Tue 1/27

2:45 pm-10:54 pm

2 stops13h 09m

$657

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Knoxville to Ireland

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

Prices

Airlines

What is the cheapest month to fly to Ireland?

In general, November is the cheapest month to fly from Knoxville to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $582. If you aren’t able to travel to Ireland during the month of November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $617.

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

The cheapest day to depart on your flight to Ireland is on a Wednesday when prices can be found for as low as $818. This is often the case because there is less demand to fly during this day of the week. Flights from Knoxville to Ireland 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 Ireland?

According to our data, the cheapest time of day to fly to Ireland is in the evening. momondo users have found flights departing from Knoxville to Ireland in the evening for as low as $822. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is at noon when prices are around $1,054.

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $845 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Knoxville for as low as $646 on momondo.

Cheap Knoxville to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Ireland

Fastest flight time	9h 55m
Direct flights	None

The fastest flight from Knoxville to Ireland takes 9h 55m

There are no direct flights from Knoxville to Ireland. There are no popular flight routes from Knoxville to Ireland.

Search flight deals

When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Ireland?
Prices for flights from Knoxville McGhee Tyson Airport to Ireland are refreshed on a daily basis.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Ireland?
As of November 2025, there are 4 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Ireland.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Ireland?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Ireland.
What documentation or ID do you need to fly to Ireland?
The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Knoxville to Ireland

Compare and see reviews for airlines that fly from Knoxville to Ireland with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $506	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
United Airlines	PriceFrom $520	Free Cancellation	Rating 7.4 9,054 reviews	Search United Airlines flights
KLM	PriceFrom $536	Free Cancellation	Rating 7.7 1,424 reviews	Search KLM flights
American Airlines	PriceFrom $589	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights

Why use momondo?

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

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 Ireland for you.

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

All flight searches from Knoxville to Ireland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Knoxville to Ireland?

momondo helps you find the best flight between Knoxville and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Knoxville to Ireland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Knoxville to Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.