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$433+ Cheap flights from Ireland to Knoxville (TYS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — TYS
Jun 24 — Jul 11
Wed 6/24
Wed 7/1
1 adult, Economy
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Cheap flight deals from Ireland to Knoxville

Cheapest flights from Ireland to Knoxville
Explore the most affordable flight options available from Ireland to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.

This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2910:00 am
DUB
-
TYS
1 stop12h 27m
Delta
Tue 6/211:56 am
TYS
-
DUB
2 stops17h 04m
Delta
Deal found 5/22$569
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:00 am
DUB
-
TYS
1 stop11h 11m
Delta
Mon 6/13:30 pm
TYS
-
DUB
2 stops12h 45m
Delta
Deal found 5/20$570
This KLM deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2712:00 pm
DUB
-
TYS
1 stop16h 01m
KLM
Thu 7/23:54 pm
TYS
-
DUB
1 stop11h 51m
KLM
Deal found 5/21$669
This United Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:40 am
DUB
-
TYS
1 stop15h 25m
United Airlines
Wed 12/910:16 am
TYS
-
DUB
1 stop19h 04m
United Airlines
Deal found 5/20$670
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2712:00 pm
DUB
-
TYS
2 stops14h 41m
Delta
Thu 7/211:31 am
TYS
-
DUB
2 stops15h 24m
Delta
Deal found 5/21$676
This Booking.com deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:05 am
DUB
-
TYS
2 stops22h 50m
Lufthansa
Fri 10/167:20 pm
TYS
-
DUB
1 stop10h 20m
Lufthansa
Deal found 5/22$718
This United Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:50 am
DUB
-
TYS
2 stops19h 04m
United Airlines
Mon 6/15:45 am
TYS
-
DUB
2 stops20h 45m
United Airlines
Deal found 5/20$730
This United Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:50 am
DUB
-
TYS
2 stops15h 54m
United Airlines
Tue 8/116:02 pm
TYS
-
DUB
1 stop10h 43m
United Airlines
Deal found 5/24$840

Find flight deals from Ireland to Knoxville

Keep the following information in mind while searching for Ireland to Knoxville flight deals. Data was last updated May 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$669
(KLM)

One-way from

$433
(oojo)

Popular in

June

Cheapest in

February

Average price

$860
Provider with most accurate pricing for Dublin-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dublin-Knoxville McGhee Tyson flights.
Search Deals
From Ireland to Knoxville McGhee Tyson
Search Deals
One-way flight from Ireland to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($164 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ireland to Knoxville 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, Cheapflights users made 2,558,603 searches. Data last updated May 25, 2026.
Use the filters below to find and compare flights from Ireland to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Thu 8/6

9:50 am-8:44 pm

2 stops15h 54m

Knoxville McGhee Tyson

Tue 8/11

1:35 pm-11:10 am

2 stops16h 35m

$840
Quickest round-trip

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Thu 6/11

12:30 pm-11:54 pm

1 stop16h 24m

Knoxville McGhee Tyson

Mon 6/15

7:19 pm-10:40 am

1 stop10h 21m

$849
Cheapest one-way

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Wed 7/8

9:40 am-2:48 pm

3 stops34h 08m

$519

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Mon 7/6

6:25 am-10:37 am

2 stops33h 12m

$612

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Tue 7/7

7:45 am-11:52 pm

3 stops21h 07m

$640

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Sat 5/30

6:15 am-10:35 pm

3 stops45h 20m

$666

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Thu 7/9

4:10 pm-4:42 pm

1 stop29h 32m

$722

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Sat 5/30

12:30 pm-8:34 pm

1 stop13h 04m

$831
Quickest one-way

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Fri 7/10

11:45 am-5:37 pm

1 stop10h 52m

$897

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Thu 7/9

9:30 am-6:02 pm

1 stop13h 32m

$913

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/22

Sorted by cheapest first

Best time to book a flight from Ireland to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Ireland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Knoxville
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Knoxville from Ireland?

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson (TYS) is the airport most travelers will use when flying to Knoxville from Ireland.

  • How long is the flight from Ireland to Knoxville?

    For as low as $840, United Airlines can have you in Knoxville from Ireland in 15h 54m. The distance between Ireland and Knoxville is about 3803 mi.

  • Can I find deals for flights from Ireland to Knoxville that include hotel bookings?

    Yes. In addition to deals on Ireland to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Knoxville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Knoxville.

  • Can I find deals for business class flights from Ireland to Knoxville?

    Yes. Cheapflights offers flight deals from Ireland to Knoxville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Cherokee
Crossville
Morristown
Bryson City
Murphy
Alcoa
Oak Ridge

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