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$537+ 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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — TYS
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
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 February 11, 2026.

This United Airlines deal was found by Cheapflights users on 2/8. 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.
Wed 2/189:00 am
DUB
-
TYS
2 stops16h 37m
United Airlines
Sun 2/229:40 am
TYS
-
DUB
2 stops17h 30m
United Airlines
Deal found 2/8$570
This United Airlines deal was found by Cheapflights users on 2/10. 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 2/199:30 am
DUB
-
TYS
2 stops14h 59m
United Airlines
Mon 2/232:21 pm
TYS
-
DUB
1 stop14h 59m
United Airlines
Deal found 2/10$576
This Delta deal was found by Cheapflights users on 2/8. 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 2/145:55 am
DUB
-
TYS
2 stops20h 00m
Delta
Sun 2/2212:00 pm
TYS
-
DUB
1 stop14h 45m
Delta
Deal found 2/8$676
This American Airlines deal was found by Cheapflights users on 2/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1811:30 am
DUB
-
TYS
2 stops14h 10m
American Airlines
Sun 2/225:47 pm
TYS
-
DUB
2 stops16h 18m
American Airlines
Deal found 2/7$745
This Orbitz deal was found by Cheapflights users on 2/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:45 am
DUB
-
TYS
2 stops20h 14m
Lufthansa
Tue 8/2510:16 am
TYS
-
DUB
1 stop19h 24m
Lufthansa
Deal found 2/10$746
This United Airlines deal was found by Cheapflights users on 2/10. 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 8/1312:30 pm
DUB
-
TYS
1 stop12h 52m
United Airlines
Wed 8/267:35 pm
TYS
-
DUB
1 stop10h 05m
United Airlines
Deal found 2/10$760

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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
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

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 February 11, 2026.
Use the filters below to find and compare flights from Ireland to Knoxville that are best for you.

Fly from

Ireland

Fly to

Knoxville

Route

Depart

Return

Price

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Sat 4/4

9:30 am-11:51 pm

1 stop19h 21m

$537

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Fri 3/13

11:30 am-9:24 pm

1 stop13h 54m

$546

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Sat 4/4

6:30 am-6:37 pm

2 stops17h 07m

$571

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Fri 3/13

8:45 am-8:05 pm

2 stops15h 20m

$649

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Sat 4/4

6:30 am-7:42 pm

3 stops18h 12m

$912

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Fri 3/13

3:30 pm-2:50 pm

3 stops27h 20m

$3,770

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

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

What is the cheapest month to book a flight from Ireland to Knoxville?

Currently, November is the cheapest month in which you can book a flight from Ireland to Knoxville (average of $540). Flying from Ireland to Knoxville in October is currently the most expensive (average of $3,557). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.

  • 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.

  • What is the cheapest month to book a flight from Ireland to Knoxville?

    Currently, November is the cheapest month in which you can book a flight from Ireland to Knoxville (average of $540). Flying from Ireland to Knoxville in October is currently the most expensive (average of $3,557). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Knoxville?

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

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