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Cheap flights from Ireland to Knoxville from £519

DUB — TYS
14 Nov — 21 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Knoxville

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Knoxville

Thu 3/1209:00 -
2 stops19h 59m
Sun 13/1217:35 -
1 stop33h 35m
Deal found 12/10£519
Sun 1/1106:00 -
2 stops21h 08m
Sat 7/1108:35 -
2 stops19h 10m
Deal found 11/10£519
Sun 1/1109:30 -
2 stops16h 24m
Sat 7/1110:51 -
2 stops15h 39m
Deal found 13/10£520
Sun 1/1112:05 -
1 stop12h 31m
Sat 7/1113:56 -
1 stop13h 14m
Deal found 11/10£522

Find flight deals from Ireland to Knoxville

Round-trip from

£519

Popular in

August

Cheapest in

December

Average price

£535
United Airlines
  • United Airlines
  • 3/12-13/12
  • 3 total stops
  • 53h 34m total
  • Ireland to Knoxville
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£80 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
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 return flight

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Thu 3/12

09:00-23:59

2 stops19h 59m

Knoxville McGhee Tyson

Sun 13/12

14:07-09:55

2 stops14h 48m

£519

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Sun 1/11

06:00-22:08

2 stops21h 08m

Knoxville McGhee Tyson

Sat 7/11

08:35-08:45

2 stops19h 10m

£519
Fastest return journey

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Thu 28/1

09:30-19:51

1 stop15h 21m

Knoxville McGhee Tyson

Mon 1/2

12:20-07:30

1 stop14h 10m

£519

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Fri 27/11

13:35-23:59

2 stops15h 24m

Knoxville McGhee Tyson

Fri 4/12

09:45-07:30

2 stops16h 45m

£520

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Sun 1/11

09:30-20:54

2 stops16h 24m

Knoxville McGhee Tyson

Sat 7/11

10:51-07:30

2 stops15h 39m

£520

Flights are sorted by cheapest return flights first.

Deals found on 12/10

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 return price

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.

Reviews of airlines servicing Knoxville

See what other customers who have flown with United Airlines from Ireland to Knoxville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,366 reviews
Check prices

Boarding

7.7

Overall

7.4

Food

6.7

Comfort

7.3

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
United Airlines
7.4
Good
10,366 reviews
United Airlines
7.4
Good
10,366 reviews
Check prices

Boarding

7.7

Overall

7.4

Food

6.7

Comfort

7.3

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Related info for your journey

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

    Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly into when you book flights from Ireland to Knoxville.

  • How long is the flight from Ireland to Knoxville?

    Airlines like United Airlines and Delta fly from Ireland to Knoxville in about 19h 59m. The time it takes to get you to your destination can typically vary by up to 1h 09m. Ireland and Knoxville are separated by a distance of 3803 mi. This flight may include one or multiple stops.

  • 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 holiday 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

Travelling to a place near Knoxville?

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Top airline flying from Ireland to Knoxville

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£429Average£564FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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