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Cheap flights from Dublin to Knoxville from £303

DUB — TYS
23 Oct — 30 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to Knoxville

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Knoxville

Sat 14/1108:50 -
2 stops16h 15m
Sun 22/1105:40 -
1 stop21h 05m
Deal found 19/9£442
Thu 29/1013:25 -
2 stops24h 09m
Wed 4/1107:09 -
2 stops20h 36m
Deal found 21/9£442
Thu 29/1009:40 -
1 stop17h 22m
Wed 4/1108:09 -
1 stop18h 46m
Deal found 21/9£450
Thu 1/1005:55 -
2 stops17h 45m
Thu 8/1010:29 -
2 stops16h 26m
Deal found 22/9£452
Sat 14/1109:00 -
2 stops15h 36m
Sun 22/1113:55 -
2 stops15h 00m
Deal found 19/9£507
Thu 29/1009:30 -
2 stops15h 24m
Wed 4/1110:33 -
1 stop16h 37m
Deal found 22/9£531

Find flight deals from Dublin to Knoxville

Round-trip from

£442

One-way from

£303

Popular in

August

Cheapest in

February

Average price

£558
Delta
  • Delta
  • 14/11-22/11
  • 3 total stops
  • 37h 20m total
  • Dublin to Knoxville
Search Deals
Delta
  • Delta
  • 21/11-31/12
  • 2 total stops
  • 27h 03m total
  • Dublin to Knoxville
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£60 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Dublin 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

Sat 21/11

13:25-11:28

2 stops27h 03m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£303

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Thu 29/10

13:25-10:54

2 stops25h 29m

Knoxville McGhee Tyson

Tue 3/11

07:09-08:45

2 stops20h 36m

£442

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Thu 29/10

13:25-09:34

2 stops24h 09m

Knoxville McGhee Tyson

Wed 4/11

07:09-08:45

2 stops20h 36m

£442

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Sat 14/11

09:40-20:09

1 stop15h 29m

Knoxville McGhee Tyson

Sun 22/11

14:40-07:45

1 stop12h 05m

£449

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Thu 29/10

09:40-23:02

1 stop17h 22m

Knoxville McGhee Tyson

Wed 4/11

08:09-07:55

1 stop18h 46m

£450
Fastest return journey

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Sat 14/11

09:00-19:36

2 stops15h 36m

Knoxville McGhee Tyson

Sun 22/11

19:35-10:20

1 stop9h 45m

£507

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Thu 28/1

09:00-09:50

2 stops29h 50m

Knoxville McGhee Tyson

Mon 1/2

14:20-07:30

2 stops12h 10m

£507

DublinKnoxville

DUB Dublin - TYS Knoxville McGhee Tyson

DUBTYS

Dublin

Fri 9/10

13:35-17:08

2 stops32h 33m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£624

Flights are sorted by cheapest return flights first.

Deals found on 19/9

Sorted by cheapest first

Best time to book a flight from Dublin to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Dublin with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Dublin to Knoxville

How much does it cost for a return flight from Dublin to Knoxville?

Airfare is below average for this route at the moment.

Dublin to Knoxville flights typically cost between £535 and £596 in November.
The cheapest return price found within the last 5 days was £442 on Delta (14 Nov–22 Nov).

Reviews of airlines servicing Knoxville

Check out reviews from past customers who have flown with United Airlines from Dublin to Knoxville to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,226 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.7

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
10,226 reviews
United Airlines
7.4
Good
10,226 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.7

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

  • How long is the flight from Dublin to Knoxville?

    A quick flight from Dublin to Knoxville can take about 25h 29m. Delta provides one of the quickest options available for as low as £442. Dublin and Knoxville are separated by a distance of 3803 mi.

  • What is the cheapest airline to fly from Dublin to Knoxville round-trip?

    Flying on United Airlines is currently your cheapest option to Knoxville, with prices starting at £425. United Airlines is 31% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin 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?

Book flights to Knoxville if you plan to visit one of these locations
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Alternative routes for Dublin to Knoxville

Dublin to Nashville flights

Top airline flying from Dublin to Knoxville

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£425Average£559FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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