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$670+ Cheap flights from Dublin (DUB) to Knoxville (TYS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — TYS
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Dublin to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.

Round-trip from

$670
(Delta)

Popular in

June

Cheapest in

April

Average price

$759
From Dublin to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($161 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Dublin to Knoxville

Cheapest flights from Dublin to Knoxville
Explore the most affordable flight options available from Dublin to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Delta deal was found by Cheapflights users on 9/15. 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 10/25:55 amDUB - TYS
2 stops20h 24mDelta
Mon 10/611:35 amTYS - DUB
2 stops15h 40mDelta
Deal found 9/15$670
This Delta deal was found by Cheapflights users on 9/15. 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.
Sun 11/25:00 amDUB - TYS
2 stops20h 13mDelta
Sat 11/87:45 amTYS - DUB
2 stops20h 00mDelta
Deal found 9/15$675
This Delta deal was found by Cheapflights users on 9/15. 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 10/306:00 amDUB - TYS
2 stops21h 46mDelta
Thu 11/65:16 pmTYS - DUB
2 stops18h 04mDelta
Deal found 9/15$677
This KLM deal was found by Cheapflights users on 9/15. 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.
Thu 10/210:00 amDUB - TYS
1 stop16h 19mMultiple Airlines
Mon 10/66:40 amTYS - DUB
1 stop20h 15mMultiple Airlines
Deal found 9/15$683
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Sun 11/211:30 amDUB - TYS
1 stop14h 34mAmerican Airlines
Sat 11/81:25 pmTYS - DUB
2 stops14h 15mAmerican Airlines
Deal found 9/15$740
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:45 amDUB - TYS
3 stops35h 38mMultiple Airlines
Thu 11/68:30 amTYS - DUB
3 stops28h 40mMultiple Airlines
Deal found 9/15$866
This British Airways deal was found by Cheapflights users on 9/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:40 amDUB - TYS
2 stops18h 54mBritish Airways
Sat 11/85:35 pmTYS - DUB
2 stops17h 05mBritish Airways
Deal found 9/15$880

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dublin 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 September 16, 2025.
Use the filters below to find and compare flights from Dublin to Knoxville that are best for you.

Fly from

Dublin

Fly to

Knoxville

Route

Depart

Return

Price

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Thu 10/2

5:55 am-9:19 pm

2 stops20h 24m

Knoxville McGhee Tyson

Mon 10/6

11:35 am-8:15 am

2 stops15h 40m

$670

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Thu 10/30

8:45 am-11:46 pm

2 stops19h 01m

Knoxville McGhee Tyson

Thu 11/6

6:40 am-7:45 am

1 stop20h 05m

$675

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Sun 11/2

5:00 am-9:13 pm

2 stops20h 13m

Knoxville McGhee Tyson

Sat 11/8

6:40 am-7:45 am

1 stop20h 05m

$675

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Thu 10/2

10:00 am-9:19 pm

1 stop16h 19m

Knoxville McGhee Tyson

Mon 10/6

6:40 am-7:55 am

1 stop20h 15m

$683

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Thu 1/15

8:50 am-10:08 pm

2 stops18h 18m

Knoxville McGhee Tyson

Mon 1/19

7:56 am-3:20 pm

2 stops26h 24m

$719

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Thu 1/15

5:55 am-9:32 pm

2 stops20h 37m

Knoxville McGhee Tyson

Mon 1/19

10:05 am-3:45 pm

2 stops24h 40m

$725

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Sun 11/2

11:30 am-9:04 pm

1 stop14h 34m

Knoxville McGhee Tyson

Sat 11/8

1:25 pm-8:40 am

2 stops14h 15m

$740

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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 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.

Related info for your journey

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

  • How long is the flight from Dublin to Knoxville?

    For as low as $670, Delta can have you in Knoxville from Dublin in 20h 24m. Dublin and Knoxville are separated by a distance of 3803 mi.

  • 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 vacation 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.

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

    Currently, January is the cheapest month in which you can book a flight from Dublin to Knoxville (average of $295). Flying from Dublin to Knoxville in March is currently the most expensive (average of $376). 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
Morristown
Cherokee
Corbin
Alcoa
Oak Ridge
Murphy

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