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Knoxville

$402+ Cheap flights from Dublin (DUB) 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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — TYS
Apr 1 — Apr 81
Wed 4/1
Wed 4/8
1 adult, Economy
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Cheap 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 March 2, 2026.

This United Airlines deal was found by Cheapflights users on 2/26. 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 3/59:30 am
DUB
-
TYS
2 stops16h 17m
United Airlines
Mon 3/91:53 pm
TYS
-
DUB
2 stops13h 37m
United Airlines
Deal found 2/26$572
This United Airlines deal was found by Cheapflights users on 2/28. 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 3/79:30 am
DUB
-
TYS
2 stops16h 18m
United Airlines
Wed 3/119:40 am
TYS
-
DUB
1 stop20h 40m
United Airlines
Deal found 2/28$573
This TravelUp deal was found by Cheapflights users on 2/27. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:30 pm
DUB
-
TYS
1 stop16h 27m
Multiple Airlines
Fri 9/185:45 am
TYS
-
DUB
2 stops21h 00m
Multiple Airlines
Deal found 2/27$626
This Expedia deal was found by Cheapflights users on 2/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:00 am
DUB
-
TYS
2 stops21h 43m
Lufthansa
Tue 4/212:25 pm
TYS
-
DUB
1 stop15h 15m
Lufthansa
Deal found 2/28$627
This United Airlines deal was found by Cheapflights users on 2/27. 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.
Tue 9/89:20 am
DUB
-
TYS
2 stops30h 16m
United Airlines
Sun 9/207:19 pm
TYS
-
DUB
1 stop10h 21m
United Airlines
Deal found 2/27$629
This Air Canada deal was found by Cheapflights users on 2/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:50 am
DUB
-
TYS
2 stops19h 07m
Air Canada
Sun 9/65:45 am
TYS
-
DUB
2 stops21h 00m
Air Canada
Deal found 2/27$632
This United Airlines deal was found by Cheapflights users on 2/27. 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.
Tue 8/259:50 am
DUB
-
TYS
2 stops19h 07m
United Airlines
Fri 9/46:30 am
TYS
-
DUB
2 stops20h 15m
United Airlines
Deal found 2/27$633
This United Airlines deal was found by Cheapflights users on 2/27. 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 8/269:20 am
DUB
-
TYS
2 stops16h 28m
United Airlines
Wed 9/210:46 am
TYS
-
DUB
2 stops15h 34m
United Airlines
Deal found 2/27$634
This United Airlines deal was found by Cheapflights users on 3/1. 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 4/159:50 am
DUB
-
TYS
2 stops18h 51m
United Airlines
Wed 4/2210:49 am
TYS
-
DUB
2 stops19h 21m
United Airlines
Deal found 3/1$635
This United Airlines deal was found by Cheapflights users on 2/27. 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.
Fri 9/1112:30 pm
DUB
-
TYS
1 stop16h 27m
United Airlines
Mon 9/215:57 pm
TYS
-
DUB
1 stop10h 48m
United Airlines
Deal found 2/27$637
This United Airlines deal was found by Cheapflights users on 2/27. 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.
Fri 9/1112:30 pm
DUB
-
TYS
1 stop16h 27m
United Airlines
Sun 9/205:57 pm
TYS
-
DUB
1 stop10h 48m
United Airlines
Deal found 2/27$638

Find 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 March 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$627
(Expedia)

One-way from

$402
(Kiwi.com)
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 Dublin to Knoxville McGhee Tyson
Search Deals
One-way flight from Dublin to Knoxville McGhee Tyson
Search Deals

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 March 2, 2026.
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

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Tue 4/14

6:00 am-10:43 pm

2 stops21h 43m

Knoxville McGhee Tyson

Tue 4/21

2:25 pm-10:40 am

1 stop15h 15m

$627

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Wed 4/15

9:50 am-11:41 pm

2 stops18h 51m

Knoxville McGhee Tyson

Wed 4/22

10:49 am-11:10 am

2 stops19h 21m

$635

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Mon 5/4

9:30 am-8:45 pm

2 stops16h 15m

Knoxville McGhee Tyson

Mon 5/11

6:01 pm-9:45 am

1 stop10h 44m

$637

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Sun 5/17

11:35 am-8:45 pm

1 stop14h 10m

Knoxville McGhee Tyson

Sun 5/24

12:10 pm-10:40 am

2 stops17h 30m

$637

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Tue 4/14

8:50 am-7:42 pm

1 stop15h 52m

Knoxville McGhee Tyson

Tue 4/21

2:25 pm-10:40 am

1 stop15h 15m

$638

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Thu 8/27

12:30 pm-10:36 am

1 stop27h 06m

Knoxville McGhee Tyson

Fri 9/4

6:30 am-7:45 am

2 stops20h 15m

$641

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Fri 8/28

9:20 am-11:57 pm

2 stops19h 37m

Knoxville McGhee Tyson

Fri 9/4

6:30 am-8:15 am

2 stops20h 45m

$642

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Tue 4/14

9:50 am-10:43 pm

2 stops17h 53m

Knoxville McGhee Tyson

Tue 4/21

9:40 am-8:15 am

3 stops17h 35m

$655

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Tue 8/25

11:10 am-11:47 pm

2 stops17h 37m

Knoxville McGhee Tyson

Mon 9/7

4:00 pm-10:45 am

2 stops13h 45m

$688

DublinKnoxville

DUB - TYS

DUBTYS

Dublin

Tue 8/25

8:50 am-11:57 pm

1 stop20h 07m

Knoxville McGhee Tyson

Thu 9/3

5:45 am-7:20 am

1 stop20h 35m

$697

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/1

Showing 1-10 of 18 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Dublin-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dublin-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dublin-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dublin-Knoxville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dublin-Knoxville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Cheapflights Insights

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

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

Currently, November is the cheapest month in which you can book a flight from Dublin to Knoxville (average of $540). Flying from Dublin 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 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 $635, Lufthansa can have you in Knoxville from Dublin in 18h 51m. Dublin and Knoxville are separated by a distance of 3803 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, November is the cheapest month in which you can book a flight from Dublin to Knoxville (average of $540). Flying from Dublin 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
Murphy
Oak Ridge

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