$681+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — TYS
Sep 17 — Sep 241
Round-trip
1 adult, Economy
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Find cheap flights from Dublin to Knoxville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Dublin to Knoxville
Cheapest
Best
Last-minute
Cheapest flights from Dublin to KnoxvilleExplore 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 August 18, 2026.
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 August 18, 2026.
This Ticket deal was found by Cheapflights users on 8/16. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am -
2 stops19h 19m
Thu 10/87:25 pm -
1 stop10h 15m
Deal found 8/16![Lufthansa logo]()
$681
This United Airlines deal was found by Cheapflights users on 8/16. 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 12/109:30 am -
2 stops14h 47m
Sun 12/134:16 pm -
1 stop12h 39m
Deal found 8/16![United Airlines logo]()
$686
This Flighttix deal was found by Cheapflights users on 8/15. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:20 am -
2 stops19h 39m
Tue 10/67:25 pm -
1 stop10h 15m
Deal found 8/15![Multiple Airlines logo]()
$721
This lol.travel deal was found by Cheapflights users on 8/17. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:50 am -
2 stops16h 34m
Mon 8/317:20 pm -
1 stop10h 20m
Deal found 8/17![Lufthansa logo]()
$724
This lol.travel deal was found by Cheapflights users on 8/15. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:05 am -
2 stops19h 19m
Sun 9/277:25 pm -
1 stop10h 15m
Deal found 8/15![Lufthansa logo]()
$726
This Flighttix deal was found by Cheapflights users on 8/14. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:20 am -
2 stops16h 29m
Tue 10/69:45 am -
2 stops17h 30m
Deal found 8/14![Air Canada logo]()
$729
This Delta deal was found by Cheapflights users on 8/14. 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 9/55:55 am -
2 stops21h 44m
Sun 9/139:37 am -
2 stops18h 38m
Deal found 8/14![Delta logo]()
$735
Best flights from Dublin to KnoxvilleDiscover carefully curated flight deals from Dublin to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.
Discover carefully curated flight deals from Dublin to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.
This United Airlines deal was found by Cheapflights users on 8/13. 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 2/49:30 am -
2 stops14h 47m
Mon 2/810:50 am -
2 stops15h 40m
Deal found 8/13![United Airlines logo]()
$683
This United Airlines deal was found by Cheapflights users on 8/16. 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 12/109:30 am -
2 stops14h 47m
Sun 12/132:20 pm -
2 stops14h 35m
Deal found 8/16![United Airlines logo]()
$686
Last-minute flights from Dublin to KnoxvilleDiscover last-minute flight deals from Dublin to Knoxville. Data last updated August 18, 2026 and is based on user searches.
Discover last-minute flight deals from Dublin to Knoxville. Data last updated August 18, 2026 and is based on user searches.
This lol.travel deal was found by Cheapflights users on 8/17. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:50 am -
2 stops16h 34m
Mon 8/317:20 pm -
1 stop10h 20m
Deal found 8/17![Lufthansa logo]()
$724
This Delta deal was found by Cheapflights users on 8/14. 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 9/55:55 am -
2 stops21h 44m
Sun 9/139:37 am -
2 stops18h 38m
Deal found 8/14![Delta logo]()
$735
This United Airlines deal was found by Cheapflights users on 8/13. 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 9/59:50 am -
2 stops16h 03m
Sun 9/135:45 am -
2 stops24h 25m
Deal found 8/13![United Airlines logo]()
$737
This lol.travel deal was found by Cheapflights users on 8/15. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:05 am -
2 stops19h 19m
Sun 9/277:25 pm -
1 stop10h 15m
Deal found 8/15![Lufthansa logo]()
$726
This Flighttix deal was found by Cheapflights users on 8/15. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:20 am -
2 stops19h 39m
Tue 10/67:25 pm -
1 stop10h 15m
Deal found 8/15![Multiple Airlines logo]()
$721
This Flighttix deal was found by Cheapflights users on 8/14. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:20 am -
2 stops16h 29m
Tue 10/69:45 am -
2 stops17h 30m
Deal found 8/14![Air Canada logo]()
$729
This Delta deal was found by Cheapflights users on 8/16. 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.
Wed 9/301:25 pm -
2 stops15h 30m
Wed 10/78:35 am -
2 stops20h 25m
Deal found 8/16![Delta logo]()
$739
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 August 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $681 (Ticket) |
Popular in | June |
Cheapest in | February |
Average price | $1,007 |
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 August 18, 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
Cheapest round-trip
DublinKnoxville
DUB Dublin - TYS Knoxville McGhee Tyson
DUBTYS
Dublin
Thu 2/4
9:30 am-7:17 pm
2 stops14h 47m
Knoxville McGhee Tyson
Mon 2/8
10:50 am-7:30 am
2 stops15h 40m
$683
Quickest round-trip
DublinKnoxville
DUB Dublin - TYS Knoxville McGhee Tyson
DUBTYS
Dublin
Thu 12/10
9:30 am-7:17 pm
2 stops14h 47m
Knoxville McGhee Tyson
Sun 12/13
2:20 pm-9:55 am
2 stops14h 35m
$686
Sorted by cheapest first
- 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.
DUB-TYS
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.
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsCherokee
Crossville
Morristown
Bryson City
Murphy
Alcoa
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