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C$419 Cheap Flights from Knoxville (TYS) to Dublin (DUB)

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Flight deals from Knoxville to Dublin

Looking for a cheap last-minute deal or the best return flight from Knoxville Airport to Dublin Airport? If you want to travel next month, return fares start from C$1,135. Find the lowest prices on one-way and return tickets right here.
Dublin.C$419 per passenger.Departing Sat., Jul. 11.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Knoxville on Sat., Jul. 11, arriving in Dublin.Price includes taxes and charges.From C$419, select.
Dublin.C$483 per passenger.Departing Sat., Oct. 10.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Knoxville on Sat., Oct. 10, arriving in Dublin.Price includes taxes and charges.From C$483, select.
Dublin.C$484 per passenger.Departing Mon., Aug. 10.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Knoxville on Mon., Aug. 10, arriving in Dublin.Price includes taxes and charges.From C$484, select.
Dublin.C$496 per passenger.Departing Tue., Mar. 23.One-way flight with Air France.Outbound indirect flight with Air France, departs from Knoxville on Tue., Mar. 23, arriving in Dublin.Price includes taxes and charges.From C$496, select.
Dublin.C$498 per passenger.Departing Sat., Sep. 12.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Knoxville on Sat., Sep. 12, arriving in Dublin.Price includes taxes and charges.From C$498, select.
Dublin.C$503 per passenger.Departing Wed., Dec. 30.One-way flight with Air France.Outbound indirect flight with Air France, departs from Knoxville on Wed., Dec. 30, arriving in Dublin.Price includes taxes and charges.From C$503, select.
Dublin.C$536 per passenger.Departing Thu., Jun. 25.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Knoxville on Thu., Jun. 25, arriving in Dublin.Price includes taxes and charges.From C$536, select.

Find the cheapest month to fly from Knoxville to Dublin

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Knoxville to Dublin flights are currently cheapest in July.
May
Find prices
Jun.
from C$536
Jul.
from C$419
Aug.
from C$484
Sep.
from C$498
Oct.
from C$483
Nov.
Find prices
Dec.
from C$503
Jan.
Find prices
Feb.
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Mar.
from C$496
Apr.
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Knoxville to Dublin: Alternative routes

Compare routes from Knoxville to Dublin below. You may find an airport to fly into that's cheaper, faster, or easier than Dublin.

Dublin

10km from central Dublin
ClosestCheapest
from C$419
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Knoxville to Dublin: Flight information

The things to know before you go.
Cheapest flight foundC$419
Cheapest month to flyJuly

Finding cheap flights from Knoxville to Dublin: Frequently asked questions

The best price we found for a return flight from Knoxville to Dublin is C$1,061. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Knoxville to Dublin. But we found flights with one or more stops from C$1,061.
As of May 2026, there are no flights flying from Knoxville to Dublin.
The cheapest month to fly from Knoxville to Dublin is usually December.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Knoxville Airport to Dublin Airport on Tuesday, December 1, 2026.
No airlines currently offer direct flights between Knoxville Airport and Dublin Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Dublin but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Dublin is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Dublin.

How to find the cheapest flights from McGhee Tyson Airport (TYS) to Dublin Airport (DUB)

  • C$419 is currently the lowest price for a one-way ticket from McGhee Tyson Airport to Dublin Airport. Return flights start at C$1,061. These fares can change based on demand.

  • To get your hands on cheap flight tickets from TYS to DUB, book early. Airlines generally offer lower prices when flights are first made available.

  • If you can be flexible with your travel dates, use the 'Whole month' search tool. It'll show you the lowest price across every month when searching for a ticket from McGhee Tyson Airport to Dublin Airport.

  • Finding a cheap ticket from TYS to DUB is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll let you know when the price has dropped.

  • Tailor your flights using filters. Select your ideal departure and arrival times, airlines and total journey duration. You can also sort results by 'Fastest,' 'Cheapest' or 'Best' flights from McGhee Tyson Airport to Dublin Airport.

Handy information about McGhee Tyson Airport (TYS)

  • To get to McGhee Tyson Airport from central Knoxville, it'll take about 19 minutes by car. This depends on traffic, however. It's approximately 23 kilometres from the airport to the city center.

  • After a relaxed start to your break? Stay near TYS. Whether you're taking an early flight from McGhee Tyson Airport to Dublin Airport or want to avoid feeling rushed, these stays are perfect:

Arriving at Dublin Airport (DUB)

Getting from Dublin Airport (DUB) to central Dublin

  • From Dublin Airport, Dublin is approximately 21 kilometres away. It takes around 29 minutes to get to the center driving.

  • It takes roughly 2 hours and 9 minutes if you're using public transport.

When to fly to Dublin Airport (DUB)

  • August is the most popular month for flights from McGhee Tyson Airport to Dublin Airport. To avoid the crowds, head to Dublin in February.

  • Lock in your flight from McGhee Tyson Airport to Dublin Airport for July if you want to explore Dublin during its warmest month. You can expect temperatures of between 10ºC and 20ºC.

  • If you'd rather travel in cooler conditions, search for a cheap ticket from TYS to DUB in January. Average temperatures are between 1ºC and 9ºC then.

More about Dublin

  • If you're looking for somewhere to rest your head, you'll find the best places to stay in Dublin right here. Explore these options once you've locked in your flight from TYS to DUB:

  • All great adventures should include some sightseeing. Guinness Storehouse, Trinity College Library and Dublin Castle are must-have experiences during your Dublin visit.

Complete your Dublin trip with hotels and a car rental

  • Once you've secured your cheap ticket to Dublin Airport, discover the lowest prices and exclusive offers on hotels. You can also compare hundreds of car rental companies in one place to find the best car rental price for your Dublin vacation.

Plan the rest of your trip from Knoxville to Dublin

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.