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$479+ Cheap flights from Knoxville (TYS) to Dublin (DUB)

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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DUB
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Knoxville McGhee Tyson to Dublin are usually found in February or November, booked 48 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Knoxville to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Dublin (DUB). 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 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$628
(United)

One-way from

$479
(United)

Popular in

June

Cheapest in

February

Average price

$718
Provider with most accurate pricing for Knoxville McGhee Tyson-Dublin flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Dublin flights.
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From Knoxville McGhee Tyson to Dublin
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One-way flight from Knoxville McGhee Tyson to Dublin
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Highest demand for flights based on searches. 26% potential increase in price ($320 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Knoxville to Dublin

Cheapest flights from Knoxville to Dublin
Explore the most affordable flight options available from Knoxville to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Gurufare deal was found by Cheapflights users on 3/24. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1711:46 amTYS - DUB
2 stops19h 49mBritish Airways
Mon 11/248:30 pmDUB - TYS
2 stops26h 09mBritish Airways
Deal found 3/24$558
This Finnair deal was found by Cheapflights users on 3/24. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:33 pmTYS - DUB
1 stop9h 07mMultiple Airlines
Mon 11/242:05 pmDUB - TYS
1 stop11h 31mMultiple Airlines
Deal found 3/24$562
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Sun 9/285:50 amTYS - DUB
1 stop20h 20mUnited Airlines
Fri 10/109:50 amDUB - TYS
2 stops19h 03mUnited Airlines
Deal found 3/24$591
This KLM deal was found by Cheapflights users on 3/24. 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.
Sun 9/2812:00 pmTYS - DUB
1 stop15h 45mKLM
Fri 10/1010:00 amDUB - TYS
1 stop17h 56mKLM
Deal found 3/24$596
This Delta deal was found by Cheapflights users on 3/24. 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 9/2810:05 amTYS - DUB
2 stops18h 55mDelta
Fri 10/1010:00 amDUB - TYS
2 stops16h 27mDelta
Deal found 3/24$600
This Justfly.com deal was found by Cheapflights users on 3/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/209:55 amTYS - DUB
2 stops17h 20mAir Canada
Mon 9/19:50 amDUB - TYS
2 stops34h 00mAir Canada
Deal found 3/24$634
This Gurufare deal was found by Cheapflights users on 3/23. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/252:20 pmTYS - DUB
1 stop15h 00mLufthansa
Sun 5/411:35 amDUB - TYS
1 stop16h 10mLufthansa
Deal found 3/23$919
This Air France deal was found by Cheapflights users on 3/23. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/261:01 pmTYS - DUB
2 stops13h 44mAir France
Mon 5/511:00 amDUB - TYS
1 stop12h 39mAir France
Deal found 3/23$970
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/265:15 amTYS - DUB
1 stop18h 55mAer Lingus
Mon 5/511:35 amDUB - TYS
1 stop15h 36mAer Lingus
Deal found 3/23$1,173

Cheapflights Fare Finder

Customize your flight search to find flights from Knoxville to Dublin 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 25, 2025.
Use the filters below to find and compare flights from Knoxville to Dublin that are best for you.

Fly from

Knoxville

Fly to

Dublin

Route

Depart

Return

Price

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Fri 4/25

5:45 am-6:55 am

1 stop20h 10m

Dublin

Tue 5/6

9:50 am-10:45 pm

2 stops41h 55m

$628

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 8/20

9:55 am-8:15 am

2 stops17h 20m

Dublin

Mon 9/1

9:50 am-2:50 pm

2 stops34h 00m

$634

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 8/20

7:07 am-8:45 am

1 stop20h 38m

Dublin

Mon 9/1

11:00 am-6:17 pm

1 stop12h 17m

$806

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Fri 4/25

2:20 pm-10:20 am

1 stop15h 00m

Dublin

Mon 5/5

12:30 pm-7:31 pm

1 stop12h 01m

$919

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 7/27

5:15 pm-10:00 am

1 stop11h 45m

Dublin

Mon 8/4

11:00 am-9:45 pm

1 stop15h 45m

$951

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Wed 8/20

10:56 am-8:15 am

2 stops16h 19m

Dublin

Mon 9/1

9:20 am-11:57 pm

3 stops19h 37m

$956

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Thu 5/22

7:50 pm-10:30 pm

2 stops21h 40m

Dublin

Sat 5/31

8:50 am-10:07 pm

2 stops18h 17m

$1,063

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sat 4/26

5:15 am-5:10 am

1 stop18h 55m

Dublin

Mon 5/5

11:35 am-10:11 pm

1 stop15h 36m

$1,173

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Sun 7/13

6:58 pm-10:20 am

1 stop10h 22m

$479

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 4/1

12:09 pm-9:45 am

1 stop16h 36m

$529

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 14 results
1
2

Compare providers for flights from Knoxville to Dublin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Dublin in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Dublin 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 Knoxville-Dublin 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 Knoxville to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Knoxville 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 Knoxville to Dublin

How far ahead should I book a flight from Knoxville to Dublin?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Dublin. Price data was last updated on March 21, 2025.

The best time to book flights from Knoxville to Dublin is 48 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Knoxville to Dublin (average of $509). Flying from Knoxville to Dublin in June is currently the most expensive (average of $1,010). 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.

What is the cheapest time of day to fly from TYS to DUB?

Find hourly flight availability from Knoxville to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

When flying from Knoxville to Dublin, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 23% versus a flight at noon.

What is the cheapest day to fly from Knoxville to Dublin?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to Dublin. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Knoxville to Dublin flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Dublin by month

Plan your trip to Dublin by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Dublin ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Dublin when rainfall is around 1.9 in.

Temperature in Dublin by month

Plan your trip to Dublin by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Dublin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dublin. Reviews last updated March 25, 2025.
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
8,957 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines flying from Knoxville to Dublin round-trip?

    Our cheapest airline available from Knoxville to Dublin is United Airlines. Our recent data shows that you can find tickets from as low as $628 on this airline. Additional options worth looking into are Air Canada and Delta, starting at $634 and $806 round-trip. Users have found that United Airlines is 30% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Knoxville to Dublin one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $479. Finnair flights start at $529 while deals on KLM start at $539 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Dublin 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 Knoxville to Dublin?

    Currently, November is the cheapest month in which you can book a flight from Knoxville to Dublin (average of $509). Flying from Knoxville to Dublin in June is currently the most expensive (average of $1,010). 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
Maynooth
Castleknock
Swords
Wicklow
Leixlip

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Top 3 airlines flying from Knoxville to Dublin

Discover the top 3 airlines that operate flights from Knoxville to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$471Average$816FlexibilityNo cancel feeOn-time69%
DeltaCheapest$518Average$1,196FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$573Average$979FlexibilityNo cancel feeOn-time71%
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