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Cheap flight deals from Knoxville to Donegal Starting at AU$1,183

Whether you’re going for a one-way or round-trip to Donegal, we’ve got you covered! Check out these different flight options from Knoxville below.

  • Round-trip
      • TYS19:25
        19h 35m
        2 stops
        CFN20:00
        Tue, Mar 4|Knoxville - Donegal|United Airlines
        CFN13:15
        34h 19m
        2 stops
        TYS19:34
        Mon, Mar 10|Donegal - Knoxville|Aer Lingus
        AU$1,183AU$14,578
        92% OFF
        92% OFF
        AU$14,578AU$1,183

        Choose United Airlines flights from Knoxville to Donegal. The one-way connecting flight with United Airlines departs from Mcghee Tyson Airport on Tue, Mar 4-Mon, Mar 10, arriving at Donegal Airport. One-way Prices start from AU$1,183 including taxes and charges.

      • TYS14:25
        25h 35m
        2 stops
        CFN20:00
        Tue, Mar 18|Knoxville - Donegal|United Airlines
        CFN13:15
        48h 45m
        2 stops
        TYS10:00
        Sun, Mar 23|Donegal - Knoxville|Aer Lingus
        AU$1,227AU$14,578
        92% OFF
        92% OFF
        AU$14,578AU$1,227

        Choose United Airlines flights from Knoxville to Donegal. The one-way connecting flight with United Airlines departs from Mcghee Tyson Airport on Tue, Mar 18-Sun, Mar 23, arriving at Donegal Airport. One-way Prices start from AU$1,227 including taxes and charges.

      • TYS10:58
        20h 52m
        2 stops
        CFN12:50
        Tue, Mar 4|Knoxville - Donegal|American Airlines
        CFN13:15
        35h 38m
        2 stops
        TYS20:53
        Mon, Mar 10|Donegal - Knoxville|Aer Lingus
        AU$1,407AU$14,578
        90% OFF
        90% OFF
        AU$14,578AU$1,407

        Choose American Airlines flights from Knoxville to Donegal. The one-way connecting flight with American Airlines departs from Mcghee Tyson Airport on Tue, Mar 4-Mon, Mar 10, arriving at Donegal Airport. One-way Prices start from AU$1,407 including taxes and charges.

      • TYS07:00
        24h 50m
        2 stops
        CFN12:50
        Thu, Mar 6|Knoxville - Donegal|United Airlines
        CFN07:55
        18h 50m
        2 stops
        TYS22:45
        Wed, Mar 12|Donegal - Knoxville|Aer Lingus
        AU$1,834
        AU$1,834

        Choose United Airlines flights from Knoxville to Donegal. The one-way connecting flight with United Airlines departs from Mcghee Tyson Airport on Thu, Mar 6-Wed, Mar 12, arriving at Donegal Airport. One-way Prices start from AU$1,834 including taxes and charges.

      • TYS17:35
        14h 15m
        2 stops
        CFN12:50
        Sat, Feb 22|Knoxville - Donegal|United Airlines
        CFN07:55
        20h 5m
        2 stops
        TYS23:00
        Sat, Mar 1|Donegal - Knoxville|Aer Lingus
        AU$1,943
        AU$1,943

        Choose United Airlines flights from Knoxville to Donegal. The one-way connecting flight with United Airlines departs from Mcghee Tyson Airport on Sat, Feb 22-Sat, Mar 1, arriving at Donegal Airport. One-way Prices start from AU$1,943 including taxes and charges.

      • TYS14:40
        17h 10m
        2 stops
        CFN12:50
        Sat, Mar 1|Knoxville - Donegal|United Airlines
        CFN07:55
        20h 59m
        2 stops
        TYS23:54
        Fri, Mar 7|Donegal - Knoxville|Aer Lingus
        AU$2,023
        AU$2,023

        Choose United Airlines flights from Knoxville to Donegal. The one-way connecting flight with United Airlines departs from Mcghee Tyson Airport on Sat, Mar 1-Fri, Mar 7, arriving at Donegal Airport. One-way Prices start from AU$2,023 including taxes and charges.

      • TYS19:25
        19h 35m
        2 stops
        CFN20:00
        Fri, Feb 28|Knoxville - Donegal|United Airlines
        CFN07:55
        20h 59m
        2 stops
        TYS23:54
        Thu, Mar 6|Donegal - Knoxville|Aer Lingus
        AU$2,316
        AU$2,316

        Choose United Airlines flights from Knoxville to Donegal. The one-way connecting flight with United Airlines departs from Mcghee Tyson Airport on Fri, Feb 28-Thu, Mar 6, arriving at Donegal Airport. One-way Prices start from AU$2,316 including taxes and charges.

      • TYS09:55
        29h 5m
        2 stops
        CFN20:00
        Wed, Feb 26|Knoxville - Donegal|United Airlines
        CFN07:55
        35h 44m
        2 stops
        TYS14:39
        Tue, Mar 4|Donegal - Knoxville|Aer Lingus
        AU$2,320
        AU$2,320

        Choose United Airlines flights from Knoxville to Donegal. The one-way connecting flight with United Airlines departs from Mcghee Tyson Airport on Wed, Feb 26-Tue, Mar 4, arriving at Donegal Airport. One-way Prices start from AU$2,320 including taxes and charges.

      • TYS19:25
        19h 35m
        2 stops
        CFN20:00
        Mon, Feb 24|Knoxville - Donegal|United Airlines
        CFN13:15
        35h 24m
        2 stops
        TYS19:39
        Sun, Mar 2|Donegal - Knoxville|Aer Lingus
        AU$2,326
        AU$2,326

        Choose United Airlines flights from Knoxville to Donegal. The one-way connecting flight with United Airlines departs from Mcghee Tyson Airport on Mon, Feb 24-Sun, Mar 2, arriving at Donegal Airport. One-way Prices start from AU$2,326 including taxes and charges.

      • TYS05:40
        27h 10m
        2 stops
        CFN12:50
        Thu, Mar 13|Knoxville - Donegal|United Airlines
        CFN13:15
        38h 39m
        2 stops
        TYS23:54
        Thu, Mar 20|Donegal - Knoxville|Aer Lingus
        AU$2,388
        AU$2,388

        Choose United Airlines flights from Knoxville to Donegal. The one-way connecting flight with United Airlines departs from Mcghee Tyson Airport on Thu, Mar 13-Thu, Mar 20, arriving at Donegal Airport. One-way Prices start from AU$2,388 including taxes and charges.

      • TYS01:00 pm
        3h 5m
        Nonstop
        CFN02:00 pm
        Sat, Feb 22|Knoxville - Donegal|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Knoxville to Donegal flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA4325

    United Airlines

    09:55

    TYS

    1.8h

    11:40

    IAD

    SMTWTFS
    Search

  2. UA228

    United Airlines

    22:05

    IAD

    7.3h

    10:20

    DUB

    ---WTF-

  3. EI3408

    Aer Lingus

    18:50

    DUB

    1.2h

    20:00

    CFN

    SMTWTFS

  4. AA5899

    American Airlines

    10:50

    TYS

    1.8h

    12:38

    PHL

    SMTWTFS
    Search

  5. AA722

    American Airlines

    18:50

    PHL

    6.7h

    06:30

    DUB

    SMTWTFS

  6. EI3402

    Aer Lingus

    12:55

    DUB

    1.1h

    14:00

    CFN

    SMTWTFS

  7. AA4755

    American Airlines

    11:03

    TYS

    1.5h

    12:31

    DCA

    SMTWTFS
    Search

  8. AA8326

    American Airlines

    17:20

    IAD

    6.8h

    05:10

    DUB

    SMTWTFS

  9. EI3402

    Aer Lingus

    12:55

    DUB

    1.1h

    14:00

    CFN

    SMTWTFS

  10. UA4848

    United Airlines

    14:20

    TYS

    1.8h

    16:05

    IAD

    SMTWTFS
    Search

  11. UA228

    United Airlines

    22:05

    IAD

    7.3h

    10:20

    DUB

    ---WTF-

  12. EI3408

    Aer Lingus

    18:50

    DUB

    1.2h

    20:00

    CFN

    SMTWTFS

  13. UA3616

    United Airlines

    17:35

    TYS

    2.0h

    18:37

    ORD

    -----F-
    Search

  14. EI124

    Aer Lingus

    20:50

    ORD

    7.4h

    10:15

    DUB

    SMTWTFS

  15. EI3402

    Aer Lingus

    12:55

    DUB

    1.1h

    14:00

    CFN

    SMTWTFS

  16. AA6075

    American Airlines

    17:50

    TYS

    2.1h

    18:55

    ORD

    SMTWTFS
    Search

  17. EI124

    Aer Lingus

    20:50

    ORD

    7.4h

    10:15

    DUB

    SMTWTFS

  18. EI3402

    Aer Lingus

    12:55

    DUB

    1.1h

    14:00

    CFN

    SMTWTFS

  19. UA4324

    United Airlines

    19:10

    TYS

    1.7h

    20:53

    IAD

    SMTWTFS
    Search

  20. UA228

    United Airlines

    22:05

    IAD

    7.3h

    10:20

    DUB

    ---WTF-

  21. EI3408

    Aer Lingus

    18:50

    DUB

    1.2h

    20:00

    CFN

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Knoxville to Donegal?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Donegal from Knoxville have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Knoxville (TYS) to Donegal (CFN) the cheapest?

    Airlines adjust prices for flights from Knoxville to Donegal based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Knoxville (TYS) to Donegal (CFN) cost?

    According to Trip.com's data, the lowest price is around AU$2,114.

  • What is the transportation method from the main airport to downtown in Donegal?

    • The distance from Donegal Airport to downtown is about 45 km, by taxi about 1 hour.

  • How many airports are there in Donegal (CFN)?

    There are 1 airport(s) near Donegal (CFN): Donegal Airport.

How to find a cheap flight from Knoxville to Donegal

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Knoxville to Donegal

Off-season for travelApril
Peak season for travelAugust
Flight distance5,949.99 km
Popular airlineUnited Airlines

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