Trip.com
>
Cheap Flights
>
Ireland
>
Donegal
>
Flights from Lisbon to Donegal

Find the cheapest flight options from Lisbon to Donegal over the next three months. Book one-way tickets from NZD 136 and round-trip tickets from NZD 512.

      • LIS 21:30
        16h 30m
        1 stop
        CFN 14:00
        Lisbon - Donegal | Mon, Dec 29 | Ryanair
        CFN 07:55
        12h 30m
        1 stop
        LIS 20:25
        Donegal - Lisbon | Fri, Jan 2 | Aer Lingus
        NZD 512 NZD 1,123
        54% OFF
        54% OFF
        NZD 1,123 NZD 512
      • LIS 10:50
        27h 10m
        1 stop
        CFN 14:00
        Lisbon - Donegal | Fri, Jan 16 | Aer Lingus
        CFN 10:00
        8h 15m
        1 stop
        LIS 18:15
        Donegal - Lisbon | Sun, Jan 18 | Aer Lingus
        NZD 557 NZD 1,123
        50% OFF
        50% OFF
        NZD 1,123 NZD 557
      • LIS 10:50
        9h 10m
        1 stop
        CFN 20:00
        Lisbon - Donegal | Fri, Jan 30 | Aer Lingus
        CFN 10:00
        8h 15m
        1 stop
        LIS 18:15
        Donegal - Lisbon | Sun, Feb 1 | Aer Lingus
        NZD 557 NZD 1,123
        50% OFF
        50% OFF
        NZD 1,123 NZD 557
      • LIS 10:50
        9h 10m
        1 stop
        CFN 20:00
        Lisbon - Donegal | Fri, Jan 9 | Aer Lingus
        CFN 10:00
        8h 15m
        1 stop
        LIS 18:15
        Donegal - Lisbon | Sun, Jan 11 | Aer Lingus
        NZD 579
        48% OFF
        NZD 1,123 NZD 579
      • LIS 20:25
        17h 35m
        1 stop
        CFN 14:00
        Lisbon - Donegal | Thu, Jan 22 | TAP Air Portugal
        CFN 07:55
        12h 20m
        1 stop
        LIS 20:15
        Donegal - Lisbon | Mon, Jan 26 | Aer Lingus
        NZD 668
        41% OFF
        NZD 1,123 NZD 668
      • LIS 18:55
        25h 5m
        1 stop
        CFN 20:00
        Lisbon - Donegal | Sun, Feb 1 | Aer Lingus
        CFN 10:00
        8h 15m
        1 stop
        LIS 18:15
        Donegal - Lisbon | Sun, Feb 8 | Aer Lingus
        NZD 699
        38% OFF
        NZD 1,123 NZD 699
      • LIS 10:50
        9h 10m
        1 stop
        CFN 20:00
        Lisbon - Donegal | Fri, Dec 26 | Aer Lingus
        CFN 07:55
        26h 15m
        1 stop
        LIS 10:10
        Donegal - Lisbon | Mon, Dec 29 | Aer Lingus
        NZD 729
        35% OFF
        NZD 1,123 NZD 729
      • LIS 10:50
        9h 10m
        1 stop
        CFN 20:00
        Lisbon - Donegal | Mon, Dec 29 | Aer Lingus
        CFN 10:00
        8h 15m
        1 stop
        LIS 18:15
        Donegal - Lisbon | Sun, Jan 4 | Aer Lingus
        NZD 778
        31% OFF
        NZD 1,123 NZD 778
      • LIS 11:25
        8h 35m
        1 stop
        CFN 20:00
        Lisbon - Donegal | Fri, Dec 26 | Ryanair
        CFN 07:55
        11h 45m
        1 stop
        LIS 19:40
        Donegal - Lisbon | Tue, Dec 30 | Aer Lingus
        NZD 779
        31% OFF
        NZD 1,123 NZD 779
      • LIS 20:25
        23h 35m
        1 stop
        CFN 20:00
        Lisbon - Donegal | Fri, Dec 26 | TAP Air Portugal
        CFN 07:55
        11h 55m
        1 stop
        LIS 19:50
        Donegal - Lisbon | Fri, Jan 2 | Aer Lingus
        NZD 820
        27% OFF
        NZD 1,123 NZD 820
      • LIS 13:00
        17h 25m
        1 stop
        CFN Invalid Date
        Lisbon - Donegal | Sun, Dec 14 | Normal Airline
        CFN 15:00
        6h
        Direct
        LIS 16:00
        Donegal - Lisbon | Tue, Dec 16 | Normal Airline
        Find More Flights
        Find More Flights
      • LIS 13:20
        23h 15m
        1 stop
        CFN 12:35
        Lisbon - Donegal | Sat, Jan 17 | Ryanair
        NZD 136 NZD 623
        78% OFF
        78% OFF
        NZD 623 NZD 136
      • LIS 10:50
        9h 10m
        1 stop
        CFN 20:00
        Lisbon - Donegal | Sat, Jan 17 | Aer Lingus
        NZD 183 NZD 623
        71% OFF
        71% OFF
        NZD 623 NZD 183
      • LIS 20:55
        17h 5m
        1 stop
        CFN 14:00
        Lisbon - Donegal | Tue, Dec 23 | Ryanair
        NZD 238 NZD 623
        62% OFF
        62% OFF
        NZD 623 NZD 238
      • LIS 18:55
        19h 5m
        1 stop
        CFN 14:00
        Lisbon - Donegal | Sun, Jan 11 | Aer Lingus
        NZD 241
        61% OFF
        NZD 623 NZD 241
      • LIS 20:25
        16h 10m
        1 stop
        CFN 12:35
        Lisbon - Donegal | Sat, Jan 17 | TAP Air Portugal
        NZD 279
        55% OFF
        NZD 623 NZD 279
      • LIS 14:15
        23h 45m
        1 stop
        CFN 14:00
        Lisbon - Donegal | Tue, Dec 30 | Ryanair
        NZD 346
        45% OFF
        NZD 623 NZD 346
      • LIS 07:25
        12h 35m
        1 stop
        CFN 20:00
        Lisbon - Donegal | Sun, Dec 28 | TAP Air Portugal
        NZD 405
        35% OFF
        NZD 623 NZD 405
      • LIS 10:50
        27h 10m
        1 stop
        CFN 14:00
        Lisbon - Donegal | Tue, Dec 23 | Aer Lingus
        NZD 411
        34% OFF
        NZD 623 NZD 411
      • LIS 18:55
        25h 5m
        1 stop
        CFN 20:00
        Lisbon - Donegal | Sun, Dec 28 | Aer Lingus
        NZD 449
        28% OFF
        NZD 623 NZD 449
      • LIS 20:25
        17h 35m
        1 stop
        CFN 14:00
        Lisbon - Donegal | Sun, Jan 11 | TAP Air Portugal
        NZD 455
        27% OFF
        NZD 623 NZD 455
      • LIS 13:00
        17h 25m
        1 stop
        CFN Invalid Date
        Lisbon - Donegal | Sun, Dec 14 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Lisbon to Donegal are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight details for Lisbon to Donegal

The distance between Lisbon and Donegal is 1,810.11 km. Based on Trip.com's data, travel demand peaks in December. The off-season for travel is September.

Cheapest one-way flight priceNZD 136
Cheapest round-trip ticket priceNZD 512
Off-season for travelSeptember
Peak season for travelDecember
Flight distance1,810.11 km

Find the best time to fly from Lisbon to Donegal

The cheapest time for Lisbon to Donegal flights: Jan 11 to Jan 18 — one way flight prices from NZD 136.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Lisbon to Donegal, calculated over the upcoming 10 weeks.

Flight FAQs

  • What are the cheapest flights from Lisbon to Donegal (LIS-CFN)?

    Based on Trip.com data, Ryanair offers one-way fares as low as NZD 136 on Cheapest nonstop routes (e.g. LIS to CFN on Sat, Jan 17), while Ryanair offers Cheapest nonstop round-trips from NZD 512 departing on Mon, Dec 29 and returning on Fri, Jan 2.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Lisbon to Donegal is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Lisbon to Donegal, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Jan 17, with one-way flights priced at just NZD 136.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Ryanair.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Donegal travel is around December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Lisbon to Donegal is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Lisbon to Donegal on December 29, 2025 with Ryanair, with prices starting at NZD 511.
  • The time difference between Donegal and Lisbon is 0h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.