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Flights from Cardiff to Sofia

Find the cheapest flight options from Cardiff to Sofia over the next three months. Book one-way tickets from AU$158 and round-trip tickets from AU$619.

      • CWL 17:15
        18h 50m
        1 stop
        SOF 14:05
        Cardiff - Sofia | Fri, Jan 30 | KLM Royal Dutch Airlines
        SOF 07:00
        11h 55m
        1 stop
        CWL 16:55
        Sofia - Cardiff | Wed, Feb 4 | KLM Royal Dutch Airlines
        AU$619 AU$786
        21% OFF
        21% OFF
        AU$786 AU$619
      • CWL 17:25
        18h 40m
        1 stop
        SOF 14:05
        Cardiff - Sofia | Tue, Jan 20 | KLM Royal Dutch Airlines
        SOF 07:00
        11h 55m
        1 stop
        CWL 16:55
        Sofia - Cardiff | Tue, Jan 27 | KLM Royal Dutch Airlines
        AU$623 AU$786
        21% OFF
        21% OFF
        AU$786 AU$623
      • CWL 10:20
        25h 45m
        1 stop
        SOF 14:05
        Cardiff - Sofia | Sat, Feb 7 | KLM Royal Dutch Airlines
        SOF 07:00
        11h 55m
        1 stop
        CWL 16:55
        Sofia - Cardiff | Wed, Feb 11 | KLM Royal Dutch Airlines
        AU$645 AU$786
        18% OFF
        18% OFF
        AU$786 AU$645
      • CWL 17:15
        18h 50m
        1 stop
        SOF 14:05
        Cardiff - Sofia | Fri, Jan 9 | KLM Royal Dutch Airlines
        SOF 07:00
        11h 55m
        1 stop
        CWL 16:55
        Sofia - Cardiff | Tue, Jan 13 | KLM Royal Dutch Airlines
        AU$669
        15% OFF
        AU$786 AU$669
      • CWL 17:25
        18h 40m
        1 stop
        SOF 14:05
        Cardiff - Sofia | Wed, Jan 28 | KLM Royal Dutch Airlines
        SOF 07:00
        11h 55m
        1 stop
        CWL 16:55
        Sofia - Cardiff | Tue, Feb 3 | KLM Royal Dutch Airlines
        AU$673
        14% OFF
        AU$786 AU$673
      • CWL 17:25
        18h 40m
        1 stop
        SOF 14:05
        Cardiff - Sofia | Thu, Jan 29 | KLM Royal Dutch Airlines
        SOF 07:00
        11h 55m
        1 stop
        CWL 16:55
        Sofia - Cardiff | Tue, Feb 3 | KLM Royal Dutch Airlines
        AU$673
        14% OFF
        AU$786 AU$673
      • CWL 17:15
        18h 50m
        1 stop
        SOF 14:05
        Cardiff - Sofia | Mon, Jan 12 | KLM Royal Dutch Airlines
        SOF 07:00
        11h 45m
        1 stop
        CWL 16:45
        Sofia - Cardiff | Fri, Jan 16 | KLM Royal Dutch Airlines
        AU$673
        14% OFF
        AU$786 AU$673
      • CWL 10:20
        25h 45m
        1 stop
        SOF 14:05
        Cardiff - Sofia | Wed, Jan 7 | KLM Royal Dutch Airlines
        SOF 07:00
        11h 55m
        1 stop
        CWL 16:55
        Sofia - Cardiff | Wed, Jan 14 | KLM Royal Dutch Airlines
        AU$675
        14% OFF
        AU$786 AU$675
      • CWL 17:25
        18h 40m
        1 stop
        SOF 14:05
        Cardiff - Sofia | Wed, Jan 21 | KLM Royal Dutch Airlines
        SOF 07:00
        11h 55m
        1 stop
        CWL 16:55
        Sofia - Cardiff | Sat, Jan 24 | KLM Royal Dutch Airlines
        AU$683
        13% OFF
        AU$786 AU$683
      • CWL 17:25
        18h 40m
        1 stop
        SOF 14:05
        Cardiff - Sofia | Thu, Jan 15 | KLM Royal Dutch Airlines
        SOF 07:00
        11h 45m
        1 stop
        CWL 16:45
        Sofia - Cardiff | Mon, Jan 19 | KLM Royal Dutch Airlines
        AU$700
        11% OFF
        AU$786 AU$700
      • CWL 13:00
        17h 25m
        1 stop
        SOF Invalid Date
        Cardiff - Sofia | Fri, Dec 12 | Normal Airline
        SOF 15:00
        6h
        Direct
        CWL 16:00
        Sofia - Cardiff | Sun, Dec 14 | Normal Airline
        Find More Flights
        Find More Flights
      • CWL 17:10
        27h 45m
        1 stop
        SOF 22:55
        Cardiff - Sofia | Sat, Dec 13 | Vueling Airlines
        AU$158 AU$484
        67% OFF
        67% OFF
        AU$484 AU$158
      • CWL 07:00
        13h 55m
        1 stop
        SOF 22:55
        Cardiff - Sofia | Sun, Dec 14 | TUI Airways Limited
        AU$191 AU$484
        61% OFF
        61% OFF
        AU$484 AU$191
      • CWL 07:00
        13h 55m
        1 stop
        SOF 22:55
        Cardiff - Sofia | Sun, Jan 11 | TUI Airways Limited
        AU$211 AU$484
        56% OFF
        56% OFF
        AU$484 AU$211
      • CWL 20:55
        23h 25m
        1 stop
        SOF 22:20
        Cardiff - Sofia | Tue, Dec 16 | Vueling Airlines
        AU$223
        54% OFF
        AU$484 AU$223
      • CWL 07:00
        13h 55m
        1 stop
        SOF 22:55
        Cardiff - Sofia | Sun, Jan 25 | TUI Airways Limited
        AU$234
        52% OFF
        AU$484 AU$234
      • CWL 16:40
        16h 10m
        1 stop
        SOF 10:50
        Cardiff - Sofia | Mon, Dec 22 | Vueling Airlines
        AU$247
        49% OFF
        AU$484 AU$247
      • CWL 18:10
        26h 45m
        1 stop
        SOF 22:55
        Cardiff - Sofia | Sat, Dec 20 | Vueling Airlines
        AU$330
        32% OFF
        AU$484 AU$330
      • CWL 18:10
        26h 45m
        1 stop
        SOF 22:55
        Cardiff - Sofia | Sat, Dec 13 | British Airways
        AU$402
        17% OFF
        AU$484 AU$402
      • CWL 07:00
        13h 55m
        1 stop
        SOF 22:55
        Cardiff - Sofia | Sun, Dec 21 | TUI Airways Limited
        AU$416
        14% OFF
        AU$484 AU$416
      • CWL 10:20
        25h 45m
        1 stop
        SOF 14:05
        Cardiff - Sofia | Wed, Jan 28 | KLM Royal Dutch Airlines
        AU$430
        11% OFF
        AU$484 AU$430
      • CWL 13:00
        17h 25m
        1 stop
        SOF Invalid Date
        Cardiff - Sofia | Fri, Dec 12 | Normal Airline
        Find More Flights
        Find More Flights

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

Flight details for Cardiff to Sofia

The distance between Cardiff and Sofia is 2,229.05km. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is September.

Cheapest one-way flight priceAU$158
Cheapest return ticket priceAU$619
Off-season travel monthSeptember
Peak season for travelJuly
Flight distance2,229.05km

Find the best time to fly from Cardiff to Sofia

The cheapest time for Cardiff to Sofia flights: Dec 7 to Dec 14 — one way flight prices from AU$157.

Cheapest flights
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  • 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 Cardiff to Sofia, calculated over the upcoming 10 weeks.

Flight FAQs

  • Which airlines offer the cheapest flights from Cardiff (CWL) to Sofia (SOF)?

    Based on Trip.com data, Vueling Airlines offers one-way fares as low as AU$158 on Cheapest nonstop routes (e.g. CWL to SOF on Sat, Dec 13), while KLM Royal Dutch Airlines offers Cheapest nonstop round-trips from AU$619 departing on Fri, Jan 30 and returning on Wed, Feb 4.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Cardiff to Sofia 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 Cardiff to Sofia, 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, Dec 13, with one-way flights priced at just AU$158.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Vueling Airlines.
    · 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 Sofia travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Cardiff to Sofia is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Cardiff to Sofia on December 18, 2025 with KLM Royal Dutch Airlines, with prices starting at AU$835.
  • The time difference between Sofia and Cardiff is 2h.
  • Tickets can only be changed or cancelled 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.

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