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Flights from Billund to Sofia

Find the cheapest flight options from Billund to Sofia over the next three months. Book one-way tickets from Rs 19,587 and round-trip tickets from Rs 45,324.

      • BLL 18:05
        24h 30m
        1 stop
        SOF 19:35
        Billund - Sofia | Sun, Mar 22 | Norwegian Air Sweden AOC
        SOF 20:20
        16h
        1 stop
        BLL 11:20
        Sofia - Billund | Wed, Mar 25 | easyJet
        Rs 45,324 Rs 84,730
        47% off
        47% off
        Rs 84,730 Rs 45,324
      • BLL 20:00
        16h 55m
        1 stop
        SOF 13:55
        Billund - Sofia | Thu, Apr 23 | LOT Polish Airlines
        SOF 18:45
        16h
        1 stop
        BLL 09:45
        Sofia - Billund | Mon, Apr 27 | LOT Polish Airlines
        Rs 62,887 Rs 84,730
        26% off
        26% off
        Rs 84,730 Rs 62,887
      • BLL 20:00
        21h
        1 stop
        SOF 18:00
        Billund - Sofia | Thu, Apr 16 | LOT Polish Airlines
        SOF 14:35
        20h 10m
        1 stop
        BLL 09:45
        Sofia - Billund | Sun, Apr 19 | LOT Polish Airlines
        Rs 63,940 Rs 84,730
        25% off
        25% off
        Rs 84,730 Rs 63,940
      • BLL 10:25
        6h 35m
        1 stop
        SOF 18:00
        Billund - Sofia | Wed, Apr 15 | LOT Polish Airlines
        SOF 14:35
        20h 10m
        1 stop
        BLL 09:45
        Sofia - Billund | Sun, Apr 19 | LOT Polish Airlines
        Rs 63,940
        25% off
        Rs 84,730 Rs 63,940
      • BLL 20:00
        16h 50m
        1 stop
        SOF 13:50
        Billund - Sofia | Thu, Apr 9 | LOT Polish Airlines
        SOF 14:35
        20h 10m
        1 stop
        BLL 09:45
        Sofia - Billund | Wed, Apr 15 | LOT Polish Airlines
        Rs 64,628
        24% off
        Rs 84,730 Rs 64,628
      • BLL 10:25
        14h 30m
        1 stop
        SOF 01:55
        Billund - Sofia | Fri, Apr 17 | LOT Polish Airlines
        SOF 18:45
        16h
        1 stop
        BLL 09:45
        Sofia - Billund | Sun, Apr 19 | LOT Polish Airlines
        Rs 64,628
        24% off
        Rs 84,730 Rs 64,628
      • BLL 20:00
        16h 50m
        1 stop
        SOF 13:50
        Billund - Sofia | Sun, Apr 5 | LOT Polish Airlines
        SOF 05:20
        5h 25m
        1 stop
        BLL 09:45
        Sofia - Billund | Sat, Apr 11 | LOT Polish Airlines
        Rs 65,194
        23% off
        Rs 84,730 Rs 65,194
      • BLL 20:00
        20h 50m
        1 stop
        SOF 17:50
        Billund - Sofia | Wed, Mar 18 | LOT Polish Airlines
        SOF 14:35
        20h 10m
        1 stop
        BLL 09:45
        Sofia - Billund | Sun, Mar 22 | LOT Polish Airlines
        Rs 65,396
        23% off
        Rs 84,730 Rs 65,396
      • BLL 10:25
        6h 35m
        1 stop
        SOF 18:00
        Billund - Sofia | Sat, Apr 18 | LOT Polish Airlines
        SOF 05:25
        5h 20m
        1 stop
        BLL 09:45
        Sofia - Billund | Sat, Apr 25 | LOT Polish Airlines
        Rs 66,732
        21% off
        Rs 84,730 Rs 66,732
      • BLL 10:25
        14h 30m
        1 stop
        SOF 01:55
        Billund - Sofia | Fri, Apr 24 | LOT Polish Airlines
        SOF 14:40
        20h 5m
        1 stop
        BLL 09:45
        Sofia - Billund | Mon, Apr 27 | LOT Polish Airlines
        Rs 67,784
        20% off
        Rs 84,730 Rs 67,784
      • BLL 13:00
        17h 25m
        1 stop
        SOF Invalid Date
        Billund - Sofia | Thu, Mar 12 | Normal Airline
        SOF 15:00
        6h
        Direct
        BLL 16:00
        Sofia - Billund | Sat, Mar 14 | Normal Airline
        Find more flights
        Find more flights
      • BLL 18:05
        26h 25m
        1 stop
        SOF 21:30
        Billund - Sofia | Tue, Mar 10 | Norwegian Air Sweden AOC
        Rs 19,587 Rs 39,355
        50% off
        50% off
        Rs 39,355 Rs 19,587
      • BLL 18:05
        16h 15m
        1 stop
        SOF 11:20
        Billund - Sofia | Wed, Mar 18 | Norwegian Air Sweden AOC
        Rs 20,639 Rs 39,355
        48% off
        48% off
        Rs 39,355 Rs 20,639
      • BLL 18:05
        17h 55m
        1 stop
        SOF 13:00
        Billund - Sofia | Sun, Mar 15 | Norwegian Air Sweden AOC
        Rs 21,367 Rs 39,355
        46% off
        46% off
        Rs 39,355 Rs 21,367
      • BLL 18:05
        18h 25m
        1 stop
        SOF 13:30
        Billund - Sofia | Sun, Mar 22 | Norwegian Air Sweden AOC
        Rs 21,853
        44% off
        Rs 39,355 Rs 21,853
      • BLL 15:10
        24h 20m
        1 stop
        SOF 16:30
        Billund - Sofia | Sat, Mar 28 | Wizz Air Malta
        Rs 22,622
        43% off
        Rs 39,355 Rs 22,622
      • BLL 19:10
        16h 15m
        1 stop
        SOF 12:25
        Billund - Sofia | Tue, Apr 14 | Norwegian Air Sweden AOC
        Rs 25,738
        35% off
        Rs 39,355 Rs 25,738
      • BLL 18:05
        18h 25m
        1 stop
        SOF 13:30
        Billund - Sofia | Tue, Mar 17 | Norwegian Air Sweden AOC
        Rs 26,588
        32% off
        Rs 39,355 Rs 26,588
      • BLL 18:05
        18h 15m
        1 stop
        SOF 13:20
        Billund - Sofia | Tue, Mar 24 | Norwegian Air Sweden AOC
        Rs 27,721
        30% off
        Rs 39,355 Rs 27,721
      • BLL 07:25
        16h 50m
        1 stop
        SOF 01:15
        Billund - Sofia | Wed, Apr 8 | Norwegian Air Sweden AOC
        Rs 29,259
        26% off
        Rs 39,355 Rs 29,259
      • BLL 19:10
        16h 15m
        1 stop
        SOF 12:25
        Billund - Sofia | Tue, May 5 | Norwegian Air Sweden AOC
        Rs 31,484
        20% off
        Rs 39,355 Rs 31,484
      • BLL 13:00
        17h 25m
        1 stop
        SOF Invalid Date
        Billund - Sofia | Thu, Mar 12 | Normal Airline
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        Find more flights

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

Flight details for Billund to Sofia

The distance between Billund and Sofia is 1,774.66 km. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight priceRs 19,587
Cheapest round-trip ticket priceRs 45,324
Off-season for travelNovember
Peak season for travelJuly
Flight distance1,774.66 km
Flight statistics for the Billund–Sofia route are based on aggregated booking data from Trip.com over the past 12 months.

Flight FAQs

  • What are the cheapest flights from Billund to Sofia (BLL-SOF)?

    Based on Trip.com data, Norwegian Air Sweden AOC offers one-way fares as low as Rs 19,587 on Cheapest nonstop routes (e.g. BLL to SOF on Tue, Mar 10), while Norwegian Air Sweden AOC offers Cheapest nonstop round-trips from Rs 45,324 departing on Sun, Mar 22 and returning on Wed, Mar 25.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Billund 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 Billund 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 Tue, Mar 10, with one-way flights priced at just Rs 19,587.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Norwegian Air Sweden AOC.
    · 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 Billund to Sofia is November, when demand for travel is lower.
  • After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Billund to Sofia on March 22, 2026 with Norwegian Air Sweden AOC, with prices starting at Rs 45,324.
  • The time difference between Sofia and Billund is 1h.
  • 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.