London Luton (LTN)Sofia (SOF)
- non-stop flights:
- 1–3 per day
- flight duration:
- at least
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
- Sun
from £89number of non-stop flights per airline and day of the week Mon Tue Wed Thu Fri Sat Sun 2 1 2 2 2 1 2–3 London Luton (LTN)Varna (VAR)
- non-stop flights:
- up to 1 per day
- flight duration:
- at least
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
- Sun
from £141number of non-stop flights per airline and day of the week Mon Tue Wed Thu Fri Sat Sun 1 0 1 1 1 0 1 0 1 0 0 0 1 0