Barcelona (BCN)Dusseldorf (DUS)
- non-stop flights:
- 2–6 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $19number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
2–3 2 2–3 2–3 2–3 1–3 2–3 
2–3 1–3 1–3 1–2 2–3 1–2 2 Madrid (MAD)Dusseldorf (DUS)
- non-stop flights:
- 3–8 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $70number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
4–7 5–6 3–5 3–6 4–6 3–6 4–7 
1 1 1 1 1 0 1