Eurolines
The cheapest way to get from Brussels to Frankfurt is by taking a coach or bus between the EU capital and the major German city.
Eurolines are the main company that run buses on this route. They are owned by National Express, a UK-based company that operate coaches throughout Europe. Eurolines coaches are clean and offer reclining seats, on-board WiFi, and air conditioning, as well as a 2-bag luggage allowance per passenger.
Buses between these cities leave Brussels Noord station for Frankfurt’s main bus station between one and three times a day. There is usually one service in the morning and one in the afternoon or evening, giving passengers the flexibility to depart when they want to. Timetables change seasonally, so make sure to check for updated schedules before you make a booking.
The journey time to Frankfurt can take 6 to 6.25 hours, depending on motorway traffic and bus departure times. Coaches can run late, so make sure to leave ample time for connections if you have onward travel booked when you arrive in Germany.
Coach tickets on Eurolines buses from Brussels to Frankfurt can cost as little as 9 euros for singles if you make your booking online ahead of your travel date and depart at off-peak times. If you travel during busy times or days, ticket prices can be as high as 43 euros for singles.