The average bus between Heathrow and Seaford takes 3h 6m and the fastest bus takes 2h 47m. There is a bus service every few hours from Heathrow to Seaford. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run hourly between Heathrow and Seaford. The earliest departure is at 12:40 AM at night, and the last departure from Heathrow is at 10:40 PM which arrives into Seaford at 1:27 AM. All services require a transfer at Old Steine and take an average of 3h 6m. The schedules shown below are for the next available departures.

2h 47m • 1 change

2h 57m • 1 change

2h 59m • 1 change

3h 13m • 1 change

2h 47m • 1 change

2h 59m • 1 change

3h 7m • 1 change

3h 2m • 1 change

2h 47m • 1 change

3h • 1 change

3h 32m • 1 change

3h 33m • 1 change
Want to know about travelling from Heathrow to Seaford? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Heathrow to Seaford. However, there are services departing from Heathrow station and arriving at Seaford station via Old Steine. The journey, including transfers, takes approximately 3h 6m.
Heathrow to Seaford bus services, operated by National Express, depart from Heathrow Central Bus Station.
Heathrow to Seaford bus services, operated by National Express, arrive at Library station.
The distance between Heathrow and Seaford is 86.6 km. The road distance is 130 km.
You can take a bus from Heathrow Central Bus Station to Library via Old Steine and North Street in around 3h.