Bilbao 
Vitoria-Gasteiz
The Provincial Councils of Bizkaia and Álava have created the new A3700 bus service, with broader timetable coverage, new routes and all the amenities, with the aim of improving connections between Bilbao and Vitoria-Gasteiz.
A new line that will take you to Vitoria and Bilbao airports.
5 completely new and improved lines
A 3714
Bilbao > Vitoria-Gasteiz
autopieste
with stops in Deusto, Sarriko and Leioa.
A 3718
Left Bank > Vitoria-Gasteiz
A 3719
Right Bank > Vitoria-Gasteiz
5 completely new and improved lines
A 3714
Bilbao >
Vitoria-Gasteiz
auto-piste
A 3716
Vitoria-Gasteiz >
Leioa UPV
with stops in Deusto, Sarriko and Leioa
A 3718
Left Bank >
Vitoria-Gasteiz
A 3719
Right Bank >
Vitoria-Gasteiz
BIDAIDE BUS PASSES
Check out the discounts
Bidaide bus passes are the perfect option for users who travel daily between Bilbao and Vitoria-Gasteiz, offering significant savings on every journey. Choose the time and route that suits your needs and travel conveniently and cheaply.
You can reserve a seat and pay on the bus with BAT, Barik and Mugi (Children under 14 years old travel free with personalized BAT/Barik cards).
A3700 lets you pay easily and conveniently using Barik, Bat or Mugi cards. In addition, for greater flexibility, you can also choose to pay using discount bus passes.
A recognisable image
All of that projects an image linked with the local governments that is warm and has a high visual impact.
Access adapted for people with reduced mobility. There are ramps, reserved spaces, and safety measures that guarantee a safe and inclusive trip.
There are ergonomic seats, climate control and peace and quiet for a comfortable travel experience that puts passenger comfort first.
Built-in WiFi
There is WiFi service on board for all passengers for the entire trajectory and without any additional costs.
Interconnected
The new line of buses has connections with Renfe, Metro Bilbao, Bizkaibus, and Euskotren in Bilbao, as well as Alavabus and Euskotren in Vitoria.
24 hour sales service
Tickets are sold quickly and securely on our website and app 24 hours a day.
Download the app
Discover the easiest and most comfortable way to travel with A3700. Enjoy updated timetables, instant ticket purchasing and access to exclusive discounts.
FAQ
What is the new line and what changes with respect to the previous service?
The A3700 network is the new intercity transport service that connects Bilbao, Left Bank, Right Bank and Vitoria-Gasteiz in both directions, including the NEW SERVICES from LOIU and FORONDA AIRPORTS. New timetables, new payment methods with bat, barik, mugi and bank card. Possibility to book a seat online and pay on the bus. New discount vouchers. Renewed bus fleet and image. More information www.autobuseslaunion.com
What lines does the service include?
It is made up of 5 main lines:
A3714: Bilbao > Vitoria-Gasteiz (by motorway)
A3718: Left Bank > Vitoria-Gasteiz
A3719: Right Bank > Vitoria-Gasteiz
A3712: Bilbao > Vitoria-Gasteiz (via Arratia)
A3720: Vitoria-Gasteiz > Foronda Airport > Loiu Airport and Bilbao (from Bolueta, Santa Ana) to Foronda Airport.
Where can I buy a ticket?
Purchase channels and payment methods:
- www.autobuseslaunion.com or APP for the occasional ticket and ALU digital discount vouchers.
- Station ticket offices. Intermodal Bilbao and Vitoria-Gasteiz, only occasional ticket, cash and bank card payment. See timetables
- Bus, with Bat/Barik/Mugi General Monedero cards, bank card or cash. In these cases it is advisable to make a SEAT RESERVATION through www.autobuseslaunion.com/app.
- Self-service ticket machines at bus stations for occasional tickets, payment in cash and bank card.
How do I travel to Foronda and Loiu Airports?
See timetables, daily service from Monday to Sunday. Summer timetable from 1st July to 30th September and winter timetable from 1st September to 30th June.
Stops:
- Calle Cadena and Eleta (next to the New Cathedral, Vitoria-Gasteiz).
- Vitoria-Gasteiz Bus Station (Plaza Euskaltzaindia)
- Foronda Airport (only with previous reservation)
- Bolueta- Santa Ana (Bilbao) (only with previous reservation)- Stops at Santa Ana nº115 (Bizkaibus stop) next to the metro stop, in the Vitoria-Gasteiz direction at Santa Ana nº20.
- Bilbao Airport (Loiu)
Fares. Occasional ticket without discount, only FN discounts apply (20% or 50%). Children under 6 years old free, must carry ticket.
How do I reserve a seat and then pay for the ticket on the bus with BAT/BARIK cards, BANK CARD or cash (and MUGI soon)?
If you wish to pay on the bus with BAT, BARIK, bank card or cash, we recommend that you reserve your seat in advance. Through www.autobuseslaunion.com/APP, RESERVE button, you must register and from this process you can make reservations for the days, route and times you wish to travel. You must cancel your reservation if you do not travel. Failure to cancel if you do not travel is subject to penalty.
How can I cancel or modify a booking?
From your profile on the website or app: modifications and cancellations up to 2 hours before the trip. Only one change is allowed. Once a change has been made, the system does not allow you to cancel the booking.
What forms of payment are accepted on the bus?
- BAT, BARIK and MUGI
- Bank card
- Cash
- Ticket cancelled with Bidaide Virtual Voucher
- Ticket cancelled with a 60-trip Virtual Voucher
Transporting Bicycles and Special Baggage
- If you wish to transport bicycles, surfboards, skis or other bulky items, you must check them in when purchasing your ticket and pay the corresponding special fee.
- The transport of this type of baggage is subject to space availability in the vehicle’s luggage compartment. In any case:
- A maximum of three such items may be transported per vehicle, and no more than one item per passenger.
- Items must be properly packed to prevent damage to or soiling of other passengers’ luggage and to protect your own property.
Normal and Electric Bicycles
- Bicycles must be transported with the front wheel removed and the battery detached.
- When transporting an electric bicycle, the passenger must carry the battery on board.
- If there is no space available in the luggage compartment at the time of boarding, the company will transport the item on the next available service, without entitlement to compensation.
- You must arrive for boarding at least 10 minutes in advance.
Exceptions – Line A-3700 (Bilbao–Gallarta–Algorta–Leioa–Vitoria-Gasteiz and vice versa)
- Buses have two bicycle rack spaces in the luggage compartment.
- Only in these spaces may up to two bicycles (standard or electric) be placed without removing the wheels or packing them, depending on the size of the bicycle.
- Any additional bicycles, including folding bicycles, must be placed in the luggage compartment, properly packed by the passenger and under the same conditions as on the other lines.
- No additional fee will be charged for using the interior bicycle racks.
Prohibitions
As of 1 February 2024, travelling on buses with electric scooters is prohibited under Provincial Order 22/01/2024 of the Provincial Council of Bizkaia.
Initiative promoted by:
With the guarantee of:
Do you have more questions?