Use the earliest requirement as the starting point
Collect every flight and the airport arrival time each airline recommends. A shared transfer normally needs to accommodate the earliest relevant requirement; averaging departure times is not a useful planning method. Some passengers may prefer separate vehicles to avoid an extended wait. Discuss the options with dispatch using the actual flight details.
Confirm the passengers on each leg
If part of the group leaves a day earlier, update both the headcount and the luggage list. Child seats and special equipment may change too. Check that each reservation names a lead traveller who will be present. One organiser can coordinate the bookings, but each travelling party still needs a reachable operational contact.
Make a flight matrix before grouping passengers
Create a small table with one row per traveller or family: departure date, flight, airport requirement, luggage and any child seating. Then group only the rows that can reasonably share the same road journey. People flying on different days plainly need separate arrangements, but departures on the same day may also produce very different waiting preferences. Discuss that trade-off within the group before requesting a final vehicle allocation. The organiser should not average times or choose a collection that suits only the person making the booking. Use the actual confirmed requirements as the basis for each proposed group.
Keep shared cost discussions separate from the service brief
Members of the group may decide to divide a vehicle price equally or use another private arrangement. Settle that among yourselves without letting it obscure the operational details sent to the provider. Each confirmed journey still needs a complete passenger count, luggage list and lead traveller. If someone withdraws from a shared ride, ask whether the booked arrangement changes rather than assuming a lower individual share or an automatic refund. Update any child seats and hotel stops affected by the change. Give every remaining passenger the correct confirmation for their own journey, particularly when the organiser is leaving on a different flight.
Questions about this journey
Which details should I include for this journey?
Include all return flights, passengers by journey, lead contact for each vehicle. Add your exact travel date, addresses and lead passenger contact so the team can review the request.
Does submitting the request confirm my transfer?
No. The request is reviewed for availability and suitability. Your written offer and confirmation set out the agreed vehicle, itinerary, total price and payment arrangement.