How to implement same-day delivery at low order volume? Operating model, costs and automation

Same-day delivery does not have to start with hundreds of parcels a day. Success depends far more on a well-designed process than on your initial order volume. And a small number of shipments need not mean a small organization: in enterprise companies the service often starts with one warehouse, one city, a new sales channel, or only the orders that meet defined criteria.

So how do you launch same-day delivery without letting costs run away, while still holding the service level you promise? A good starting point is a controlled pilot covering one delivery zone, part of your assortment and a precisely defined cut-off time. This guide shows you how to design the process, choose an operating model, and use a logistics platform to automate handling and assess whether the investment pays off.

What will you learn from this article? In brief

• Same-day delivery works even at low volume, provided you narrow the zone, the assortment and the cut-off time (the latest hour at which an order still qualifies for delivery that day).
• According to DHL’s 2026 report, 54% of European shoppers want logistics operators to expand same-day or faster delivery within the next five years. That does not mean you should offer it on every shipment.
• Order density and the location of the warehouse you ship from matter more than the raw number of parcels.
• The cut-off time must cover the whole fulfillment process: payment authorization, stock reservation, picking, packing, label generation and handover to the carrier.

Does low volume rule out same-day delivery? Not if you limit the scope of the service

Low volume does not rule out same-day delivery, but it does mean you cannot treat it as a service available without limits. Same-day delivery means an order is placed and delivered within the same calendar day — unlike delivery within 24 hours, which can only happen the next day.

Note that a company’s total volume is often very different from the volume that qualifies for same-day delivery: a large store may ship thousands of parcels a day yet start its pilot with a few dozen express orders. Distribution matters just as much — more stops per kilometer of route means a lower unit cost.

There is no universal number of orders that guarantees profitability. Viability depends on many factors: where recipients are located, the length of the delivery window, where stock sits, the cost of handling an order, and whether you can use a logistics operator’s shared infrastructure. Experts note that delivery density and volume are the strongest drivers of efficiency in urban consolidation models, but every company should run its own cost analysis.

How do you design same-day delivery with a small number of orders? Start with three constraints

With a small number of orders, success depends on limiting geographic coverage, the assortment and the hours in which you accept orders. That makes costs easier to control, helps you hold your SLA, and produces reliable data for evaluating the pilot.

1. Delivery area – launch the service where orders already cluster

Start with a single metropolitan area, a set of postcodes, or the area around your warehouse. An analysis of historical orders will show which zones produce the highest delivery density and which hours generate peak demand. Coverage should follow from where stock is held, from driving times and from the SLA you must meet — not from one universal radius. If an address fails the criteria, the system should automatically offer next-day delivery or delivery within 24 hours.

2. Product range – pick SKUs with local stock and short picking times

For the pilot, choose products available locally, easy to pick and free of extra handling. Spare parts, everyday essentials and gifts work well in practice, while personalized or oversized goods often stretch fulfillment times. Two things are critical: synchronized stock levels and the option to use a ship-from-store model (shipping straight from the store instead of the warehouse).

3. Cut-off time – align the deadline with your warehouse and carrier pickups

The cut-off time should follow from how the process actually runs, not from a marketing promise. Take the planned delivery hour and subtract the time needed for payment authorization, stock reservation, picking, packing, label generation and handover to the carrier. Many analyses use 13:00–14:00 as a reference point, but every company should calculate its own limit from the way its warehouse is organized and the hours its recipients prefer.

Operational readiness checklist:

• stock available and confirmed,
• predictable picking and packing times,
• correct address data,
• a supported postcode zone,
• alignment with the carrier’s pickup windows,
• capacity available in the given window,
• a defined SLA and a fallback option,
• status integration with your systems,
• automated customer communication,
• a procedure for shipments at risk of delay.

Criterion	Does the order qualify for same-day delivery?
The address is in a supported zone	Yes, if it falls within the area the service covers
The product is available locally	Yes, if stock can be reserved immediately
The order arrived before the cut-off time	Yes, if there is still time for picking and transport
The item requires personalization	Usually not, because it extends fulfillment
The daily capacity limit has been exceeded	No – the system should offer D+1 delivery or delivery within 24 hours
Oversized transport is required	Depends on the operator’s capabilities and the service model in place

Which operating model should you choose at low volume? An external operator usually keeps the cost of entry down

At low volume, the safest start is usually to use a logistics operator’s infrastructure rather than build your own fleet — it keeps fixed costs down, shortens implementation and lets you validate the pilot’s assumptions. An in-house fleet gives you more control over the process but means maintaining vehicles and drivers. Some organizations opt for a hybrid model in which an internal team covers selected zones or hours and an operator takes the rest.

• External operator – upside: low cost of entry; downside: you have to fit the operator’s coverage, cut-offs and SLA.
• In-house fleet – upside: greater control; downside: the fixed cost of vehicles, drivers and unused capacity.
• Hybrid model – you cover selected zones or peak hours yourself and leave the rest to an operator.

In more complex environments — several warehouses and carriers, API integration, automated order allocation — our Alsendo Innoship platform is an excellent fit.

How do you bring down the cost of same-day delivery? Manage price, basket and alternatives

You will cut the cost of same-day delivery above all by managing demand and the scope of the service, rather than focusing solely on the transport rate.

You can offer express delivery as a paid premium option, make it conditional on basket value or on selected customer groups, and cap the number of slots at peak times. Consolidating orders, offering delivery within 24 hours wherever express is not justified, and continuously analyzing the full cost to serve — warehouse, transport, complaints and failed deliveries — all remain good practice.

Remember that customers often value a predictable delivery more than a fast one. A company gains more from promising a credible delivery window than from advertising same-day delivery without the process to back it up.

Table 1. Ways to reduce the cost of same-day delivery

Mechanism	How does it work?	Benefit	Risk or limitation
Limited zone	Increases delivery density	Shorter routes	Smaller coverage
Premium surcharge	The customer covers part of the cost	Margin protection	Customer resistance to extra fees
Minimum basket value	Restricts the service to more profitable orders	Higher margin	Possible basket abandonment
Slot limits	Protect operational capacity	Better on-time performance	No service for some customers
Ship-from-store	Shortens the distance to the customer	Faster handling	Requires stock control
Within 24 hours	Extends the delivery time	Lower cost	A different promise

How does a logistics platform support a same-day delivery rollout?

A logistics platform does not replace the operator that physically moves the goods, but it does automate the rules, data and exceptions that decide whether same-day delivery succeeds. Research points to the core challenges: assigning time windows, choosing the delivery option, planning routes, and splitting work across zones and fleets — a data-driven decision process, not simply a matter of picking a faster courier.

Integrating your store with a logistics system moves data between the OMS (order management system), WMS (warehouse management system), ERP (enterprise resource planning system) and carriers without manual entry. Labels are generated automatically, statuses land in one place, and alerts flag shipments at risk of delay.

Alsendo Innoship acts as that integration layer — connecting carriers, e-commerce platforms and warehouse systems, and automating the data you need to run same-day delivery.

How do you test same-day delivery and judge whether it pays off? A pilot needs KPIs and scaling criteria

Test same-day delivery in a limited zone first, and base any decision to expand it on cost, on-time performance and customer behavior. Start the pilot by analyzing historical orders, choosing one location and one group of SKUs, configuring the cut-off time and integrating your systems. After internal testing, open the service to a selected group of recipients and review the results regularly. On that basis, decide whether to widen coverage, change the model, adjust the price, or stay with delivery within 24 hours.

Core KPIs (do not assume universal thresholds — they depend on your margin, the promise you made to the customer and the operator’s SLA):

• Eligible-order rate – the share of orders meeting the same-day criteria; taken from the purchase path; tells you whether to widen the zone.
• Adoption rate – the share of eligible customers choosing same-day; a low figure suggests a price change.
• Order-to-ship time – the time from accepting an order to handing it to transport; from the OMS/WMS; points to the warehouse bottleneck.
• SLA compliance – the share of orders meeting the agreed SLA; a low figure signals too wide a zone.
• Cost per successful delivery – the cost of a successful delivery including failed attempts; a high cost justifies changing the model.
• Contribution margin – the margin after the full cost of the service; a negative result justifies a surcharge.

An example: a company has four warehouses in Poland but starts its pilot in Warsaw alone. Same-day delivery covers roughly 150 SKUs and orders placed by 13:30. Orders from outside the zone or after the cut-off are automatically assigned D+1 delivery. After three months, a KPI review gives the basis for deciding whether to extend the service to a second metropolitan area.

Rolling out same-day delivery at low volume comes down to one principle: start narrow and scale only when the data confirms it works. Planning a same-day delivery pilot? Explore our solutions and pick the Alsendo model that matches the scale of your logistics.

FAQ – questions about implementing same-day delivery at low volume

Below we answer the questions we hear most often from companies weighing up same-day delivery.

Does same-day delivery have to be available nationwide?

No. In most cases it is better to start with one metropolitan area, selected postcodes or the area around your warehouse. That makes the SLA easier to hold, keeps costs down and lets you grow the service safely.

What minimum volume do you need for same-day delivery?

There is no universal number of orders that guarantees profitability. Delivery density, route length, the model you agree with your operator, basket value and the location of stock all matter far more.

How do you set the cut-off time for same-day delivery?

Start from the planned delivery hour, then subtract the time needed for payment authorization, picking, packing, preparing the shipment and transport. The deadline often lands around 13:00–14:00, but every organization should work it out individually.

Does same-day delivery require your own fleet?

No. At the start of a rollout, working with a logistics operator that already has the infrastructure usually proves better. An in-house fleet becomes justified only once order numbers let you use vehicles and drivers efficiently.

When is delivery within 24 hours a better choice than same-day delivery?

The within-24-hours model works when most orders arrive after the cut-off, or when same-day delivery would require expensive dedicated routes. Remember that same-day means delivery within the same calendar day, whereas within 24 hours may also mean the next day.

Are customers willing to pay extra for same-day delivery?

It depends on the product category and the buying situation. Same-day delivery is worth most when the customer is short of time, which is why many companies treat it as a paid premium service rather than a standard option.

Does same-day delivery pay off at 10–15 orders a day?

It can, provided the addresses cluster in one zone and the cost of a successful delivery fits inside your margin or the customer’s surcharge. On scattered routes, the same volume usually generates a far higher unit cost.

What happens if the city courier fails to deliver the parcel in time?

That should follow from the contract and your fallback procedure: the customer may get a new delivery date, a refund of the surcharge or an alternative delivery option. At Alsendo we support on-time monitoring, status analysis and communication with the recipient.

Does same-day delivery make sense outside large cities?

Yes, provided stock sits close to recipients and the addresses form a compact delivery zone. With long routes and scattered demand, next-day delivery or delivery within 24 hours is usually better.

Sources:

• DHL – E-Commerce Trends Report 2026
• OECD – Urban Logistics Hubs (2024)
• McKinsey – Watching the Clock: Factors to Consider for Same-Day Delivery
• arXiv – preprint 2405.05620 on same-day delivery operations

Rafał Urbanek