A vendor payment process is the sequence a business follows to pay the suppliers, contractors, and service providers it depends on to run. When the process fails, invoices pile up in someone’s inbox, vendors are paid late, and the finance team can spend hours each month chasing payments that were never entered into the books correctly. When the process works well, paying vendors becomes predictable and automatable.

In 2025, processing a single invoice cost US$9.84 and took 8.2 days on average. Below, we’ll walk through the vendor payment process, including the five stages every payment moves through, the methods for sending funds domestically and across borders, and how payments infrastructure fits into execution.

Key takeaways

• A vendor payment workflow moves through five stages: invoice receipt, approval routing, payment scheduling, execution, and reconciliation.

• The right payment method depends on how fast a vendor needs funds, what it costs to send, and whether the payment is domestic or international.

• Automation works best when it removes manual reentry between systems, rather than just adding new software on top of the existing process.

What is the vendor payment process?

A vendor payment process flow is the sequence a business follows to pay its suppliers, contractors, and service providers. It starts when an invoice lands in accounts payable and ends when the vendor has been paid and that payment is matched back to the books.

What are the steps in a vendor payment process?

A vendor payment process moves through five stages. Many delays occur because one of them was rushed or skipped.

Here are the steps that need to be followed:

• Invoice receipt and verification: The invoice arrives and someone or something checks it against the purchase order and delivery receipt before it moves forward. A mismatch here sends the invoice into an exception queue instead of the approval queue.

• Approval routing: The invoice goes to whoever holds spending authority for that vendor, department, or dollar threshold. Larger amounts typically need sign-off from more than one person, such as a manager and a controller.

• Payment scheduling: Once it’s approved, the invoice gets scheduled against the vendor’s payment terms (e.g., net 30, net 60) and against the business’s own cash flow calendar.

• Payment execution: The business sends the transfer through whatever method the vendor’s terms call for, whether that’s a direct debit, electronic transfer, cheque, or virtual card. The funds leave the account.

• Reconciliation: The payment is matched against the original invoice and purchase order in the accounting system. This closes the loop and updates the vendor’s balance.

What vendor payment methods should businesses use?

The method used to pay a vendor affects three things: how fast the money arrives, what it costs to send, and how much manual reconciliation work is left. The right choice usually depends on the payment size and how quickly the vendor needs the funds.

Here’s how the options compare:

• Direct debits: Direct debits, such as Automated Clearing House (ACH) transfers in the US, are typically the default for recurring domestic vendor payments. They generally settle within one to three working days and cost less than electronic transfers. They work well for vendors paid on a regular schedule, such as monthly service providers and recurring suppliers.

• Wire transfers: Electronic transfers settle on the day they’re sent in many cases and are generally the standard choice for large one-time payments or vendors that need funds immediately. They usually cost more to send than direct debits, which makes them a poor fit for routine, lower-dollar invoices.

• Virtual cards: A virtual card generates a single-use or vendor-specific number tied to a spending limit, which gives finance teams control down to the transaction level. Vendors get funds within a few days, and the business gets built-in spending controls without setting up a new direct debit relationship for every individual purchase.

• Checks: Cheques still appear in vendor payment workflows, mainly because some vendors haven’t set up electronic payment acceptance. They settle slower and are harder to reconcile than digital payments since there’s no transaction record until the cheque clears.

Paying a vendor in another country usually means managing local payment networks and longer settlement windows compared with a domestic transfer. Businesses that pay vendors across multiple countries often route these payments through infrastructure that reaches local payment networks directly rather than rely on an international electronic transfer for every payment.

How can businesses automate vendor payment workflows?

Automation removes the manual reentry and reconciliation work that can slow vendor payments. Here’s how it can improve each step of the process:

• Scheduled payment runs: Rather than pay vendors one by one as invoices are approved, the system batches every invoice due within a set window and executes them in one run. This minimises ad hoc payments and gives the finance team a predictable rhythm.

• Approval triggers: Rules-based routing sends an invoice to the right approver automatically based on vendor, department, or dollar amount, instead of requiring someone to manually forward it. Invoices under a set threshold might skip a review step, while larger ones require sign-off from a controller.

• System integrations: Connecting the payment workflow directly to an enterprise resource planning (ERP) or accounting platform means an approved invoice can trigger a payment without requiring anyone to reenter the amount, vendor details, or account coding a second time. This way, payment data comes straight from the source record instead of a retyped copy.

How do you solve common vendor payment challenges?

Vendor payment problems tend to repeat across businesses of every size. Many occur because there are too many manual handoffs between the invoice arriving and the payment being sent.

Here’s what frequently arises:

• Duplicate invoices: A vendor resubmits an invoice, or two people at the same business approve the same bill without realising it’s already been paid. Matching every invoice against a purchase order and vendor ID before it enters the approval queue catches many duplicates before they reach payment.

• Slow approval cycles: Invoices stall when they sit in one person’s inbox waiting for a signature. Setting a routing rule that escalates an invoice to a backup approver after a set number of days helps prevent bottlenecks.

• Payment errors: Wrong amounts, wrong accounts, and wrong vendors can often trace back to payment details that were manually retyped from an invoice into a separate payment system. Pulling payment data directly from the approved invoice record instead removes those errors at the source.

• Reconciliation gaps: A payment is made, but the accounting system isn’t updated to show the invoice as closed so the same bill shows up as unpaid weeks later. Systems that record payment status back to the original invoice automatically close this gap.

• Cross-border complications: Paying a vendor in another country can add settlement delays and formatting requirements. Routing these payments through infrastructure that reaches local payment networks directly can decrease these delays.

How does payments infrastructure support vendor payment workflows?

Vendor payment workflows still need something to execute the transfer once an invoice is approved and scheduled. That’s where Payments infrastructure comes in. A payment solution like Stripe Global Payouts lets businesses send funds to vendors worldwide from their bank accounts, with simple recipient onboarding and multicurrency support.

Platforms and marketplaces that manage payments to a network of contractors, creators, or platform sellers can use a product like Stripe Connect to handle payouts to multiple recipients through a single integration. Connect handles the vendor-facing side of the payout, which includes collecting the information needed to send funds domestically or across borders, while the business keeps its own approval and scheduling logic upstream.

How Stripe Connect can help

Stripe Connect orchestrates money movement across multiple parties for software platforms and marketplaces. It offers quick onboarding, embedded components, global payouts and more.

Connect can help you:

• Launch in weeks: Use Stripe-hosted or embedded functionality to go live faster and avoid the up-front costs and development time usually required for payment facilitation.

• Manage payments at scale: Use tooling and services from Stripe so you don't have to dedicate extra resources to margin reporting, tax forms, risk, global payment methods or onboarding compliance.

• Grow globally: Help your users reach more customers worldwide with local payment methods and the ability to easily calculate sales tax, value-added tax (VAT) and goods and services tax (GST).

• Build new lines of revenue: Optimise payment revenue by collecting fees on each transaction. Monetise Stripe's capabilities by enabling in-person payments, instant payouts, sales tax collection, financing, expense cards and more on your platform.

Learn more about Stripe Connect or get started today.