3138 Simmons airlines

Scheduled air passenger transport.

Introduction

  • What it is: This MCC represents businesses engaged in airline operations, specifically charter airlines and air transport services.
  • Risk level: Medium — This sector faces moderate risks due to various factors, including seasonal fluctuations and operational costs.
  • Acceptance difficulty: Medium — While airlines can offer substantial transaction volumes, they may also experience chargebacks that impact approval rates.
  • Typical business models: Charter airlines; regional air transport services; air tour companies; freight air carriers.
  • For merchants: Expect moderate MDRs; potential holdback reserves for chargebacks; thorough verification during the onboarding process.
  • What PSPs expect: Must have valid operating licenses; clear air transport service descriptions; and documented customer service policies.

Payment Insights & Benchmarks

Merchants in this MCC should prepare for unique payment challenges as the travel sector often experiences varied customer behavior and risk profiles. Acceptance rates and costs may diverge significantly from standard e-commerce.

Payment methods

Cards: a primary method, but may face higher decline rates due to fraud policies related to travel.

  • E-wallets: increasingly preferred for ease of transactions and reduced friction in payments.
  • A2A payments: gaining traction for direct bank transfers, minimizing fees, but can be slower in some cases.
  • In-app payments: vital for mobile booking but require optimized user experience to minimize drop-offs.
  • Vouchers and gift cards: valuable for managing customer loyalty and reducing chargeback risks.

Authentication & security

Strong customer authentication (SCA) processes, such as 3DS, are often mandatory, impacting the checkout experience.

  • These measures help mitigate fraud but can lead to cart abandonment if not implemented seamlessly.
  • Continuous fraud monitoring is critical, focusing on transaction anomalies typical in travel bookings.

Benchmarks (indicative, not guaranteed)

MDR: generally higher compared to standard e-commerce, reflecting industry risk.

  • Rolling reserves: usually in the range of 5-15%, helping to manage potential chargebacks.
  • Settlement delays: commonly extended (7-14 days), impacting cash flow.
  • Chargeback ratios: potentially elevated, as travel-related disputes are frequent.
  • Approval rates: lower than average; reliance on cards often means challenges with certain issuers.

Key metrics to monitor

Transaction approval rates segmented by payment method and type of travel service.

  • Trends in chargebacks and disputes, particularly distinguishing between fraud and service issues.
  • Customer feedback and satisfaction scores related to the payment experience.
  • Revenue per transaction and average customer lifetime value, crucial for long-term success.

Risk & Compliance

Merchants within the Simmons Airlines MCC face significant scrutiny due to the nature of their industry, which is susceptible to considerable financial and reputational risks. PSPs and acquirers typically enforce stringent compliance measures, compelling merchants to proactively tackle issues surrounding fraud, chargebacks, and adherence to AML/KYC regulations.

Chargebacks & fraud

Frequent instances of friendly fraud, where customers dispute legitimate charges, and claims of ticket non-receipt are common.

  • Use of stolen cards and booking manipulations (e.g., booking flights with the intent to cancel for refunds) are prevalent.
  • Mitigation tools include device fingerprinting, velocity checks on booking patterns, and analyzing customer behavior to detect anomalies.

AML/KYC expectations

Robust customer identity verification is expected, including thorough sanctions and PEP (Politically Exposed Persons) checks.

  • Source-of-funds verification is critical, especially for high-value ticket purchases or unusual booking behaviors.
  • Triggers for manual reviews can involve high-frequency bookings, large transactions from new accounts, or unusual location patterns (e.g., purchases made from geographically disparate locations).

Operational red flags

Lack of transparency regarding ownership and operational control can raise significant concerns among PSPs/acquirers.

  • Abnormal customer traffic patterns, particularly from regions with known fraud activity or restricted access.
  • Absence of a clear policy on refunds and cancellations, which can lead to increased chargeback rates.
  • Limited provisions for consumer protection, such as travel insurance offerings or clear communication of terms and conditions.

Onboarding Checklist

Merchants under the MCC 3138 (Simmons Airlines) should prepare a complete onboarding package before approaching PSPs or acquirers. A well-structured submission improves approval chances and shortens review times.

Legal & corporate documents

company registration and incorporation documents

  • disclosure of beneficial owners (UBO) and corporate structure
  • valid licenses for the relevant business activities
  • policies: Terms of Service, Privacy, AML/KYC, Refund Policy

Financials & risk management

recent financial statements and cashflow forecasts

  • liquidity or reserve model for payouts
  • description of antifraud setup and monitoring tools

Product & marketing

demo access or screenshots of the live platform

  • marketing plan and traffic source overview (affiliates, SEO, PPC)
  • geographic targeting information
  • KYC flow details, including IDV providers and thresholds

Technical integration & security

payment architecture overview with supported methods/providers

  • description of SCA/3DS flows, retry logic, and tokenization
  • PCI DSS compliance status and data storage policy

Operations

customer support coverage (languages, 24/7 if available)

  • SLA for dispute handling and chargeback response
  • deposit limits and refund processes
  • internal processes for managing customer disputes and inquiries

Regulation & Licensing

Licensing and certification are critical for merchants in this MCC, as PSPs and acquirers will require proof of compliance before onboarding. Recognition of licenses depends heavily on the merchant’s jurisdiction and the markets they target.

Operator licenses

Federal Aviation Administration (FAA) — the primary regulatory body for airlines in the United States; its standards are recognized widely across the domestic market.

  • European Union Aviation Safety Agency (EASA) — required for airlines operating within EU member states and recognized in various international markets.
  • Transportation Security Administration (TSA) certification — necessary for compliance with security protocols in the US airline industry.
  • Various local transportation authorities' permits may be needed to operate in specific jurisdictions or regions.

Geo-restrictions

Operating in certain countries may require specific bilateral agreements or licenses, affecting route availability.

  • Airlines may be restricted from operating in certain regions due to international sanctions or safety regulations.
  • Compliance with local air traffic regulations is often jurisdiction-specific, affecting flight operations and scheduling.

Certifications & audits

IATA operational safety audits to ensure compliance with global aviation standards.

  • Safety management system (SMS) certification is crucial for operational integrity and risk management.
  • Certification for baggage handling and passenger service audits to meet international standards.
  • Regular security audits, including compliance with TSA and EASA regulations for operational security.

Official Definitions & Network Comparisons

This section shows how major card networks define this MCC and highlights practical differences that affect merchant onboarding.

Network Definition Key notes
Visa Airlines - passenger services Must comply with airline regulations; geo limits
Mastercard Airlines providing passenger transportation Requires valid operational certificate; strict refund policies
American Exp. Airlines offering passenger travel services Often subject to higher chargeback scrutiny; risk management
Discover Passenger air transportation services Needs proof of airline status; clear fare disclosures required

Explanation:

While the definitions are quite similar, variations in terms like "services" or "transportation" might affect classification during onboarding. Some networks may require specific documentation confirming operational status, and policies regarding refunds or chargebacks can differ significantly. Common denial reasons include failure to show legitimate airline status, discrepancies in fare disclosure, or compliance issues with airline regulations.

Alternative MCC Codes

Merchants often confuse this MCC with other categories. The table below shows which codes are related, why they are confused, and what risks misclassification brings.

MCC How it is used Why confused When acceptable What is risky
3111 Airlines “We provide air travel” Traditional air carriers Misclassifying as regional airline if operating differently
3000 Air transport services “We offer flights” Businesses providing air transport Charter services or non-airline services classified as airlines
4789 Transportation services “We transport goods” Logistics companies using air transport Misclassifying freight services as passenger airlines
4111 Local and suburban commuter transportation “We transport customers” Local transit services Confusing it with intercity travel services

Rule of thumb for merchants:

Ensure your business accurately represents the type of air service offered. Using the wrong MCC can lead to compliance issues or financial penalties. Always classify under the code that best fits your specific operational model.

Best Practices for Merchants

Merchants under this MCC must navigate the complexities of consumer travel and logistics while ensuring reliability and service transparency. Implementing the best practices below can enhance customer satisfaction, reduce transactional risks, and foster lasting partnerships with payment service providers (PSPs).

Classification & transparency

always use the correct MCC, as misclassification can result in increased scrutiny or account closure

  • ensure clear display of service terms, refund policies, and any geographic restrictions on your website
  • maintain transparent booking processes and provide detailed descriptors for transactions

Fraud & chargeback reduction

implement 3DS or step-up authentication for high-risk transactions related to ticket purchases

  • use clear billing descriptors that include flight details and customer service contact information
  • log all transaction events and customer interactions to strengthen your position during disputes

Payment acceptance optimization

support multiple payment methods (credit/debit cards, travel wallets, payment plans) to accommodate diverse customer preferences

  • route transactions based on customer location or payment method to optimize acceptance rates
  • regularly A/B test different PSPs and payment setups to identify the most efficient solutions

Operational discipline

monitor KPIs such as booking conversion rates, chargeback ratios, customer feedback, and authorization success rates

  • conduct periodic compliance audits and update internal policies as necessary to align with industry standards
  • establish a dedicated team or individual to manage customer disputes and inquiries promptly

Payouts & liquidity

maintain liquidity buffers to manage rolling reserves and potential delays in payment settlements

  • implement automated AML checks to ensure compliance during transaction settlements and withdrawals
  • regularly review payout processes for efficiency, addressing any issues that could affect cash flow

Business Scope & Examples

This MCC covers businesses primarily involved in passenger air transportation services. Merchants classified under this category usually provide services focused on moving individuals from one destination to another through scheduled or chartered flights. The scope includes airlines that operate on a national or international level.

Models

scheduled commercial airlines

  • charter airlines
  • regional airlines
  • cargo airlines providing passenger services
  • private jet services for individuals or corporations

Borderline cases

Air taxi services — may operate in a similar vein but typically focus on shorter, on-demand flights and may require differing classification.

  • Helicopter services — often operate in special domains like tourism or medical evacuation, which may lead to confusion with traditional airline services.

Signals for correct classification

business primarily generates revenue from ticket sales for air travel

  • services include scheduled flights to designated airports
  • operations involve the transportation of passengers over predefined routes
Dec 19, 2025
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