2026 Per Diem Calculator for Missouri

Planning a business trip to Missouri

Per diem rates in Missouri can differ by destination and, in some markets, by month. Before booking, compare the city rate in this calculator with your company’s corporate travel policy—including any hotel cap, booking-channel rule, or approval requirement.

Where business travelers stay in Missouri

For a trip involving St. Louis, Kansas City, and Springfield, travelers building an itinerary around a venue or arrival point can compare hotels near America's Center and hotels near St. Louis airport with the per-diem rate for that market. Location, transfer time, and an early departure can matter as much as the nightly price.

Conferences, meetings, and company offsites

When an agenda combines client meetings, a conference, or an offsite in Missouri, choose the rate for the actual overnight location rather than a nearby market. Confirm the venue, airport, and hotel plan before the trip so attendees are working from the same assumptions.

Using per diem and documenting expenses

Per diem is an allowance framework, not a substitute for an employer’s rules. Treat each qualifying business expense according to your policy, retain supporting documentation when required, and submit an expense report with the business purpose and trip details your organization requests.

Top Industries:

• Manufacturing: Includes aerospace, automotive parts, and consumer goods.
• Healthcare: Major medical centers and research institutions, including Washington University School of Medicine.
• Agriculture: Significant producer of soybeans, corn, and livestock.
• Finance: Presence of major banks and financial services firms, particularly in St. Louis.
• Technology: Growing tech sector with a focus on software and IT services.
• Education: Home to major universities like the University of Missouri.
• Retail: Includes both national and local retailers, with St. Louis and Kansas City being major hubs.
• Tourism: Attractions include the Gateway Arch and various cultural sites.
• Energy: Includes traditional energy sources and growing investments in renewable energy.
• Food Processing: Includes processing of agricultural products and beverages.

Some of the Biggest Companies:

• Anheuser-Busch (St. Louis): Major producer of beer and beverages, known for brands like Budweiser.
• Express Scripts (St. Louis): Provides pharmacy benefit management services.
• Cerner Corporation (Kansas City): Provider of health information technology solutions.
• Commerce Bank (Kansas City): Provides banking and financial services.
• BJC HealthCare (St. Louis): Operates hospitals and medical centers.
• H&R Block (Kansas City): Provides tax preparation and financial services.

O’Reilly Auto Parts (Springfield): Retailer of automotive parts and accessories.