East St. Louis / O'Fallon / Fairview Heights Per Diem Rate (FY2026)
St. Clair · Illinois · Official U.S. GSA federal per diem
For fiscal year 2026, the GSA per diem rate for East St. Louis / O'Fallon / Fairview Heights is $86/day for meals & incidental expenses (M&IE) and $150/night for lodging, compared with the standard $178/day CONUS rate ($110 lodging + $68 M&IE).
A 4-night business trip to East St. Louis / O'Fallon / Fairview Heights in January totals $987: $600 lodging (4 nights) + $387 M&IE (5 days, first & last day at 75%).
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East St. Louis / O'Fallon / Fairview Heights lodging rate by month (FY2026)
Nightly lodging caps for East St. Louis / O'Fallon / Fairview Heights. M&IE is flat at $86/day and does not change by month.
| Month | Lodging / night | Season |
|---|---|---|
| Jan | $150 | · |
| Feb | $150 | · |
| Mar | $150 | · |
| Apr | $150 | · |
| May | $150 | · |
| Jun | $150 | · |
| Jul | $150 | · |
| Aug | $150 | · |
| Sep | $150 | · |
| Oct | $150 | · |
| Nov | $150 | · |
| Dec | $150 | · |
How does East St. Louis / O'Fallon / Fairview Heights compare with other Illinois per diem areas?
East St. Louis / O'Fallon / Fairview Heights ranks #2 of 4 Illinois non-standard per diem areas by peak lodging cap, at $150/night — $3 below the state's $153/night NSA average.
The $150/night lodging cap holds flat through all 12 months of FY2026, so there is no cheaper season to target in East St. Louis / O'Fallon / Fairview Heights — trip cost depends only on length of stay and the $86/day M&IE tier.
Flexible on location? The next cheaper Illinois area is Oak Brook Terrace at $115/night peak, and the next step up is Chicago at $234/night.
Book within the East St. Louis / O'Fallon / Fairview Heights lodging cap
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East St. Louis / O'Fallon / Fairview Heights per diem FAQ
- What is the per diem rate for East St. Louis / O'Fallon / Fairview Heights?
- For FY2026, the GSA per diem rate for East St. Louis / O'Fallon / Fairview Heights, Illinois is $86 per day for meals and incidental expenses (M&IE) and $150/night for lodging. The standard CONUS rate, for comparison, is $178 per day ($110 lodging + $68 M&IE).
- What is the meal reimbursement (M&IE) rate in East St. Louis / O'Fallon / Fairview Heights?
- $86 per day for FY2026: $22 breakfast, $23 lunch, $36 dinner and $5 incidentals. The first and last day of travel reimburse at 75%, or $64.50.
- What is the tax-free travel nurse stipend cap in East St. Louis / O'Fallon / Fairview Heights?
- Tax-free housing and meal stipends for travel nurses are capped at the GSA per diem for the assignment location. In East St. Louis / O'Fallon / Fairview Heights the full daily cap is up to $236 (peak-month lodging + $86 M&IE). The portion above the GSA rate is taxable wages, and the stipend is only tax-free at all if you maintain a qualifying tax home.