GSA · CONUS Per Diem

Key West, Florida GSA Per Diem Rates (FY2026)

Effective date: July 1, 2026 Last updated: October 1, 2025
Lodging (per night)
$258
M&IE (per day)
$86
Maximum per diem
$344
Lodging + M&IE

Seasonal breakdown

GSA sets seasonal lodging rates for Key West: the nightly lodging ceiling changes during the year (it is highest in peak travel months), while the M&IE rate stays constant.

Season Lodging M&IE Max per diem
Feb 1 – Apr 30 $436 $86 $522
May 1 – Sep 30 $258 $86 $344
Oct 1 – Nov 30 $269 $86 $355
Dec 1 – Jan 31 $366 $86 $452

Historical rate trend

Key West rate history — Max per diem ($/day). Query any past effective date directly via the API.

Period Lodging M&IE Max per diem
FY2026 $436 $86 $522
FY2025 $436 $86 $522
FY2024 $429 $69 $498
FY2023 $429 $69 $498
FY2022 $304 $69 $373
FY2021 $304 $66 $370
FY2020 $300 $66 $366
FY2019 $282 $66 $348
FY2018 $294 $69 $363
FY2016 $307 $69 $376
FY2015 $279 $71 $350
FY2014 $246 $71 $317

How this rate is used

This GSA per diem rate sets the maximum reimbursable lodging and meals & incidental expenses (M&IE) for federal employees and government contractors on temporary duty (TDY) travel to Key West, Florida. Travel and expense systems use it as the ceiling for voucher reimbursement; contractors use it for DCAA-compliant travel cost modeling on proposals and invoices.

Get this data from the API

The exact request that returns this page's data. Change the date parameter to query any historical effective date, or pull it straight into your ERP, payroll, or expense system.

curl -H "X-API-Key: YOUR_KEY" \
  "https://api.allowancesapi.com/v1/gsa/perdiem/state/US-FL?city=Key%20West"
Sample response
{
  "effective_date": "2026-07-01",
  "results": [
    {
      "destination": "Key West",
      "lodging": 258,
      "meals_incidental": 86,
      "season_begin": "05/01",
      "season_end": "09/30",
      "state": "US-FL"
    }
  ],
  "verification_url": "https://www.gsa.gov/travel/plan-book/per-diem-rates"
}

Source & methodology

Effective period
Fiscal Year 2026 (Oct 1, 2025 – Sep 30, 2026)
Last updated
October 1, 2025

Allowances API is not affiliated with, endorsed by, or sponsored by any U.S. Government agency. All rate data is sourced from official public rate tables and re-published in a normalized format.