DTMO · DoD OCONUS Per Diem

Istanbul, Turkey OCONUS Per Diem Rates (DTMO)

Effective date: November 1, 2024 Last updated: October 1, 2025
Lodging (per night)
$344
Local meals
$138
Incidentals
$35
Maximum per diem
$517
Lodging + meals + incidentals

Historical rate trend

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

Effective date Lodging M&IE Max per diem
Jul 1, 2026 $344 $173 $517
Oct 1, 2024 $344 $173 $517
Jan 1, 2024 $324 $150 $474
Nov 1, 2023 $344 $173 $517
Aug 1, 2022 $324 $150 $474
Jul 1, 2022 $226 $118 $344
Jun 1, 2022 $217 $54 $271
Apr 1, 2022 $222 $55 $277
Jan 1, 2022 $226 $58 $284
Oct 1, 2021 $324 $150 $474
Jan 1, 2021 $226 $84 $310
Dec 1, 2020 $230 $69 $299
Nov 1, 2020 $230 $71 $301
Sep 1, 2020 $226 $84 $310
Jan 1, 2020 $299 $131 $430
Oct 1, 2019 $226 $84 $310
Oct 1, 2011 $299 $131 $430
Page of · 17 rows

How this rate is used

This DTMO per diem rate is the Department of Defense ceiling for lodging, meals and incidental expenses for DoD travelers (military and civilian) on TDY in Istanbul, turkey. It governs OCONUS travel voucher reimbursement and is used by defense and overseas programs for cost estimating. The proportional meal rate ($78) applies when some meals are provided in kind.

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/dtmo/perdiem/oconus/TR-TR?city=Istanbul"
Sample response
{
  "effective_date": "2024-11-01",
  "results": [
    {
      "iso_code": "TR-TR",
      "local_incidental": 35,
      "local_meal_rate": 138,
      "location": "Istanbul",
      "lodging": 344,
      "maximum_perdiem": 517,
      "proportional_meal_rate": 78
    }
  ],
  "verification_url": "https://www.travel.dod.mil/Travel-Transportation-Rates/Per-Diem/"
}

Istanbul rate FAQ

What is the OCONUS per diem rate for Istanbul, Turkey?

The current maximum DTMO OCONUS per diem for Istanbul, Turkey is $517 per day — $344 for lodging, $138 for local meals and $35 for incidentals.

What is the proportional meal rate for Istanbul?

The proportional meal rate for Istanbul is $78 per day, used when some meals are furnished.

When did the Istanbul per diem rate last change?

The rate shown reflects the latest DTMO publication. The historical table above lists prior maximum per diem values back to Oct 1, 2011.

Source & methodology

Effective period
Effective Nov 1, 2024 (published Jul 2026)
Last updated
July 1, 2026

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.