DTMO · DoD OCONUS Per Diem

Cascais, Portugal OCONUS Per Diem Rates (DTMO)

Effective date: August 1, 2025 Last updated: October 1, 2025
Lodging (per night)
$110
Local meals
$79
Incidentals
$19
Maximum per diem
$208
Lodging + meals + incidentals

Historical rate trend

Cascais 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 $110 $98 $208
Aug 1, 2025 $110 $98 $208
Jun 1, 2025 $106 $94 $200
Apr 1, 2025 $101 $90 $191
Jan 1, 2025 $98 $88 $186
Oct 1, 2024 $110 $98 $208
Feb 1, 2024 $102 $92 $194
Jan 1, 2024 $99 $88 $187
May 1, 2023 $102 $92 $194
Nov 1, 2022 $99 $88 $187
Oct 1, 2022 $102 $92 $194
Sep 1, 2022 $95 $84 $179
Jun 1, 2022 $99 $88 $187
Apr 1, 2022 $102 $92 $194
Jan 1, 2022 $106 $94 $200
Dec 1, 2021 $94 $84 $178
Nov 1, 2021 $91 $82 $173
Oct 1, 2021 $95 $84 $179
Sep 1, 2021 $110 $98 $208
Jan 1, 2021 $114 $102 $216
Sep 1, 2020 $110 $98 $208
Jul 1, 2020 $106 $94 $200
Jan 1, 2020 $102 $92 $194
Oct 1, 2019 $110 $98 $208
Jan 1, 2019 $106 $94 $200
Oct 1, 2018 $102 $92 $194
Jun 1, 2018 $111 $99 $210
Mar 1, 2018 $115 $103 $218
Jan 1, 2018 $111 $99 $210
Dec 1, 2017 $106 $94 $200
Oct 1, 2017 $111 $99 $210
Aug 1, 2017 $107 $95 $202
Jun 1, 2017 $104 $93 $197
Jan 1, 2017 $99 $88 $187
Oct 1, 2016 $111 $99 $210
May 1, 2016 $106 $94 $200
Nov 1, 2015 $102 $92 $194
Oct 1, 2015 $106 $94 $200
Apr 1, 2015 $102 $92 $194
Mar 1, 2015 $106 $94 $200
Feb 1, 2015 $110 $98 $208
Jan 1, 2015 $117 $104 $221
Oct 1, 2014 $102 $92 $194
Aug 1, 2013 $123 $110 $233
Jul 1, 2013 $118 $105 $223
Feb 1, 2013 $125 $111 $236
Jan 1, 2013 $120 $107 $227
Oct 1, 2012 $123 $110 $233
Aug 1, 2012 $115 $103 $218
Feb 1, 2012 $120 $107 $227
Jan 1, 2012 $128 $115 $243
Oct 1, 2011 $120 $107 $227
Page of · 52 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 Cascais, portugal. It governs OCONUS travel voucher reimbursement and is used by defense and overseas programs for cost estimating. The proportional meal rate ($49) 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/PT-PT?city=Cascais"
Sample response
{
  "effective_date": "2025-08-01",
  "results": [
    {
      "iso_code": "PT-PT",
      "local_incidental": 19,
      "local_meal_rate": 79,
      "location": "Cascais",
      "lodging": 110,
      "maximum_perdiem": 208,
      "proportional_meal_rate": 49
    }
  ],
  "verification_url": "https://www.travel.dod.mil/Travel-Transportation-Rates/Per-Diem/"
}

Cascais rate FAQ

What is the OCONUS per diem rate for Cascais, Portugal?

The current maximum DTMO OCONUS per diem for Cascais, Portugal is $208 per day — $110 for lodging, $79 for local meals and $19 for incidentals.

What is the proportional meal rate for Cascais?

The proportional meal rate for Cascais is $49 per day, used when some meals are furnished.

When did the Cascais 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 Aug 1, 2025 (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.