DTMO · DoD OCONUS Per Diem

Hanoi, Vietnam OCONUS Per Diem Rates (DTMO)

Effective date: May 1, 2025 Last updated: October 1, 2025
Lodging (per night)
$236
Local meals
$101
Incidentals
$25
Maximum per diem
$362
Lodging + meals + incidentals

Historical rate trend

Hanoi 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 $236 $126 $362
May 1, 2025 $236 $126 $362
Jan 1, 2025 $236 $129 $365
Oct 1, 2024 $236 $126 $362
Jun 1, 2024 $243 $112 $355
Jan 1, 2024 $243 $116 $359
Nov 1, 2023 $236 $129 $365
Oct 1, 2023 $243 $116 $359
Mar 1, 2023 $243 $119 $362
Jan 1, 2023 $228 $126 $354
Nov 1, 2022 $243 $116 $359
Oct 1, 2022 $243 $119 $362
Jan 1, 2022 $228 $128 $356
Dec 1, 2021 $228 $122 $350
Mar 1, 2019 $228 $128 $356
Jan 1, 2019 $180 $98 $278
Oct 1, 2018 $228 $128 $356
Oct 1, 2011 $180 $98 $278
Page of · 18 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 Hanoi, vietnam. It governs OCONUS travel voucher reimbursement and is used by defense and overseas programs for cost estimating. The proportional meal rate ($60) 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/VN-VN?city=Hanoi"
Sample response
{
  "effective_date": "2025-05-01",
  "results": [
    {
      "iso_code": "VN-VN",
      "local_incidental": 25,
      "local_meal_rate": 101,
      "location": "Hanoi",
      "lodging": 236,
      "maximum_perdiem": 362,
      "proportional_meal_rate": 60
    }
  ],
  "verification_url": "https://www.travel.dod.mil/Travel-Transportation-Rates/Per-Diem/"
}

Hanoi rate FAQ

What is the OCONUS per diem rate for Hanoi, Vietnam?

The current maximum DTMO OCONUS per diem for Hanoi, Vietnam is $362 per day — $236 for lodging, $101 for local meals and $25 for incidentals.

What is the proportional meal rate for Hanoi?

The proportional meal rate for Hanoi is $60 per day, used when some meals are furnished.

When did the Hanoi 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 May 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.