For orders up to £500 the Post Office's exchange rate is 22.2047, for amounts above £500 the rate is 22.7580 and for orders in excess of £1000 it is 22.9691.
| Date | 16/02/2026 |
| Currency to Buy | GBP |
| Currency to Sell | MXN |
| Spend 400+ | 22.2047 |
| Spend 500+ | 22.7580 |
| Spend 1000+ | 22.9691 |
| Live Market Rate | 23.392 |
Our top three providers for this exchange rate are:


We are plugged into the major travel and cash money providers, allowing you to compare their exchange rates in real-time to boost your buying power on holiday.