A taxi from Dubai to Abu Dhabi usually costs between AED 250 and AED 400, depending on the type of service you choose. Standard RTA taxis generally charge around AED 250 to AED 300. Ride-hailing apps like Uber or Careem may cost more, usually between AED 320 and AED 400 or higher, especially during peak hours. Luxury taxis or premium services can also increase the price. In some shared taxi options, the cost can be lower, sometimes starting from AED 66 per person when the fare is split.