The best way to reach Muang Khua is by bus. Buses are available frequently every day from the towns in Muang Xay hub including Dien Bien Phu. The nearest bus station is Muang Kha station located in Ban Dan Neua village about 2km. The buses cost about 8 to 10 USD per person and take 4 to 5 hours depending on the city of departure.
You can also reach Muang Khua by boat from Muang Ngoi Neua and Nong Khiaw towns, which cost 30 to 45 USD per person and takes around 3 hours. But boats are seasonal and available during the peak time between October and February.
The best way to explore Muang Khua is by renting a motorbike. You can also get around the town by hiring a Tuk-Tuk or renting a bicycle daily. Cabs are available too if you want to commute to faraway places more comfortably.