According to the second paragraph at https://en.wikipedia.org/wiki/Suez_Canal https://en.wikipedia.org/wiki/Suez_Canal, it has a continuous current through the

According to the second paragraph at https://en.wikipedia.org/wiki/Suez_Canal https://en.wikipedia.org/wiki/Suez_Canal, it has a continuous current through the various segments, depending on tide and season. Presumably the water levels in the Mediterranean and Red Seas are close enough that the current isn't a problem in practice.