Flores limped out of the defeat by Tottenham with an ankle problem and Rangel failed to make the squad because of a calf strain.
But the Spanish duo have returned to training and should be in contention for a game Laudrup is keen to win to end their three-game losing streak and set up a positive finish to the 2012-13 Premier League campaign.
"It will be a hard game, it will be a physical game, but we go there to get a point at least and if we can get all three then great," said Laudrup.
"Norwich are a very strong team. They have had a bad run, but they play at home and they need six or seven points to be sure of survival. They will look at and think they need to beat Swansea, so we have to be ready for that.
"I think we have shown with our performances since the cup final that we are not complacent about the rest of the season.
"We have lost the last three games, but we could have drawn all of them. We have been punished in the moments where we didn't dominate the games, and that has made the difference."