Best flight cage for 3 zebra finches

Cage size is the single most important factor when it comes to bird welfare — the vast majority of cages sold in pet shops are too small for a bird to fully extend its wings, which is a real problem. Bar spacing matters equally: too wide and a bird can trap its head. So you're already thinking about this the right way by going straight to a flight cage for your finches. To point you to the right one: are all three zebra finches the same size, do you know whether they're all the same sex or mixed, and roughly how much wall or floor space do you have available for the cage?

Good — that's a workable setup. One male and two females is a fairly harmonious mix for zebra finches, though the male will likely pair bond with one female and occasionally chase the other, so the more horizontal flying space you give them the better. At 90cm wide you've got room for a proper flight cage rather than a token 'large' cage. One quick question: are you planning to let them breed, or would you prefer to avoid that?

Understood — the main thing is not to include a nest box and to avoid adding nesting material, which removes the trigger for serious breeding behaviour. They may still go through the motions but without a nest site it rarely progresses. With that in mind, here's what I'd recommend: the Rainforest Cages Amazon Flight Cage, 80cm wide by 40cm deep by 80cm tall. It's a well-built steel cage with 1cm bar spacing — exactly right for zebra finches, small enough that they can't get their heads through. The horizontal bars on the long sides give finches proper grip for climbing, and the width gives them a meaningful flight path. It fits comfortably within your 90cm limit and sits on a stand, so placement on a sideboard is straightforward. It's available on Amazon UK for around £90–£110 depending on colour.

Yes — a few things make a real difference. Place perches at different heights but keep the central flight path clear so they're not constantly dodging obstacles. Use natural wood perches of varying diameters rather than the uniform plastic dowels that come with most cages, as these are much better for their feet. Add two feeding stations rather than one so the dominant bird can't monopolise food. A shallow dish of water for bathing is important — zebra finches bathe frequently and genuinely benefit from it. That's really all you need. Keep the cage away from draughts and direct sunlight and they'll do well.

You're welcome. You're setting them up properly — a genuine flight cage with the right bar spacing makes a noticeable difference to how active and settled finches are. Good luck with the three of them.