The lovebird detail that makes timing matter
For lovebirds, when you book decides what kind of stay is still on offer. Many lovebirds live as bonded pairs, and the boarders who will keep a pair together in their own cage, feed the exact mix they share, and read their squabbles accurately are a small group that fills early every holiday season. Book late and the remaining options may want to split a pair into separate cages for convenience, house lovebirds within beak reach of other birds they will try to bite through the bars, or treat them as interchangeable with budgies, which they are not.
The practical rule is to reserve as soon as your holiday dates are fixed, several weeks ahead for most periods and as early as lists open for the peak weeks. Lovebirds are small, so owners often assume a space can always be found; in reality the suitable spaces, the ones with bird knowledge behind them, are among the first to go.
Confirm the pair arrangement in writing
If your lovebird has a mate, the booking conversation should settle their housing before dates are even discussed. A bonded pair should travel, board, and sleep together in their own cage, because separating them for the length of a holiday can cause calling, food refusal, and real distress on both sides. Ask also how close other birds will be housed, since lovebirds are famously territorial for their size and will lunge at toes and beaks that come through neighbouring bars; good boarders space small cages with that in mind without being told.
Single lovebirds need a different question answered: how much human contact will the bird get each day. A single lovebird is usually bonded to its owner, and a boarder who plans to talk to it, offer treats through the bars, and keep its cage where household life happens is worth booking early and keeping.
What early booking lets you prepare
With weeks in hand you can supply the stay properly. Measure out the shared seed and pellet mix, add the greens your lovebirds actually eat, and send the shredding and chewing material they are used to, because a pair of lovebirds with nothing to dismantle will redecorate their cage and possibly each other's feathers. You can also tell the boarder which behaviours are normal for this pair, the wrestling that is play, the hen's cage defensiveness if there is one, so normal lovebird theatre is not misread as a problem, and a real problem is not missed as theatre.
Early booking is also when a trial night is possible. One night away tests whether the pair eats in that room and whether your single bird settles under a cover in a strange house, and it does so while there is still time to change the plan.
If every list is closed
Waiting lists are worth joining, since pairs are easy for a boarder to add when a cancellation lands. Beyond that, ask your avian vet and local bird keepers for private boarders, and weigh a daily home sitter, which keeps a pair in their own cage and territory and suits lovebirds particularly well as long as visits are reliably daily. What you should not do is separate a bonded pair between two different carers just because each has one space left. Searching while there is still choice avoids that corner entirely, and KinsLe's Pet Services Directory puts trusted local bird boarding in front of you while the pair-friendly places are still open.