Given that border openings and closures are being announced by governments worldwide with only days rather than months notice, it's not really unreasonable to expect airlines to be operating on similar timescales, as they have no control over or foresight of what governments may do.
This looks like a reasonable fare but of course it's buyer beware as any booking beyond the immediate term is currently a roulette game in terms of whether the dates you pick today will need to be revised before departure.
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