Given russias current trajectory with their war of genocide against Ukraine[0], it is not foreseeable that any western commercial airlines would be able to fly in their airspace for years to come[1].
[0]https://en.wikipedia.org/wiki/War_crimes_in_the_Russian_inva... [1]https://www.npr.org/2023/03/18/1162659715/russian-53rd-anti-...