JetBlue Adds Free Mosaic BlueFirst Upgrades (deeparrival.com)

JetBlue will give every Mosaic tier complimentary, space-available upgrades into BlueFirst, its new domestic first class, under TrueBlue changes taking effect February 1, 2027. The benefit extends to one companion on the same reservation and to eligible Premier Cardmembers who pay with the card, but Main Base and EvenMore Base fares are excluded. Move to Mint certificates are renamed Premium Upgrade Certificates and can be used for Mint or BlueFirst seating.