Wildfires near Bordeaux force air-traffic slowdowns, disrupting France–Spain corridors

For the second day running, the French air-navigation authority has had to reroute traffic around Bordeaux after intense forest fires in the Gironde region sent smoke plumes across radar lines of sight. Spain’s ENAIRE warned at 12:53 on 27 July that “significant delays” were building in the Bordeaux flight-information region and urged airlines to check slot updates before departure. The advisory followed similar messages on Sunday evening. The bottleneck matters far beyond south-west France. Bordeaux sits on the main corridor linking Iberia with northern Europe, handling up to 3,000 overflights a day in peak summer. EasyJet, Vueling and Air France have all issued waiver policies allowing passengers to rebook or obtain vouchers, while logistics giant DHL has re-timed two of its Charles-de-Gaulle–Lisbon freighters to avoid curfews, according to an internal memo seen by Global Mobility News. Corporate travel managers should anticipate missed connections at Paris-Orly and Madrid-Barajas as aircraft cascade into later slots. Travel risk firms are advising clients to route time-critical missions via Italy if possible and to add a minimum four-hour buffer before onward long-haul flights out of CDG. Rail alternatives are already close to capacity: SNCF reports that TGV Atlantique services for 28 and 29 July are 98 % sold. In the medium term, the episode highlights growing climate-related mobility risks for France-based businesses. The Gironde fires are the country’s fourth major blaze this month; the Civil Aviation Authority is reviewing contingency staffing levels at the Brest and Marseille control centres in case further evacuations of Bordeaux controllers are required. Companies with assignees in south-west France are advised to review evacuation and remote-work policies, especially for staff in rural client sites. The fires also risk slowing visa processing for seasonal workers, many of whom collect passports in Bordeaux before heading to Atlantic-coast resorts. HR teams should monitor prefecture announcements closely.