The exact level of disruption is not yet known - workers in key industries must give 48 hours' notice of their intention to strike, France's civil aviation authority then works out how many flights will need to be cancelled at each airport, and then it is up to airlines to decide exactly which flights to axe. Airlines generally try to prioritise long-haul flights.
In 2019, WOW Air, known for its low-cost flights from the U.S. to Iceland (and from Iceland to the rest of Europe), abruptly ceased operations, leaving plenty of passengers around the world stranded. This week might bring with it a sense of deja vu, as an airline founded by several WOW alumni - PLAY, which took a similar approach to low-cost international travel - has also announced that it's flown its last flight.
"After about 40 minutes, they tried to continue the journey towards Westminster, but the train stopped again and you could feel something was not right. "The driver repeated the same message about needing to check things. "Then they told us the train would reverse back to Waterloo instead of continuing forward but on the way back, the train broke down again and the electricity just shut off completely."