Flights from Mesa to Lyon lean towards being more expensive in December. Prices are generally better when you fly from Mesa to Lyon in February, with the cheapest ticket starting at $526.
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Mesa and Lyon for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
Temperatures around the 108 °F's can be experienced in July. The weather in Lyon is colder than in Mesa. Plan for potential changes in flight availability as peak weather approaches in this location.