Regarding travel when pregnant, Volaris Airlines has particular guidelines. An outline of Volaris Airlines' pregnancy policy is provided below:

Travel limitations: Volaris Airlines does not impose any limitations or demand specific documents for pregnant travelers traveling up to 28 weeks gestation.

Medical Certificate: Pregnant travelers must provide a medical certificate, certified by a healthcare provider, attesting to their suitability for air travel between weeks 28 and 34 of pregnancy.

Restrictions beyond 34 weeks: Volaris Airlines prohibits pregnant customers from flying after 34 weeks since it is deemed a high-risk time.

For the most recent information on Volaris Airlines Pregnancy Policy, it's best to check with them directly or visit their official website. It's crucial to note that these policies may vary or change over time. 

Pregnant travelers should also confirm if it is safe for them to fly by speaking with their healthcare provider prior to booking any journey.

As long as there are no issues or health concerns, pregnant customers on Volaris Airlines are permitted to travel until the conclusion of their 35th week of pregnancy. A medical certificate indicating that the traveler is fit for travel must be presented by expectant parents who are between the 28th and 35th week of pregnancy. 

Pregnant travelers are not allowed to travel on Volaris flights beyond the 36th week. It is advisable to check the airline's unique policies and criteria for pregnant customers as well as to speak with a healthcare provider prior to flying.