https://urbanedjournal.gse.upenn.edu/sites/default/files/webform/What-is-the-Best-Day-to-Book-Flights-on-Frontier-Airlines.pdf

Travel

Source: https://urbanedjournal.gse.upenn.edu/sites/default/files/webform/What-is-the-Best-Day-to-Book-Flights-on-Frontier-Airlines.pdf

https://urbanedjournal.gse.upenn.edu/sites/default/files/webform/What-is-the-Best-Day-to-Book-Flights-on-Frontier-Airlines.pdf

---