Boston Logan International Airport's (BOS) Terminal E is the base of operations for Although it serves mostly foreign  Frontier Airlines Boston Terminal airlines, this terminal may also accommodate some domestic routes, including those run by Frontier. Modern conveniences including stores, restaurants, and cozy seating places are available at Terminal E. Travelers on Frontier should arrive early for security and check-in, especially during periods of high travel demand. For convenient access to the terminal, the airport offers effective public transit choices such as the Logan Express and Silver Line. Make sure to review the baggage policy of the airline in advance.Boston Logan International Airport's (BOS) Terminal E is the base of operations for Frontier Airlines. Although it serves mostly foreign airlines, this terminal may also accommodate some domestic routes, including those run by Frontier. Terminal E is furnished with.