There are fair-weather fans and then there are hockey fans in sunny Tampa Bay.
Lightning tickets (for home games) are decreasing in demand, according to SeatGeek. Once Boston took Games 2 and 3, Bruins home game prices rose as Lightning tickets fell.
"The Bruins' surge [both in price and performance on the ice] and the corresponding dive in Lightning prices may speak to a loss of confidence amongst Tampa Bay fans," Ben Kessler, of SeatGeek, said in an email.
Check out the chart below of the secondary ticket market.