There are still 1,800 tickets available for Sunday's Chargers game versus the Minnesota Vikings the team announced on Tuesday.
The team has until Thursday at 1:15 p.m. to sell the remaining tickets to lift the blackout.
Fans can still purchase tickets by going online or visiting the Chargers box office. The game kicks off at 1:15 p.m.
If the tickets are sold and the blackout is lifted, the game will be televised live on Fox.