When was the last time eagles were in the superbowl?
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When was the second time eagles were in the superbowl?
Super Bowl XXXIX 2004 season XXXIX February 6, 2005
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When was the first time eagles were in the superbowl?
January 25, 1981 Super Bowl XV XV 1980 season
Super Bowl XXXIX
https://en.wikipedia.org/wiki/Super%20Bowl%20XXXIX
History of the Philadelphia Eagles
https://en.wikipedia.org/wiki/History%20of%20the%20Philadelphia%20Eagles
List of Super Bowl champions
https://en.wikipedia.org/wiki/List%20of%20Super%20Bowl%20champions
Philadelphia Eagles
https://en.wikipedia.org/wiki/Philadelphia%20Eagles
In their history, the Eagles have appeared in the Super Bowl three times, losing in their first two appearances but winning the third, in 2018. 
History of the Philadelphia Eagles
The Eagles would face Tom Brady and the New England Patriots in a rematch of Super Bowl XXXIX at Super Bowl LII.
History of the Philadelphia Eagles
The Philadelphia Eagles have appeared in the Super Bowl three times, losing in their first two appearances but winning the third, in 2018. Their first appearance at the Super Bowl was during the 1980 season, where they played in Super Bowl XV on January 25, 1981. Their second appearance was during the 2004 season for Super Bowl XXXIX on February 6, 2005. The Eagles won the Super Bowl against the Patriots in a rematch of Super Bowl XXXIX at Super Bowl LII.