during summer holidays is a time within the summer holidays, and summer holidays are summer holidays altogether.
Summer Holidays
Cheap summer holidays are usually holidays based in the geographic area close to you. The best cheap summer holidays are trips to the beach, countryside, mountains or forests.
Summer and winter holidays
we have 4 holidays : autumn, winter, spring and summer holidays. the major ones are summer holidays which last for 2 months -from the end of june to august-
Well if your talking about the Summer Holidays it's in The Summer like everywhere else. Only they call it Summer Vacation.
Get Fit
3! Christmass, Easter and summer holidays
July 4th
During the summer holidays
No not really its a summer destination
in Scotland we have summer holidays from mid June until august. but it's a bit later/earlier in England and wales