This relation will work well, as both are optimistic, positive and take a broad viewpoint. Because both are frank, generous, and open hearted, they can be beneficial to one another. Leo will feel neglected or frets, if Sagittarius is too eager for freedom and independence. When it comes to wanderlust, these two are infected with it from the tops of their heads to the tips of their toes.
Sagittarius-Leo Compatibility

Their sights will always be set on the wide blue yonder and they'll bring out the gypsy in each other's souls. Leo-Sagittarius Compatibility These fiery folk bring out the best in each other to a delightful degree. They spur each other on in a wonderful way. That Leo drama and excitement will appeal to the Archer, whose dashing and daredevil approach to life will enthrall the Leo. Both of them love doing things in style and will want to visit all the best places that the world can offer.

Aries (Mar 21-Apr 19) Taurus (April 20 - May 20) Gemini (May 21 - Jun 21)
Cancer(June 22 - July 22) Leo (July 23 - Aug 22) Virgo (Aug 23 - Sept 22)
Libra (Sep 23 - Oct 22) Scorpio (Oct 23 - Nov 21) Sagittarius(Nov 22-Dec 21)
Capricorn (Dec 22 - Jan 19) Aquarius (Jan 20 - Feb 18) Pisces (Feb 19 - Mar 20)

In general the above Generic compatibility analysis hold good for all zodiac signs. If you are looking for in-depth compatibility analysis or if you are a professional astrologer the below analysis of Zodiac signs Compatibility - between different gender of zodiac signs will give you detailed answer. Click the below link to learn more.

Sagittarius Man

Sagittarius Man Compatibility

Sagittarius Man and Leo Woman

Sagittarius Woman

Sagittarius Woman Compatibility

Sagittarius Woman and Leo Man