爱乐管弦乐团（Philharmonia Orchestra）是伦敦的一支管弦乐团。曾几度易名。

乐团于1945年在“EMI唱片公司”制作人华尔特·莱格组织下成立，当时只是一支录音专用乐团。

1964年EMI宣布不再财政支持该乐团。但乐团成员自发成立一个协会，并且开始举行音乐会。因为在新泽西有一位指挥家注册了名字“坎登爱乐管弦乐团”，乐团的成员怕惹官非，便把名字改为“新爱乐管弦乐团”。1977年名字又被改回到原来的爱乐管弦乐团，简称为The Philharmonia 。

从1995年起，皇家节日大厅成了乐团的固定演出场所。

The Philharmonia Orchestra is a British orchestra based in London. It was founded in 1945 by Walter Legge, a classical music record producer for EMI. Since 1995, the orchestra has been based in the Royal Festival Hall. The Philharmonia also has residencies at De Montfort Hall, Leicester, the Corn Exchange, Bedford, and The Anvil, Basingstoke. Esa-Pekka Salonen has been the orchestra's principal conductor and artistic advisor since 2008, and Vladimir Ashkenazy and Christoph von Dohnányi both conduct the Philharmonia Orchestra regularly.