Lachante Paul scored the Foxes’ 1,000th goal in their history.
Devlin was able to get on the end of Charlie Estcourt’s pull back to put Charlton in front. A brilliant save from Leicester keeper Scarlett Field denied Devlin a late winner.
Former Addicks striker Liz Ejupi was the hero for London City Lionesses as she scored late on to secure 2-1 away win at Crystal Palace.
Ashleigh Goddard had given the hosts the lead, but strikes from Vanessa Susanna and Ejupi left the Eagles pointless.
Tempers flared towards the end of the first half as an off-the-ball scrap ensued following a strong tackle on Harley Bennett from Ella Rutherford resulting in bookings for both.
Palace took the lead in the 65th minute, Goddard converting from close range.
The Lionesses hit back almost immediately as substitute Susanna netted at the second attempt.
Ejupi slotted the ball into the bottom left corner to seal the three points for Lionesses.
Palace hit the crossbar in stoppage time.
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PICTURES BY KEITH GILLARD