Each of Aphelios' weapons have different strengths, so try to find the right situation for your current weapons.
The Aphelios Lillia synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Lillia, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Aphelios sees a very large drop in his KDA (ratio of kills and assists to deaths) when paired with Lillia. His KDA went down from NaN to NaN. This decrease shows that Lillia helps Aphelios perform not as well in competitive LoL games. Yet, the small difference demonstrates that this performance change is not very impactful.
When Aphelios plays on the same team as Lillia, he sees a marginal improvement in his total damage output. This difference could indicate that Lillia supports by providing cover for him to deal more damage or that her support also helps extend the game's duration. Similarly, when Aphelios is played together with Lillia on the same side, he usually scores many fewer killing sprees compared to when he plays on his own. This is contrasting evidence that he is worse when playing with Lillia.
Additionally, when Aphelios plays with Lillia on the same team, he on average takes a little more damage than when he fights alone. Taking more damage could indicate that Lillia does a poor job of protecting Aphelios during teamfights.
There is no one best ally for Aphelios that will always be his #1 synergy. However, Lillia is a top-tier ally for Aphelios. By playing on the same side as Aphelios, she improves their win rate by 4.0% to 52.6%. This demonstrates that there is a very real bond between Aphelios and Lillia that results in them performing stronger together than alone.
Lillia has a lower difficulty than Aphelios. That means Aphelios players don't need to be careful when enlisting Lillia allies to play with, as they will have to have a lower level of skill to be able to cooperate well with you.
Working together, you should see an overall large increase in your team’s ability to deal magic damage. Combined, these two can blast through enemies with magic damage.
In contrast, by bringing Aphelios and Lillia together, you probably will not be providing your team enough cover. Make sure to have other champs on your team that helps cover this relative disparity in their potential.
Regardless of your Lillia ally's ability, you should focus on maximizing your gold income, outlasting your enemies, and taking down objectives. If you heed this simple advice, you should do well, regardless.
If you would like to learn all of the intricacies of Aphelios to pair well with Lillia during both the laning and mid / late game phases of League, you should keep reading to gather a few extra lessons on this champion pairing. If you use the build and stats shown here, you should increase your win rate significantly.
The most crucial finished items to include in your Aphelios and Lillia synergy build consist of Infinity Edge, Bloodthirster, and Runaan's Hurricane. When Aphelios included at least these three finished items in his build, he performed significantly better as an ally of Lillia than with most other common item sets. In fact, Aphelios had an average win rate of 52.6% helping carry Lillia with this build.
To have the highest probability of coming out on top against your oponents, you should take the Conqueror, Overheal, Legend: Bloodline, Cut Down, Absolute Focus, and Gathering Storm runes from the Precision and Sorcery rune sets. Of all the rune builds players used for Aphelios and Lillia pairings, this set of runes resulted in the top win rate. Moreover, these runes gave a 52.6% win rate overall.
By default, tips, stats, and builds on how to pair Lillia with Aphelios are displayed for all skill levels combined. If you want to scope the statistics and builds to an individual rank, you may use the selection menu located earlier in the counter matchup guide.