Niantic has announced the Pokémon GO London Games Festival 2024 which will take place from March 29th, 2024 to April 15, 2024.

Join us for the London Games Festival 2024!

Trainers,
You’re invited to the London Games Festival 2024! This year celebrates the 9th anniversary of the city-wide event, where players from across the country can connect with fellow enthusiasts, meet industry pioneers and explore different gaming events.

From March 29 to April 15, 2024 we’re celebrating the London Games Festival! This means we’ve got some exciting IRL gameplay and bonuses for you and an offer you don’t want to miss!

In-game offer

50% off our special bundle offer:
2 Incense, 2 Super Incubators and 2 Lucky Eggs for just 320 coins!
This offer is for all UK & Ireland players, so you can take advantage even if you can’t attend the festival.
In London for those dates? Take part in-person for the IRL gameplay and head to Battersea Power Station to get involved. You’ll be able to unlock these event-exclusive extras and rewards:

Field Research:

Send 5 Gifts and attach a Sticker to Each - Reward: Pokémon Encounter
Earn 6 Hearts with your Buddy - Reward: Pokémon Encounter
Catch 10 Pokémon - Reward: Pokémon Encounter

Timed Research (Me, You, and Pikachu!):

Make a new friend - Reward: 1000 Stardust
Trade a Pokémon - Reward: 1000 Experience
Completion: Pokémon encounter, Red Party Hat Pikachu
Take a snapshot of your Buddy - Reward: 20 Pikachu Candy
Completion: 1 Incense, 1 Lure

Lures:

3 hr Lure duration (not including Golden Lure)
Lures have a chance of attracting Unown L (*Note: Unown shiny NOT enabled)

Other Bonuses:

2x Buddy assist chance
1/2 Stardust cost for trades

We can’t wait to see you there!

Source: https://pokemongolive.com/en/post/london-games-festival/