iHeartRadio Festival 2025: Lineup, Dates, and What to Expect in Las Vegas

If you’re planning to attend the iHeartRadio Music Festival 2025 in Las Vegas, you’ve made a great choice. This is one of the biggest multi-genre music events in the U.S., bringing together stars from pop, rock, hip-hop, country, and more. To help you get ready, here’s everything you need to know: lineup, dates, venue, ticketing, policies, what to expect, plus FAQs to make sure you’re fully prepared for an unforgettable weekend.

What is the iHeartRadio Festival?

The iHeartRadio Music Festival is an annual two-night concert event held in Las Vegas by iHeartMedia. Over the years, it has become known not just for its headliners, but for surprise collaborations, cross-genre performances, and fan-friendly extras. It takes place at T-Mobile Arena and each year offers a mix of returning icons and emerging artists. iHeart+2t-mobilearena.com+2

Dates, Times & Venue

• Dates: Friday, September 19 and Saturday, September 20, 2025. iheartmedia.com+2t-mobilearena.com+2

• Venue: T-Mobile Arena, Las Vegas, Nevada. A large indoor arena with capacity for ~20,000 attendees. t-mobilearena.com+1

• Doors & Show Times: Doors open likely in late evening (often around 6:30-7:00 PM local time), show starts after that — check your ticket or the official event page for exact times. (Note: timing may vary per night.) t-mobilearena.com+2iHeartCountry Radio+2

2025 Lineup — Who’s Performing    

Here are the confirmed artists so far, plus notes on hosts and streaming: iheartmedia.com+2iHeart+2

• Host / Presenter: The event is presented by Capital One, and it will be hosted by Ryan Seacrest. iheartmedia.com+1

• Streaming: Hulu is the official streaming partner — performances will be live streamed each night for Hulu subscribers. Also broadcast via iHeartMedia radio stations across 150+ markets in the U.S. iheartmedia.com+1

Ticketing & Access

• Presale: Eligible Capital One cardholders get priority access to presale tickets beginning June 11, 2025 at 10 AM PT / 1 PM ET, running through June 13. During this presale, there’s also a Capital One Access Pass available with extra perks like pre-show parties. iHeart+2iHeartCountry Radio+2

• General Public On-Sale: Tickets go on sale to the general public through AXS.com starting June 13, 2025, at 2 PM ET / 11 AM PT. iHeart+2AXS+2

• Special Ticket Options: The Access Pass for presale includes pre-show party, food, drinks, and private performance opportunities. Keep an eye on iHeartRadio / Capital One pages for more special offers. iHeart

Venue & Arena Info — What You Need to Know at T-Mobile Arena

Understanding the policies and layout of T-Mobile Arena will help you plan better. Here are some key things:

Bag Policy & Prohibited Items

• Only small clutches (maximum of 9″ x 5″ x 2″) are allowed inside the venue. Larger bags and backpacks are not permitted. Bag Policies+3t-mobilearena.com+3t-mobilearena.com+3

• Bag check is available on Toshiba Plaza (adjacent area) for a fee (around $20 per checked bag, non-refundable). Payments via credit/debit or mobile pay; no cash accepted. Bag check opens when the arena doors open and closes 45 minutes after the event ends. t-mobilearena.com+1

• The venue has a No Re-Entry policy — once you enter, you can’t leave and come back in. t-mobilearena.com+2t-mobilearena.com+2

Prohibited Items

Among items not permitted are:

• Large bags and backpacks t-mobilearena.com+1

• Cameras with detachable lenses, professional camera gear, audio/video recording devices, GoPros, tripods, selfie sticks. t-mobilearena.com

• Outside food and beverages; bottles, cans, metal containers, glass etc. t-mobilearena.com

• Weapons, flammable materials, etc. t-mobilearena.com

Arena Amenities & Facilities

• T-Mobile Arena seats ~20,000; there will be concessions, merch stands, restrooms, and charging stations around concourses. t-mobilearena.com

• Fast-track or VIP entrances may be available for certain ticket/product holders (e.g. T-Mobile customers or VIP ticket holders). t-mobilearena.com

What to Expect: The Experience

Here’s what attendees tend to experience, plus tips to maximize enjoyment:

• Crowd & Energy: Big, loud crowds; multi-genre sets meaning fans from many music styles; potential surprise collaborations during shows. Expect high production value, lighting, sound effects. iheartmedia.com+1

• Surprise Moments: These festivals often have late additions or surprise guests; keep checking official channels for updates. iheartmedia.com

• Streaming & Broadcast Options: Even if you’re not there in person, you can catch it via Hulu (live streaming) or local iHeart radio stations. iHeart

• After Festivities: Las Vegas offers tons of nightlife, dining, shows. Many attendees plan for more than just the concert nights.

Recommended Places & Things to Do in Las Vegas During Festival Weekend

If you’re traveling for this, blend in some Vegas fun beyond the concerts.

• Where to Stay: Look for hotels on or near the Strip for convenience; many will be walking distance or a short ride to T-Mobile Arena. Book early because rates tend to rise.

• Dining: Vegas has everything — from up-scale restaurants to casual bites. Try exploring famous buffets or trendy spots around the Strip when you're not at the show.

• Shows & Entertainment: Vegas residencies, comedy shows, magic shows, Cirque du Soleil, etc. can fill the daytime or later evenings.

• Shopping & Sightseeing: The Strip, the Bellagio fountains, Neon Museum, and other iconic landmarks.

• Transport & Logistics: Use ride-shares, taxis, or shuttle services. Traffic around large events can be heavy; allow extra time.

Things to Pack & Tips to Prepare

Here are some practical things to bring, and how to plan so your weekend goes smoothly:

• Valid ID, tickets (printed or mobile)

• Small clutch or permitted bag only (respect bag policy)

• Portable charger for your phone

• Ear protection (concerts get loud)

• Comfortable shoes — you’ll be on your feet a lot

• Layered clothing — indoor venues air-conditioned; outdoors may be warm or cool depending on time of day

• Light jacket or something to wear for nighttime

• Snacks (if allowed; but many venues disallow outside food) — check policy

• Water bottle if permitted; stay hydrated

• Cash / cards for merch, food, rides

Safety, Policies & Accessibility

Make sure you know policies to avoid unpleasant surprises:

• No re-entry means once you go in, you can’t leave and come back unless you have special access (rarely allowed). t-mobilearena.com

• Bag check, prohibited items as above — don't bring what will get you turned away at the door.

• Accessibility: The arena is ADA compliant; if you have specific accessibility needs, contact guest services in advance. t-mobilearena.com

• Safety: Know the emergency exits, establish meeting points in large crowds, keep your phone charged, stay aware in transit.

Full List of FAQs

Here are frequently asked questions along with answers to help you plan better.

Q1: What if the artist lineup changes?
A: That can happen. Most festivals like this indicate “lineup subject to change.” If someone cancels, organizers usually release official announcements and refund policies (if significant changes). t-mobilearena.com+1

Q2: Are minors allowed?
A: Yes. Usually, all ages are allowed, but children must be accompanied by an adult. Some after-party events or VIP areas may have age restrictions. Check the specific event’s ticket policy. (T-Mobile Arena’s standard show policies apply.)

Q3: When should I arrive?
A: Arriving when doors open is smart to avoid long lines and get settled. Also gives time to buy merch, use restrooms, grab food.

Q4: Can I bring my camera?
A: Not professional cameras or cameras with detachable lenses. No selfie-sticks, tripods etc. Use your phone but expect restrictions. t-mobilearena.com

Q5: How do I get tickets / how much do they cost?
A: Tickets go on sale via AXS.com; initial presales for Capital One customers. Prices vary depending on seating and VIP extras. Budget accordingly. iHeart+1

Q6: Is there streaming if I can't attend in person?
A: Yes — Hulu will stream the event. Also iHeartRadio radio stations across the U.S. will broadcast. iHeart+1

Q7: What should I do about parking / getting there?
A: Allow extra time. Decide whether to drive, park, or use ride-share. Consider hotels near the venue to reduce transit time.

Q8: What if I need accessible seating or special assistance?
A: T-Mobile Arena has ADA accessible seating, services for guests with disabilities, etc. Contact the arena in advance if you need special arrangements. t-mobilearena.com

Q9: Are there VIP / premium experience options?
A: Yes — there’s the Access Pass via Capital One with perks, and likely premium seating / VIP pricing options. These often sell out faster. iHeart

Q10: Are there rules about re-entry?
A: Yes — T-Mobile Arena has a No Re-Entry policy. Once inside, leaving means you probably won't be able to get back in. t-mobilearena.com+1

What to Expect Night-by-Night (Tentative Flow)

While set times aren't always fully published in advance, this is a general idea of how the evenings tend to flow:

• Early warm-up acts / opening artists (lesser known) in early evening

• Mid set slot: more well known artists, gradually building up

• Headliners near the end of each night, big production elements

• Encore or surprise guest moments possible near show close

Also expect some breaks between acts, merch or food lines, intermissions. Be prepared to wait, move between audience sections, etc.

Tips to Make It the Best Experience

• Check official iHeartRadio and T-Mobile Arena social media accounts for last-minute updates (weather, artist changes, entry times).

• Charge your phone / bring power bank.

• Travel light—minimal gear given bag restrictions.

• Bring ear protection.

• Have a meetup plan with friends in case you get separated (inside or outside the venue).

• Stay hydrated. Vegas can be intense with heat, lights, and crowds.

Summary

• When & where: Sept 19-20, 2025 at T-Mobile Arena, Las Vegas.

• Lineup: Big stars like Ed Sheeran, Mariah Carey, Maroon 5, Tim McGraw, and more across genres.

• Tickets: Presale via Capital One in early June; general sale June 13. Check seating and VIP options.

• Rules: Bag size limits, no re-entry, prohibited items as listed.

• What you need: Good shoes, ear protection, minimal but essential items, and readiness for crowds and excitement.

Attending iHeartRadio Festival can be a bucket-list experience. With a little preparation, you’ll be set to enjoy every beat, every performance, and soak up the Las Vegas energy. See you under the stage lights!