Island Lake Diner

Island Lake Diner 625 Portion Rd. Lake Ronkonkoma, NY 11779

Now Open
(402)

06/18/2026

✨ Introducing our NEW Flights at Island Lake Diner! ✨

🍹 Margarita Flight
🍸 Dessert Cocktail Flight
🥂 Mimosa Flight

Why choose one when you can try them all?

Whether you’re stopping in for breakfast, lunch, or dinner, our new flights are the perfect way to switch things up and find a new favorite. From refreshing margaritas to sweet dessert cocktails and brunch-worthy mimosas, there’s a flight for every mood.

Grab your friends, order a flight, and come see what everyone will be talking about. ✨

📍 Island Lake Diner

06/17/2026

🍸✨ GIRL DINNER IS HERE. ✨

The trend you’ve been seeing everywhere just landed at Island Lake Diner.

A giant martini glass filled with crisp Caesar salad, a side of golden fries, and a martini to complete the experience. 💅🥗🍸

Because sometimes dinner doesn’t need rules… just good vibes, good food, and your favorite people.

Tag your girls and make your Girl Dinner plans. 💖

06/16/2026

🔥🥔 Surf & Turf Potato Bomb Mac has entered the chat…

We took a giant baked potato, stuffed it with creamy mac & cheese, then loaded it up with sliced steak and a lobster tail for the ultimate comfort food combo. 🤤🦞🥩

Surf and turf lovers this one’s for you

📍Island Lake Diner

06/15/2026

💙💥 Say hello to our Poppin’ Blue Raspberry Soda!

This bright blue beauty is packed with bold blue raspberry flavor and topped with edible glitter and Pop Rocks for a sweet, sparkling, crackling finish. ✨🌈🥤

Fun, refreshing, and guaranteed to turn heads—it’s the perfect drink to cool off with this summer.

Stop by Island Lake Diner and see what all the hype is about. 💙

06/15/2026

🥭🍓💥 Introducing the Poppin’ Mango Strawberry Soda at Island Lake Diner!

A refreshing mango strawberry soda topped with edible glitter and Pop Rocks for the ultimate sweet, fizzy, and fun summer drink. ✨🌈

06/14/2026

🥞✨ Cinnamon Toast Pancakes are here at Island Lake Diner.

Fluffy pancakes topped with cinnamon sugar goodness, sweet icing, and all the nostalgic flavors of your favorite childhood cereal in every bite. 🤤

Perfect for breakfast, brunch, or whenever you’re craving something sweet.

📍Island Lake Diner
Tag your pancake-loving friend and come give these a try!

06/13/2026

🏀🧡 Knicks Game Night at Island Lake Diner! 🧡🏀

The game is on, the food is hot, and the drinks are cold. 🍔🍻 Catch every minute of the action on our 6 TVs throughout the diner while enjoying all your favorite diner classics, appetizers, burgers, cocktails, and more.

Grab your friends, grab a table, and cheer on the Knicks with us tonight! 🏀🔥

📍 Island Lake Diner

06/13/2026

🍔 THE DINO BURGER CHALLENGE IS HERE!

This 2.5-pound monster is stacked with mac and cheese, meat, bacon, and cheese… and it’s not for the weak. 😳🔥

Think you can finish the entire burger in 30 minutes or less?

✅ Finish it and the burger is FREE
✅ Win a $100 Gift Card
✅ Earn ultimate bragging rights

The question is… who’s brave enough to take on the Dino Burger? 👀💪🍔

Tag someone who would absolutely crush this challenge (or at least try 😂).

06/12/2026

🦞 If you’re a lobster lover, these two are a must-try.

Our Lobster Packed Twice-Baked Potato is loaded with warm, buttery lobster and stuffed to perfection for the ultimate seafood comfort food. 🥔✨

And our Lobster Mac & Cheese Bread Bowl features creamy, cheesy mac & cheese served in a fresh bread bowl and topped with generous chunks of lobster. 🧀🍞🦞

Two over-the-top creations, packed with flavor and plenty of lobster in every bite.

Which one are you ordering first? 👀🦞

06/11/2026

🥤☀️ Need a way to cool off this heat?

Come chill out at Island Lake Diner with our viral drink lineup! From our refreshing Dirty Sodas and Refresher Buckets to our oversized Iced Coffee Buckets, we’ve got the perfect way to beat the summer heat.

Whether you’re craving something sweet, refreshing, or your daily caffeine fix, we’ve got a bucket with your name on it. 😎

Stop by, cool down, and see why everyone is talking about our viral drinks!

Address

625 Portion Road
Ronkonkoma, NY
11779

Opening Hours

Monday 8am - 11pm
Tuesday 8am - 11pm
Wednesday 8am - 11pm
Thursday 8am - 11pm
Friday 8am - 11:59pm
Saturday 7am - 11:59pm
Sunday 7am - 11pm

Telephone

+16316765500

Website

Alerts

Be the first to know and let us send you an email when Island Lake Diner posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Contact The Restaurant

Send a message to Island Lake Diner:

Shortcuts

Share

Category