Flat Iron Marylebone menu with up-to-date-prices

Flat Iron Marylebone Menu

August 28, 2026
by
1 min read

Flat Iron Marylebone offers a calm retreat from the shopping streets around Bond Street and St Christopher’s Place. The restaurant follows the group’s original idea of making carefully sourced steak accessible to a broad audience without turning dinner into a formal occasion. Its James Street location is convenient for local residents, office workers and visitors, while the relaxed pace makes it easy to stop for lunch or settle in for an evening meal. This branch has its own visual character while remaining recognisably part of Flat Iron.

The signature flat iron steak comes from the featherblade below the shoulder, a cut that rewards skilled butchery and thoughtful cooking with tenderness and deep beef flavour. It anchors a concise menu supported by classic sides, sauces and changing beef specials written on the blackboard. The limited focus allows the kitchen to concentrate on consistency and gives diners a clear choice without an overwhelming list. A short wine selection and signature cocktails are chosen to complement the food and keep the experience straightforward.

Skylights bring natural light into the rear of the dining room and create the impression of a hidden garden behind the busy streets. Reclaimed and repurposed materials are used throughout the interior, including distinctive Yorkshire sandstone sinks at the bar, reflecting the company’s interest in making careful use of existing resources. Outside, a large heated terrace looks across James Street and St Christopher’s Place. These contrasting spaces allow the restaurant to feel bright and open in the day, then warm and sociable in the evening.

Service is informal and attentive, helping the restaurant work for solo meals, dates, family visits and gatherings with friends. Staff can explain the daily beef choices and guide diners towards suitable drinks or sides while preserving the easy character of the room. Flat Iron also maintains its own herd in North Yorkshire, which supports a deeper understanding of cattle care and responsible sourcing. At Marylebone, that wider commitment meets a distinctive central London setting, creating a steak restaurant that values both quality and approachability.

Address: 42–44 James Street, St Christopher’s Place, Marylebone, London W1U 1EY, United Kingdom

For restaurant owners Own this restaurant? Turn this menu into direct orders. Claim this page, keep your menu current and let customers order dine in or pickup with no Happy Menu percentage commission.
Claim this menu

Flat Iron Marylebone Menu

STEAK

FLAT IRON STEAK
£15

BEEF specials

Green Chilli Cheeseburger
£14

Flat Iron Herd Beef

35 Day Aged Ribeye
£20
Wagyu Steak of the Day
£24

Ask your server for today’s cut

Sides

Homemade Beef Dripping Chips
£4.50
Crispy Bone Marrow Garlic Mash
£5
Creamed Spinach
£4.50
Green Salad
£3.50
Truffled Macaroni Cheese
£5.50
Roast Aubergine*
£5

Tomato, basil, mozzarella

Sauces

Bearnaise
£1.50
Peppercorn
£1.50
Homemade Smoked Chilli Mayo
£1.50
Wild Mushroom
£1.50

RED

Wines

Silky Italian Rosso
£6.50
Velvety Chilean Merlot
£8
Smooth Flat Iron Malbec
£9
Juicy Puglian Sangiovese
£10
Dark Cherry Pinot Noir
£10.50
Mellow Rioja Reserva
£11

WHITE

Wines

Fruity South African Chenin Blanc
£6.50
Zesty Sicilian Catarratto
£8
Vibrant New Zealand Sauvignon Blanc
£9.50

PINK

Wines

Dry Côtes de Provence
£9

FIZZ

Wines

Appley French Bubbles
£8
Classic Rich Champagne
£40

Softs

HOUSE FIZZES
£3.50

Lime & Mint / Apple & Rhubarb / Rose Lemonade

Cocktails

Aperol Bellini
£9

Bubbles, Aperol, lemon sherbet

Classic Old Fashioned
£9

Bourbon, smoked demerara syrup, bitters

Passion Fruit Collins
£9

Vodka, Aperol, passion fruit, vanilla, soda

Tony’s Margarita
£9

Tequila, Cointreau, lime, hibiscus

Drunken Mule
£9

Overproof pineapple Rum, makrut lime, ginger beer

Raspberry Gin Spritz
£9

Raspberry, elderflower, gin, bubbles

0% COCKTAILS

Citrus Margarita
£5

Lemon, lime, orange, hibiscus

Sober Mule
£5

0% rum, pineapple, makrut lime, ginger beer

Virgin Passion Fruit Collins
£5

Passion fruit, vanilla, lime, soda

Beers

Freedom Four Lager (4.0%)
£4.80
Small Beer Lager (2.1%)
£5
Pillars Helles (4.6%)
£5.50
Mondo Dennis Hopp’r (5.3%)
£6
Verdant Lightbulb (4.5%)
£7
Brooklyn Special Effects Lager (0.4%)
£4.80
Wignac (4.5%)
£5.50