Flat Iron Kings Cross occupies a two-floor restaurant space at 47-51 Caledonian Road, serving affordable British beef steaks within walking distance of King’s Cross station. The venue specializes in the signature Flat Iron cut, priced at £15, alongside sides such as beef dripping chips and truffled macaroni cheese.
The restaurant operates as part of the broader Flat Iron chain, maintaining a no-frills approach that skips starters and desserts to focus on steak execution. Exposed brick walls, warm wood finishes, and soft lighting characterize the interior, with window seating available for solo diners and limited outdoor seating facing Caledonian Road.
What’s on the Menu at Flat Iron Kings Cross?
47-51 Caledonian Road, N1 9BU
Flat Iron Steak (£15)
Online via official website
#298 of 21,812 London restaurants
- Value positioning: The signature Flat Iron steak costs £15, significantly below comparable central London steakhouses.
- Calorie transparency: The Flat Iron steak is listed at 325 kcal.
- No starters or desserts: The menu focuses exclusively on mains, sides, and drinks.
- Beef variety: Options include 35-day aged Ribeye (£20) and Wagyu Steak of the Day (£24).
- Vegetarian sides: Creamed spinach (£4.5) and Crispy Bone Marrow Garlic Mash (£5) available.
- Gluten-free options: Marked on the menu for dietary requirements.
- Wine selection: Flat Iron Malbec available by glass (£9), carafe (£18), or bottle (£33).
| Attribute | Detail |
|---|---|
| Address | 47-51 Caledonian Road, London N1 9BU |
| Cuisine Type | British Steakhouse |
| Signature Dish | Flat Iron Steak (£15, 325 kcal) |
| Price Range | £15–£30 per person (meal with sides and drink) |
| Monday–Tuesday Hours | 12:00–22:00 |
| Wednesday–Thursday Hours | 12:00–22:30 |
| Friday Hours | 12:00–23:00 |
| Saturday Hours | 11:30–23:00 |
| Sunday Hours | 11:30–22:00 |
| TripAdvisor Ranking | #298 of 21,812 London restaurants |
| Booking Method | Online reservations via official website |
| Phone Number | Not publicly listed |
Beef Specialties and Pricing
The menu centers on the signature Flat Iron steak at £15. Alternative cuts include the 35-day aged Ribeye at £20 and a rotating Wagyu Steak of the Day at £24. The Green Chilli Cheeseburger offers a non-steak option at £14.
Sides, Sauces, and Accompaniments
Side dishes include Homemade Beef Dripping Chips (£4.5), Creamed Spinach (£4.5), and Truffled Macaroni Cheese (£5.5). Sauces such as Béarnaise or Peppercorn cost £1.5 each. The Crispy Bone Marrow Garlic Mash is priced at £5.
Beverage Selection
The drinks list features house fizzes at £3.5, cocktails including the Aperol Bellini (£9), and the house Flat Iron Malbec available in multiple sizes.
Dietary Considerations
No Halal certification or options are mentioned in the restaurant’s menus or official communications. The focus remains on British beef steaks. Diners requiring Halal preparation should verify current status directly with kitchen staff before ordering.
How to Book or Walk In at Flat Iron Kings Cross
Online Reservations
Table bookings are handled exclusively through the restaurant’s official website. The system accepts reservations for groups and individuals, with seating available across two floors.
Walk-In Policy
The restaurant accepts walk-in customers, though availability varies by time and day. Solo diners may particularly benefit from window seating options that cater to individual guests.
Contact Information
No direct telephone number is publicly listed for the Kings Cross location. All booking inquiries must be directed through the online reservation platform.
Evening slots near King’s Cross station typically fill quickly. Arriving during off-peak hours (before 18:00 or after 21:00) improves walk-in chances, though reservations remain the safest option for guaranteed seating.
Photos and Location Details for Flat Iron Kings Cross
Address and Transport Links
The restaurant sits at 47-51 Caledonian Road, positioned between King’s Cross station, the British Library, and St Pancras Hotel. The Regent’s Canal lies within walking distance. The venue is accessible on foot from King’s Cross and St Pancras International rail terminals.
Interior and Atmosphere
Design elements include exposed brick walls, warm wood finishes, and soft ambient lighting. The space accommodates solo diners through dedicated window seating and offers limited outdoor seating facing the street.
The restaurant operates across two floors. Window seating provides natural light for individual diners, while outdoor tables offer street-level dining during suitable weather.
Operating Hours
Weekday service runs from noon until 22:00 (Monday–Tuesday) or 22:30 (Wednesday–Thursday), extending to 23:00 on Fridays. Weekend hours begin earlier at 11:30, closing at 23:00 Saturday and 22:00 Sunday.
Other Flat Iron Locations Near Kings Cross
Flat Iron Kings Cross operates as one component of a national chain. Other London sites include Covent Garden and Soho, providing similar menu structures and pricing. The chain extends beyond the capital to Brighton, Bristol, Cambridge, Leeds, and Manchester.
Each location maintains the brand’s focus on value-driven British beef steaks served in casual, comfortable environments. The Kings Cross branch distinguishes itself through proximity to major transport hubs and cultural institutions like the The Ivy Tower Bridge area’s dining ecosystem, though occupying a more accessible price point than premium alternatives.
Development of the Flat Iron Chain
- Chain Establishment: Flat Iron launched as a value-focused steak concept targeting accessible pricing for quality British beef.
- London Expansion: Sites opened in Covent Garden and Soho, establishing the brand’s capital presence.
- Kings Cross Addition: The Caledonian Road location opened to serve the high-traffic King’s Cross regeneration area.
- National Growth: Expansion continued to Brighton, Bristol, Cambridge, Leeds, and Manchester.
Established Facts and Information Gaps
| Verified Information | Unclear or Unconfirmed |
|---|---|
| Exact address: 47-51 Caledonian Road, N1 9BU | Specific opening date for Kings Cross branch |
| Current menu prices (Flat Iron £15, Ribeye £20) | Direct telephone contact number |
| Operating hours for all seven days | Halal certification status |
| TripAdvisor ranking (#298 of 21,812) | Exact seating capacity |
| Walk-in acceptance policy | Reservation cancellation policies |
| Two-floor layout with outdoor seating | Future menu changes or seasonal specials |
King’s Cross Dining Context
The Caledonian Road location competes within a diverse hospitality zone. Nearby alternatives include Spiritland, which combines music venue operations with café culture, and The Lighterman, a King’s Cross pub offering food service. Both provide contrasting atmospheres to Flat Iron’s specialized steakhouse focus. The Kings Cross location, situated in a vibrant dining area, offers a specialized steakhouse experience that contrasts with nearby venues like Spiritland and The Lighterman, and you can find its menu and prices here: Меню та ціни Storebaug Gjestegard Moss.
The area has transformed significantly through regeneration projects, attracting commuters, students, and tourists through the adjacent rail terminals. This demographic mix supports venues ranging from rapid-service counters to extended-dining experiences, with Flat Iron occupying the middle ground through its sub-£20 mains and table service model.
Unlike delivery-dependent operations profiled in our Just Eat Delivery Driver coverage, Flat Iron maintains a dine-in only model, emphasizing the physical restaurant experience over remote ordering.
Reviews and Customer Feedback
“Exceptional service with friendly staff who explained the menu thoroughly. The Flat Iron steak was cooked perfectly, and the beef dripping chips were crispy and well-seasoned.”
— TripAdvisor review, 2025
“Cozy atmosphere with an inviting focus on steak. The value is outstanding for central London, though the no-reservation policy can mean queues during peak times.”
— TripAdvisor contributor feedback
Additional coverage on SquareMeal reinforces the consistent quality of service and food preparation across visits.
Planning Your Visit
Flat Iron Kings Cross offers a mid-range steakhouse option near major transport links, with the £15 signature dish representing significant value for the location. Visitors should book online to secure tables, particularly during evening service, or arrive early for walk-in availability. Those with specific dietary requirements, including Halal needs, should verify options directly with staff before visiting.
Frequently Asked Questions
Is Flat Iron Kings Cross Halal?
No Halal certification or options are mentioned in official menus or reviews. The restaurant focuses on British beef steaks without religious dietary certification.
Can I walk in to Flat Iron Kings Cross?
Yes, walk-ins are accepted, though availability is limited during peak hours. The restaurant offers window seating specifically for solo diners.
What is the Flat Iron Kings Cross phone number?
No direct telephone number is publicly listed for this location. Bookings must be made through the official website reservation system.
How much does a meal cost at Flat Iron Kings Cross?
Expect to pay £15–£30 per person, including a steak (£15–£24), one side (£4.5–£5.5), and a drink.
Does Flat Iron Kings Cross offer delivery?
The restaurant operates as a dine-in venue only. No delivery service is available through the official channels.
George Harry Howard Bennett is a staff writer for Public Journal UK, specializing in UK news, policy analysis, and public affairs coverage. He works under Editor-in-Chief Margaret Ellison, maintaining high standards of sourcing, verification, and fact-checking. Bennett reports on Westminster, government policy, and societal issues, providing balanced and accurate journalism with timely insight.