Restaurant

Flash Burger

Name: Flash Burger
Address: 9221 Rue de Grosbois, Montreal, QC, H1K 4N6, CA
Telephone: +1-4383803738
Price range: $ & $$
Rating: 4.5

Mercier-Hochelaga-Maisonneuve

$ & $$

CLOSEDOpens Today at 12 pm

Monday	12 pm - Midnight
Tuesday	12 pm - Midnight
Wednesday	12 pm - Midnight
Thursday	12 pm - Midnight
Friday	3 pm - 2 am
Saturday	12 pm - 2 am
Sunday	12 pm - Midnight

Burgers Sandwiches

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9221 Rue de Grosbois, Montreal, H1K 4N6

Mercier-Hochelaga-Maisonneuve

(438) 380-3738

Amenities, services & more

Delivery Online Ordering Parking Available Takeout Available

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Reviews for Flash Burger

Food

Service

on Google4.5 (300+)

*as of 2026-04-15

4.5 159 ratings

5★

75%

4★

3★

2★

10%

1★

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Reviews often mention

Display All burger(30) halal(9) prix(7) conseille(5) frite(5) qualite(4) sauce(4) boisson(4) poutine(4) emporter(3) propre(3) taco(3)

Review Summary

Reviews portray Flash Burger as a popular, good value option with flavorful burgers, generous portions, and a variety of tempting choices such as the BodyBurger; many praise the Algerian sauce for fries and the overall comforting eating experience. The atmosphere is described as sometimes heavy or not very inviting, though staff are often noted as friendly and courteous. Several comments mention fast, satisfying takeout experiences that feel hearty and allow diners to slow down and enjoy the moment, while others flag occasional slow service, miscommunications about hours, or online ordering issues. Overall, the burgers win high marks for taste and price, making Flash Burger a go-to for Montreal locals, even as a few visits highlight room for improvement in service consistency.

Page 1 of 1 - 4 Reviews

Denis

5.0

Je viens d'essayer l'hamburger style'BigMac' & la poutine... pas déçu du tout !!!

Jul 26, 2025

on Google

IGAMS

3.0

La poutine est trop bonne mais le tacos est nul à chier. Prenez pas tacos chez eux

Apr 4, 2025

on Google

William

5.0

Bon burger & bonne poutine. Excellente portion!

Nov 5, 2023

on Google

Hugo

4.0

Bon burger halal avec une portion de poutine généreuse.

Aug 30, 2023

on Google

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Review Summary