When is the cheapest time to fly from Toronto to London ?

The lowest fares are typically found in October 2026, with the best deals around THURSDAY, 1 Oct. Flying on WEDNESDAYs can help you save more, with prices starting from C$511.09.

Smart Tip: Based on recent data, the cheapest flights from YYZ to LHR are typically available on Thursday, 1 Oct.

Best tips to get cheap flights from Toronto to London

• Choose the cheapest days: Flights on Wednesdays are currently the most affordable for Toronto to London, based on recent trends.
• Book in advance: Prices are highly volatile right now, so booking 2–4 weeks in advance is strongly recommended to avoid sudden price increases.
• Avoid peak travel seasons: Prices tend to be highest in December 2026 . Try to travel during other months for better deals.
• Compare multiple airlines: Airlines like FI are currently offering lower fares on this route. Compare options to get the best deal.
• Be flexible with dates: Even shifting your travel by 1–2 days can significantly reduce ticket prices.
• Book early morning or late-night flights: These flights are often cheaper than peak-time departures.
• Set price alerts: Track fare changes and book when prices drop for YYZ to LHR flights.

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We analyze millions of flight prices daily to help you find the cheapest flights from Toronto to London . Our smart algorithms identify the best time to book, helping you save more on every trip.