Find cheap flights from Ottawa to London Heathrow Airport from £326

LHR is the main and busiest airport in Greater London. It is an ideal destination for travelers travelling from Ottawa to London’s neighboring cities, such as Oxford and Cambridge. You will easily connect to Cambridge from LHR in 1h 56min via a subway train, while Oxford is a 59-minute ride away via National Express 757.

YOW is pet friendly. The airport has designated pet relief points on the landside and the airside. Before boarding your flight from YOW to LHR, you can take your household pet to the pet relief areas located past security near gate 18 and on landside near the Parkade’s south end in the passenger terminal’s Level 1,

From LHR, you will connect to the city center via a taxi, bus, coach, or a Heathrow Express train. Heathrow Express trains offer the fastest transport from LHR to the Paddington train station within the city center. If you depart from Terminals 2 and 3, your Heathrow Express train ride to the city center will averagely last in 15 minutes, while Terminals 4 and 5 take about 25 minutes. The Express trains to Paddington train station depart LHR every 15 minutes.

YOW is fully accessible to persons with various forms of disabilities. The airport’s terminals are fitted with braille signage for travelers with low vision. The elevators and the Parkade also feature voice announcements for the benefit of the visually impaired. The terminals further feature TTY phones and electronic signs that can benefit travelers with hearing impairments.

In the last 3 days, the lowest price for a flight from Ottawa to London Heathrow Airport was £406 for a one-way ticket and £756 for a return.

We unfortunately don’t have that data for this specific route.

Star Alliance is the only airline alliance operating flights between Ottawa and London Heathrow Airport.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ottawa to London Heathrow Airport.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Ottawa is likely to change within 7 days, so travellers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport with an airline and back to Ottawa with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Ottawa up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.