Cheap Flights from Ottawa to London — $306

Serving Gatineau, Quebec and western Ottawa, the airport primarily handles general aviation, flight training, charter and medevac operations, supporting private and regional travel.

Serves the national capital region with domestic and international flights, offering year‑round connections to major Canadian and US cities and easy access to downtown Ottawa.

Major international hub serving London with extensive long‑haul and short‑haul connections, multiple terminals, and frequent rail and bus links to the city center.

Serves the eastern Greater London area and Southend-on-Sea, offering domestic and limited international routes with a compact terminal and a dedicated rail link for convenient access to central London.

Serving London and the East of England about 50 km northeast of central London, it handles primarily low-cost and international flights. Frequent rail and coach links provide direct connections to central London and regional destinations.