Cheap flights from Ottawa to Portsmouth

To save on the cost of your flight from Ottawa to Portsmouth, book at least 46 days before your planned departure. Booking around this time can save you about 35% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 1,176 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 1,549.

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, November can be a great choice for travel to Portsmouth. Flights to Portsmouth from Ottawa in November are about C$ 1,023 on average during November, but can be found for as low as C$ 887.

When flying from Ottawa to Portsmouth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Located just 10.6 km from the city centre, Ottawa is the airport most travellers will use when flying to Portsmouth from Ottawa. Booking flights from Ottawa (YOW) to Portsmouth should be relatively easy as there are 0 daily outbound flights to Portsmouth from 9 different airlines.

Air Canada, Air France and KLM are the most popular airlines when flying from Ottawa to Portsmouth.

Looking at all options, your cheapest flight can be booked for C$ 927. While the most popular route (Ottawa - Southampton Eastleigh) can be booked for C$ 2,022 on average our data indicates C$ 2,028 when flying from Ottawa to Portsmouth.

YOW stands for Ottawa Airport, while LHR stands for London Heathrow Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: London Gatwick Airport (LGW), London Stansted Airport (STN), London City Airport (LCY), London Luton Airport (LTN), London Southend Airport (SEN).