Cheap Flights from Ottawa to San Diego

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Compare Ottawa to San Diego flight deals

Find the cheapest month or even day of the year to fly to San Diego

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Flight deals from Ottawa to San Diego

Looking for a cheap last-minute deal or the best return flight from Ottawa to San Diego? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Ottawa to San Diego

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ottawa to San Diego flights are currently cheapest in August.

Alternative Ottawa to San Diego routes

Looking for the cheapest, fastest or easiest route from Ottawa to San Diego? You could fly into the following airports instead.

Ottawa to San Diego: Flight information

The things to know before you go.
Cheapest flight foundRs42,482
Cheapest month to flyAugust

Finding cheap flights from Ottawa to San Diego: Frequently asked questions

There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
The best price we found for a return flight from Ottawa to San Diego is Rs76,918. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Ottawa to San Diego. But we found flights with one or more stops from Rs76,918.
As of June 2025, there are no flights flying from Ottawa to San Diego.
The cheapest month to fly from Ottawa to San Diego is usually June 2025.
If you're flying from Ottawa, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from Rs76,918.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Ottawa to San Diego on Wednesday, 9 July 2025.
No airlines currently offer direct flights between Ottawa and San Diego. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 19°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
The cheapest airline that flies to San Diego is United .

Travelling from Ottawa to San Diego: what you need to know

  • Ottawa/Macdonald-Cartier International Airport (YOW) is Ottawa's main airport. Check out your options for reserving a flight from Ottawa to San Diego jetting off from here.

  • Touch down at San Diego International Airport (SAN), the primary gateway of San Diego.

  • To ensure you board your Ottawa to San Diego flight, leave plenty of time for things like check-in and baggage drop. Turning up two hours ahead of international departures and an hour before domestic flights is the general rule to follow.

  • Heading off during a peak period like public or school holidays? Expect longer queues at security and check-in. To be on the safe side, arrive up to four hours before international flights and two hours ahead of domestic departures.

How to find the cheapest flights from Ottawa to San Diego

  • To find cheap Ottawa to San Diego flights, book as early as you can. Airlines generally offer their most competitively priced fares when tickets are first released.

  • If you're willing to be flexible with your travel plans, use the 'Whole month' tool. It'll show you the lowest price across the month when looking for your plane ticket from Ottawa to San Diego.

  • Getting a cheap flight from Ottawa to San Diego is a breeze with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know as soon as the price has dropped.

  • Tailor your travel plans using filters. Choose your departure and arrival times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Cheapest' or 'Best' Ottawa to San Diego flights.

Flying from Ottawa

Ottawa/Macdonald-Cartier International Airport (YOW)

  • YOW is about 11 kilometres from central Ottawa. If you're catching a cab, ride-sharing or driving from the centre, it'll take 20 minutes or so to get there, depending on traffic conditions. If you're taking public transport, expect the travel time to be around 45 minutes.

  • In search of a handy hotel close to Ottawa/Macdonald-Cartier International Airport? If you're boarding an early flight from Ottawa to San Diego, these stays will put you moments from check-in:

  • Of all flights departing from Ottawa/Macdonald-Cartier International Airport, 58.21% arrive as scheduled at their destination.

  • You'll find YOW at 50 Airport Road.

Arriving in San Diego

San Diego International Airport (SAN)

  • San Diego International Airport (SAN) to central San Diego takes about 10 minutes by car. The centre is roughly 3 kilometres away.

  • Getting to the centre on public transport takes roughly 20 minutes.

  • The last thing you want is a lengthy journey to your hotel if you're landing late on a flight from Ottawa to San Diego. Reserve one of these accommodation options near SAN instead:

  • Hit the road running by picking up a San Diego International Airport rental car. Grab your wheels from Thrifty, Dollar or Budget to explore San Diego and beyond.

  • To get the best deal, book your vehicle from San Diego International Airport around two weeks ahead of your Ottawa to San Diego flight.

  • SAN is situated at N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • Central San Diego is about 48 kilometres from McClellan-Palomar Airport (CLD). After your flight from Ottawa to San Diego has touched down and you've made your way out of the airport, expect a drive of around 40 minutes.

  • If you travel by public transport, you'll get to the city centre in 2 hours 15 minutes or so.

  • No need to worry about public transport schedules or waiting in a long cab line. Pick up a McClellan-Palomar Airport rental car and let the journey unfold your way. Compare availability and rates from Budget, Hertz and Avis.

  • Generally speaking, the sooner you book, the better the prices and selection of vehicles. Reserve your ride from CLD as soon as you've confirmed your plans.

Best time to go to San Diego

  • July is the busiest month for flights from Ottawa to San Diego. To escape the crowds, visit San Diego in May.

  • Before locking in your Ottawa to San Diego tickets, think about the weather you're most comfortable in. August is the warmest month in San Diego, with temperatures ranging from 17ºC to 28ºC.

  • For cooler conditions, look for a cheap flight from Ottawa to San Diego in February when temperatures average between 7ºC and 23ºC.

More about San Diego

  • Start your San Diego trip right by choosing the perfect place to stay. Once you've booked your flight from Ottawa to San Diego, check out our selection of accommodation options including:

  • There are so many things to do and see in this city it can be difficult to know where to start. San Diego Zoo, USS Midway Museum and SeaWorld San Diego are top attractions which should feature on any well-planned San Diego itinerary.

Explore more of United States

  • Los Angeles is just one of the many places in United States waiting to be discovered once you've seen San Diego. Around 177 kilometres to the north-west, check out popular attractions including Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • If you want to check out another major stop in United States, head for Phoenix, about 483 kilometres east of San Diego. Desert Botanical Garden, Heard Museum and Papago Park are key highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.