Cheap flights from Ottawa to Los Angeles from $186

The month of January is, on average, the cheapest month to fly to Los Angeles from Ottawa, with most prices found around $359. If you aren’t able to travel during the month of January, then book flights to Los Angeles from Ottawa during February instead. Flights to Los Angeles in February, while not as cheap as those in January, still average around $377.

You are more likely to see cheaper flights to Los Angeles from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to Los Angeles for around $442 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Los Angeles from Ottawa for as low as $359 on momondo.

You could potentially save up to 16% on your flight if you consider stops on a Ottawa to Los Angeles flight.

As of September 2026, prices for Ottawa to Los Angeles flights are approximately 31% more expensive when compared to flights at the same time last year.

United Airlines is the most popular carrier operating from Ottawa to Los Angeles

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Los Angeles from Ottawa according to our data. Air Canada is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Los Angeles. Keep in mind that there are 6 different airlines that fly to Los Angeles on a routine basis, so you have a few additional options to choose from.

Toronto (YYZ) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Flights via Chicago (ORD) offer the lowest average round-trip price of $660.

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 8h 24m.

Chicago (ORD) has the shortest average layover time for this route: 1h 25m.