$165 Cheap American Airlines flights Montreal (YUL) to San Diego (SAN)

You’ll discover cheap return American Airlines flights from $271 from YUL to SAN by organizing your results from “Price (lowest to highest)” on Expedia. Or search for options from $165 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the most affordable months to travel to San Diego with American Airlines. You could also find excellent prices on return and one-way tickets in November.

Look for American Airlines flights from YUL to SAN about one month before you want to go. The cheapest time to book an international flight is generally 18 to 29 days ahead of your travel date when you can save 17% versus booking four to five months in advance. Regardless of itinerary or fare class, the best day of the week to book international airfare is usually Sunday. Friday can be the most expensive. Passengers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Select our “Nonstop” filter when looking for direct American Airlines flights from YUL to SAN. It’s also a great way to compare other airlines servicing the same direct route.

Sort your results by “Morning” and “Early Morning” to find the earliest flights from YUL to SAN. Taking off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Jump on an American Airlines flight from Pierre Elliott Trudeau Intl. Airport (YUL) to San Diego, and you’re most likely to come in to San Diego Intl. Airport (SAN). This is the airline’s primary hub in this destination.

You can usually reschedule or cancel your flight, although there may be additional fees if you booked more than 24 hours ago. Want to keep your options open? Apply the “Changes included” or “No cancel fee” filter to find flights that won’t penalize you if you need to alter your plans. To modify your booking, go to “Trips,” select your flight and click on “Manage Booking” for further information.