Cheap Flights from Saint John (YSJ) to San Diego (SAN)

Popular airlines from Saint John, NB (YSJ) to San Diego Intl. Airport (SAN)

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Frequently asked questions

How much does a flight from Saint John Airport (YSJ) to San Diego Intl. Airport (SAN) cost?
Get a cheap one-way flight or cheap return flight from Saint John Airport (YSJ) to San Diego Intl. Airport (SAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Saint John Airport (YSJ) to San Diego Intl. Airport (SAN)?
is the cheapest month to fly from YSJ to SAN. Traveling outside of peak seasons is often the key to landing a great deal.
What is the cheapest airline that flies from Saint John Airport (YSJ) to San Diego Intl. Airport (SAN)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest YSJ to SAN flight.
How many flights per day from Saint John Airport (YSJ) to San Diego Intl. Airport (SAN)?
Direct flights from Saint John Airport (YSJ) to San Diego Intl. Airport (SAN) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from YSJ to SAN?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Saint John Airport (YSJ) to San Diego Intl. Airport (SAN)?
Book a flight from Saint John Airport (YSJ) to San Diego Intl. Airport (SAN) that takes off before 3 PM to reduce the likelihood of delays. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Saint John Airport (YSJ) to San Diego Intl. Airport (SAN) last-minute?
Holding off until right before your break to book a ticket from YSJ to SAN generally means paying more. While you might find some last-minute deals, they're not always guaranteed. Allow some flexibility in your schedule for the best chance of scoring a bargain.
Is it cheaper to book a YSJ to SAN flight and hotel package?
You'll generally save money by booking a YSJ to SAN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your ideal flights and accommodations, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Saint John Airport (YSJ) to San Diego Intl. Airport (SAN)?
In most cases, you can cancel or modify your YSJ to SAN flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you need more information, visit our Customer Service portal.

Travel information

Origin airport
Saint John
Destination airport
San Diego Intl.
Distance
2835 mi

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Saint John to San Diego Flights

The cheapest times to fly from Saint John to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Saint John to San Diego are during the month of . You can find some of the cheapest flights from Saint John to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Saint John to San Diego

Sunday is one of the best days to book for cheap flights from Saint John to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Saint John to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Saint John to San Diego in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Saint John to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Saint John to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Saint John to San Diego Flights

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*Available to One Key members.