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$995+ Cheap flights from Saint John (YSJ) to San Diego (SAN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — SAN
Aug 24 — Aug 311
Sun 8/24
Sun 8/31
1 adult, Economy
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Find flight deals from St John to San Diego

One-way flights from St John to San Diego
Search for one-way flight options from St John to San Diego. Find affordable one-way fares based on user searches. Data last updated August 19, 2025.

This Air Canada deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:55 amYSJ - SAN
1 stop9h 36mAir Canada
Deal found 8/19$995
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2612:00 pmYSJ - SAN
3 stops38h 39mMultiple Airlines
Deal found 8/19$1,023
This Air Canada deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/275:55 amYSJ - SAN
2 stops13h 55mAir Canada
Deal found 8/19$1,034
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:55 amYSJ - SAN
2 stops19h 29mUnited Airlines
Deal found 8/19$1,099
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/275:55 amYSJ - SAN
3 stops32h 58mUnited Airlines
Deal found 8/19$1,739

Cheapflights Fare Finder

 
Customize your flight search to find flights from St John to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 19, 2025.
Use the filters below to find and compare flights from Saint John to San Diego that are best for you.

Fly from

St John

Fly to

San Diego

Route

Depart

Return

Price

Saint JohnSan Diego

YSJ - SAN

YSJSAN

Saint John

Sat 9/27

5:55 am-11:31 am

1 stop9h 36m

$995

Saint JohnSan Diego

YSJ - SAN

YSJSAN

Saint John

Fri 9/26

5:55 am-11:31 am

1 stop9h 36m

$995

Saint JohnSan Diego

YSJ - SAN

YSJSAN

Saint John

Fri 9/26

12:00 pm-10:39 pm

3 stops38h 39m

$1,023

Saint JohnSan Diego

YSJ - SAN

YSJSAN

Saint John

Fri 9/26

5:55 am-9:24 pm

2 stops19h 29m

$1,099

Saint JohnSan Diego

YSJ - SAN

YSJSAN

Saint John

Sat 9/27

5:55 am-10:53 am

3 stops32h 58m

$1,739

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Best time to book a flight from St John to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from St John with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from St John to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from St John to San Diego that include hotel bookings?

    Yes. In addition to deals on St John to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St John to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St John to San Diego.

  • Can I find deals for business class flights from St John to San Diego?

    Yes. Cheapflights offers flight deals from St John to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Saint John to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Saint John to San Diego (average of $286). Flying from Saint John to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
La Mesa
Poway
National City
Lemon Grove
Imperial Beach
Alpine

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