$223 Cheap Delta flights Toronto (YYZ) to San Francisco (SFO)

View $223 flight on Sun, Aug 31, 2025Opens in a new window

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$223 Cheap Delta flights Toronto (YYZ) to San Francisco (SFO)

Prices were available within the past 7 days and start at $223 for one-way flights and $324 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Oct 25 - Mon, Nov 3
YYZ
Toronto
SFO
San Francisco
$324 Roundtrip, found 3 days ago
$324
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Oct 25 from Toronto to San Francisco, returning Mon, Nov 3, priced at $324 found 3 days ago
Flights from Toronto (YYZ) to San Francisco (SFO)
Origin airport
Pearson Intl.
Destination airport
San Francisco Intl.
Airlines serving
Air Canada, Air Transat, Alaska Airlines, American Airlines, Delta, Porter Airlines, United, WestJet
Popular airline
WestJet
Distance
2255 mi
Average flight time
2 hours 35 mins

Frequently asked questions

How much is a Delta Air Lines flight from Pearson Intl. Airport (YYZ) to San Francisco Intl. Airport (SFO)?
Set the "Price (lowest to highest)" filter on Expedia to search for cheap Delta Air Lines round-trip flights from $324 from YYZ to SFO. Affordable one-way tickets from $223 are available as well.**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.
What is the cheapest month to fly from YYZ to SFO with Delta Air Lines?
Look for return or one-way flights to San Francisco in February or April. You could find a cheap fare with Delta Air Lines during these quieter months.
What is the cheapest time to book flights from Pearson Intl. Airport (YYZ) to San Francisco Intl. Airport (SFO) with Delta Air Lines?
Check for Delta Air Lines flights from YYZ to SFO about one month before you want to leave. The cheapest time to book an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. Regardless of fare class or itinerary, the best day of the week to book international airfare is usually Sunday. Friday is often the most expensive. Travelers who book 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.
Does Delta Air Lines fly nonstop from Pearson Intl. Airport (YYZ) to San Francisco Intl. Airport (SFO)?
To figure out if there's a direct route from YYZ to SFO with Delta Air Lines or another airline, select the "Nonstop" filter when searching for flights.
What is the earliest Delta Air Lines flight from YYZ to SFO?
To find the earliest departures from YYZ to SFO with Delta Air Lines, sort your results by "Early Morning" and "Morning." Choosing an early flight usually means you're less likely to experience cancellations.**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.
What airports does Delta Air Lines fly into in San Francisco?
Delta Air Lines flights from Pearson Intl. Airport (YYZ) to San Francisco come in to San Francisco Intl. Airport (SFO). This is the main entry point here.
Why fly with Delta Air Lines from YYZ to SFO?
With a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is the leading choice for many travelers flying from YYZ to SFO. Plus, if you're a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be used on future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Pearson Intl. Airport (YYZ) to San Francisco Intl. Airport (SFO)?
Depending on your fare type, a fee will generally apply if you cancel or change your flight more than 24 hours after it has been confirmed. To secure flexible fares, select our "No cancel fee" or "Changes included" filter when searching for flights. For more information on modifying or canceling your reservation, head to "Trips," select your flight and click on "Manage Booking."

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