International route
Cheap flights from Toronto to San Francisco
Toronto Pearson International Airport (YYZ) to San Francisco International Airport (SFO). 2,254 miles, 5h 20m nonstop.
YYZ to SFO at a glance
Computed from airline schedules and the fares we track for this route. Refreshed several times a day.
- Distance
- 2,254 milesgreat-circle
- Typical flight time
- 5h 20mnonstop, gate to gate
- Nonstop airlines
- AADLUAWN11 airlinesAmerican, Delta, United
- Nonstop flights per day
- 18all airlines combined
- Cheapest month
- January 2027over the next six months
- Best day to fly
- Tuesday19% less than Friday
- Time difference
- 3h behindSan Francisco vs Toronto
Toronto to San Francisco
Round trips from $185
Per traveler, taxes and fees included. Lowest fare we found departs Tue, Jan 5.
Cheapest month: January 2027
See fares on these datesLock any fare free — pay only when you accept your last-minute deal
Or ask an agent on WhatsAppToronto to San Francisco fares by month
Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.
Airlines flying Toronto to San Francisco
11 airlines fly nonstop with 18 departures a day combined, plus 4 more with one stop.
- ASAlaska AirlinesoneworldNonstop · 3 flights a day · first checked bag from $35
- UAUnited AirlinesStar AllianceNonstop · 3 flights a day · first checked bag from $40
- WSWestJetNonstop · 3 flights a day · first checked bag from $35
- ACAir CanadaStar AllianceNonstop · 2 flights a day · first checked bag from $35
- AAAmerican AirlinesoneworldNonstop · 1 flight a day · first checked bag from $40
- MXBreeze AirwaysLow-costNonstop · 1 flight a day · first checked bag from $45
- DLDelta Air LinesSkyTeamNonstop · 1 flight a day · first checked bag from $35
- B6JetBlueNonstop · 1 flight a day · first checked bag from $40
- WNSouthwest AirlinesLow-costNonstop · 1 flight a day · first checked bag from $35
- NKSpirit AirlinesLow-costNonstop · 1 flight a day · first checked bag from $55
- SYSun Country AirlinesLow-costNonstop · 1 flight a day · first checked bag from $45
- AMAeroméxicoSkyTeamConnecting via MTY · first checked bag from $40
- F9Frontier AirlinesLow-costConnecting via DEN, LAS, MCO, PHL, ATL, PHX, CLE · first checked bag from $55
- VBVivaLow-costConnecting via MTY · first checked bag from $45
- Y4VolarisLow-costConnecting via TIJ · first checked bag from $45
Connecting options
Hubs where one airline can carry you on both legs, most choices first.
- Monterrey (MTY)AMVB2 airlines
- Denver (DEN)F91 airline
- Las Vegas (LAS)F91 airline
- Orlando (MCO)F91 airline
- Philadelphia (PHL)F91 airline
Which airport should I use?
Toronto has 2 airports and San Francisco has 3 airports. Fares can differ by $50 to $150 round trip between them, so check the alternatives before you book.
Other departure airports near Toronto
Tips for this route
- American, Delta, United and Southwest all fly YYZ to SFO nonstop, so compare the total with bags before picking the lowest base fare: the difference between a basic and a standard economy ticket is often less than one checked bag each way.
- January 2027 is the cheapest month to fly over the next six months, with round trips from $185; September 2026 is the most expensive at $246 and up, a difference of $61 per traveler.
- Departing on a Tuesday averages 19% less than a Friday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
- Book 6 to 12 weeks ahead; fares climb in the last three weeks and around holidays.
- San Francisco is 3 hours behind Toronto. A morning departure lands in San Francisco with most of the day left; an evening flight arrives close to local dinner time.
Destination guide
San Francisco: Fog, hills and the Golden Gate
San Francisco packs cable cars, the Golden Gate Bridge, Alcatraz and world-class food into 49 square miles. SFO is the main gateway; Oakland and San Jose are handy alternatives with lower fares on many routes.
Best time to visit: September and October are the warmest, clearest months. Spring (April–May) is green and mild. Summer fog ('Karl') keeps the coast cool; winter is rainy but inexpensive.
Flying the other way? San Francisco to TorontoFares, airlines and tips for SFO to YYZ.Ready to compare live fares?
See every airline on YYZ–SFO side by side with bags and seat rules spelled out.
Search Toronto to San FranciscoToronto to San Francisco: common questions
How long is the flight from Toronto to San Francisco?
A nonstop flight from Toronto (YYZ) to San Francisco (SFO) takes about 5h 20m gate to gate, covering 2,254 miles. Connecting itineraries add the layover, typically 2 to 5 hours more in total.
Which airlines fly nonstop from YYZ to SFO?
American Airlines, Delta Air Lines, United Airlines, Southwest Airlines, JetBlue, Alaska Airlines, Spirit Airlines, Sun Country Airlines, Breeze Airways, Air Canada and WestJet operate nonstop flights from Toronto (YYZ) to San Francisco (SFO), with 18 nonstop departures a day between them. One-stop options connect through MTY, DEN and LAS.
What is the cheapest month to fly from Toronto to San Francisco?
Over the next six months, January 2027 has the lowest round-trip fares from Toronto (YYZ) to San Francisco (SFO), starting at $185 per traveler including taxes and fees. Within any month, Tuesday departures average the lowest prices.
How far in advance should I book Toronto to San Francisco flights?
Book 6 to 12 weeks ahead; fares climb in the last three weeks and around holidays. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.
What is the time difference between Toronto and San Francisco?
San Francisco is 3 hours behind Toronto. YYZ is on America/Toronto time and SFO on America/Los Angeles time. Departure and arrival times in search results are always shown in local time at each airport.
Related routes
Other popular city pairs from the same departure city and to the same destination, with the lowest round-trip fares we found.
More flights from Toronto
All routesMore flights to San Francisco
All routes- New York to San FranciscoJFK → SFOfrom $239
- Chicago to San FranciscoORD → SFOfrom $159
- Los Angeles to San FranciscoLAX → SFOfrom $63
- Seattle to San FranciscoSEA → SFOfrom $80
- Honolulu to San FranciscoHNL → SFOfrom $243
- Vancouver to San FranciscoYVR → SFOfrom $107
- London to San FranciscoLHR → SFOfrom $513
- Paris to San FranciscoCDG → SFOfrom $508