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C$ 289+ Cheap flights to Palo Alto

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
— SFO
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to Palo Alto in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Palo Alto
Explore the most affordable flight options available to Palo Alto. Find the lowest fares based on data from user searches, with prices last updated on 27 July 2026.

Mon 12/106:00 a.m.
YYZ
-
SFO
1 stop9h 00m
WestJet
Wed 21/101:00 p.m.
SFO
-
YYZ
2 stops13h 10m
WestJet
Deal found 27/7C$ 440
Sun 6/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Multiple Airlines
Tue 15/96:00 a.m.
SFO
-
YYZ
1 stop9h 55m
Multiple Airlines
Deal found 27/7C$ 441
Tue 18/811:10 p.m.
YYZ
-
SFO
2 stops25h 45m
WestJet
Tue 25/81:00 p.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 27/7C$ 443
Wed 26/82:50 p.m.
YYZ
-
SFO
1 stop10h 05m
Multiple Airlines
Thu 10/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Multiple Airlines
Deal found 27/7C$ 444
Wed 7/108:40 p.m.
YKF
-
SFO
1 stop18h 20m
WestJet
Mon 12/106:00 a.m.
SFO
-
YKF
1 stop10h 50m
WestJet
Deal found 27/7C$ 446
Sun 11/103:50 p.m.
YYZ
-
SFO
1 stop9h 05m
WestJet
Thu 22/101:00 p.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 27/7C$ 446
Wed 9/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Multiple Airlines
Tue 15/91:00 p.m.
SFO
-
YYZ
1 stop9h 05m
Multiple Airlines
Deal found 27/7C$ 447
Sat 12/96:00 a.m.
YYZ
-
SFO
1 stop9h 00m
WestJet
Fri 25/91:00 p.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 26/7C$ 448
Wed 9/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Multiple Airlines
Wed 16/96:00 a.m.
SFO
-
YYZ
1 stop8h 10m
Multiple Airlines
Deal found 26/7C$ 450
Wed 16/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Multiple Airlines
Sat 3/101:00 p.m.
SFO
-
YYZ
1 stop9h 05m
Multiple Airlines
Deal found 26/7C$ 451
Wed 16/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Multiple Airlines
Mon 21/91:00 p.m.
SFO
-
YYZ
1 stop8h 10m
Multiple Airlines
Deal found 26/7C$ 454
Fri 30/109:50 a.m.
YYZ
-
SFO
Nonstop5h 55m
Air Transat
Thu 5/111:45 p.m.
SFO
-
YYZ
Nonstop4h 54m
Air Transat
Deal found 26/7C$ 456

Find flight deals to Palo Alto

Find the latest flights to Palo Alto in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 27 July 2026.

Round-trip from

C$ 446

One-way from

C$ 289

Popular in

July

Cheapest in

November

Average price

C$ 712
WestJet
  • WestJet
  • 7/10-12/10
  • 2 total stops
  • 29h 10m total
  • Toronto to San Francisco
Search Deals
WestJet
  • WestJet
  • 30/9
  • 1 total stop
  • 30h 45m total
  • Toronto to Palo Alto
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Palo Alto that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 27 July 2026.
Use the filters below to find and compare flights to Palo Alto that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Wed 14/10

8:40 p.m.-9:55 p.m.

1 stop28h 15m

San Francisco

Sun 18/10

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 461

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Sun 4/10

8:40 p.m.-9:55 p.m.

1 stop28h 15m

San Francisco

Mon 12/10

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 475

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Tue 29/9

8:40 p.m.-4:40 p.m.

1 stop23h 00m

San Francisco

Sat 3/10

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 485

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Mon 21/9

8:40 p.m.-12:00 p.m.

1 stop18h 20m

San Francisco

Sat 3/10

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 498

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Wed 9/9

8:40 p.m.-12:00 p.m.

1 stop18h 20m

San Francisco

Tue 15/9

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 506

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Fri 11/9

8:40 p.m.-12:00 p.m.

1 stop18h 20m

San Francisco

Mon 14/9

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 506

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Tue 15/9

6:10 p.m.-12:00 p.m.

1 stop20h 50m

San Francisco

Tue 20/10

6:00 a.m.-5:15 p.m.

1 stop8h 15m

C$ 508

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Thu 17/9

8:40 p.m.-12:00 p.m.

1 stop18h 20m

San Francisco

Mon 21/9

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 515

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Wed 16/9

8:40 p.m.-12:00 p.m.

1 stop18h 20m

San Francisco

Sat 3/10

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 518

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Wed 9/9

8:40 p.m.-12:00 p.m.

1 stop18h 20m

San Francisco

Mon 21/9

6:00 a.m.-7:50 p.m.

1 stop10h 50m

C$ 518

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/7

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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6

Best time to book a flight to Palo Alto

Have a flexible travel schedule? Discover the best time to fly to Palo Alto 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.

Cheapflights Insights

Everything you need to know about your flight to Palo Alto

How long is the flight to Palo Alto?

On average, a flight from Toronto to Palo Alto takes 10 hours 18 minutes. Flights to Palo Alto from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Palo Alto

The most flights from Toronto to Palo Alto are scheduled on a Monday (24 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (15 on average).

What are the most popular airlines that fly to Palo Alto?

The most popular airlines flying from Toronto to Palo Alto are Porter Airlines, Air Canada and United Airlines.

Air Canada
Air Canada
From C$ 131
Porter Airlines
Porter Airlines
From C$ 319
WestJet
WestJet
From C$ 121
United Airlines
United Airlines
From C$ 155

What are the cheapest airlines that fly to Palo Alto?

The cheapest airlines flying from Toronto to Palo Alto are Delta, WestJet and Porter Airlines.

Rainfall in Palo Alto by month

Plan your trip to Palo Alto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Palo Alto ranges from 0.0 - 112.0 mm per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit Palo Alto when rainfall is around 0.0 mm.

Temperature in Palo Alto by month

Plan your trip to Palo Alto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Palo Alto, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

When is the cheapest time to fly to Palo Alto?

Use this chart to determine the cheapest time to fly round-trip from Toronto to Palo Alto. Price data was last updated on 25 July 2026.

Users looking for the lowest fares to Palo Alto should consider flying on Wednesday at noon, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at noon, when prices are usually at their highest.

Reviews of airlines servicing Palo Alto

Get insights into the airlines that provide service to Palo Alto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Palo Alto. Reviews last updated 27 July 2026.
Read through reviews of airlines serving the United States, such as Porter Airlines,Air Transat, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
448 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Porter Airlines
8.0
Very good
448 reviews
Porter Airlines
8.0
Very good
448 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Air Transat
7.8
Good
568 reviews
Porter Airlines
8.0
Very good
448 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
United Airlines
7.4
Good
10,042 reviews
Porter Airlines
8.0
Very good
448 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
WestJet
7.2
Good
3,415 reviews
Porter Airlines
8.0
Very good
448 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Air Canada
7.1
Good
11,391 reviews
Porter Airlines
8.0
Very good
448 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

FAQs about flying to Palo Alto

  • Can I find cheaper flights to Palo Alto if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Palo Alto on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Palo Alto?

    Based on reviews from Cheapflights users, Flair Airlines is rated the highest out of the airlines that fly to Palo Alto.

  • How much is a round-trip flight to Palo Alto?

    A round-trip flight to Palo Alto will typically cost around C$ 239, however they can be found for as little as C$ 104.

  • Where does the fastest flight to Palo Alto depart from?

    For those looking to save time traveling to Palo Alto, Vancouver offers the quickest one-way flight (1 hour 22 minutes).

  • Does San Francisco have rental cars?

    Yes. Those touching down at San Francisco can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to San Francisco?

    Yes. San Francisco has hotels nearby for those requiring accommodations. Grand Hyatt At Sfo is the closest property to San Francisco (1.6 km away from San Francisco).

See more FAQs

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Certainly. Search results for flights to Palo Alto shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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