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C$ 243+ 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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
— SFO
17 May — 24 May1
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 17 April 2026.

Wed 6/59:45 a.m.
YYZ
-
SFO
Nonstop5h 38m
Multiple Airlines
Wed 27/56:00 a.m.
SFO
-
YYZ
2 stops10h 55m
Multiple Airlines
Deal found 15/4C$ 394
Wed 6/511:10 p.m.
YYZ
-
SFO
2 stops25h 45m
WestJet
Wed 13/51:00 p.m.
SFO
-
YYZ
2 stops13h 10m
WestJet
Deal found 15/4C$ 395
Thu 23/712:40 p.m.
YYZ
-
SFO
2 stops12h 15m
WestJet
Mon 27/71:00 p.m.
SFO
-
YYZ
2 stops13h 10m
WestJet
Deal found 15/4C$ 396
Wed 19/89:00 a.m.
YYZ
-
SFO
1 stop10h 40m
WestJet
Sun 23/86:00 a.m.
SFO
-
YYZ
2 stops12h 35m
WestJet
Deal found 14/4C$ 398
Fri 11/96:10 p.m.
YHM
-
SFO
1 stop20h 50m
WestJet
Mon 14/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 14/4C$ 399
Wed 19/86:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Sun 30/86:00 a.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 14/4C$ 399
Tue 23/66:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Mon 29/66:00 a.m.
SFO
-
YYZ
2 stops10h 55m
WestJet
Deal found 14/4C$ 400
Tue 8/96:10 p.m.
YHM
-
SFO
1 stop25h 30m
WestJet
Sun 13/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 17/4C$ 402
Thu 11/612:40 p.m.
YYZ
-
SFO
2 stops12h 15m
WestJet
Thu 9/76:05 p.m.
SFO
-
YYZ
1 stop8h 40m
WestJet
Deal found 13/4C$ 402
Thu 2/712:40 p.m.
YYZ
-
SFO
2 stops12h 15m
WestJet
Thu 9/76:00 a.m.
SFO
-
YYZ
2 stops10h 55m
WestJet
Deal found 15/4C$ 403
Sun 23/86:10 p.m.
YHM
-
SFO
1 stop20h 50m
WestJet
Tue 8/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 15/4C$ 405
Mon 8/63:50 p.m.
YYZ
-
SFO
1 stop9h 05m
WestJet
Sun 12/76:05 p.m.
SFO
-
YYZ
1 stop9h 50m
WestJet
Deal found 13/4C$ 405

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 17 April 2026.

Round-trip from

C$ 394

One-way from

C$ 243

Popular in

December

Cheapest in

November

Average price

C$ 536
WestJet
  • WestJet
  • 6/5-27/5
  • 2 total stops
  • 16h 33m total
  • Toronto to San Francisco
Search Deals
WestJet
  • WestJet
  • 23/7
  • 1 total stop
  • 18h 20m total
  • Toronto to Palo Alto
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 17 April 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

Mon 20/7

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

1 stop28h 15m

San Francisco

Wed 29/7

6:05 p.m.-7:50 p.m.

1 stop22h 45m

C$ 446

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Sat 6/6

12:15 p.m.-6:49 p.m.

1 stop9h 34m

San Francisco

Mon 8/6

11:30 p.m.-10:06 a.m.

1 stop7h 36m

C$ 462

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Wed 24/6

2:55 p.m.-8:37 p.m.

1 stop8h 42m

San Francisco

Wed 1/7

5:05 a.m.-4:41 p.m.

1 stop8h 36m

C$ 472

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 19/8

8:10 a.m.-10:42 a.m.

Nonstop5h 32m

San Francisco

Wed 26/8

5:00 a.m.-4:40 p.m.

1 stop8h 40m

C$ 472

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Wed 10/6

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

1 stop23h 00m

San Francisco

Fri 26/6

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

1 stop10h 50m

C$ 479

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Mon 24/8

2:55 p.m.-8:30 p.m.

1 stop8h 35m

San Francisco

Mon 31/8

11:30 p.m.-10:06 a.m.

1 stop7h 36m

C$ 481

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Tue 25/8

12:15 p.m.-6:44 p.m.

1 stop9h 29m

San Francisco

Fri 28/8

10:35 p.m.-10:06 a.m.

1 stop8h 31m

C$ 481

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Mon 13/7

7:20 p.m.-1:57 a.m.

1 stop9h 37m

San Francisco

Sun 19/7

11:30 p.m.-10:06 a.m.

1 stop7h 36m

C$ 481

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Sun 23/8

2:55 p.m.-9:28 p.m.

1 stop9h 33m

San Francisco

Wed 26/8

5:05 a.m.-4:41 p.m.

1 stop8h 36m

C$ 481

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Fri 7/8

7:20 p.m.-1:57 a.m.

1 stop9h 37m

San Francisco

Mon 10/8

10:38 p.m.-10:06 a.m.

1 stop8h 28m

C$ 483

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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

When is the best time to book a flight to Palo Alto?

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Palo Alto. Price data was last updated on 10 April 2026.

To ensure you get the cheapest price possible for a flight to Palo Alto, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to Palo Alto?

On average, a flight from Toronto to Palo Alto takes 9 hours 19 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.

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 11 April 2026.

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

Weekly flight availability to Palo Alto

The most flights from Toronto to Palo Alto are scheduled on a Friday (24 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 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$ 116
Porter Airlines
Porter Airlines
From C$ 308
WestJet
WestJet
From C$ 110
Flair Airlines
Flair Airlines
From C$ 99

What are the cheapest airlines that fly to Palo Alto?

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

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).

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 17 April 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
435 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
435 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Transat
7.7
Good
536 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,604 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
WestJet
7.2
Good
3,321 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,934 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Crew

8.6

Entertainment

7.0

Overall

8.0

Comfort

8.0

Food

7.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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$ 294, however they can be found for as little as C$ 91.

  • 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 (2 hours 20 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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