How long is the flight from Toronto Region of Waterloo Intl Airport to San Diego?

For as low as C$ 518, WestJet can have you in San Diego from Toronto Region of Waterloo Intl Airport in 20h 30m. The distance between Toronto Region of Waterloo Intl Airport and San Diego is about 3399 km.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 mm per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

What is the cheapest time of day to fly from YKF to SAN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Toronto Region of Waterloo Intl Airport to San Diego as you normally would.

What airport do you fly into for flights to San Diego from Toronto Region of Waterloo Intl?

Located just 4.2 km from the city centre, San Diego is the airport most travellers will use when flying to San Diego from Toronto Region of Waterloo Intl. Booking flights from Toronto Region of Waterloo Intl to San Diego (SAN) should be relatively easy as there are 0 daily inbound flights from Toronto Region of Waterloo Intl from 0 different airlines.

Can I find deals for flights from Region of Waterloo Intl to San Diego that include hotel bookings?

Yes. In addition to deals on Region of Waterloo Intl to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Region of Waterloo Intl to San Diego?

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

Can I find deals for business class flights from Region of Waterloo Intl to San Diego?

Yes. Cheapflights offers flight deals from Region of Waterloo Intl 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.

C$ 336+ Cheap Flights from Toronto Region of Waterloo Intl Airport to San Diego

Cheap flight deals from Region of Waterloo Intl to San Diego

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Region of Waterloo Intl to San Diego
Explore the most affordable flight options available from Region of Waterloo Intl to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Sat 3/108:40 p.m. -

1 stop20h 30m

Sun 18/103:30 p.m. -

1 stop25h 20m

Deal found 6/9C$ 518

Sun 4/107:05 p.m. -

2 stops22h 05m

Thu 15/103:30 p.m. -

1 stop25h 20m

Deal found 3/9C$ 637

Tue 29/98:40 p.m. -

1 stop20h 30m

Sun 18/103:30 p.m. -

1 stop25h 20m

Deal found 4/9C$ 744

Thu 10/98:40 p.m. -

1 stop20h 30m

Wed 23/93:30 p.m. -

1 stop25h 20m

Deal found 3/9C$ 764

Sat 3/108:40 p.m. -

1 stop20h 30m

Thu 15/103:30 p.m. -

1 stop25h 20m

Deal found 3/9C$ 788

Fri 11/96:05 a.m. -

1 stop11h 05m

Tue 15/93:30 p.m. -

1 stop25h 20m

Deal found 3/9C$ 868

Thu 1/108:40 p.m. -

1 stop20h 30m

Thu 15/103:30 p.m. -

1 stop25h 20m

Deal found 5/9C$ 970

Fri 25/98:40 p.m. -

1 stop20h 30m

Mon 28/97:04 p.m. -

2 stops21h 46m

Deal found 4/9C$ 983

Sun 4/108:40 p.m. -

1 stop20h 30m

Thu 15/103:30 p.m. -

1 stop25h 20m

Deal found 4/9C$ 1,003

Sun 20/98:40 p.m. -

1 stop20h 30m

Sun 18/103:30 p.m. -

1 stop25h 20m

Deal found 6/9C$ 1,006

Sat 26/98:40 p.m. -

1 stop20h 30m

Sat 3/103:30 p.m. -

1 stop25h 20m

Deal found 5/9C$ 1,008

Find flight deals from Region of Waterloo Intl to San Diego

Round-trip from	C$ 518
One-way from	C$ 336
Popular in	August
Cheapest in	April
Average price	C$ 784

WestJet
3/10-18/10
2 total stops
45h 50m total
Toronto to San Diego

Search Deals

4/10-31/12
3 total stops
48h 29m total
Toronto to San Diego

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (C$ 142 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Toronto Region of Waterloo Intl Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSan Diego

YKF Toronto Region of Waterloo Intl - SAN San Diego

YKFSAN

Toronto Region of Waterloo Intl

Sun 4/10

8:40 p.m.-6:09 p.m.

3 stops48h 29m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 336

TorontoSan Diego

YKF Toronto Region of Waterloo Intl - SAN San Diego

YKFSAN

Toronto Region of Waterloo Intl

Mon 19/10

7:05 p.m.-2:10 p.m.

2 stops22h 05m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 354

TorontoSan Diego

YKF Toronto Region of Waterloo Intl - SAN San Diego

YKFSAN

Toronto Region of Waterloo Intl

Mon 5/10

8:40 p.m.-2:10 p.m.

1 stop20h 30m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 361

TorontoSan Diego

YKF Toronto Region of Waterloo Intl - SAN San Diego

YKFSAN

Toronto Region of Waterloo Intl

Wed 14/10

7:05 p.m.-2:10 p.m.

2 stops22h 05m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 375

TorontoSan Diego

YKF Toronto Region of Waterloo Intl - SAN San Diego

YKFSAN

Toronto Region of Waterloo Intl

Mon 5/10

7:05 p.m.-2:10 p.m.

2 stops22h 05m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 379

Quickest round-trip

TorontoSan Diego

YKF Toronto Region of Waterloo Intl - SAN San Diego

YKFSAN

Toronto Region of Waterloo Intl

Thu 8/10

6:05 a.m.-2:10 p.m.

1 stop11h 05m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 379

TorontoSan Diego

YKF Toronto Region of Waterloo Intl - SAN San Diego

YKFSAN

Toronto Region of Waterloo Intl

Wed 7/10

8:40 p.m.-2:10 p.m.

1 stop20h 30m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 518

TorontoSan Diego

YKF Toronto Region of Waterloo Intl - SAN San Diego

YKFSAN

Toronto Region of Waterloo Intl

Sat 3/10

8:40 p.m.-2:10 p.m.

1 stop20h 30m

San Diego

Sun 18/10

3:30 p.m.-7:50 p.m.

1 stop25h 20m

C$ 518

TorontoSan Diego

YKF Toronto Region of Waterloo Intl - SAN San Diego

YKFSAN

Toronto Region of Waterloo Intl

Wed 21/10

8:40 p.m.-2:10 p.m.

1 stop20h 30m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 525

TorontoSan Diego

YKF Toronto Region of Waterloo Intl - SAN San Diego

YKFSAN

Toronto Region of Waterloo Intl

Tue 22/9

8:40 p.m.-2:10 p.m.

1 stop20h 30m

San Diego

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 527

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 22 resultsSorted by cheapest first

Best time to book a flight from Region of Waterloo Intl to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Region of Waterloo Intl with our price prediction graph.

YKF-SAN

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

What airport do you fly into for flights to San Diego from Toronto Region of Waterloo Intl?
Located just 4.2 km from the city centre, San Diego is the airport most travellers will use when flying to San Diego from Toronto Region of Waterloo Intl. Booking flights from Toronto Region of Waterloo Intl to San Diego (SAN) should be relatively easy as there are 0 daily inbound flights from Toronto Region of Waterloo Intl from 0 different airlines.
How long is the flight from Toronto Region of Waterloo Intl Airport to San Diego?
For as low as C$ 518, WestJet can have you in San Diego from Toronto Region of Waterloo Intl Airport in 20h 30m. The distance between Toronto Region of Waterloo Intl Airport and San Diego is about 3399 km.
Can I find deals for flights from Region of Waterloo Intl to San Diego that include hotel bookings?
Yes. In addition to deals on Region of Waterloo Intl to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Region of Waterloo Intl to San Diego?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Region of Waterloo Intl to San Diego.
Can I find deals for business class flights from Region of Waterloo Intl to San Diego?
Yes. Cheapflights offers flight deals from Region of Waterloo Intl 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.

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Can Cheapflights notify me if prices for flights from Region of Waterloo Intl to San Diego become cheaper?

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Cheap flights from Toronto Region of Waterloo Intl Airport to San Diego from C$ 336

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Region of Waterloo Intl to San Diego

Cheapest flights from Region of Waterloo Intl to San DiegoExplore the most affordable flight options available from Region of Waterloo Intl to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Explore the most affordable flight options available from Region of Waterloo Intl to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Best flights from Region of Waterloo Intl to San DiegoDiscover carefully curated flight deals from Region of Waterloo Intl to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Discover carefully curated flight deals from Region of Waterloo Intl to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Last-minute flights from Region of Waterloo Intl to San DiegoDiscover last-minute flight deals from Region of Waterloo Intl to San Diego. Data last updated 7 September 2026 and is based on user searches.

Discover last-minute flight deals from Region of Waterloo Intl to San Diego. Data last updated 7 September 2026 and is based on user searches.

One-way flights from Region of Waterloo Intl to San DiegoSearch for one-way flight options from Region of Waterloo Intl to San Diego. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Search for one-way flight options from Region of Waterloo Intl to San Diego. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Find flight deals from Region of Waterloo Intl to San Diego

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Use the filters below to find and compare flights from Toronto Region of Waterloo Intl Airport to San Diego that are best for you.

Best time to book a flight from Region of Waterloo Intl to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Region of Waterloo Intl with our price prediction graph.

Related info for your journey

What airport do you fly into for flights to San Diego from Toronto Region of Waterloo Intl?

How long is the flight from Toronto Region of Waterloo Intl Airport to San Diego?

Can I find deals for flights from Region of Waterloo Intl to San Diego that include hotel bookings?

How can I find direct flights from Region of Waterloo Intl to San Diego?

Can I find deals for business class flights from Region of Waterloo Intl to San Diego?

Travelling to a place near San Diego?

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Region of Waterloo Intl and San Diego flights

Browse other Region of Waterloo Intl and San Diego flight options. Last updated on 7 September 2026.

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Cheapest flights from Region of Waterloo Intl to San Diego
Explore the most affordable flight options available from Region of Waterloo Intl to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Best flights from Region of Waterloo Intl to San Diego
Discover carefully curated flight deals from Region of Waterloo Intl to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Last-minute flights from Region of Waterloo Intl to San Diego
Discover last-minute flight deals from Region of Waterloo Intl to San Diego. Data last updated 7 September 2026 and is based on user searches.

One-way flights from Region of Waterloo Intl to San Diego
Search for one-way flight options from Region of Waterloo Intl to San Diego. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.