Find flights
When to book
FAQs

Cheap flights from Toronto Region of Waterloo Intl Airport to San Diego from C$ 714

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
YKF — SAN
26 Nov — 3 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Region of Waterloo Intl to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Region of Waterloo Intl (YKF) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 October 2025.

Round-trip from

C$ 945

One-way from

C$ 848

Popular in

December

Cheapest in

April

Average price

C$ 539
WestJet
  • WestJet
  • 1/12-10/12
  • 3 total stops
  • 28h 44m total
  • Toronto to San Diego
Search Deals
WestJet
  • WestJet
  • 29/12
  • 2 total stops
  • 38h 45m total
  • Toronto to San Diego
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Region of Waterloo Intl to San Diego

Enter your travel dates to find the best prices.

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 27 October 2025.

Mon 1/126:20 a.m.YKF - SAN
2 stops14h 51mWestJet
Wed 10/1212:35 p.m.SAN - YKF
1 stop13h 53mWestJet
Deal found 26/10C$ 945
Tue 11/116:20 a.m.YKF - SAN
2 stops38h 51mWestJet
Tue 25/116:15 a.m.SAN - YKF
2 stops44h 13mWestJet
Deal found 26/10C$ 1,201
Sat 15/116:20 a.m.YKF - SAN
2 stops13h 20mWestJet
Sat 22/116:15 a.m.SAN - YKF
2 stops44h 13mWestJet
Deal found 25/10C$ 1,243
Sat 20/127:00 p.m.YKF - SAN
2 stops29h 38mWestJet
Thu 25/1211:16 a.m.SAN - YKF
2 stops15h 12mWestJet
Deal found 25/10C$ 1,287
Thu 13/116:20 a.m.YKF - SAN
2 stops19h 35mWestJet
Tue 18/114:07 p.m.SAN - YKF
2 stops34h 21mWestJet
Deal found 25/10C$ 1,306
Tue 23/126:20 a.m.YKF - SAN
2 stops14h 45mWestJet
Fri 26/1212:35 p.m.SAN - YKF
1 stop13h 53mWestJet
Deal found 26/10C$ 1,310
Tue 4/116:20 a.m.YKF - SAN
2 stops12h 59mWestJet
Mon 10/119:59 a.m.SAN - YKF
2 stops16h 29mWestJet
Deal found 25/10C$ 1,336
Mon 10/116:20 a.m.YKF - SAN
2 stops14h 49mWestJet
Thu 13/115:15 p.m.SAN - YKF
2 stops33h 13mWestJet
Deal found 27/10C$ 1,423
Thu 13/116:20 a.m.YKF - SAN
2 stops19h 35mWestJet
Mon 17/1112:35 p.m.SAN - YKF
1 stop13h 53mWestJet
Deal found 25/10C$ 1,458

Cheapflights Fare Finder

 
Customize your flight search to find flights from Region of Waterloo Intl to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 27 October 2025.
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

Region of Waterloo Intl

Fly to

San Diego

Route

Depart

Return

Price

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Mon 1/12

6:20 a.m.-6:11 p.m.

2 stops14h 51m

San Diego

Wed 10/12

12:35 p.m.-5:28 a.m.

1 stop13h 53m

C$ 945

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Sat 28/2

7:00 p.m.-11:47 a.m.

1 stop19h 47m

San Diego

Sun 8/3

12:35 p.m.-5:29 a.m.

1 stop13h 54m

C$ 952

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Fri 13/2

7:05 a.m.-6:56 p.m.

2 stops14h 51m

San Diego

Wed 18/2

12:35 p.m.-5:29 a.m.

1 stop13h 54m

C$ 1,145

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Sat 15/11

6:20 a.m.-4:40 p.m.

2 stops13h 20m

San Diego

Sat 22/11

6:15 a.m.-5:28 a.m.

2 stops44h 13m

C$ 1,243

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Sat 20/12

7:00 p.m.-9:38 p.m.

2 stops29h 38m

San Diego

Thu 25/12

11:16 a.m.-5:28 a.m.

2 stops15h 12m

C$ 1,287

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Tue 23/12

6:20 a.m.-6:05 p.m.

2 stops14h 45m

San Diego

Fri 26/12

12:35 p.m.-5:28 a.m.

1 stop13h 53m

C$ 1,310

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Thu 13/11

6:20 a.m.-10:55 p.m.

2 stops19h 35m

San Diego

Mon 17/11

12:35 p.m.-5:28 a.m.

1 stop13h 53m

C$ 1,458

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Thu 18/12

6:20 a.m.-6:13 p.m.

2 stops14h 53m

San Diego

Sat 3/1

6:20 a.m.-5:28 a.m.

2 stops44h 08m

C$ 1,464

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Thu 27/11

6:20 a.m.-6:43 p.m.

2 stops15h 23m

San Diego

Fri 28/11

12:35 p.m.-5:28 a.m.

1 stop13h 53m

C$ 1,469

TorontoSan Diego

YKF - SAN

YKFSAN

Toronto Region of Waterloo Intl

Tue 11/11

6:20 a.m.-12:01 p.m.

2 stops32h 41m

San Diego

Sat 15/11

9:59 a.m.-5:28 a.m.

2 stops40h 29m

C$ 1,489

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

Showing 1-10 of 14 results
1
2

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.
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

Find useful and relevant information for your journey from Region of Waterloo Intl to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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$ 945, WestJet can have you in San Diego from Toronto Region of Waterloo Intl Airport in 14h 51m. 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.

See more FAQs

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
La Mesa
Borrego Springs
El Cajon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Region of Waterloo Intl to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Los Angeles flights
Pearson Intl to Las Vegas flights
Pearson Intl to San Francisco flights
Pearson Intl to San Diego flights
Pearson Intl to Ontario flights
Toronto Island to Las Vegas flights
Toronto Island to Los Angeles flights
Toronto Island to San Francisco flights
Pearson Intl to Santa Ana flights
Pearson Intl to Palm Springs flights
Hamilton to Las Vegas flights
Region of Waterloo Intl to Los Angeles flights
Hamilton to Los Angeles flights
Pearson Intl to San Jose flights
Pearson Intl to Sacramento flights
Region of Waterloo Intl to Las Vegas flights
Hamilton to San Francisco flights
Pearson Intl to Fresno flights
Region of Waterloo Intl to San Francisco flights
Toronto Island to San Diego flights
Pearson Intl to Oakland flights
Region of Waterloo Intl to Palm Springs flights
Pearson Intl to Burbank flights
Hamilton to Palm Springs flights
Pearson Intl to Reno flights
Hamilton to San Diego flights
Hamilton to Santa Ana flights
Pearson Intl to Monterey flights
Hamilton to San Jose flights
Region of Waterloo Intl to San Jose flights
Pearson Intl to Santa Barbara flights
Pearson Intl to Tijuana flights
Pearson Intl to San Luis Obispo flights
Pearson Intl to Redding flights
Hamilton to Oakland flights
Pearson Intl to Medford flights
Pearson Intl to Long Beach flights
Region of Waterloo Intl to Sacramento flights
Pearson Intl to Santa Rosa flights
Hamilton to Sacramento flights
Hamilton to Burbank flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Region of Waterloo Intl to San Diego?

Cheapflights helps you search for flights from Region of Waterloo Intl to San Diego via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Region of Waterloo Intl to San Diego?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Diego from Region of Waterloo Intl.

Can Cheapflights find flights from Region of Waterloo Intl to San Diego with no change fees?

Yes! Cheapflights helps users easily find flights from Region of Waterloo Intl to San Diego with no change fees.

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

Yes, Cheapflights offers price alerts on Region of Waterloo Intl to San Diego flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.