Question 1

Why should I use momondo to find a flight deal to San Diego?

Accepted Answer

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Diego.

Question 2

Can I find flights to San Diego with flexible booking policies on momondo?

Accepted Answer

All flight searches to San Diego on momondo can be filtered to show those which offer flexible booking policies.

Question 3

How can momondo help me find flights to San Diego?

Accepted Answer

Once all potential San Diego flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

Question 4

I’m not ready to book a flight to San Diego right now. Can momondo alert me if prices change?

Accepted Answer

If you are simply researching potential flights to San Diego, momondo offers a useful price alert feature which will track prices for flights to San Diego and alert you when they change.

Question 5

When is the best time to plan a beach trip to San Diego?

Accepted Answer

August is widely considered the best time to visit San Diego to go to area beaches like Mission Beach. For those looking to visit another area beach, La Jolla Cove is a great option in the San Diego area.

Question 6

How far in advance should I book a flight to San Diego?

Accepted Answer

The best time to book a flight to San Diego from Canada is 69 days out, which is when prices tend to be around C$ 503. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Canada for as low as C$ 359 on momondo.

Question 7

Is there an alternative airport near San Diego?

Accepted Answer

Those flying to San Diego could potentially find better pricing at San Diego Carlsbad-Palomar Airport (47 km from San Diego city centre), Santa Ana J. Wayne/Orange Cnty Airport (126 km from San Diego city centre), Palm Springs Airport (138 km from San Diego city centre), Long Beach Municipal Airport (153 km from San Diego city centre) or Ontario Airport (155 km from San Diego city centre) depending on the month and departure airport.

Question 8

Is there a cheaper alternative to flying into San Diego?

Accepted Answer

With an average price of C$ 185 per person, Long Beach Municipal Airport is the cheapest airport to fly into when planning your trip to San Diego. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

Question 9

Which airlines fly to San Diego?

Accepted Answer

For flights from Canada to San Diego, most momondo users will book with popular airlines such as WestJet, Air Canada, United Airlines and Porter Airlines. Depending on what airport you fly from, you may have other airlines to choose from.

Question 10

Alaska Airlines Flights to San Diego

Accepted Answer

Alaska Airlines is a popular choice for users travelling to San Diego. It operates 56 flights every week to San Diego, most often flying from Dallas/Fort Worth. Alaska Airlines ticket prices will depend on when and where you need to fly from - deals as low as C$ 270 (from Edmonton) have been found by momondo users. In 10,000 reviews, momondo users have rated Alaska Airlines at an average score of 8.0/10.

Question 11

United Airlines Flights to San Diego

Accepted Answer

C$ 198 is the best round-trip United Airlines deal to San Diego found on momondo in the last few days. The deal departed from Edmonton. United Airlines has 39 flights to San Diego most weeks, with prices varying by availability. 8,916 momondo users have reviewed United Airlines, scoring the airline a 7.4/10 on average.

Question 12

When did momondo last update prices for flights to San Diego Airport?

Accepted Answer

Prices for flights to San Diego Airport were last updated today.

Question 13

How many operators does momondo search for flights to San Diego Airport?

Accepted Answer

As of August 2025, there are 15 operators available to choose from for flights to San Diego Airport.

Question 14

How old do you have to be to fly to San Diego Airport?

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to San Diego Airport.

Question 15

What documentation or ID do you need to fly to San Diego Airport?

Accepted Answer

The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Question 16

How far in advance should I book a flight to San Diego?

Accepted Answer

You are more likely to see cheaper flights to San Diego from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around C$ 486 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Canada for as low as C$ 430 on momondo.

Question 17

What is the cheapest time of day to depart on your flight to San Diego?

Accepted Answer

Flying to San Diego from Canada in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 477 when looking at flights departing in the morning. Flights to San Diego are more costly in the evening, with an average ticket price of C$ 790. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Question 18

What is the absolute cheapest flight to San Diego?

Accepted Answer

Users booking trips to San Diego from San Francisco found flights 78% cheaper than the average price of flights to San Diego. To find the cheapest price to San Diego from your area, use momondo’s Airport-to-Airport Pricing Tool.

Question 19

What is the cheapest month to fly to San Diego?

Accepted Answer

In general, April is the cheapest month to fly from Canada to San Diego. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 379. If you are unable to visit San Diego during the month of April, then departing from Canada during the month February is also very affordable. Most momondo users find prices during this month for around C$ 383.

Question 20

What is the cheapest day to depart on your flight to San Diego?

Accepted Answer

The cheapest day to depart on your flight to San Diego is on a Wednesday when prices can be found for as low as C$ 415. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to San Diego on Saturday is C$ 644.

Question 21

How long does it take to fly to San Diego?

Accepted Answer

Flight times from Canada to San Diego vary, but if you’re flying out of Toronto Pearson Intl and flying into San Diego (one of the most popular routes), then the duration is 5h 11m on average. Another popular route from Canada to San Diego is flying from Vancouver Intl to San Diego, which will take roughly 2h 59m. Keep in mind that layovers or delays could extend your travel time.

CHEAPEST MONTH TO FLY TO SAN DIEGO FROM TORONTO PEARSON INTL AIRPORT	January	30% cheaper	Flying from Toronto Pearson Intl Airport to San Diego costs on average just C$ 343 in January
MOST EXPENSIVE MONTH TO FLY TO SAN DIEGO FROM TORONTO PEARSON INTL AIRPORT	September	29% more expensive	It costs about C$ 629 for flights to San Diego from Toronto Pearson Intl Airport in September
MOST POPULAR MONTH TO FLY TO SAN DIEGO FROM TORONTO PEARSON INTL AIRPORT	December	216% more users visited	More momondo users searched in flights to San Diego from Toronto Pearson Intl Airport in December than any other month

Best One-Way Price	C$ 140
Best Round-Trip Price	C$ 224
Fastest flight time	3h 00m
Popular in	December

C$ 140 Cheap flights to San Diego

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to San Diego departing on 21/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Canada to San Diego

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Recent direct flight deals from Canada to San Diego

momondo Fare Finder

Use the filters below to find and compare flights to San Diego that are best for you.

See travel insights to San Diego from

San Diego flights insights and trends

Explore insights for your San Diego flight to craft the best travel plan

What is the cheapest month to fly to San Diego?

What is the absolute cheapest flight to San Diego?

Users booking trips to San Diego from San Francisco found flights 78% cheaper than the average price of flights to San Diego. To find the cheapest price to San Diego from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

What is the cheapest day to depart on your flight to San Diego?

What is the cheapest time of day to depart on your flight to San Diego?

How far in advance should I book a flight to San Diego?

How long does it take to fly to San Diego?

Cheapest flights to San Diego

Find the cheapest flights to San Diego from your nearest city or airport

Cheap San Diego flight deals and tips

Summary info about San Diego flight prices, duration and airlines

Best One-Way Price

Best Round-Trip Price

Fastest flight time

Popular in

Frequently asked questions about flying to San Diego

When is the best time to plan a beach trip to San Diego?

How far in advance should I book a flight to San Diego?

Is there an alternative airport near San Diego?

Is there a cheaper alternative to flying into San Diego?

When did momondo last update prices for flights to San Diego Airport?

How many operators does momondo search for flights to San Diego Airport?

How old do you have to be to fly to San Diego Airport?

What documentation or ID do you need to fly to San Diego Airport?

Travelling to a place near San Diego?

Why use momondo?

Why should I use momondo to find a flight deal to San Diego?

Can I find flights to San Diego with flexible booking policies on momondo?

How can momondo help me find flights to San Diego?

I’m not ready to book a flight to San Diego right now. Can momondo alert me if prices change?

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to San Diego

Popular Flights to San Diego

Popular routes according to searches in the past day on momondo