$167 Cheap Flights from Hamilton (YHM) to San Diego (SAN)

View $167 flight on Wed, May 20, 2026Opens in a new window

Popular airlines from John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN)

Cheap Flights from Hamilton to San Diego (YHM-SAN)

Prices were available within the past 7 days and start at $167 for one-way flights and $1,794 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Tue, Dec 30 - Sat, Jan 3
YHM
Hamilton
SAN
San Diego
$1,794 Roundtrip, found 3 days ago
$1,794
Roundtrip
found 3 days ago
Select WestJet flight, departing Tue, Dec 30 from Hamilton to San Diego, returning Sat, Jan 3, priced at $1,794 found 3 days ago

Frequently asked questions

How much does a flight from John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN) cost?
Secure a cheap one-way flight from $167 or cheap return flight from $1,794 from John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN)?
Planning your trip for December may help you find better deals, as it's the cheapest month for flights between YHM and SAN. You'll typically find the lowest prices during the off-season.
Which airlines fly direct from John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN)?
Although Hamilton, ON (YHM-John C. Munro Hamilton Intl.) has no direct flights to San Diego Intl. Airport (SAN), other airports have nonstop options. Flying from Pearson Intl. Airport (YYZ) will get you to San Diego without any detours.
What is the cheapest airline that flies from John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest YHM to SAN flight.
How many flights per day from John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN)?
Direct flights from John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from YHM to SAN?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on a number of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN)?
To avoid potential delays on the John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN) route, travel before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN) last-minute?
Last-minute fares from YHM to SAN are typically more expensive. For the lowest prices, start looking for flights ahead of time. That being said, if you can play around with your travel dates, it's possible to find a cheap ticket right before your trip.
Is it cheaper to book a YHM to SAN flight and hotel package?
Compared with arranging hotels and flights separately, booking a YHM to SAN flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the hassle out of travel planning. Simply pick your flights and select from our extensive range of hotels, then customize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from John C. Munro Hamilton Intl. Airport (YHM) to San Diego Intl. Airport (SAN)?
Usually, it's possible to reschedule or cancel your YHM to SAN flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
John C. Munro Hamilton Intl.
Destination airport
San Diego Intl.
Roundtrip price
$1,793
Distance
2134 mi

Book with confidence

Hamilton to San Diego Flights

The cheapest times to fly from Hamilton to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hamilton to San Diego are during the month of December. You can find some of the cheapest flights from Hamilton to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hamilton to San Diego

Sunday is one of the best days to book for cheap flights from Hamilton to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Hamilton to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hamilton to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $167 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hamilton to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hamilton to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Hamilton to San Diego Flights

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*Available to One Key members.