HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Hamilton

$144+ Cheap flights from San Diego (SAN) to Hamilton, ON (YHM)

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — YHM
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Diego to Hamilton with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Diego to Hamilton

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Hamilton (YHM). 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$286
(FlightHub)

One-way from

$144
(oojo)

Popular in

October

Cheapest in

March

Average price

$399
Provider with most accurate pricing for San Diego-Hamilton flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Hamilton flights.
Search Deals
From San Diego to Hamilton
Search Deals
One-way flight from San Diego to Hamilton
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from San Diego to Hamilton

Cheapest flights from San Diego to Hamilton
Explore the most affordable flight options available from San Diego to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This oojo deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/272:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Sat 5/26:10 pm
YHM
-
SAN
2 stops21h 03m
WestJet
Deal found 1/14$315
This oojo deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/22:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Sat 5/96:10 pm
YHM
-
SAN
2 stops21h 03m
WestJet
Deal found 1/14$340
This oojo deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/112:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Sat 6/136:10 pm
YHM
-
SAN
2 stops21h 03m
WestJet
Deal found 1/14$351
This oojo deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Sat 8/296:10 pm
YHM
-
SAN
1 stop22h 10m
WestJet
Deal found 1/14$353
This oojo deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/302:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Tue 5/56:10 pm
YHM
-
SAN
1 stop22h 10m
WestJet
Deal found 1/15$409
This oojo deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/202:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Wed 5/276:10 pm
YHM
-
SAN
2 stops21h 03m
WestJet
Deal found 1/15$418
This oojo deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/72:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Sun 5/106:10 pm
YHM
-
SAN
1 stop22h 10m
WestJet
Deal found 1/15$421
This FlightHub deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:05 pm
SAN
-
YHM
2 stops25h 05m
WestJet
Sun 5/316:10 pm
YHM
-
SAN
2 stops21h 03m
WestJet
Deal found 1/15$426
This Trip.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/272:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Thu 6/46:10 pm
YHM
-
SAN
1 stop22h 10m
WestJet
Deal found 1/15$428
This Trip.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/302:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Thu 8/66:10 pm
YHM
-
SAN
1 stop22h 10m
WestJet
Deal found 1/15$434

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Hamilton 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 2,558,603 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from San Diego to Hamilton that are best for you.

Fly from

San Diego

Fly to

Hamilton

Route

Depart

Return

Price

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Mon 4/27

2:05 pm-5:10 pm

1 stop24h 05m

Hamilton

Sat 5/2

6:10 pm-12:13 pm

2 stops21h 03m

$315

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Sat 5/2

2:05 pm-5:10 pm

1 stop24h 05m

Hamilton

Sat 5/9

6:10 pm-12:13 pm

2 stops21h 03m

$340

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Thu 6/11

2:05 pm-5:10 pm

1 stop24h 05m

Hamilton

Sat 6/13

6:10 pm-12:13 pm

2 stops21h 03m

$351

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Wed 7/8

2:05 pm-5:10 pm

1 stop24h 05m

Hamilton

Mon 7/13

6:10 pm-1:20 pm

1 stop22h 10m

$353

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Wed 6/17

2:05 pm-5:10 pm

1 stop24h 05m

Hamilton

Mon 6/22

6:10 pm-1:20 pm

1 stop22h 10m

$353

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Thu 4/30

2:05 pm-5:10 pm

1 stop24h 05m

Hamilton

Tue 5/5

6:10 pm-1:20 pm

1 stop22h 10m

$409

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Wed 5/20

2:05 pm-5:10 pm

1 stop24h 05m

Hamilton

Wed 5/27

6:10 pm-12:13 pm

2 stops21h 03m

$418

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Thu 5/28

2:05 pm-5:10 pm

1 stop24h 05m

Hamilton

Sun 5/31

6:10 pm-12:13 pm

2 stops21h 03m

$418

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Thu 5/7

2:05 pm-5:10 pm

1 stop24h 05m

$144

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Wed 7/8

2:05 pm-5:10 pm

1 stop24h 05m

$155

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 15 results
1
2

Compare providers for flights from San Diego to Hamilton

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Hamilton in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Hamilton, Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Diego-Hamilton, Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Diego-Hamilton, Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Hamilton, Ontario flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Hamilton, Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to Hamilton

Have a flexible travel schedule? Discover the best time to fly to Hamilton from San Diego 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 from San Diego to Hamilton

What is the cheapest month to book a flight from San Diego to Hamilton, Ontario?

Currently, June is the cheapest month in which you can book a flight from San Diego to Hamilton, Ontario (average of $74). Flying from San Diego to Hamilton, Ontario in September is currently the most expensive (average of $253). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

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

  • How long is the flight from San Diego to Hamilton, Ontario?

    Departing from San Diego to Hamilton, Ontario will take you 24h 05m. The distance between San Diego and Hamilton, Ontario is about 2133 mi.

  • Can I find deals for flights from San Diego to Hamilton that include hotel bookings?

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

  • How can I find direct flights from San Diego to Hamilton?

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

  • Can I find deals for business class flights from San Diego to Hamilton?

    Yes. Cheapflights offers flight deals from San Diego to Hamilton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Hamilton, Ontario?

    Currently, June is the cheapest month in which you can book a flight from San Diego to Hamilton, Ontario (average of $74). Flying from San Diego to Hamilton, Ontario in September is currently the most expensive (average of $253). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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 San Diego to Hamilton

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

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.