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$167+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — YHM
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap 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 21, 2026.

This Trip.com deal was found by Cheapflights users on 1/20. 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 5/282:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Mon 6/16:10 pm
YHM
-
SAN
1 stop22h 10m
WestJet
Deal found 1/20$378
This oojo deal was found by Cheapflights users on 1/21. 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 5/272:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Sun 5/316:10 pm
YHM
-
SAN
2 stops21h 03m
WestJet
Deal found 1/21$432
This FlightHub deal was found by Cheapflights users on 1/19. 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.
Sat 5/22:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Sat 5/96:10 pm
YHM
-
SAN
2 stops21h 03m
WestJet
Deal found 1/19$435
This oojo deal was found by Cheapflights users on 1/19. 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
Tue 5/56:10 pm
YHM
-
SAN
1 stop22h 10m
WestJet
Deal found 1/19$442
This Trip.com deal was found by Cheapflights users on 1/18. 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 7/292:05 pm
SAN
-
YHM
1 stop24h 05m
WestJet
Tue 8/46:10 pm
YHM
-
SAN
1 stop22h 10m
WestJet
Deal found 1/18$524
This oojo deal was found by Cheapflights users on 1/19. 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 1/19$545
This oojo deal was found by Cheapflights users on 1/19. 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 1/19$557

Find 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 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$378
(Trip.com)

One-way from

$167
(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 ($66 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

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 21, 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

Wed 5/27

2:05 pm-5:10 pm

1 stop24h 05m

Hamilton

Sun 5/31

6:10 pm-12:13 pm

2 stops21h 03m

$432

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

$435

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Sat 5/2

2:05 pm-5:10 pm

1 stop24h 05m

Hamilton

Tue 5/5

6:10 pm-1:20 pm

1 stop22h 10m

$442

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

$545

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

$557

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Sun 7/19

2:05 pm-5:10 pm

1 stop24h 05m

Hamilton

Thu 7/30

6:10 pm-12:13 pm

2 stops21h 03m

$560

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

$570

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Tue 5/5

2:05 pm-5:10 pm

1 stop24h 05m

$179

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Wed 3/18

12:35 pm-5:16 pm

1 stop25h 41m

$211

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Wed 7/8

2:05 pm-5:10 pm

1 stop24h 05m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 13 results
1
2
  • Most accurate provider: When it comes to deals on San Diego-Hamilton, Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Hamilton, Ontario flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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

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