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$158+ 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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — YHM
Apr 5 — Apr 121
Sun 4/5
Sun 4/12
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 March 6, 2026.

This oojo deal was found by Cheapflights users on 3/5. 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.
Fri 5/13:30 pm
SAN
-
YHM
1 stop22h 45m
WestJet
Mon 5/46:10 pm
YHM
-
SAN
1 stop23h 00m
WestJet
Deal found 3/5$404
This oojo deal was found by Cheapflights users on 3/2. 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 5/23:30 pm
SAN
-
YHM
1 stop22h 45m
WestJet
Tue 5/56:10 pm
YHM
-
SAN
1 stop23h 00m
WestJet
Deal found 3/2$424
This FlightHub deal was found by Cheapflights users on 3/2. 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.
Fri 5/153:30 pm
SAN
-
YHM
1 stop22h 45m
WestJet
Sun 5/246:10 pm
YHM
-
SAN
1 stop23h 00m
WestJet
Deal found 3/2$426
This oojo deal was found by Cheapflights users on 3/4. 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.
Tue 9/153:30 pm
SAN
-
YHM
1 stop22h 45m
WestJet
Sat 9/196:10 pm
YHM
-
SAN
1 stop23h 00m
WestJet
Deal found 3/4$436
This oojo deal was found by Cheapflights users on 3/5. 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.
Tue 9/83:30 pm
SAN
-
YHM
1 stop22h 45m
WestJet
Mon 9/146:10 pm
YHM
-
SAN
1 stop23h 00m
WestJet
Deal found 3/5$454
This oojo deal was found by Cheapflights users on 3/2. 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 5/163:30 pm
SAN
-
YHM
1 stop22h 45m
WestJet
Mon 5/256:10 pm
YHM
-
SAN
1 stop23h 00m
WestJet
Deal found 3/2$455
This FlightHub deal was found by Cheapflights users on 3/5. 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 7/163:30 pm
SAN
-
YHM
1 stop22h 45m
WestJet
Mon 7/206:10 pm
YHM
-
SAN
1 stop23h 00m
WestJet
Deal found 3/5$456
This oojo deal was found by Cheapflights users on 3/3. 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 6/183:30 pm
SAN
-
YHM
1 stop22h 45m
WestJet
Mon 6/226:10 pm
YHM
-
SAN
1 stop23h 00m
WestJet
Deal found 3/3$458
This WestJet deal was found by Cheapflights users on 3/4. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:30 pm
SAN
-
YHM
1 stop22h 45m
WestJet
Sun 9/136:10 pm
YHM
-
SAN
1 stop23h 00m
WestJet
Deal found 3/4$470
This FlightHub deal was found by Cheapflights users on 3/2. 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.
Fri 5/153:30 pm
SAN
-
YHM
1 stop22h 45m
WestJet
Mon 5/256:10 pm
YHM
-
SAN
1 stop23h 00m
WestJet
Deal found 3/2$476
This oojo deal was found by Cheapflights users on 3/3. 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 6/253:30 pm
SAN
-
YHM
1 stop22h 45m
WestJet
Sun 6/286:10 pm
YHM
-
SAN
1 stop23h 00m
WestJet
Deal found 3/3$535
This Kiwi.com deal was found by Cheapflights users on 3/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:02 pm
SAN
-
YHM
1 stop13h 18m
Multiple Airlines
Mon 4/138:15 am
YHM
-
SAN
2 stops31h 20m
Multiple Airlines
Deal found 3/3$545

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 March 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$404
(oojo)

One-way from

$158
(Trip.com)

Popular in

December

Cheapest in

April

Average price

$301
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. 11% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 6, 2026.
Use the filters below to find and compare flights from San Diego to Hamilton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Fri 6/5

3:30 pm-5:15 pm

1 stop22h 45m

Hamilton

Mon 6/8

6:10 pm-2:10 pm

1 stop23h 00m

$455

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Thu 6/18

3:30 pm-5:15 pm

1 stop22h 45m

Hamilton

Tue 6/23

6:10 pm-2:10 pm

1 stop23h 00m

$458

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Thu 7/16

3:30 pm-5:15 pm

1 stop22h 45m

Hamilton

Wed 7/22

6:10 pm-2:10 pm

1 stop23h 00m

$458
Quickest round-trip

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Thu 4/9

10:02 pm-2:20 pm

1 stop13h 18m

Hamilton

Mon 4/13

8:15 am-12:35 pm

2 stops31h 20m

$545

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Thu 5/14

3:30 pm-5:15 pm

1 stop22h 45m

Hamilton

Mon 5/18

6:10 pm-2:10 pm

1 stop23h 00m

$562

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Fri 5/1

3:30 pm-5:15 pm

1 stop22h 45m

Hamilton

Wed 5/6

6:10 pm-2:10 pm

1 stop23h 00m

$566

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Thu 5/14

3:30 pm-5:15 pm

1 stop22h 45m

Hamilton

Mon 5/18

5:45 pm-2:10 pm

2 stops23h 25m

$580

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Thu 7/30

3:30 pm-5:15 pm

1 stop22h 45m

Hamilton

Mon 8/3

6:10 pm-2:10 pm

1 stop23h 00m

$612

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Thu 7/9

3:30 pm-5:15 pm

1 stop22h 45m

Hamilton

Wed 7/15

6:10 pm-2:10 pm

1 stop23h 00m

$612

San DiegoHamilton

SAN - YHM

SANYHM

San Diego

Fri 8/14

3:30 pm-5:15 pm

1 stop22h 45m

Hamilton

Mon 8/17

6:10 pm-2:10 pm

1 stop23h 00m

$613

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 20 resultsSorted by cheapest first
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 $76). 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 22h 45m. 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 $76). 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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