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Cheap flights from Hamilton, ON to San Diego from C$ 297

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 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
YHM — SAN
10 Apr — 17 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hamilton to San Diego

Enter your travel dates to find the best prices.

Cheapest flights from Hamilton to San Diego
Explore the most affordable flight options available from Hamilton to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 March 2026.

Fri 1/56:10 p.m.
YHM
-
SAN
1 stop23h 00m
WestJet
Thu 7/53:30 p.m.
SAN
-
YHM
1 stop22h 45m
WestJet
Deal found 5/3C$ 489
Tue 5/56:10 p.m.
YHM
-
SAN
1 stop23h 00m
WestJet
Sat 9/53:30 p.m.
SAN
-
YHM
1 stop22h 45m
WestJet
Deal found 7/3C$ 627
Mon 27/46:10 p.m.
YHM
-
SAN
1 stop23h 00m
WestJet
Sat 2/53:30 p.m.
SAN
-
YHM
1 stop22h 45m
WestJet
Deal found 7/3C$ 629
Thu 30/46:10 p.m.
YHM
-
SAN
1 stop23h 00m
WestJet
Thu 7/53:30 p.m.
SAN
-
YHM
1 stop22h 45m
WestJet
Deal found 6/3C$ 630
Tue 2/66:10 p.m.
YHM
-
SAN
1 stop23h 00m
WestJet
Mon 8/63:30 p.m.
SAN
-
YHM
1 stop22h 45m
WestJet
Deal found 8/3C$ 672
Tue 1/96:10 p.m.
YHM
-
SAN
1 stop23h 00m
WestJet
Tue 22/93:30 p.m.
SAN
-
YHM
1 stop22h 45m
WestJet
Deal found 7/3C$ 686
Tue 23/66:10 p.m.
YHM
-
SAN
1 stop23h 00m
WestJet
Tue 30/63:30 p.m.
SAN
-
YHM
1 stop22h 45m
WestJet
Deal found 9/3C$ 687
Mon 25/56:10 p.m.
YHM
-
SAN
1 stop23h 00m
WestJet
Wed 3/63:30 p.m.
SAN
-
YHM
1 stop22h 45m
WestJet
Deal found 7/3C$ 690
Thu 22/106:10 p.m.
YHM
-
SAN
1 stop23h 00m
WestJet
Wed 28/1012:35 p.m.
SAN
-
YHM
1 stop25h 42m
WestJet
Deal found 10/3C$ 706

Find flight deals from Hamilton to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Hamilton (YHM) to San Diego (SAN). 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 11 March 2026.

Round-trip from

C$ 489

One-way from

C$ 297

Popular in

December

Cheapest in

April

Average price

C$ 492
WestJet
  • WestJet
  • 1/5-7/5
  • 2 total stops
  • 45h 45m total
  • Hamilton to San Diego
Search Deals
20/4
  • 20/4
  • 3 total stops
  • 39h 39m total
  • Hamilton to San Diego
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 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 Hamilton to San Diego 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 629,999 searches. Data last updated 11 March 2026.
Use the filters below to find and compare flights from Hamilton to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Fri 1/5

6:10 p.m.-2:10 p.m.

1 stop23h 00m

San Diego

Thu 7/5

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 489

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Mon 27/4

6:10 p.m.-2:10 p.m.

1 stop23h 00m

San Diego

Sat 2/5

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 629

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Tue 2/6

6:10 p.m.-2:10 p.m.

1 stop23h 00m

San Diego

Mon 8/6

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 672

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Tue 23/6

6:10 p.m.-2:10 p.m.

1 stop23h 00m

San Diego

Tue 30/6

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 705

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Fri 8/5

6:10 p.m.-2:10 p.m.

1 stop23h 00m

San Diego

Sun 10/5

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 787

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Sun 14/6

6:10 p.m.-2:10 p.m.

1 stop23h 00m

San Diego

Sun 28/6

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 866

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Tue 12/5

6:10 p.m.-2:10 p.m.

1 stop23h 00m

San Diego

Sun 17/5

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 866

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Sat 13/6

6:10 p.m.-2:10 p.m.

1 stop23h 00m

San Diego

Sat 27/6

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 891

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Thu 7/5

6:10 p.m.-2:10 p.m.

1 stop23h 00m

San Diego

Sun 10/5

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 891

HamiltonSan Diego

YHM - SAN

YHMSAN

Hamilton

Tue 1/9

6:10 p.m.-2:10 p.m.

1 stop23h 00m

San Diego

Fri 4/9

3:30 p.m.-5:15 p.m.

1 stop22h 45m

C$ 895

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/3

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Hamilton to San Diego

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

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

Currently, July is the cheapest month in which you can book a flight from Hamilton, Ontario to San Diego (average of C$ 130). Flying from Hamilton, Ontario to San Diego in November is currently the most expensive (average of C$ 352). 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.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated 11 March 2026.
Check out reviews from past customers who have flown with Air Canada from Hamilton to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,800 reviews
Check prices

Crew

7.8

Overall

7.1

Food

6.3

Boarding

7.3

Comfort

7.1

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Paula,Mar 2026

YVR - PSP

Everything was OK, but we waited on the tarmac for an hour and 20 minutes after landing because there was no available gate. This is a daily occurrence at the Palm Springs airport, and happens with Air Canada and WestJet constantly.
Air Canada
7.1
Good
10,800 reviews
Air Canada
7.1
Good
10,800 reviews
Check prices

Crew

7.8

Overall

7.1

Food

6.3

Boarding

7.3

Comfort

7.1

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Paula,Mar 2026

YVR - PSP

Everything was OK, but we waited on the tarmac for an hour and 20 minutes after landing because there was no available gate. This is a daily occurrence at the Palm Springs airport, and happens with Air Canada and WestJet constantly.

Related info for your journey

Find useful and relevant information for your journey from Hamilton to San Diego. 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 Hamilton, Ontario to San Diego?

    A quick flight from Hamilton, Ontario to San Diego can take about 23h. WestJet provides one of the quickest options available for as low as C$ 489. There are 3433 km between Hamilton, Ontario and San Diego.

  • What is the cheapest airline to fly from Hamilton, Ontario to San Diego round-trip?

    According to our current data, Air Canada (C$ 232), offers the cheapest pricing from Hamilton, Ontario to San Diego.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hamilton to San Diego 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 Hamilton, Ontario to San Diego?

    Currently, July is the cheapest month in which you can book a flight from Hamilton, Ontario to San Diego (average of C$ 130). Flying from Hamilton, Ontario to San Diego in November is currently the most expensive (average of C$ 352). 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

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
La Mesa
Borrego Springs

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Top airline flying from Hamilton to San Diego

Discover the top airline that operate flights from Hamilton to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 11 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 232AverageC$ 458FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Hamilton to San Diego?

Deals for Hamilton to San Diego flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Hamilton to San Diego?

Cheapflights simply makes it quick and affordable to book flights from Hamilton to San Diego by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Hamilton to San Diego with no change fees?

Certainly. Search results for flights to San Diego from Hamilton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Hamilton to San Diego become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Diego from Hamilton today and book when prices fit your budget.

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