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Cheap flights from Hamilton, ON to San Francisco from C$ 286

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
YHM — SFO
11 Jul — 18 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hamilton to San Francisco

Enter your travel dates to find the best prices.

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

Thu 6/86:10 p.m.
YHM
-
SFO
1 stop25h 30m
WestJet
Sun 9/86:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 9/6C$ 481
Wed 19/86:10 p.m.
YHM
-
SFO
1 stop20h 50m
WestJet
Thu 3/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 11/6C$ 482
Tue 21/76:10 p.m.
YHM
-
SFO
1 stop20h 50m
WestJet
Sat 25/76:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 11/6C$ 485
Wed 5/86:10 p.m.
YHM
-
SFO
1 stop25h 30m
WestJet
Wed 19/86:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 10/6C$ 488
Wed 26/86:10 p.m.
YHM
-
SFO
1 stop20h 50m
WestJet
Wed 2/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 7/6C$ 493
Thu 3/96:10 p.m.
YHM
-
SFO
1 stop25h 30m
WestJet
Mon 7/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 9/6C$ 499
Mon 12/106:10 p.m.
YHM
-
SFO
1 stop20h 50m
WestJet
Mon 19/106:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 9/6C$ 500
Thu 17/96:10 p.m.
YHM
-
SFO
1 stop30h 45m
WestJet
Mon 21/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 10/6C$ 502
Fri 11/96:10 p.m.
YHM
-
SFO
1 stop30h 45m
WestJet
Mon 14/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 10/6C$ 505
Thu 6/86:10 p.m.
YHM
-
SFO
1 stop30h 45m
WestJet
Thu 13/86:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 10/6C$ 507
Wed 12/86:10 p.m.
YHM
-
SFO
1 stop30h 45m
WestJet
Tue 8/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 10/6C$ 509
Wed 16/96:10 p.m.
YHM
-
SFO
1 stop20h 50m
WestJet
Mon 21/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 10/6C$ 510

Find flight deals from Hamilton to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Hamilton (YHM) to San Francisco (SFO). 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 June 2026.

Round-trip from

C$ 481

One-way from

C$ 286

Popular in

December

Cheapest in

November

Average price

C$ 615
WestJet
  • WestJet
  • 6/8-9/8
  • 2 total stops
  • 33h 45m total
  • Hamilton to San Francisco
Search Deals
WestJet
  • WestJet
  • 18/8
  • 1 total stop
  • 20h 50m total
  • Hamilton to San Francisco
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hamilton to San Francisco 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 June 2026.
Use the filters below to find and compare flights from Hamilton to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Wed 5/8

6:10 p.m.-4:40 p.m.

1 stop25h 30m

San Francisco

Wed 19/8

6:00 a.m.-5:15 p.m.

1 stop8h 15m

C$ 488

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Wed 9/9

6:10 p.m.-9:55 p.m.

1 stop30h 45m

San Francisco

Wed 16/9

6:00 a.m.-5:15 p.m.

1 stop8h 15m

C$ 505

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Thu 24/9

6:10 p.m.-12:00 p.m.

1 stop20h 50m

San Francisco

Thu 1/10

6:00 a.m.-5:15 p.m.

1 stop8h 15m

C$ 569

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Mon 21/9

6:10 p.m.-9:55 p.m.

1 stop30h 45m

San Francisco

Fri 25/9

6:00 a.m.-5:15 p.m.

1 stop8h 15m

C$ 606

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Fri 21/8

6:10 p.m.-12:00 p.m.

1 stop20h 50m

San Francisco

Sun 23/8

6:05 p.m.-5:15 p.m.

1 stop20h 10m

C$ 612
Quickest round-trip

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Wed 5/8

9:50 a.m.-9:55 p.m.

2 stops15h 05m

San Francisco

Wed 19/8

6:00 a.m.-5:15 p.m.

1 stop8h 15m

C$ 658

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Thu 24/9

7:00 a.m.-9:55 p.m.

2 stops17h 55m

San Francisco

Mon 28/9

6:00 a.m.-5:15 p.m.

1 stop8h 15m

C$ 691

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Sat 18/7

6:10 p.m.-12:00 p.m.

1 stop20h 50m

San Francisco

Tue 21/7

6:00 a.m.-5:15 p.m.

1 stop8h 15m

C$ 786

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Thu 23/7

6:10 p.m.-12:00 p.m.

1 stop20h 50m

San Francisco

Thu 30/7

6:00 a.m.-5:15 p.m.

1 stop8h 15m

C$ 836

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Fri 24/7

6:10 p.m.-9:55 p.m.

1 stop30h 45m

San Francisco

Mon 27/7

6:05 p.m.-5:15 p.m.

1 stop20h 10m

C$ 854

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Hamilton to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco 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 Francisco

What’s the top layover airport for flights from Hamilton, Ontario to San Francisco?

Share of one-stop round-trip flights from Hamilton, Ontario to San Francisco chosen by Cheapflights users in the past 12 months, using the same layover each way.

Calgary (YYC) – chosen by Cheapflights users on 75% of one-stop itineraries from Hamilton, Ontario to San Francisco on Cheapflights.

What’s the cheapest layover airport for flights from Hamilton, Ontario to San Francisco?

Average round-trip fare for 1-stop flights from Hamilton, Ontario to San Francisco, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 628.

What’s the fastest layover option from Hamilton, Ontario to San Francisco?

Shortest average travel time for 1-stop one-way flights from Hamilton, Ontario to San Francisco, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Calgary (YYC) have the shortest average one-way travel time for 1-stop routes: 8h 48m.

Which airport typically offers the quickest layover for flights from Hamilton, Ontario to San Francisco?

Average layover duration for 1-stop one-way flights from Hamilton, Ontario to San Francisco, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Calgary (YYC) offer the fastest connection on this route, with an average layover time of 1h 52m.

Related info for your journey

Find useful and relevant information for your journey from Hamilton to San Francisco. 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 Francisco?

    There are many flights that can get you from Hamilton, Ontario to San Francisco in 25h 30m. Fly via WestJet to get the fastest option. The distance from Hamilton, Ontario to San Francisco is about 3605 km.

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

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

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

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

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

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

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Burlingame
San Bruno
Roseville
Livermore
South San Francisco
Novato
Vallejo

Browse thousands of different options on Cheapflights for your next trip

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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 Francisco?

Cheapflights helps you search for flights from Hamilton to San Francisco via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to San Francisco from Hamilton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Hamilton to San Francisco flexibly with Cheapflights today.

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

Yes! Start tracking prices for Hamilton to San Francisco flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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