In terms of precipitation, rainfall in San José ranges from 0.0 - 300.0 mm per month. September is typically the wettest month, when rainfall can reach 300.0 mm. February is typically the driest time to visit San José when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San José, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 18.0 C).

What is the cheapest time of day to fly from YHM to SJO?

When flying from Hamilton, Ontario to San José, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Hamilton to San José?

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

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

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

C$ 376+ Cheap Flights from Hamilton, ON to San José

Cheap flight deals from Hamilton to San José

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Hamilton to San José
Explore the most affordable flight options available from Hamilton to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Sun 22/116:20 a.m. -

1 stop9h 51m

Sun 29/111:16 p.m. -

1 stop9h 47m

Deal found 5/9C$ 1,278

Sat 17/1011:45 a.m. -

3 stops26h 20m

Mon 21/121:16 p.m. -

1 stop10h 32m

Deal found 7/9C$ 1,294

Fri 20/118:00 a.m. -

2 stops29h 06m

Sun 29/111:16 p.m. -

1 stop9h 47m

Deal found 4/9C$ 1,339

Mon 14/128:00 a.m. -

2 stops29h 06m

Mon 21/121:16 p.m. -

1 stop10h 32m

Deal found 8/9C$ 1,350

Wed 30/123:50 p.m. -

2 stops21h 40m

Mon 11/11:16 p.m. -

1 stop10h 32m

Deal found 4/9C$ 1,366

Thu 17/126:55 a.m. -

1 stop9h 16m

Wed 23/121:16 p.m. -

1 stop10h 32m

Deal found 7/9C$ 1,505

Thu 17/126:55 a.m. -

1 stop9h 16m

Tue 22/127:00 a.m. -

1 stop14h 54m

Deal found 7/9C$ 1,657

Sun 1/113:25 p.m. -

3 stops33h 15m

Sat 7/115:10 a.m. -

3 stops32h 15m

Deal found 8/9C$ 1,754

Find flight deals from Hamilton to San José

Round-trip from	C$ 1,074
One-way from	C$ 376
Popular in	December
Cheapest in	November
Average price	C$ 705

19/2-6/3
2 total stops
24h 10m total
Hamilton to San José

Search Deals

19/10-31/12
2 total stops
49h 40m total
Hamilton to San José

Search Deals

High demand for flights, 1% potential price rise

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 22 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HamiltonSan José

YHM Hamilton - SJO San José Juan Santamaria Intl

YHMSJO

Hamilton

Mon 19/10

8:15 a.m.-7:55 a.m.

2 stops49h 40m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 376

HamiltonSan José

YHM Hamilton - SJO San José Juan Santamaria Intl

YHMSJO

Hamilton

Wed 18/11

6:05 a.m.-11:55 p.m.

1 stop18h 50m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 491

Quickest round-trip

HamiltonSan José

YHM Hamilton - SJO San José Juan Santamaria Intl

YHMSJO

Hamilton

Sun 8/11

6:25 a.m.-1:59 p.m.

1 stop8h 34m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 632

HamiltonSan José

YHM Hamilton - SJO San José Juan Santamaria Intl

YHMSJO

Hamilton

Wed 21/10

6:10 p.m.-3:11 p.m.

3 stops47h 01m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 686

HamiltonSan José

YHM Hamilton - SJO San José Juan Santamaria Intl

YHMSJO

Hamilton

Sun 6/12

6:25 a.m.-2:00 p.m.

1 stop8h 35m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 717

HamiltonSan José

YHM Hamilton - SJO San José Juan Santamaria Intl

YHMSJO

Hamilton

Mon 4/1

6:55 a.m.-3:11 p.m.

1 stop9h 16m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 750

HamiltonSan José

YHM Hamilton - SJO San José Juan Santamaria Intl

YHMSJO

Hamilton

Thu 17/12

6:55 a.m.-3:11 p.m.

1 stop9h 16m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 777

HamiltonSan José

YHM Hamilton - SJO San José Juan Santamaria Intl

YHMSJO

Hamilton

Sat 7/11

6:25 a.m.-1:59 p.m.

1 stop8h 34m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 785

HamiltonSan José

YHM Hamilton - SJO San José Juan Santamaria Intl

YHMSJO

Hamilton

Sat 20/2

6:25 a.m.-2:00 p.m.

1 stop8h 35m

San José Juan Santamaria Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 851

HamiltonSan José

YHM Hamilton - SJO San José Juan Santamaria Intl

YHMSJO

Hamilton

Fri 19/2

6:55 a.m.-3:11 p.m.

1 stop9h 16m

San José Juan Santamaria Intl

Sat 6/3

7:00 a.m.-10:54 p.m.

1 stop14h 54m

C$ 1,074

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 20 resultsSorted by cheapest first

Best time to book a flight from Hamilton to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Hamilton with our price prediction graph.

YHM-SJO

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.

Related info for your journey

Can I find deals for flights from Hamilton to San José that include hotel bookings?
Yes. In addition to deals on Hamilton to San José flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Hamilton to San José?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hamilton to San José.
Can I find deals for business class flights from Hamilton to San José?
Yes. Cheapflights offers flight deals from Hamilton to San José by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Manuel Antonio

Jacó

Heredia

Dominical

Alajuela

Monteverde

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Cheapflights makes it easy to find Hamilton to San José flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Hamilton to San José.

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Yes, we can. To see specific flights from Hamilton to San José with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Cheap flights from Hamilton, ON to San José from C$ 376

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Hamilton to San José

Cheapest flights from Hamilton to San JoséExplore the most affordable flight options available from Hamilton to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Explore the most affordable flight options available from Hamilton to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Best flights from Hamilton to San JoséDiscover carefully curated flight deals from Hamilton to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Discover carefully curated flight deals from Hamilton to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Last-minute flights from Hamilton to San JoséDiscover last-minute flight deals from Hamilton to San José. Data last updated 8 September 2026 and is based on user searches.

Discover last-minute flight deals from Hamilton to San José. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Hamilton to San JoséSearch for one-way flight options from Hamilton to San José. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Search for one-way flight options from Hamilton to San José. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

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Best time to book a flight from Hamilton to San José

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Related info for your journey

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

How can I find direct flights from Hamilton to San José?

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

Travelling to a place near San José?

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 Hamilton to San José

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to San José by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Costa Rica

Book a non-stop flight to one of these other cities located in Costa Rica.

Search flights from Hamilton to San José by cabin class

Find flights from Hamilton to San José, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hamilton and San José flights

Browse other Hamilton and San José flight options. Last updated on 8 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to San José

Explore flights to San José departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 8 September 2026.

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

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

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

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

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Cheapest flights from Hamilton to San José
Explore the most affordable flight options available from Hamilton to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 September 2026.

Best flights from Hamilton to San José
Discover carefully curated flight deals from Hamilton to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Last-minute flights from Hamilton to San José
Discover last-minute flight deals from Hamilton to San José. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Hamilton to San José
Search for one-way flight options from Hamilton to San José. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.