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Cheap flights from San Francisco to San José from £140

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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJO
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from San Francisco to San José

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to San José
Explore the most affordable flight options available from San Francisco to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2025.

Sun 16/1100:36SFO - SJO
1 stop11h 17mCopa Airlines
Sat 22/1104:08SJO - SFO
1 stop21h 09mCopa Airlines
Deal found 26/10£309
Tue 2/1200:36SFO - SJO
1 stop16h 31mCopa Airlines
Thu 11/1210:08SJO - SFO
1 stop15h 09mCopa Airlines
Deal found 26/10£310
Tue 9/1209:08SFO - SJO
1 stop12h 40mAlaska Airlines
Mon 15/1201:30SJO - SFO
1 stop18h 03mAlaska Airlines
Deal found 26/10£315
Mon 17/1100:36SFO - SJO
1 stop19h 20mCopa Airlines
Fri 21/1104:08SJO - SFO
1 stop21h 09mCopa Airlines
Deal found 27/10£317
Mon 8/1217:26SFO - SJO
1 stop28h 22mAlaska Airlines
Mon 15/1201:30SJO - SFO
1 stop13h 25mAlaska Airlines
Deal found 27/10£321
Wed 12/1118:23SFO - SJO
2 stops28h 15mAlaska Airlines
Mon 17/1101:55SJO - SFO
2 stops19h 52mAlaska Airlines
Deal found 27/10£323
Tue 2/1200:36SFO - SJO
1 stop11h 17mCopa Airlines
Sun 7/1204:08SJO - SFO
1 stop21h 09mCopa Airlines
Deal found 27/10£324
Wed 26/1100:36SFO - SJO
1 stop19h 20mCopa Airlines
Thu 4/1209:17SJO - SFO
2 stops16h 00mCopa Airlines
Deal found 26/10£328
Thu 11/1221:44SFO - SJO
1 stop9h 08mJetBlue
Thu 18/1210:00SJO - SFO
1 stop15h 30mJetBlue
Deal found 27/10£332

Cheap flight deals from San Francisco to San José

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to San José (SJO). 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 28 October 2025.

Round-trip from

£309

One-way from

£140

Popular in

December

Cheapest in

September

Average price

£427
Copa Airlines
  • Copa Airlines
  • 16/11-22/11
  • 2 total stops
  • 32h 26m total
  • San Francisco to San José
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JetBlue
  • JetBlue
  • 1/3
  • 1 total stop
  • 14h 18m total
  • San Francisco to San José
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£73 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco to San José 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 858,174 searches. Data last updated 28 October 2025.
Use the filters below to find and compare flights from San Francisco to San José that are best for you.

Fly from

San Francisco

Fly to

San José

Route

Depart

Return

Price

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Sun 7/12

21:44-08:52

1 stop9h 08m

San José Juan Santamaria Intl

Tue 16/12

14:01-09:18

1 stop21h 17m

£310

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Wed 12/11

18:23-00:38

2 stops28h 15m

San José Juan Santamaria Intl

Tue 18/11

01:55-16:22

2 stops16h 27m

£323

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Thu 27/11

00:36-18:55

1 stop16h 19m

San José Juan Santamaria Intl

Sat 6/12

04:08-23:17

1 stop21h 09m

£332

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Thu 11/12

21:44-08:52

1 stop9h 08m

San José Juan Santamaria Intl

Thu 18/12

10:00-23:30

1 stop15h 30m

£332

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Tue 2/12

00:36-19:07

1 stop16h 31m

San José Juan Santamaria Intl

Sat 6/12

04:08-23:17

1 stop21h 09m

£339

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Mon 9/2

09:35-00:01

1 stop12h 26m

San José Juan Santamaria Intl

Tue 17/2

02:26-13:59

1 stop13h 33m

£341

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Wed 12/11

18:23-00:38

2 stops28h 15m

San José Juan Santamaria Intl

Fri 14/11

01:55-08:55

2 stops33h 00m

£342

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Sat 21/2

06:00-23:00

1 stop15h 00m

San José Juan Santamaria Intl

Thu 26/2

02:26-10:57

1 stop10h 31m

£351

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Fri 20/2

06:00-23:00

1 stop15h 00m

San José Juan Santamaria Intl

Fri 27/2

02:26-19:20

1 stop18h 54m

£356

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Fri 9/1

07:30-00:01

1 stop14h 31m

San José Juan Santamaria Intl

Thu 22/1

01:16-11:13

1 stop11h 57m

£391

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Showing 1-10 of 22 results
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Best time to book a flight from San Francisco to San José

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

How far ahead should I book a flight from San Francisco to San José?

Use this chart to determine the optimal time to book a return flight from San Francisco to San José. Price data was last updated on 24 October 2025.

The price you pay for your flight from San Francisco to San José may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Francisco to San José?

Currently, January is the cheapest month in which you can book a flight from San Francisco to San José (average of £186). Flying from San Francisco to San José in December is currently the most expensive (average of £377). 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.

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

Find hourly flight availability from San Francisco to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 October 2025.

When flying from San Francisco 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.

Related info for your journey

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

    Airlines like Copa Airlines, Southwest, and Alaska Airlines fly from San Francisco to San José in about 10h 10m. The time it takes to get you to your destination can typically vary by up to 6h 04m. Airlines will cover a distance of 3039 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco 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.

  • What is the cheapest month to book a flight from San Francisco to San José?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to San José (average of £186). Flying from San Francisco to San José in December is currently the most expensive (average of £377). 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 José?

Book flights to San José if you plan to visit one of these locations
Jacó
Manuel Antonio

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco to San José

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to San José flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from San Francisco to San José 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 San Francisco to San José?

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 San Francisco to San José.

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

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

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

Yes! Start tracking prices for San Francisco to San José 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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