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$764+ Cheap flights from Keflavik Intl (KEF) to San Jose, CA (SJC)

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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — SJC
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Find flight deals from Keflavik Intl to San Jose

Cheapest flights from Keflavik Intl to San Jose
Explore the most affordable flight options available from Keflavik Intl to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This oojo deal was found by Cheapflights users on 11/18. 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 12/115:00 pmKEF - SJC
1 stop13h 59mIcelandair
Mon 12/296:15 amSJC - KEF
1 stop16h 00mIcelandair
Deal found 11/18$1,328
This Arangrant deal was found by Cheapflights users on 11/18. 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 Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:00 pmKEF - SJC
1 stop13h 59mMultiple Airlines
Mon 12/295:57 pmSJC - KEF
1 stop28h 18mMultiple Airlines
Deal found 11/18$2,747

Cheap flight deals from Keflavik Intl to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to San Jose (SJC). 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 November 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$866
(Icelandair)

One-way from

$764
(oojo)
Provider with most accurate pricing for Reykjavik Keflavik Intl-San Jose flight deals.
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Provider most trusted by Cheapflights users for Reykjavik Keflavik Intl-San Jose flights.
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From Reykjavik Keflavik Intl to San Jose
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One-way flight from Reykjavik Keflavik Intl to San Jose
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Keflavik Intl to San Jose 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 November 20, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to San Jose that are best for you.

Fly from

Keflavik Intl

Fly to

San Jose

Route

Depart

Return

Price

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Fri 3/6

5:00 pm-10:59 pm

1 stop13h 59m

San Jose

Mon 3/9

10:16 am-6:15 am

1 stop12h 59m

$866

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Fri 3/6

11:50 am-10:59 pm

2 stops43h 09m

San Jose

Mon 3/9

8:00 am-10:50 am

2 stops43h 50m

$1,029

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Thu 12/11

5:00 pm-10:59 pm

1 stop13h 59m

San Jose

Mon 12/29

6:15 am-6:15 am

1 stop16h 00m

$1,328

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Thu 12/11

5:00 pm-10:59 pm

1 stop13h 59m

San Jose

Mon 12/29

5:57 pm-6:15 am

1 stop28h 18m

$2,747

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Tue 1/13

5:00 pm-2:42 pm

1 stop29h 42m

San Jose

Sat 1/24

3:36 pm-6:15 am

1 stop30h 39m

$3,409

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Sun 5/17

4:50 pm-10:56 pm

1 stop13h 06m

$764

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

  • Most accurate provider: When it comes to deals on Reykjavik Keflavik Intl Airport-San Jose, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Reykjavik Keflavik Intl Airport-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Reykjavik Keflavik Intl Airport-San Jose, California flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Reykjavik Keflavik Intl Airport-San Jose, California 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 Reykjavik Keflavik Intl Airport-San Jose, California 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 Keflavik Intl to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose from Keflavik Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Keflavik Intl to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Jose from Reykjavik Keflavik Intl?

    If you book a flight to San Jose from Reykjavik Keflavik Intl, you will be flying to San Jose, which is the city’s only airport. San Jose (SJC) is located 2.9 mi from the center of San Jose. There are 0 flights from Reykjavik Keflavik Intl to San Jose per day from 0 different airlines.

  • How long is the flight from Reykjavik Keflavik Intl Airport to San Jose, California?

    For as low as $866, Icelandair can have you in San Jose, California from Reykjavik Keflavik Intl Airport in 13h 59m. Reykjavik Keflavik Intl Airport and San Jose, California are separated by a distance of 4193 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Keflavik Intl to San Jose that include hotel bookings?

    Yes. In addition to deals on Keflavik Intl to San Jose flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Keflavik Intl to San Jose?

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

  • Can I find deals for business class flights from Keflavik Intl to San Jose?

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

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