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$389+ Cheap flights from Keflavik Intl (KEF) to San Jose (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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — SJC
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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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 August 18, 2025.

Round-trip from

$798
(Kiwi.com)

One-way from

$389
(Kiwi.com)
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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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 August 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/163:05 pmKEF - SJC
2 stops35h 55mMultiple Airlines
Tue 9/239:00 amSJC - KEF
1 stop14h 15mMultiple Airlines
Deal found 8/17$798
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/165:10 pmKEF - SJC
2 stops36h 40mScandinavian Airlines
Tue 9/236:35 amSJC - KEF
2 stops34h 15mScandinavian Airlines
Deal found 8/17$803
This oojo deal was found by Cheapflights users on 8/17. 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.
Wed 10/227:45 pmKEF - SJC
1 stop20h 38mIcelandair
Fri 11/147:47 pmSJC - KEF
1 stop26h 28mIcelandair
Deal found 8/17$842
This Air Canada deal was found by Cheapflights users on 8/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/169:50 amKEF - SJC
3 stops31h 01mAir Canada
Tue 9/238:45 amSJC - KEF
3 stops16h 25mAir Canada
Deal found 8/17$889
This Mytrip deal was found by Cheapflights users on 8/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/287:45 pmKEF - SJC
2 stops31h 15mMultiple Airlines
Wed 10/85:55 amSJC - KEF
2 stops19h 20mMultiple Airlines
Deal found 8/16$897
This oojo deal was found by Cheapflights users on 8/16. 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.
Mon 10/67:45 pmKEF - SJC
1 stop32h 57mIcelandair
Tue 10/2110:29 amSJC - KEF
1 stop12h 46mIcelandair
Deal found 8/16$1,008
This oojo deal was found by Cheapflights users on 8/16. 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.
Mon 10/67:45 pmKEF - SJC
1 stop32h 57mIcelandair
Mon 10/203:44 pmSJC - KEF
1 stop10h 41mIcelandair
Deal found 8/16$1,062

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 August 18, 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

Tue 9/16

3:05 pm-8:00 pm

2 stops35h 55m

San Jose

Tue 9/23

9:00 am-6:15 am

1 stop14h 15m

$798

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Tue 9/16

5:10 pm-10:50 pm

2 stops36h 40m

San Jose

Tue 9/23

6:35 am-11:50 pm

2 stops34h 15m

$803

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Wed 2/4

5:00 pm-10:03 pm

1 stop13h 03m

San Jose

Sun 2/8

10:05 am-6:15 am

1 stop12h 10m

$830

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Wed 10/22

7:45 pm-9:23 am

1 stop20h 38m

San Jose

Fri 11/14

7:47 pm-6:15 am

1 stop26h 28m

$842

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Tue 9/16

9:50 am-9:51 am

3 stops31h 01m

San Jose

Tue 9/23

8:45 am-8:10 am

3 stops16h 25m

$889

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Sun 9/28

7:45 pm-8:00 pm

2 stops31h 15m

San Jose

Wed 10/8

5:55 am-8:15 am

2 stops19h 20m

$897

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Wed 2/4

7:35 am-9:49 pm

2 stops22h 14m

San Jose

Sun 2/8

3:45 pm-10:45 am

2 stops35h 00m

$910

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Wed 10/8

3:05 pm-11:49 pm

2 stops39h 44m

$389

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Sun 1/25

11:20 am-2:10 pm

3 stops58h 50m

$507

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Sun 9/28

5:00 pm-3:21 pm

2 stops29h 21m

$576

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 13 results
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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?

    For as low as $830, Scandinavian Airlines can have you in San Jose from Reykjavik Keflavik Intl Airport in 13h 03m. The distance from Reykjavik Keflavik Intl Airport to San Jose is about 4193 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

  • What is the cheapest month to book a flight from Reykjavik Keflavik Intl Airport to San Jose?

    Currently, September is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to San Jose (average of $255). Flying from Reykjavik Keflavik Intl Airport to San Jose in June is currently the most expensive (average of $359). 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

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