HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Jose

$527+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — SJC
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Keflavik Intl to San Jose with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 31, 2025.

Round-trip from

$794
(oojo)

One-way from

$527
(oojo)
From Reykjavik Keflavik Intl to San Jose
Search Deals
One-way flight from Reykjavik Keflavik Intl to San Jose
Search Deals

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 March 31, 2025.

This oojo deal was found by Cheapflights users on 3/30. 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.
Fri 6/207:45 pmKEF - SJC
1 stop34h 04mIcelandair
Wed 8/2010:05 amSJC - KEF
1 stop16h 20mIcelandair
Deal found 3/30$794
This oojo deal was found by Cheapflights users on 3/30. 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 4/2812:25 amKEF - SJC
2 stops28h 00mLufthansa
Tue 5/68:30 amSJC - KEF
2 stops32h 05mLufthansa
Deal found 3/30$996

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 March 31, 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 6/20

7:45 pm-10:49 pm

1 stop34h 04m

San Jose

Wed 8/20

10:05 am-9:25 am

1 stop16h 20m

$794

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Mon 4/28

12:25 am-9:25 pm

2 stops28h 00m

San Jose

Tue 5/6

8:30 am-11:35 pm

2 stops32h 05m

$996

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Wed 8/20

4:50 pm-10:59 pm

1 stop13h 09m

$527

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Sat 5/10

1:30 am-9:48 pm

2 stops27h 18m

$748

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Sun 5/11

10:20 am-6:45 pm

2 stops39h 25m

$765

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

Thu 8/14

1:15 am-9:02 pm

2 stops26h 47m

$1,424

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

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.

Cheapflights Insights

Everything you need to know about your flight from Reykjavik Keflavik Intl Airport to San Jose

Rainfall in San Jose by month

Plan your trip to San Jose by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Jose ranges from 0.0 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. July is typically the driest time to visit San Jose when rainfall is around 0.0 in.

Temperature in San Jose by month

Plan your trip to San Jose by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Jose, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing San Jose

Get insights into the airlines that provide service to San Jose. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Jose. Reviews last updated March 31, 2025.
Icelandair
7.0
Good
476 reviews

Crew

8.0

Boarding

7.1

Food

6.3

Overall

7.0

Comfort

7.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

LGW - KEF

Very small overhead bins even for backpacks as a carryon. Comfortable seats.
Icelandair
7.0
Good
476 reviews
Icelandair
7.0
Good
476 reviews

Crew

8.0

Boarding

7.1

Food

6.3

Overall

7.0

Comfort

7.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

LGW - KEF

Very small overhead bins even for backpacks as a carryon. Comfortable seats.
Lufthansa
6.7
Okay
6,960 reviews
Icelandair
7.0
Good
476 reviews

Crew

8.0

Boarding

7.1

Food

6.3

Overall

7.0

Comfort

7.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

LGW - KEF

Very small overhead bins even for backpacks as a carryon. Comfortable seats.
British Airways
6.6
Okay
6,713 reviews
Icelandair
7.0
Good
476 reviews

Crew

8.0

Boarding

7.1

Food

6.3

Overall

7.0

Comfort

7.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

LGW - KEF

Very small overhead bins even for backpacks as a carryon. Comfortable seats.

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.

  • What are the cheapest airlines to fly from Reykjavik Keflavik Intl Airport to San Jose one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $527. British Airways flights start at $765 while deals on Lufthansa start at $1,424 one-way.

  • 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 $363). 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

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.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.