HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Keflavik Intl

$255+ Cheap flights from San Jose (SJC) to Keflavik Intl (KEF)

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — KEF
Feb 26 — Mar 51
Wed 2/26
Wed 3/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Jose to Keflavik Intl 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 San Jose to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Keflavik Intl (KEF). 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 February 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$516
(Mytrip)

One-way from

$255
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$952
Provider with most accurate pricing for San Jose-Reykjavik Keflavik Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Jose-Reykjavik Keflavik Intl flights.
Search Deals
From San Jose to Reykjavik Keflavik Intl
Search Deals
One-way flight from San Jose to Reykjavik Keflavik Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from San Jose to Keflavik Intl

Cheapest flights from San Jose to Keflavik Intl
Explore the most affordable flight options available from San Jose to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2025.

This Mytrip deal was found by Cheapflights users on 2/20. 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.
Mon 4/287:34 pmSJC - KEF
2 stops26h 16mMultiple Airlines
Tue 5/63:45 pmKEF - SJC
3 stops27h 13mMultiple Airlines
Deal found 2/20$516
This Finnair deal was found by Cheapflights users on 2/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/216:10 amSJC - KEF
2 stops27h 20mFinnair
Wed 4/308:45 amKEF - SJC
2 stops43h 43mFinnair
Deal found 2/20$827
This Air Canada deal was found by Cheapflights users on 2/20. 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.
Sun 7/276:19 pmSJC - KEF
2 stops31h 16mAir Canada
Thu 8/79:30 amKEF - SJC
2 stops34h 56mAir Canada
Deal found 2/20$882
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/186:40 amSJC - KEF
2 stops17h 20mUnited Airlines
Thu 8/2810:00 amKEF - SJC
2 stops32h 36mUnited Airlines
Deal found 2/20$887
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/176:25 pmSJC - KEF
2 stops32h 05mDelta
Thu 4/2411:25 amKEF - SJC
2 stops31h 14mDelta
Deal found 2/19$899
This oojo deal was found by Cheapflights users on 2/20. 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.
Sat 5/316:22 pmSJC - KEF
1 stop32h 03mIcelandair
Fri 6/67:45 pmKEF - SJC
1 stop33h 53mIcelandair
Deal found 2/20$904
This Lufthansa deal was found by Cheapflights users on 2/19. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2311:15 amSJC - KEF
2 stops29h 20mLufthansa
Sun 9/2812:25 amKEF - SJC
2 stops27h 18mLufthansa
Deal found 2/19$1,030
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/206:15 amSJC - KEF
2 stops20h 10mAlaska Airlines
Fri 5/307:45 pmKEF - SJC
1 stop33h 53mAlaska Airlines
Deal found 2/20$1,082

Find flights from San Jose to Keflavik Intl within your budget

Customize your flight search to find flights from San Jose to Keflavik Intl 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 February 21, 2025.

Fly from

San Jose

Fly to

Keflavik Intl

Route

Depart

Return

Price

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Mon 4/28

7:34 pm-4:50 am

2 stops26h 16m

Reykjavik Keflavik Intl

Tue 5/6

3:45 pm-11:58 am

3 stops27h 13m

$516

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Mon 4/21

6:10 am-4:30 pm

2 stops27h 20m

Reykjavik Keflavik Intl

Wed 4/30

8:45 am-9:28 pm

2 stops43h 43m

$827

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Sun 7/27

6:19 pm-8:35 am

2 stops31h 16m

Reykjavik Keflavik Intl

Thu 8/7

9:30 am-1:26 pm

2 stops34h 56m

$882

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Mon 8/18

6:40 am-7:00 am

2 stops17h 20m

Reykjavik Keflavik Intl

Thu 8/28

10:00 am-11:36 am

2 stops32h 36m

$887

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Thu 4/17

6:25 pm-9:30 am

2 stops32h 05m

Reykjavik Keflavik Intl

Thu 4/24

11:25 am-11:39 am

2 stops31h 14m

$899

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Sat 5/31

6:22 pm-9:25 am

1 stop32h 03m

Reykjavik Keflavik Intl

Fri 6/6

7:45 pm-10:38 pm

1 stop33h 53m

$904

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Tue 5/20

6:15 am-9:25 am

2 stops20h 10m

Reykjavik Keflavik Intl

Fri 5/30

7:45 pm-10:38 pm

1 stop33h 53m

$1,082

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Mon 4/28

8:30 am-1:05 pm

2 stops21h 35m

Reykjavik Keflavik Intl

Mon 5/5

12:25 am-9:25 pm

2 stops28h 00m

$1,173

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Mon 4/7

3:58 pm-4:55 am

2 stops29h 57m

$255

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Thu 4/3

6:15 am-9:30 am

2 stops20h 15m

$608

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 14 results
1
2

Compare providers for flights from San Jose to Keflavik Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to Keflavik Intl in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

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

Travel insights for flights from San Jose to Keflavik Intl

Get recent, data-driven insights about flights from San Jose to Keflavik Intl including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from San Jose to Reykjavik Keflavik Intl Airport (average of $328). Flying from San Jose to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $657). 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 SJC to KEF?

Find hourly flight availability from San Jose to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 21, 2025.

A simple way to save on the total cost of your ticket is to fly from San Jose to Reykjavik Keflavik Intl Airport in the morning. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the afternoon.

Rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

Temperature in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, 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 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. 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 Keflavik Intl. Reviews last updated February 21, 2025.
Read through reviews of airlines operating flights from San Jose to Reykjavik, such as Alaska Airlines, Delta and Finnair. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,697 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,219 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Finnair
7.6
Good
1,273 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Air Canada
7.0
Good
8,756 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from San Jose to Keflavik Intl. 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 from for flights from San Jose to Reykjavik Keflavik Intl?

    San Jose (SJC) is the airport you will fly out of if you book a flight from San Jose to Reykjavik Keflavik Intl. You should not have trouble finding flights to Reykjavik Keflavik Intl from San Jose; the airport handles an average of 0 outbound flights to Reykjavik Keflavik Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the San Jose airport to Reykjavik Keflavik Intl. It is only a 2.9 mi journey to San Jose (SJC) from San Jose’s city center.

  • What are the cheapest airlines flying from San Jose to Reykjavik Keflavik Intl Airport round-trip?

    Finnair, at $827, was found to be the cheapest airline from San Jose to Reykjavik Keflavik Intl Airport.Alternate airlines to your destination round-trip include Air Canada and United Airlines. Finnair is 24% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from San Jose to Reykjavik Keflavik Intl Airport are Delta ($608), Alaska Airlines ($712), and Icelandair ($783).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Jose to Keflavik Intl 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 Jose to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from San Jose to Reykjavik Keflavik Intl Airport (average of $328). Flying from San Jose to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $657). 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

Traveling to a place near San Jose?

Book flights to San Jose if you plan to visit one of these locations
Keflavik

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.

Top airline flying from San Jose to Keflavik Intl

Discover the top airline that operate flights from San Jose to Keflavik Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$901Average$1,141FlexibilityNo cancel feeOn-time76%
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.