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Keflavik Intl

$544+ 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — KEF
may. 5 — may. 121
lun. 5/5
lun. 5/12
1 adult, Economy
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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 abril 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$623
(United Airlines)

One-way from

$544
(Gurufare)

Popular in

November

Cheapest in

March

Average price

$1,138
Provider with most accurate pricing for San Jose-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for San Jose-Reykjavik Keflavik Intl flights.
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From San Jose to Reykjavik Keflavik Intl
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One-way flight from San Jose to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 7% potential increase in price ($84 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 abril 30, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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.
dom. 8/176:20 amSJC - KEF
1 stop19h 10mUnited Airlines
mar. 8/269:50 amKEF - SJC
2 stops38h 27mUnited Airlines
Deal found 4/29$623
This Justfly.com deal was found by Cheapflights users on 4/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/177:00 amSJC - KEF
2 stops18h 15mAir Canada
mar. 8/269:50 amKEF - SJC
2 stops38h 27mAir Canada
Deal found 4/29$629
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/176:30 amSJC - KEF
1 stop17h 30mKLM
mar. 8/268:50 amKEF - SJC
1 stop20h 01mKLM
Deal found 4/28$630
This Delta deal was found by Cheapflights users on 4/28. 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.
lun. 8/186:30 amSJC - KEF
1 stop17h 30mDelta
vie. 8/299:30 amKEF - SJC
1 stop18h 17mDelta
Deal found 4/28$724
This Air Canada deal was found by Cheapflights users on 4/28. 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.
lun. 8/186:24 pmSJC - KEF
3 stops30h 46mMultiple Airlines
vie. 8/299:30 amKEF - SJC
2 stops18h 48mMultiple Airlines
Deal found 4/28$749
This Lufthansa deal was found by Cheapflights users on 4/28. 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.
lun. 9/18:45 amSJC - KEF
2 stops32h 25mLufthansa
mié. 9/1012:25 amKEF - SJC
2 stops27h 53mLufthansa
Deal found 4/28$952
This oojo deal was found by Cheapflights users on 4/27. 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.
mié. 8/2710:05 amSJC - KEF
1 stop20h 55mIcelandair
vie. 9/124:50 pmKEF - SJC
1 stop13h 09mIcelandair
Deal found 4/27$979
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
mar. 9/212:52 pmSJC - KEF
1 stop18h 08mAlaska Airlines
sáb. 9/134:50 pmKEF - SJC
1 stop23h 03mAlaska Airlines
Deal found 4/28$1,014

Cheapflights Fare Finder

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 abril 30, 2025.
Use the filters below to find and compare flights from San Jose to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

San Jose

Fly to

Keflavik Intl

Route

Depart

Return

Price

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

dom. 8/17

6:20 am-8:30 am

1 stop19h 10m

Reykjavik Keflavik Intl

mar. 8/26

9:50 am-5:17 pm

2 stops38h 27m

$623

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

dom. 8/17

7:00 am-8:15 am

2 stops18h 15m

Reykjavik Keflavik Intl

mar. 8/26

9:50 am-5:17 pm

2 stops38h 27m

$629

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

dom. 8/17

6:30 am-7:00 am

1 stop17h 30m

Reykjavik Keflavik Intl

mar. 8/26

8:50 am-9:51 pm

1 stop20h 01m

$630

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

lun. 8/18

6:30 am-7:00 am

1 stop17h 30m

Reykjavik Keflavik Intl

vie. 8/29

9:30 am-8:47 pm

1 stop18h 17m

$724

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

lun. 8/18

6:24 pm-8:10 am

3 stops30h 46m

Reykjavik Keflavik Intl

vie. 8/29

9:30 am-9:18 pm

2 stops18h 48m

$749

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

lun. 9/1

8:45 am-12:10 am

2 stops32h 25m

Reykjavik Keflavik Intl

mié. 9/10

12:25 am-9:18 pm

2 stops27h 53m

$952

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

mié. 8/27

10:05 am-2:00 pm

1 stop20h 55m

Reykjavik Keflavik Intl

vie. 9/12

4:50 pm-10:59 pm

1 stop13h 09m

$979

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

mar. 9/2

12:52 pm-2:00 pm

1 stop18h 08m

Reykjavik Keflavik Intl

sáb. 9/13

4:50 pm-8:53 am

1 stop23h 03m

$1,014

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

sáb. 6/14

3:20 pm-8:15 am

2 stops33h 55m

$544

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

dom. 8/24

6:30 am-8:30 am

1 stop19h 00m

$560

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 15 results
1
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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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on San Jose-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

Cheapflights Insights

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

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 July is currently the most expensive (average of $651). 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 abril 30, 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 abril 30, 2025.
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
KLM
7.8
Good
1,334 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Scandinavian Airlines
7.3
Good
1,349 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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?

    United Airlines, at $623, 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 KLM. United Airlines is 42% 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 WestJet ($544), United Airlines ($560), and Delta ($574).

  • 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 July is currently the most expensive (average of $651). 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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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 abril 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$901Average$1,159FlexibilityNo cancel feeOn-time76%

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