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Keflavik Intl

$293+ 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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — KEF
May 18 — May 251
Sun 5/18
Sun 5/25
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 May 13, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$796
(Mytrip)

One-way from

$293
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$1,188
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. 6% potential increase in price ($84 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 13, 2025.

This United Airlines deal was found by Cheapflights users on 5/13. 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.
Tue 9/26:30 amSJC - KEF
1 stop19h 00mUnited Airlines
Sat 9/139:50 amKEF - SJC
2 stops42h 28mUnited Airlines
Deal found 5/13$714
This Booking.com deal was found by Cheapflights users on 5/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:20 pmSJC - KEF
2 stops54h 55mAir Canada
Mon 9/229:50 amKEF - SJC
2 stops42h 28mAir Canada
Deal found 5/12$727
This Booking.com deal was found by Cheapflights users on 5/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:20 pmSJC - KEF
2 stops54h 55mMultiple Airlines
Sun 9/2112:25 amKEF - SJC
2 stops27h 53mMultiple Airlines
Deal found 5/12$753
This Delta deal was found by Cheapflights users on 5/11. 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.
Tue 9/165:45 amSJC - KEF
2 stops17h 35mDelta
Tue 9/3011:25 amKEF - SJC
2 stops27h 54mDelta
Deal found 5/11$763
This KLM deal was found by Cheapflights users on 5/12. 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.
Tue 5/271:27 pmSJC - KEF
1 stop10h 33mKLM
Sun 6/89:30 amKEF - SJC
1 stop18h 03mKLM
Deal found 5/12$987
This Mytrip deal was found by Cheapflights users on 5/13. 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.
Tue 5/138:30 amSJC - KEF
2 stops32h 05mLufthansa
Mon 5/1912:25 amKEF - SJC
2 stops28h 00mLufthansa
Deal found 5/13$997
This FlightHub deal was found by Cheapflights users on 5/12. 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.
Sat 11/810:05 amSJC - KEF
1 stop12h 10mIcelandair
Fri 11/145:05 pmKEF - SJC
1 stop12h 58mIcelandair
Deal found 5/12$999
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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 9/210:06 amSJC - KEF
1 stop20h 54mAlaska Airlines
Sat 9/134:50 pmKEF - SJC
1 stop23h 03mAlaska Airlines
Deal found 5/12$1,013
This KAYAK deal was found by Cheapflights users on 5/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/283:20 pmSJC - KEF
2 stops41h 55mScandinavian Airlines
Sun 8/36:15 pmKEF - SJC
2 stops34h 57mScandinavian Airlines
Deal found 5/12$1,789

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 May 13, 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

Tue 9/2

6:30 am-8:30 am

1 stop19h 00m

Reykjavik Keflavik Intl

Sat 9/13

9:50 am-9:18 pm

2 stops42h 28m

$714

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Fri 9/12

6:20 pm-8:15 am

2 stops54h 55m

Reykjavik Keflavik Intl

Mon 9/22

9:50 am-9:18 pm

2 stops42h 28m

$727

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Fri 9/12

6:20 pm-8:15 am

2 stops54h 55m

Reykjavik Keflavik Intl

Sun 9/21

12:25 am-9:18 pm

2 stops27h 53m

$753

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Tue 9/16

5:45 am-6:20 am

2 stops17h 35m

Reykjavik Keflavik Intl

Tue 9/30

11:25 am-8:19 am

2 stops27h 54m

$763

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Tue 5/27

1:27 pm-7:00 am

1 stop10h 33m

Reykjavik Keflavik Intl

Sun 6/8

9:30 am-8:33 pm

1 stop18h 03m

$987

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Sat 11/8

10:05 am-6:15 am

1 stop12h 10m

Reykjavik Keflavik Intl

Fri 11/14

5:05 pm-10:03 pm

1 stop12h 58m

$999

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Tue 9/2

10:06 am-2:00 pm

1 stop20h 54m

Reykjavik Keflavik Intl

Sat 9/13

4:50 pm-8:53 am

1 stop23h 03m

$1,013

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Sun 9/14

12:30 pm-11:35 pm

2 stops28h 05m

Reykjavik Keflavik Intl

Fri 9/19

12:25 am-9:18 pm

2 stops27h 53m

$1,212

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Mon 7/28

3:20 pm-4:15 pm

2 stops41h 55m

Reykjavik Keflavik Intl

Sun 8/3

6:15 pm-10:12 pm

2 stops34h 57m

$1,789

San JoseReykjavik

SJC - KEF

SJCKEF

San Jose

Thu 7/17

4:25 pm-4:55 am

2 stops29h 30m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

Showing 1-10 of 16 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 May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 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 June is currently the most expensive (average of $653). 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 May 13, 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 May 13, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

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
7,949 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

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
1,342 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

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
8,724 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

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
1,360 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.1

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 2 airlines have 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 $883, was found to be the cheapest airline from San Jose to Reykjavik Keflavik Intl Airport.Alternate airlines to your destination round-trip include Delta and KLM. United Airlines is 22% 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 United Airlines ($553), Delta ($583), and WestJet ($593).

  • 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 $653). 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.

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Top 2 airlines flying from San Jose to Keflavik Intl

Discover the top 2 airlines 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 May 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$883Average$1,191FlexibilityNo cancel feeOn-time76%
Alaska AirlinesCheapest$1,020Average$1,185FlexibilityNo cancel feeOn-time75%

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