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Keflavik Intl

$239+ Cheap flights from Fremont, CA 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — KEF
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Fremont to Reykjavik Keflavik Intl are usually found in March or February, booked 20 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Fremont to Keflavik Intl

Keep the following information in mind while searching for Fremont to Keflavik Intl flight deals. Data was last updated February 20, 2025.

Round-trip from

$691
(Kiwi.com)

One-way from

$239
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$895
From Fremont to Reykjavik Keflavik Intl
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One-way flight from Fremont to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 7% potential increase in price ($80 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Fremont to Keflavik Intl

Cheapest flights from Fremont to Keflavik Intl
Explore the most affordable flight options available from Fremont to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/176:00 amSFO - KEF
1 stop17h 00mMultiple Airlines
Wed 4/304:50 pmKEF - SFO
1 stop14h 43mMultiple Airlines
Deal found 2/20$691
This Aeromexico 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/111:55 amSFO - KEF
1 stop14h 35mAir France
Wed 4/911:25 amKEF - SFO
2 stops42h 16mAir France
Deal found 2/20$692
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/307:30 amSFO - KEF
1 stop17h 45mWestJet
Sat 6/79:35 amKEF - SFO
2 stops35h 24mWestJet
Deal found 2/20$739
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.
Sun 3/3011:55 amSFO - KEF
1 stop14h 35mDelta
Sun 4/611:25 amKEF - SFO
1 stop30h 10mDelta
Deal found 2/19$767
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.
Thu 11/134:40 pmSFO - KEF
1 stop23h 15mScandinavian Airlines
Sun 11/304:25 pmKEF - SFO
2 stops30h 10mScandinavian Airlines
Deal found 2/20$800
This Virgin Atlantic 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/287:05 amSFO - KEF
1 stop19h 25mVirgin Atlantic
Tue 5/611:25 amKEF - SFO
2 stops19h 43mVirgin Atlantic
Deal found 2/20$810
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:20 pmSFO - KEF
1 stop31h 20mBritish Airways
Mon 5/510:45 amKEF - SFO
1 stop34h 05mBritish Airways
Deal found 2/20$819
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 10/48:47 pmSFO - KEF
1 stop17h 58mIcelandair
Thu 10/169:55 amKEF - SFO
1 stop19h 48mIcelandair
Deal found 2/20$854
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/299:05 pmSFO - KEF
2 stops19h 30mLufthansa
Mon 5/512:25 amKEF - SFO
1 stop19h 15mLufthansa
Deal found 2/20$861
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/231:30 pmSFO - KEF
2 stops36h 05mAir Canada
Mon 9/2910:00 amKEF - SFO
2 stops33h 38mAir Canada
Deal found 2/19$868
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.
Sat 8/304:40 pmSFO - KEF
1 stop32h 50mUnited Airlines
Fri 9/1210:00 amKEF - SFO
1 stop32h 11mUnited Airlines
Deal found 2/20$882
This SWISS 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/317:40 pmSFO - KEF
2 stops53h 40mSWISS
Sat 4/52:50 pmKEF - SFO
2 stops55h 35mSWISS
Deal found 2/20$920

Find flights from Fremont to Keflavik Intl within your budget

Customize your flight search to find flights from Fremont 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 20, 2025.

Fly from

Fremont

Fly to

Keflavik Intl

Route

Depart

Return

Price

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Thu 4/17

6:00 am-6:00 am

1 stop17h 00m

Reykjavik Keflavik Intl

Wed 4/30

4:50 pm-12:33 am

1 stop14h 43m

$691

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 4/1

11:55 am-9:30 am

1 stop14h 35m

Reykjavik Keflavik Intl

Wed 4/9

11:25 am-10:41 pm

2 stops42h 16m

$692

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 3/30

11:55 am-9:30 am

1 stop14h 35m

Reykjavik Keflavik Intl

Sun 4/6

11:25 am-10:35 am

1 stop30h 10m

$767

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 5/17

6:05 pm-8:15 am

1 stop31h 10m

Reykjavik Keflavik Intl

Mon 5/26

9:35 am-5:15 pm

1 stop14h 40m

$786

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 4/28

7:05 am-9:30 am

1 stop19h 25m

Reykjavik Keflavik Intl

Tue 5/6

11:25 am-12:08 am

2 stops19h 43m

$810

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 4/21

7:40 pm-9:30 am

1 stop30h 50m

Reykjavik Keflavik Intl

Mon 4/28

11:05 am-4:30 pm

2 stops36h 25m

$814

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Wed 4/30

7:20 pm-9:40 am

1 stop31h 20m

Reykjavik Keflavik Intl

Mon 5/5

10:45 am-1:50 pm

1 stop34h 05m

$819

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 4/29

9:05 pm-11:35 pm

2 stops19h 30m

Reykjavik Keflavik Intl

Mon 5/5

12:25 am-12:40 pm

1 stop19h 15m

$861

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Wed 4/9

9:43 pm-9:45 pm

1 stop17h 02m

Reykjavik Keflavik Intl

Mon 4/14

8:10 pm-11:59 am

1 stop22h 49m

$885

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 3/31

7:40 pm-8:20 am

2 stops53h 40m

Reykjavik Keflavik Intl

Sat 4/5

2:50 pm-3:25 pm

2 stops55h 35m

$920

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 19 results
1
2

Best time to book a flight from Fremont to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Fremont 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 Fremont to Keflavik Intl

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

How far ahead should I book a flight from Fremont to Reykjavik Keflavik Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Fremont to Keflavik Intl. Price data was last updated on February 14, 2025.

Booking 20 days in advance of your planned departure date is, on average, the best time to get cheap flights from Fremont to Reykjavik Keflavik Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Fremont to Reykjavik Keflavik Intl Airport (average of $328). Flying from Fremont 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 FR8 to KEF?

Find hourly flight availability from Fremont 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 20, 2025.

When flying from Fremont to Reykjavik Keflavik Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Fremont to Reykjavik Keflavik Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Fremont to Keflavik Intl. Price data was last updated on May 19, 2024.

Travelers seeking maximum savings on their Fremont to Reykjavik Keflavik Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 20, 2025.
Peruse reviews from past customers who have flown with Delta, Finnair and Austrian Airlines from Fremont to Reykjavik to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,274 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
773 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Fremont 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 are the cheapest airlines to fly from Fremont to Reykjavik Keflavik Intl Airport one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $454. SWISS flights start at $503 while deals on Scandinavian Airlines start at $511 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Fremont to Reykjavik Keflavik Intl Airport (average of $328). Flying from Fremont 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

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Top 10 airlines flying from Fremont to Keflavik Intl

Discover the top 10 airlines that operate flights from Fremont 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$540Average$777FlexibilityNo cancel feeOn-time60%
Scandinavian AirlinesCheapest$649Average$743FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$705Average$923FlexibilityNo cancel feeOn-time67%
DeltaCheapest$721Average$851FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$722Average$979FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$760Average$1,037FlexibilityNo cancel feeOn-time69%
KLMCheapest$832Average$987FlexibilityNo cancel feeOn-time75%
IcelandairCheapest$864Average$1,117FlexibilityNo cancel feeOn-time76%
Alaska AirlinesCheapest$1,045Average$1,116FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$1,174Average$1,382FlexibilityNo cancel feeOn-time62%
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