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$571+ Cheap flights from Keflavik Intl (KEF) to San Francisco (SFO)

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — SFO
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Keflavik Intl to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to San Francisco (SFO). 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 November 20, 2024.

Find flight deals from Keflavik Intl to San Francisco

Best flights from Keflavik Intl to San Francisco
Discover carefully curated flight deals from Keflavik Intl to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 20, 2024.

This Travelocity deal was found by Cheapflights users on 11/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/195:00 pmKEF - SFO
1 stop27h 24mMultiple Airlines
Thu 1/307:00 amSFO - KEF
1 stop15h 10mMultiple Airlines
Deal found 11/19$2,137

Find flights from Keflavik Intl to San Francisco within your budget

Customize your flight search to find flights from Keflavik Intl to San Francisco 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ReykjavikSan Francisco

KEF - SFO

KEFSFO

Reykjavik Keflavik Intl

Sun 1/19

5:00 pm-12:24 pm

1 stop27h 24m

San Francisco

Thu 1/30

7:00 am-6:10 am

1 stop15h 10m

$2,137

ReykjavikSan Francisco

KEF - SFO

KEFSFO

Reykjavik Keflavik Intl

Fri 2/21

4:55 pm-12:43 am

1 stop15h 48m

$571

ReykjavikSan Francisco

KEF - SFO

KEFSFO

Reykjavik Keflavik Intl

Fri 2/21

11:45 am-9:45 am

2 stops30h 00m

$707

ReykjavikSan Francisco

KEF - SFO

KEFSFO

Reykjavik Keflavik Intl

Fri 1/3

5:05 pm-10:16 pm

1 stop13h 11m

$2,076

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Compare providers for flights from Keflavik Intl to San Francisco

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 Keflavik Intl to San Francisco in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 Reykjavik Keflavik Intl Airport-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Reykjavik Keflavik Intl Airport-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Reykjavik Keflavik Intl Airport-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Reykjavik Keflavik Intl Airport-San Francisco 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 Reykjavik Keflavik Intl Airport-San Francisco 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 Keflavik Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco 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.

Travel insights for flights from Keflavik Intl to San Francisco

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

Rainfall in San Francisco by month

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

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

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

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 Francisco. Reviews last updated November 20, 2024.
Icelandair
7.2
Good
555 reviews

Crew

8.1

Comfort

7.0

Overall

7.2

Entertainment

7.1

Food

6.3

Boarding

7.2

Reviews

1 / 10

There was no flat bed in business class which is standard for us, so this was a major disappointment

Icelandair
7.2
Good
555 reviews
Icelandair
7.2
Good
555 reviews

Crew

8.1

Comfort

7.0

Overall

7.2

Entertainment

7.1

Food

6.3

Boarding

7.2

Reviews

1 / 10

There was no flat bed in business class which is standard for us, so this was a major disappointment

British Airways
6.7
Okay
6,837 reviews
Icelandair
7.2
Good
555 reviews

Crew

8.1

Comfort

7.0

Overall

7.2

Entertainment

7.1

Food

6.3

Boarding

7.2

Reviews

1 / 10

There was no flat bed in business class which is standard for us, so this was a major disappointment

Related info for your journey

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

    Most people fly into San Francisco (SFO) if they book a flight to San Francisco from Reykjavik Keflavik Intl. On average, San Francisco has 0 inbound flights from Reykjavik Keflavik Intl per day from 0 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

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

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

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

    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 Francisco.

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

    Yes. Cheapflights offers flight deals from Keflavik Intl to San Francisco 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 Francisco?

    Currently, January is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to San Francisco (average of $276). Flying from Reykjavik Keflavik Intl Airport to San Francisco in June is currently the most expensive (average of $381). 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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