£305 Cheap Flights from San Francisco (SFO) to Reykjavik (KEF)

Popular airlines from San Francisco International Airport (SFO) to Keflavik International Airport (KEF)

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Cheap Flights from San Francisco (SFO) to Reykjavik (KEF)

Prices were available within the past 7 days and start at £305 for one-way flights and £407 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
British Airways
British Airways
British Airways
British Airways
Lufthansa
British Airways
British Airways
Swiss International Air Lines
Air Canada

Find the cheapest month to fly from San Francisco (SFO) to Reykjavik (KEF)

September is typically the cheapest month to fly

From £345 - £829 per traveller.

Graph displaying average flight prices per month

Flight from San Francisco to Reykjavik route information
Origin airport
San Francisco Intl.
Destination airport
Keflavik Intl.
Airlines serving
Air Canada, Air France, British Airways, Brussels Airlines, Icelandair, KLM, Lufthansa, Scandinavian Airlines, TAP Portugal, Turkish Airlines, Virgin Atlantic, WestJet
Return price
£407
Distance
6707 km

Compare flights from San Francisco to Reykjavik easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from San Francisco to Reykjavik. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Keflavik Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from San Francisco Intl. to Keflavik Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from San Francisco Intl. (SFO) to Keflavik Intl. (KEF)

The easiest way to view the best deals on flights from San Francisco to Reykjavik today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from San Francisco Intl. to Keflavik Intl. start at just £407 and range up to £492.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near San Francisco and Reykjavik
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your San Francisco to Reykjavik flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from San Francisco Intl. to Keflavik Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from San Francisco Airport to Reykjavík–Keflavík Airport?
Round-trip journeys from San Francisco Intl. Airport (SFO) to Keflavik Intl. Airport (KEF) start from £407. This is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book now to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Francisco Intl. Airport (SFO) to Keflavik Intl. Airport (KEF)?
Every airline has different terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from San Francisco Airport to KEF that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for San Francisco Intl. Airport (SFO) to Keflavik Intl. Airport (KEF) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from San Francisco Intl. Airport (SFO) to KEF?
You'll have 6,800 kilometres to cover on the long-haul San Francisco to Reykjanesbær route. Dress in comfy clothes and consider taking a travel pillow with you.
Which airlines fly direct from SFO to Keflavik Intl. Airport (KEF)?
Currently, no airlines offer flights directly from San Francisco Airport to Reykjavík–Keflavík Airport. You'll have to book a flight with one or more stops. To score the best connections and price, lock in your airfare ahead of time.
Are San Francisco Intl. Airport (SFO) to KEF flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally nab a bargain, with some of the cheapest airfares from San Francisco Intl. Airport (SFO) to KEF appearing a few weeks before the date of departure. If you'd rather book ahead, Expedia compares and updates the best flight deals continually — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines issue prices that far in advance.

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