KEF - SFO

$344 Find Cheap Flights from Reykjavik to San Francisco - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Reykjavik to San Francisco departing on 8/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$575
WestJet
Thu 9/3Wed 9/16
KEF - SFO • 1 stop
Cheapest one-way
$344
WestJet
Fri 8/21
KEF - SFO • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Reykjavik and San Francisco. You'll need at least 1 connection.
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Top layover airports
Cheapest • Avg $971 (round-trip)
Shortest trip • 12h 34m (one-way)
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Flight Deals

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

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Reykjavik to San Francisco that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Reykjavik to San Francisco

Thu, Sep 3 - Wed, Sep 16
WestJet Logo
9:00 am - 9:55 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
19h 55m1 stop Calgary
WestJet Logo
6:00 am - 7:40 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
18h 40m1 stop Calgary
$575WestJet
Wed, Sep 2 - Sun, Sep 13
WestJet Logo
9:00 am - 9:55 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
19h 55m1 stop Calgary
WestJet Logo
6:00 am - 7:40 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
18h 40m1 stop Calgary
$649WestJet
Sat, Sep 5 - Sun, Sep 20
WestJet Logo
9:00 am - 4:40 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
14h 40m1 stop Calgary
WestJet Logo
6:00 am - 7:40 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
18h 40m1 stop Calgary
$652WestJet
Thu, Sep 3 - Wed, Sep 16
Multiple Airlines Logo
9:00 am - 8:46 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
18h 46m2 stops Calgary Los Angeles
Multiple Airlines Logo
6:00 am - 7:40 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
18h 40m1 stop Calgary
$686Multiple Airlines
Sat, Sep 5 - Sun, Sep 20
Multiple Airlines Logo
9:00 am - 4:40 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
14h 40m1 stop Calgary
Multiple Airlines Logo
6:35 am - 7:40 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
18h 05m3 stops Vancouver Intl Edmonton Calgary
$711Multiple Airlines
Wed, Sep 2 - Sun, Sep 13
WestJet Logo
9:00 am - 9:55 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
19h 55m1 stop Calgary
WestJet Logo
6:00 am - 7:40 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
18h 40m1 stop Calgary
$720WestJet
Sat, Sep 5 - Sun, Sep 20
Multiple Airlines Logo
9:00 am - 9:42 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
19h 42m2 stops Calgary San Diego
Multiple Airlines Logo
6:00 am - 7:40 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
18h 40m1 stop Calgary
$724Multiple Airlines
Wed, Sep 2 - Sun, Sep 13
Multiple Airlines Logo
9:00 am - 6:00 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
16h 00m2 stops Calgary Vancouver Intl
Multiple Airlines Logo
6:00 am - 7:40 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
18h 40m1 stop Calgary
$736Multiple Airlines
Tue, Aug 25 - Sat, Aug 29
Icelandair Logo
10:45 am - 4:37 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
12h 52m1 stop Portland
Icelandair Logo
7:22 pm - 2:00 pmSFO  San Francisco-KEF Reykjavik Keflavik Intl
11h 38m1 stop Seattle/Tacoma Intl
$872Icelandair
Thu, Sep 3 - Wed, Sep 16
Icelandair Logo
10:45 am - 4:37 pmKEF  Reykjavik Keflavik Intl-SFO San Francisco
12h 52m1 stop Portland
Icelandair Logo
7:50 am - 6:05 amSFO  San Francisco-KEF Reykjavik Keflavik Intl
15h 15m1 stop Boston Logan Intl
$906Icelandair
Booking Insights

KAYAK's insights & trends for Reykjavik to San Francisco flights

Get data-powered insights and trends into flights from Reykjavik to San Francisco to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Reykjavik to San Francisco?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 5 days.

In the past 5 days, the cheapest round-trip tickets from Reykjavik to San Francisco were found on WestJet ($575) and Icelandair ($872).

Good to know

Cheapest flight

$344
Flight from Reykjavik to San Francisco

When to book flights from Reykjavik to San Francisco

Are your dates flexible? Find out the best times to travel from Reykjavik to San Francisco based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Reykjavik to San Francisco flights

  • What are the popular layovers for flights from Reykjavik and San Francisco?

    The Reykjavik to San Francisco route is a long-haul journey, and most airlines, including Delta and Lufthansa, have one, two, or three stops in major cities. The layover city and duration depend on your airline. Consider checking the flight route before booking to know the journey to expect. Some common layover cities include Portland, Vancouver, Minneapolis, Seattle, Chicago, Denver, Detroit, Toronto, Washington, Montreal, Raleigh, Boston, Baltimore, Dublin, New York, Amsterdam, Orlando, London, and Copenhagen.

  • Which airlines fly sustainably from Reykjavik to San Francisco?

    SWISS offers an eco-friendly journey from Reykjavik to San Francisco. This airline uses sustainable aviation fuels to offset carbon emissions by 80%. In addition, the company has ensured noise reduction by implementing modern aircraft to reduce environmental problems. Austrian Airlines also focuses on achieving net zero by 2050 using fuel-efficient aircraft.

  • How can I travel to downtown San Francisco from San Francisco International Airport?

    The Yellow-N and Red-N trains depart every 15 minutes and arrive downtown in approximately 36 minutes. Another option is the Line 292 bus that gets you downtown in around 1h 14min. If you need a quick journey, a taxi, shuttle, or town car can get you to the city in about 17 minutes. You can also rent a car at the airport and enjoy freedom while driving to your destination.

  • Which airline has the most favorable carry-on policy on flights from Reykjavik to San Francisco?

    Most airlines, including Icelandair, SWISS, Austrian Airlines, and Lufthansa, have varying carry-on requirements on the Reykjavik to San Francisco route. All airlines recommend passengers to bring luggage that fits beneath the seat or in the overhead bin to ensure all passengers have a comfortable flight. Delta's carry-on requirements are the most favorable on this route.

  • What is the cheapest flight from Reykjavik Keflavik Intl Airport to San Francisco?

    In the last 5 days, the lowest price for a flight from Reykjavik Keflavik Intl Airport to San Francisco was $344 for a one-way ticket and $575 for a round-trip.

  • Do I need a passport to fly between Reykjavik and San Francisco?

    Yes, you'll most likely have to show a valid passport before boarding the plane in Reykjavik and on arrival in San Francisco.

  • Which aircraft models fly most regularly from Reykjavik to San Francisco?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Reykjavik to San Francisco?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Reykjavik to San Francisco.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Reykjavik to San Francisco?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Reykjavik is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Reykjavik to San Francisco?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Reykjavik with another airline. Booking your flights between Reykjavik and SFO can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Reykjavik to San Francisco?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Reykjavik up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Reykjavik Keflavik Intl Airport to San Francisco

  • Austrian Airlines offer special meals to passengers to meet their religious or health needs. If you need a special meal on cheap flights from Reykjavik to San Francisco, these airlines recommend you order when booking the flight or at least 24 hours before departure.
  • Keflavik International Airport (KEF) is a hub for Icelandair, which serves over a hundred destinations. At the same time, San Francisco International Airport (SFO) is a hub for Alaska Airlines and United Airlines. This airport is a gateway to many European and Asian destinations.
  • Flybus Iceland bus provides convenient public transport from downtown Reykjavik to KEF airport. These buses depart hourly to arrive at the airport in about 55 minutes. Other alternatives include a shuttle, town car, or taxi, and the trip takes approximately 55 minutes.
  • You can upgrade to business class if you need a smooth journey using cheap flights from Reykjavik to San Francisco. Amenities when flying business class include additional luggage allowance, noise-canceling headphones, and complimentary meals and drinks.
  • The Icelandair Saga Lounge is a departure lounge at KEF airport where you can relax and recharge as you wait for flight departure. To access the lounge, you must be a cardholder or have a boarding pass for a flight operated by Icelandair.

Everything you need to know for your flight from Reykjavik to San Francisco

Information on your arrival and departure airports