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KEF - SFO

$294 Find cheap flights from Reykjavik to San Francisco

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 7/16. 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
0 bags
sáb. 6/29
sáb. 7/6

Search hundreds of travel sites at once for deals on flights to San Francisco

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Reykjavik to San Francisco, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Reykjavik to San Francisco, as well as popular online travel agencies
In the last 7 days travelers have searched 42,686,544 times on KAYAK, and here is why:

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Cheap flight deals from Reykjavik to San Francisco (KEF-SFO)

 
These are the cheapest deals for flights from Reykjavik to San Francisco currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip flight deals from Reykjavik to San Francisco

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Reykjavik to San Francisco.

Recent one-way flight deals from Reykjavik to San Francisco

Only flying one-way? Below are some of the best one-way flight deals from Reykjavik to San Francisco found on KAYAK recently.

Recent last minute flight deals from Reykjavik to San Francisco

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Reykjavik to San Francisco.

Recent direct flight deals from Reykjavik to San Francisco

The latest deals for direct flights from Reykjavik to San Francisco so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Reykjavik to San Francisco

Find recent round-trip train or bus tickets from Reykjavik to San Francisco.

All round-trip flight deals to San Francisco

The cheapest plane tickets to San Francisco found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
9:35 am - 5:13 pmKEF-SFO
14h 38m1 stop
3:20 pm - 8:15 amSFO-KEF
33h 55m2 stops
$615WestJet
Find Deal
jue., jun. 20 - sáb., jul. 6
11:00 am - 6:27 pmKEF-SFO
14h 27m1 stop
8:30 am - 8:30 amSFO-KEF
17h 00m1 stop
$795United Airlines
Find Deal
jue., jun. 20 - sáb., jul. 6
12:00 pm - 8:40 pmKEF-SFO
15h 40m2 stops
9:30 am - 8:30 amSFO-KEF
16h 00m2 stops
$800United Airlines
Find Deal
jue., jun. 20 - sáb., jul. 6
12:25 am - 4:00 pmKEF-SFO
22h 35m1 stop
7:20 pm - 11:30 pmSFO-KEF
21h 10m1 stop
$1,137Lufthansa
Find Deal
mié., jun. 19 - sáb., jul. 6
4:50 pm - 10:06 pmKEF-SFO
12h 16m1 stop
11:01 am - 8:55 amSFO-KEF
14h 54m1 stop
$2,597Icelandair
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mié., ago. 28 - mar., sep. 10
12:10 am - 12:40 pmKEF-SFO
19h 30m2 stops
2:40 pm - 11:20 pmSFO-KEF
25h 40m2 stops
$3,917Austrian Airlines
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mar., ago. 27 - lun., sep. 9
8:45 am - 10:18 pmKEF-SFO
20h 33m2 stops
9:47 am - 4:55 pmSFO-KEF
24h 08m2 stops
$3,995Finnair
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mié., ago. 28 - mar., sep. 10
2:05 pm - 4:05 pmKEF-SFO
33h 00m1 stop
7:40 pm - 11:50 pmSFO-KEF
21h 10m1 stop
$4,136SWISS
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jue., ago. 29 - lun., sep. 9
9:35 am - 12:00 pmKEF-SFO
33h 25m1 stop
$294WestJet
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mar., jul. 16
9:35 am - 12:00 pmKEF-SFO
33h 25m1 stop
$304WestJet
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mar., jul. 16
9:35 am - 2:33 pmKEF-SFO
35h 58m2 stops
$312WestJet
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mar., jul. 16
9:35 am - 4:45 pmKEF-SFO
38h 10m3 stops
lun., jul. 8
10:30 am - 3:44 pmKEF-SFO
12h 14m1 stop
$482Icelandair
Find Deal
jue., ago. 22
3:50 pm - 11:58 amKEF-SFO
27h 08m2 stops
vie., jul. 12
10:35 am - 11:13 amKEF-SFO
31h 38m3 stops
$729American Airlines
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vie., jul. 12
5:40 pm - 11:57 pmKEF-SFO
37h 17m2 stops
$748Finnair
Find Deal
dom., sep. 29
5:40 pm - 10:02 pmKEF-SFO
35h 22m2 stops
$755Finnair
Find Deal
jue., jul. 25
8:05 pm - 12:45 amKEF-SFO
35h 40m1 stop
$862Icelandair
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dom., jul. 14
8:05 pm - 9:55 amKEF-SFO
20h 50m1 stop
2:44 pm - 1:25 pmSFO-KEF
15h 41m1 stop
$860Icelandair
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vie., may. 31 - mar., jun. 4
11:25 am - 12:10 amKEF-SFO
19h 45m2 stops
1:35 pm - 9:30 amSFO-KEF
12h 55m1 stop
$957Virgin Atlantic
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vie., may. 31 - mar., jun. 4
3:25 pm - 4:35 pmKEF-SFO
32h 10m1 stop
2:20 pm - 1:20 pmSFO-KEF
16h 00m1 stop
$1,074SWISS
Find Deal
sáb., jun. 1 - mié., jun. 5
8:45 am - 12:03 amKEF-SFO
22h 18m2 stops
1:19 pm - 4:55 pmSFO-KEF
20h 36m2 stops
$1,141Finnair
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vie., may. 31 - mar., jun. 4
11:05 am - 4:05 pmKEF-SFO
36h 00m3 stops
7:40 pm - 11:50 pmSFO-KEF
21h 10m2 stops
$1,380
Find Deal
vie., may. 31 - mar., jun. 4
6:35 pm - 12:52 pmKEF-SFO
25h 17m2 stops
10:15 am - 6:00 amSFO-KEF
12h 45m1 stop
$1,452
Find Deal
vie., may. 31 - mar., jun. 4
11:05 am - 4:05 pmKEF-SFO
36h 00m3 stops
7:40 pm - 10:20 amSFO-KEF
31h 40m3 stops
$1,482
Find Deal
vie., may. 31 - mar., jun. 4
12:10 am - 12:40 pmKEF-SFO
19h 30m2 stops
9:05 pm - 11:20 pmSFO-KEF
43h 15m2 stops
$3,202Austrian Airlines
Find Deal
vie., may. 31 - mié., jun. 5

Flights from Reykjavik to San Francisco - Travel Insights & Trends

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.

What’s the cheapest day of the week to fly from Reykjavik to San Francisco?

The average price of all flights from Reykjavik Keflavik Intl Airport to San Francisco clicked on KAYAK for each day over the last 12 months.
If your flying dates are flexible, you should consider flying to San Francisco on a Monday, as we generally find the cheapest rates on that day for this route. On the other hand, Saturday is the most expensive day to fly from Reykjavik to San Francisco. For your return ticket, we recommend flying on a Monday and avoiding Thursdays for the best deals.

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

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The best deals for a one-way ticket found by KAYAK users over the last 3 days were on WestJet ($294) and Icelandair ($482). The cheapest round-trip tickets were found on WestJet ($615) and United Airlines ($795).

Good to know

Low season

December

High season

July

Cheapest flight

$294
Best time to beat the crowds with an average 30% drop in price.
Most popular time to fly with an average 21% increase in price.
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 3 days, the lowest price for a flight from Reykjavik Keflavik Intl Airport to San Francisco was $294 for a one-way ticket and $615 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.

  • Which airline alliances offer flights from Reykjavik to San Francisco?

    oneworld, and Star Alliance are the airline alliances operating flights between Reykjavik and San Francisco, with Star Alliance being the most commonly used for this 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.

See more FAQs

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.
See more tips

Book cheap flights from Reykjavik to San Francisco

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Reykjavik to San Francisco found on KAYAK in the last 72 hours.
7/16mar.
1 stopWestJet
33h 25mKEF-SFO
$294
7/16mar.
1 stopWestJet
33h 25mKEF-SFO
$304
7/16mar.
2 stopsWestJet
35h 58mKEF-SFO
$312
7/8lun.
3 stops
38h 10mKEF-SFO
$472
8/22jue.
1 stopIcelandair
12h 14mKEF-SFO
$482
7/12vie.
2 stops
27h 08mKEF-SFO
$491
7/12vie.
3 stopsAmerican Airlines
31h 38mKEF-SFO
$729
9/29dom.
2 stopsFinnair
37h 17mKEF-SFO
$748
7/25jue.
2 stopsFinnair
35h 22mKEF-SFO
$755
7/14dom.
1 stopIcelandair
35h 40mKEF-SFO
$862

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Last minute flights from Reykjavik to San Francisco

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Reykjavik to San Francisco that are departing in the next 10 days.
5/31vie.
multi-stopIcelandair
20h 50mKEF-SFO
6/4mar.
multi-stopIcelandair
15h 41mSFO-KEF
$860
5/31vie.
multi-stopVirgin Atlantic
19h 45mKEF-SFO
6/4mar.
multi-stopVirgin Atlantic
12h 55mSFO-KEF
$957
6/1sáb.
multi-stopSWISS
32h 10mKEF-SFO
6/5mié.
multi-stopSWISS
16h 00mSFO-KEF
$1,074
5/31vie.
multi-stopFinnair
22h 18mKEF-SFO
6/4mar.
multi-stopFinnair
20h 36mSFO-KEF
$1,141
5/31vie.
multi-stop
36h 00mKEF-SFO
6/4mar.
multi-stop
21h 10mSFO-KEF
$1,380
5/31vie.
multi-stop
25h 17mKEF-SFO
6/4mar.
multi-stop
12h 45mSFO-KEF
$1,452
5/31vie.
multi-stop
36h 00mKEF-SFO
6/4mar.
multi-stop
31h 40mSFO-KEF
$1,482
5/31vie.
multi-stopAustrian Airlines
19h 30mKEF-SFO
6/5mié.
multi-stopAustrian Airlines
43h 15mSFO-KEF
$3,202

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Reykjavik - San Francisco Flights

Departure:

Reykjavik (KEF)Iceland

Destination:

San Francisco (SFO)United States

Return flight deals:

San Francisco - Reykjavik

Cabin classes: