Reykjavik

$344+ Cheap flights from San Francisco (SFO) to Reykjavik (REK)

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — REK
Dec 26 — Jan 21
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from San Francisco to Reykjavik are usually found in August or November, booked 5 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Find flight deals from San Francisco to Reykjavik

Cheapest flights from San Francisco to Reykjavik
Explore the most affordable flight options available from San Francisco to Reykjavik. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/26. 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.
Tue 12/97:00 amSFO - KEF
1 stop15h 05mMultiple Airlines
Sat 12/139:55 amKEF - SFO
1 stop20h 53mMultiple Airlines
Deal found 11/26$829
This Trip.com deal was found by Cheapflights users on 11/26. 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.
Sat 12/66:30 amSFO - KEF
1 stop15h 35mMultiple Airlines
Wed 12/104:55 pmKEF - SFO
1 stop14h 12mMultiple Airlines
Deal found 11/26$846
This Kiwi.com deal was found by Cheapflights users on 11/26. 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.
Tue 12/212:10 pmSFO - KEF
1 stop21h 05mMultiple Airlines
Sat 12/66:05 pmKEF - SFO
1 stop34h 05mMultiple Airlines
Deal found 11/26$862
This CrystalTravel deal was found by Cheapflights users on 11/26. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:20 pmSFO - KEF
1 stop22h 25mIcelandair
Sun 12/75:00 pmKEF - SFO
1 stop14h 59mIcelandair
Deal found 11/26$870
This Ovago deal was found by Cheapflights users on 11/26. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:30 pmSFO - KEF
1 stop16h 45mLufthansa
Tue 12/93:20 pmKEF - SFO
1 stop29h 20mLufthansa
Deal found 11/26$887
This Trip.com deal was found by Cheapflights users on 11/26. 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.
Tue 12/166:30 amSFO - KEF
1 stop15h 35mMultiple Airlines
Fri 12/264:55 pmKEF - SFO
1 stop15h 29mMultiple Airlines
Deal found 11/26$894
This Alaska Airlines deal was found by Cheapflights users on 11/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:35 amSFO - KEF
1 stop14h 40mAlaska Airlines
Mon 12/84:50 pmKEF - SFO
1 stop24h 09mAlaska Airlines
Deal found 11/26$914
This Mytrip deal was found by Cheapflights users on 11/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/32:40 pmSFO - KEF
2 stops18h 55mMultiple Airlines
Sun 12/711:30 amKEF - SFO
3 stops33h 10mMultiple Airlines
Deal found 11/26$935
This Mytrip deal was found by Cheapflights users on 11/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/118:25 amSFO - KEF
2 stops27h 15mMultiple Airlines
Mon 12/158:20 pmKEF - SFO
2 stops33h 02mMultiple Airlines
Deal found 11/26$936

Cheap flight deals from San Francisco to Reykjavik

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Reykjavik (REK). 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 26, 2025.

Most accurate provider

oojo
3 stars

Most trusted provider

oojo
3 stars

Round-trip from

$518
(Trip.com)

One-way from

$344
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$854
Provider with most accurate pricing for San Francisco-Reykjavik (REK) flight deals.
Provider most trusted by Cheapflights users for San Francisco-Reykjavik (REK) flights.
From San Francisco to Reykjavik (REK)
One-way flight from San Francisco to Reykjavik (REK)
Highest demand for flights based on searches. 4% potential increase in price ($40 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Average for round-trip flights in November 2025

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Reykjavik 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 November 26, 2025.
Use the filters below to find and compare flights from San Francisco to Reykjavik that are best for you.

Fly from

San Francisco

Fly to

Reykjavik

Route

Depart

Return

Price

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Wed 3/25

1:05 pm-11:20 pm

2 stops27h 15m

Reykjavik Keflavik Intl

Sat 4/4

6:35 pm-2:40 pm

2 stops27h 05m

$641

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 4/19

7:00 am-9:40 am

2 stops19h 40m

Reykjavik Keflavik Intl

Thu 4/30

11:05 am-2:40 pm

2 stops34h 35m

$701

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 5/10

7:00 am-4:15 pm

2 stops26h 15m

Reykjavik Keflavik Intl

Wed 5/13

1:25 am-2:40 pm

1 stop20h 15m

$709

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 3/14

1:05 pm-11:20 pm

2 stops27h 15m

Reykjavik Keflavik Intl

Sun 3/22

3:40 pm-11:16 pm

2 stops38h 36m

$709

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 3/2

1:08 pm-11:20 pm

2 stops26h 12m

Reykjavik Keflavik Intl

Mon 3/16

1:00 pm-3:35 pm

2 stops33h 35m

$711

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 1/25

4:03 pm-11:20 pm

2 stops23h 17m

Reykjavik Keflavik Intl

Mon 2/2

7:35 am-2:35 pm

1 stop15h 00m

$717

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Wed 1/21

7:00 am-10:45 am

2 stops19h 45m

Reykjavik Keflavik Intl

Fri 1/30

7:35 am-2:35 pm

1 stop15h 00m

$717

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 3/2

4:02 pm-11:20 pm

2 stops23h 18m

Reykjavik Keflavik Intl

Tue 3/31

7:40 am-8:21 pm

2 stops19h 41m

$727

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 3/15

6:29 am-10:15 am

2 stops44h 46m

$344

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 5/12

5:45 pm-8:00 am

2 stops31h 15m

$352

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

Showing 1-10 of 13 results
1
2

Compare providers for flights from San Francisco to Reykjavik

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 San Francisco to Reykjavik in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 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 San Francisco-Reykjavik flights, users find the pricing of oojo to be most consistent on Cheapflights vs. oojo Users can find the same prices on San Francisco-Reykjavik flight deals on Cheapflights vs. oojo >95% of the time. Price accuracy is based on data collected from San Francisco-Reykjavik flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Reykjavik flights, Cheapflights users trust oojo the most. oojo 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 San Francisco-Reykjavik 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 San Francisco to Reykjavik

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

Cheapflights Insights

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

How far ahead should I book a flight from San Francisco to Reykjavik?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Reykjavik. Price data was last updated on November 21, 2025.

The price you pay for your flight from San Francisco to Reykjavik may vary depending on when you book. For the best chance of a lower fare, look to book 5 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Francisco to Reykjavik?

Currently, April is the cheapest month in which you can book a flight from San Francisco to Reykjavik (average of $167). Flying from San Francisco to Reykjavik in January is currently the most expensive (average of $814). 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 SFO to REK?

Find hourly flight availability from San Francisco to Reykjavik. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 26, 2025.

One of the essential ways to save on airfare from San Francisco to Reykjavik is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 20% on airfare.

What is the cheapest day to fly from San Francisco to Reykjavik?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Reykjavik. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Reykjavik flight should consider departing on Monday mornings 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.

What’s the top layover airport for flights from San Francisco to Reykjavik?

Share of 1-stop round-trip flights from San Francisco to Reykjavik chosen by Cheapflights users in the past 12 months, using the same layover each way.

Calgary (YYC) – chosen by Cheapflights users on 75% of 1-stop itineraries from San Francisco to Reykjavik on Cheapflights.

What’s the cheapest layover airport for flights from San Francisco to Reykjavik?

Average round-trip fare for 1-stop flights from San Francisco to Reykjavik, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Calgary (YYC) is the most affordable 1-stop option, with an average round-trip price of $560.

What’s the fastest layover option from San Francisco to Reykjavik?

Shortest average travel time for 1-stop one-way flights from San Francisco to Reykjavik, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Seattle (SEA) have the shortest average one-way travel time for 1-stop routes: 11h 47m.

Which airport typically offers the quickest layover for flights from San Francisco to Reykjavik?

Average layover duration for 1-stop one-way flights from San Francisco to Reykjavik, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Seattle (SEA) offer the fastest connection on this route, with an average layover time of 2h 12m.

Reviews of airlines servicing Reykjavik

Get insights into the airlines that provide service to Reykjavik. 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 Reykjavik. Reviews last updated November 26, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and WestJet from San Francisco to Reykjavik to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

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.

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

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.

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

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.

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

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.

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

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.

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

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 San Francisco to Reykjavik. 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 from for flights from San Francisco to Reykjavik?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Reykjavik. You should not have trouble finding flights to Reykjavik from San Francisco; the airport handles an average of 0 outbound flights to Reykjavik per day. You should also have plenty of airline options to choose from since 8 airlines have flights from the San Francisco airport to Reykjavik. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

  • How long is the flight from San Francisco to Reykjavik?

    A quick flight from San Francisco to Reykjavik can take about 27h 15m. Scandinavian Airlines provides one of the quickest options available for as low as $641. The distance between San Francisco and Reykjavik is about 4190 mi.

  • What are the cheapest airlines flying from San Francisco to Reykjavik round-trip?

    Flying on WestJet is currently your cheapest option to Reykjavik, with prices starting at $537. Additional round-trip tickets that might be worth considering are offered by Delta and Scandinavian Airlines, with the lowest prices starting at $556 and $649, respectively. WestJet is currently priced 44% below the average price you’ll pay for this route.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Reykjavik.

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

    Yes. Cheapflights offers flight deals from San Francisco to Reykjavik 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 San Francisco to Reykjavik?

    Currently, April is the cheapest month in which you can book a flight from San Francisco to Reykjavik (average of $167). Flying from San Francisco to Reykjavik in January is currently the most expensive (average of $814). 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

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
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Top 8 airlines flying from San Francisco to Reykjavik

Discover the top 8 airlines that operate flights from San Francisco to Reykjavik. 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$537Average$711FlexibilityNo cancel feeOn-time60%
DeltaCheapest$556Average$793FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$649Average$755FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$650Average$828FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$655Average$830FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$684Average$923FlexibilityNo cancel feeOn-time69%
IcelandairCheapest$834Average$1,058FlexibilityNo cancel feeOn-time76%
Alaska AirlinesCheapest$1,022Average$1,166FlexibilityNo cancel feeOn-time75%

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