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$275+ Cheap flights from San Francisco (SFO) to Reykjavik

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — REK
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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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 (IS1). 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 April 24, 2025.

Round-trip from

$568
(Kiwi.com)

One-way from

$275
(Kiwi.com)
From San Francisco to Reykjavik
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One-way flight from San Francisco to Reykjavik
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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 April 24, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Sun 6/110:15 amSFO - KEF
2 stops39h 00mMultiple Airlines
Mon 6/99:35 amKEF - SFO
1 stop14h 40mMultiple Airlines
Deal found 4/23$568
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Sat 7/197:30 amSFO - KEF
1 stop17h 45mWestJet
Mon 7/219:35 amKEF - SFO
1 stop14h 40mWestJet
Deal found 4/23$570
This Booking.com deal was found by Cheapflights users on 4/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/124:50 pmSFO - KEF
2 stops32h 20mAir Canada
Fri 8/229:50 amKEF - SFO
2 stops33h 30mAir Canada
Deal found 4/23$640
This Expedia deal was found by Cheapflights users on 4/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/58:40 pmSFO - KEF
1 stop30h 15mBritish Airways
Thu 11/1311:40 amKEF - SFO
1 stop35h 20mBritish Airways
Deal found 4/23$644
This oojo deal was found by Cheapflights users on 4/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:40 pmSFO - KEF
1 stop30h 50mScandinavian Airlines
Tue 10/75:10 pmKEF - SFO
1 stop30h 20mScandinavian Airlines
Deal found 4/24$695
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:00 amSFO - KEF
1 stop17h 30mDelta
Thu 10/1611:25 amKEF - SFO
1 stop18h 55mDelta
Deal found 4/23$712
This FlightHub deal was found by Cheapflights users on 4/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/19:05 pmSFO - KEF
1 stop20h 05mLufthansa
Wed 9/1012:25 amKEF - SFO
1 stop19h 15mLufthansa
Deal found 4/23$757
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/134:55 pmSFO - KEF
1 stop32h 35mUnited Airlines
Mon 9/2210:00 amKEF - SFO
1 stop30h 10mUnited Airlines
Deal found 4/23$758

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 April 24, 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

Sun 6/1

10:15 am-8:15 am

2 stops39h 00m

Reykjavik Keflavik Intl

Mon 6/9

9:35 am-5:15 pm

1 stop14h 40m

$568

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 7/19

7:30 am-8:15 am

1 stop17h 45m

Reykjavik Keflavik Intl

Mon 7/21

9:35 am-5:15 pm

1 stop14h 40m

$570

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 5/11

7:10 am-6:20 am

2 stops16h 10m

Reykjavik Keflavik Intl

Sat 5/24

11:25 am-12:04 am

2 stops19h 39m

$794

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 6/3

10:15 am-8:15 am

3 stops39h 00m

$275

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 6/1

6:05 pm-8:15 am

1 stop31h 10m

$301

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 6/7

6:10 am-8:10 am

2 stops19h 00m

$664

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 6/10

10:55 pm-8:10 am

2 stops50h 15m

$671

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 6/9

12:49 am-7:00 am

1 stop23h 11m

$679

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 6/16

2:40 pm-12:10 am

3 stops26h 30m

$1,050

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Fri 5/23

8:44 pm-9:45 pm

1 stop18h 01m

$1,845

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 11 results
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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

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

Currently, November is the cheapest month in which you can book a flight from San Francisco to Reykjavik (average of $328). Flying from San Francisco to Reykjavik in July is currently the most expensive (average of $651). 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 KEF?

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 April 24, 2025.

It’s optimal to fly from San Francisco to Reykjavik in the morning. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight at noon.

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 Wednesday at noon when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Reykjavik by month

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

In terms of precipitation, rainfall in Reykjavik ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik when rainfall is around 1.6 in.

Temperature in Reykjavik by month

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

If weather is an important factor for your trip to Reykjavik, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 April 24, 2025.
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,918 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Air France
7.4
Good
1,442 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
WestJet
7.2
Good
2,816 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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?

    If you book a flight to Reykjavik from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco. There are 0 flights from San Francisco to Reykjavik per day from 9 different airlines.

  • 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 $570. Another option worth looking into is Air France, starting at $794 round trip.

  • What are the cheapest airlines to fly from San Francisco to Reykjavik one-way?

    $301 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from $669 and $671, respectively.

  • 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, November is the cheapest month in which you can book a flight from San Francisco to Reykjavik (average of $328). Flying from San Francisco to Reykjavik in July is currently the most expensive (average of $651). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from San Francisco to Reykjavik

Discover the top 9 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$521Average$715FlexibilityNo cancel feeOn-time60%
DeltaCheapest$556Average$848FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$649Average$749FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$712Average$960FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$722Average$922FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$764Average$1,041FlexibilityNo cancel feeOn-time69%
KLMCheapest$832Average$987FlexibilityNo cancel feeOn-time75%
IcelandairCheapest$862Average$1,059FlexibilityNo cancel feeOn-time76%
Alaska AirlinesCheapest$1,045Average$1,141FlexibilityNo cancel feeOn-time75%

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