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$238+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — REK
May 4 — May 111
Sun 5/4
Sun 5/11
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 29, 2025.

Round-trip from

$562
(Kiwi.com)

One-way from

$272
(Expedia)
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 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
Mon 6/210:15 amSFO - KEF
2 stops15h 00mMultiple Airlines
Mon 6/99:35 amKEF - SFO
1 stop14h 40mMultiple Airlines
Deal found 4/28$562
This WestJet deal was found by Cheapflights users on 4/28. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/16:05 pmSFO - KEF
1 stop31h 10mWestJet
Fri 8/159:35 amKEF - SFO
1 stop18h 50mWestJet
Deal found 4/28$564
This Priceline deal was found by Cheapflights users on 4/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/127:40 pmSFO - KEF
2 stops29h 30mAir Canada
Fri 8/229:50 amKEF - SFO
2 stops33h 30mAir Canada
Deal found 4/29$633
This Orbitz deal was found by Cheapflights users on 4/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:30 pmSFO - KEF
1 stop33h 25mBritish Airways
Mon 12/811:45 amKEF - SFO
1 stop35h 15mBritish Airways
Deal found 4/28$644
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/48:40 pmSFO - KEF
1 stop30h 05mAmerican Airlines
Tue 11/1811:45 amKEF - SFO
2 stops20h 39mAmerican Airlines
Deal found 4/29$660
This oojo deal was found by Cheapflights users on 4/29. 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 10/157:40 pmSFO - KEF
1 stop30h 50mScandinavian Airlines
Mon 10/205:10 pmKEF - SFO
1 stop30h 20mScandinavian Airlines
Deal found 4/29$664
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Wed 8/278:30 amSFO - KEF
2 stops16h 45mUnited Airlines
Fri 9/1210:00 amKEF - SFO
2 stops34h 22mUnited Airlines
Deal found 4/27$708
This Air France deal was found by Cheapflights users on 4/28. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:00 amSFO - KEF
2 stops16h 20mAir France
Tue 10/2111:25 amKEF - SFO
1 stop18h 55mAir France
Deal found 4/28$717
This Delta deal was found by Cheapflights users on 4/29. 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.
Mon 9/15:45 amSFO - KEF
2 stops18h 15mDelta
Thu 9/1111:25 amKEF - SFO
1 stop16h 39mDelta
Deal found 4/29$729
This Lufthansa deal was found by Cheapflights users on 4/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/149:05 pmSFO - KEF
2 stops19h 30mLufthansa
Mon 10/2012:25 amKEF - SFO
1 stop19h 15mLufthansa
Deal found 4/28$775

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 29, 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

Mon 6/2

10:15 am-8:15 am

2 stops15h 00m

Reykjavik Keflavik Intl

Mon 6/9

9:35 am-5:15 pm

1 stop14h 40m

$562

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Fri 8/1

6:05 pm-8:15 am

1 stop31h 10m

Reykjavik Keflavik Intl

Fri 8/15

9:35 am-9:25 pm

1 stop18h 50m

$564

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 8/12

7:40 pm-8:10 am

2 stops29h 30m

Reykjavik Keflavik Intl

Fri 8/22

9:50 am-12:20 pm

2 stops33h 30m

$633

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Wed 10/15

7:40 pm-9:30 am

1 stop30h 50m

Reykjavik Keflavik Intl

Mon 10/20

5:10 pm-4:30 pm

1 stop30h 20m

$664

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 8/25

3:00 pm-8:30 am

1 stop34h 30m

Reykjavik Keflavik Intl

Wed 9/3

10:00 am-11:11 am

1 stop32h 11m

$704

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 10/14

7:00 am-6:20 am

2 stops16h 20m

Reykjavik Keflavik Intl

Tue 10/21

11:25 am-11:20 pm

1 stop18h 55m

$717

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 9/1

5:45 am-7:00 am

2 stops18h 15m

Reykjavik Keflavik Intl

Fri 9/12

8:45 am-6:50 pm

1 stop17h 05m

$729

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 10/14

9:05 pm-11:35 pm

2 stops19h 30m

Reykjavik Keflavik Intl

Mon 10/20

12:25 am-12:40 pm

1 stop19h 15m

$775

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 8/24

7:30 am-8:15 am

1 stop17h 45m

$238

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Thu 6/26

10:15 am-8:15 am

2 stops15h 00m

$284

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 17 results
1
2

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 29, 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 29, 2025.
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
WestJet
7.2
Good
2,826 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Air Canada
7.0
Good
9,244 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $564. Additional round-trip tickets that might be worth considering are offered by Air Canada and Delta, with the lowest prices starting at $831 and $872, respectively.

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

    $272 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $574 and $579, 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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$527Average$715FlexibilityNo cancel feeOn-time60%
DeltaCheapest$556Average$861FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$649Average$752FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$717Average$968FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$722Average$927FlexibilityNo cancel feeOn-time77%
KLMCheapest$739Average$949FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$765Average$1,078FlexibilityNo cancel feeOn-time69%
IcelandairCheapest$862Average$1,059FlexibilityNo cancel feeOn-time76%
Alaska AirlinesCheapest$1,045Average$1,142FlexibilityNo cancel feeOn-time75%

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