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$273+ Cheap flights from San Francisco (SFO) to Iceland

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — KEF
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheap flight deals from San Francisco to Iceland

Keep the following information in mind while searching for San Francisco to Iceland flight deals. Data was last updated julio 29, 2025.

Round-trip from

$652
(United Airlines)

One-way from

$273
(oojo)

Popular in

December

Cheapest in

August

Average price

$937
From San Francisco to Iceland
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One-way flight from San Francisco to Iceland
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Highest demand for flights based on searches. 5% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from San Francisco to Iceland

Cheapest flights from San Francisco to Iceland
Explore the most affordable flight options available from San Francisco to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/27. 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.
sáb. 8/1611:03 pmSFO - KEF
2 stops26h 27mUnited Airlines
mar. 8/269:50 amKEF - SFO
2 stops35h 45mUnited Airlines
Deal found 7/27$652
This KLM deal was found by Cheapflights users on 7/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/2911:35 amSFO - KEF
1 stop11h 45mMultiple Airlines
vie. 8/19:30 amKEF - SFO
1 stop14h 45mMultiple Airlines
Deal found 7/29$653
This Air Canada deal was found by Cheapflights users on 7/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/1711:25 pmSFO - KEF
2 stops25h 50mAir Canada
mar. 8/269:50 amKEF - SFO
1 stop16h 08mAir Canada
Deal found 7/27$655
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/295:55 amSFO - KEF
2 stops17h 25mDelta
vie. 8/18:50 amKEF - SFO
1 stop16h 29mDelta
Deal found 7/27$658
This oojo deal was found by Cheapflights users on 7/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/77:40 pmSFO - KEF
1 stop30h 50mScandinavian Airlines
dom. 10/195:10 pmKEF - SFO
1 stop30h 20mScandinavian Airlines
Deal found 7/27$668
This British Airways deal was found by Cheapflights users on 7/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/298:40 pmSFO - KEF
2 stops28h 35mBritish Airways
vie. 1/911:50 amKEF - SFO
2 stops30h 00mBritish Airways
Deal found 7/28$669
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/2112:50 pmSFO - KEF
1 stop12h 25mWestJet
jue. 10/29:35 amKEF - SFO
1 stop18h 49mWestJet
Deal found 7/29$674
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/192:40 pmSFO - KEF
1 stop25h 55mLufthansa
dom. 11/24:45 pmKEF - SFO
1 stop27h 55mLufthansa
Deal found 7/29$682

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Iceland 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 julio 29, 2025.
Use the filters below to find and compare flights from San Francisco to Iceland that are best for you.

Fly from

San Francisco

Fly to

Iceland

Route

Depart

Return

Price

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

sáb. 8/16

11:03 pm-8:30 am

2 stops26h 27m

Reykjavik Keflavik Intl

mar. 8/26

9:50 am-2:35 pm

2 stops35h 45m

$652

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

sáb. 9/20

11:00 pm-4:55 am

2 stops22h 55m

Reykjavik Keflavik Intl

jue. 10/2

9:35 am-9:24 pm

1 stop18h 49m

$653

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

dom. 8/3

5:50 am-6:20 am

1 stop17h 30m

Reykjavik Keflavik Intl

lun. 8/11

8:50 am-9:49 pm

1 stop19h 59m

$654

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

dom. 8/17

11:25 pm-8:15 am

2 stops25h 50m

Reykjavik Keflavik Intl

mar. 8/26

9:50 am-6:58 pm

1 stop16h 08m

$655

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

mar. 10/7

7:40 pm-9:30 am

1 stop30h 50m

Reykjavik Keflavik Intl

dom. 10/19

5:10 pm-4:30 pm

1 stop30h 20m

$668

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

dom. 9/21

7:30 am-8:15 am

1 stop17h 45m

Reykjavik Keflavik Intl

jue. 10/2

9:35 am-9:24 pm

1 stop18h 49m

$675

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

dom. 10/19

2:40 pm-11:35 pm

1 stop25h 55m

Reykjavik Keflavik Intl

dom. 11/2

4:45 pm-12:40 pm

1 stop27h 55m

$682

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

vie. 10/10

12:50 pm-8:15 am

1 stop12h 25m

$273

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

dom. 9/28

10:15 am-8:15 am

2 stops15h 00m

$314

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

vie. 10/10

7:40 pm-3:20 pm

2 stops36h 40m

$511

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 14 results
1
2

Best time to book a flight from San Francisco to Iceland

Have a flexible travel schedule? Discover the best time to fly to Iceland 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 Iceland

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

Currently, November is the cheapest month in which you can book a flight from San Francisco to Iceland (average of $328). Flying from San Francisco to Iceland in June is currently the most expensive (average of $653). 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 IS?

Find hourly flight availability from San Francisco to Iceland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 29, 2025.

When flying from San Francisco to Iceland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Iceland

Get insights into the airlines that provide service to Iceland. 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 Iceland. Reviews last updated julio 29, 2025.
See what other customers who have flown with Delta, United Airlines, and Scandinavian Airlines from San Francisco to Iceland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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.
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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.
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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.
Scandinavian Airlines
7.3
Good
1,449 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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.
WestJet
7.2
Good
2,972 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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.
Air Canada
7.1
Good
9,826 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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 Iceland. 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 Iceland?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Iceland. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $273. Scandinavian Airlines flights start at $511 while deals on Air Canada start at $513 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from San Francisco to Iceland (average of $328). Flying from San Francisco to Iceland in June is currently the most expensive (average of $653). 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

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Top 9 airlines flying from San Francisco to Iceland

Discover the top 9 airlines that operate flights from San Francisco to Iceland. 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 julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$519Average$700FlexibilityNo cancel feeOn-time60%
DeltaCheapest$556Average$793FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$653Average$757FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$655Average$830FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$694Average$932FlexibilityNo cancel feeOn-time69%
KLMCheapest$739Average$949FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$740Average$858FlexibilityNo cancel feeOn-time67%
IcelandairCheapest$849Average$1,057FlexibilityNo cancel feeOn-time76%
Alaska AirlinesCheapest$1,030Average$1,168FlexibilityNo cancel feeOn-time75%

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