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Cheap flights from San Francisco to Reykjavik from $382

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Reykjavik departing on 6/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Francisco to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:00 am - 6:15 am
SFO
-
KEF
13h 15m1 stop
Multiple Airlines Logo
5:00 pm - 11:03 pm
KEF
-
SFO
14h 03m1 stop
$642Multiple Airlines
Thu, Jan 29 - Tue, Feb 3
Multiple Airlines Logo
9:00 am - 6:15 am
SFO
-
KEF
13h 15m1 stop
Multiple Airlines Logo
5:00 pm - 11:03 pm
KEF
-
SFO
14h 03m1 stop
$653Multiple Airlines
Tue, Feb 3 - Mon, Feb 9
Scandinavian Airlines Logo
4:45 pm - 9:40 am
SFO
-
KEF
33h 55m1 stop
Scandinavian Airlines Logo
5:05 pm - 2:40 pm
KEF
-
SFO
28h 35m1 stop
$672Scandinavian Airlines
Sat, Apr 18 - Sun, Apr 26
Multiple Airlines Logo
7:00 am - 6:15 am
SFO
-
KEF
15h 15m1 stop
Multiple Airlines Logo
5:00 pm - 9:58 pm
KEF
-
SFO
12h 58m1 stop
$681Multiple Airlines
Mon, Jan 19 - Mon, Jan 26
Multiple Airlines Logo
9:00 am - 6:15 am
SFO
-
KEF
13h 15m1 stop
Multiple Airlines Logo
5:00 pm - 11:59 pm
KEF
-
SFO
14h 59m1 stop
$682Multiple Airlines
Thu, Feb 5 - Thu, Feb 12
Multiple Airlines Logo
8:42 am - 6:15 am
SFO
-
KEF
14h 33m1 stop
Multiple Airlines Logo
4:50 pm - 10:27 pm
KEF
-
SFO
12h 37m1 stop
$684Multiple Airlines
Mon, Mar 16 - Tue, Mar 31
Scandinavian Airlines Logo
4:40 pm - 4:45 pm
SFO
-
KEF
16h 05m1 stop
Scandinavian Airlines Logo
11:30 am - 2:35 pm
KEF
-
SFO
35h 05m1 stop
$689Scandinavian Airlines
Mon, Feb 9 - Wed, Feb 25
Multiple Airlines Logo
7:00 am - 6:10 am
SFO
-
KEF
15h 10m1 stop
Multiple Airlines Logo
4:50 pm - 12:22 am
KEF
-
SFO
15h 32m1 stop
$692Multiple Airlines
Wed, Jan 21 - Wed, Jan 28
Multiple Airlines Logo
7:00 am - 6:15 am
SFO
-
KEF
15h 15m1 stop
Multiple Airlines Logo
5:00 pm - 9:58 pm
KEF
-
SFO
12h 58m1 stop
$694Multiple Airlines
Mon, Jan 19 - Mon, Jan 26
Multiple Airlines Logo
7:00 am - 6:10 am
SFO
-
KEF
15h 10m1 stop
Multiple Airlines Logo
4:50 pm - 12:22 am
KEF
-
SFO
15h 32m1 stop
$698Multiple Airlines
Wed, Jan 14 - Wed, Jan 21

Scandinavian Airlines flights from San Francisco to Reykjavik

Our best Scandinavian Airlines deals on San Francisco to Reykjavik flight tickets
Scandinavian Airlines
Apr 18
SFO4:45 pmSan Francisco
33h 55m
1 stop
KEF9:40 amReykjavik Keflavik Intl
Apr 26
KEF5:05 pmReykjavik Keflavik Intl
28h 35m
1 stop
SFO2:40 pmSan Francisco
$672
Find similar
Scandinavian Airlines
Feb 9
SFO4:40 pmSan Francisco
16h 05m
1 stop
KEF4:45 pmReykjavik Keflavik Intl
Feb 25
KEF11:30 amReykjavik Keflavik Intl
35h 05m
1 stop
SFO2:35 pmSan Francisco
$689
Find similar
Scandinavian Airlines
Apr 18
SFO4:45 pmSan Francisco
58h 40m
2 stops
KEF10:25 amReykjavik Keflavik Intl
Apr 26
KEF5:05 pmReykjavik Keflavik Intl
28h 35m
1 stop
SFO2:40 pmSan Francisco
$705
Find similar

Lufthansa flights from San Francisco to Reykjavik

Our best Lufthansa deals on San Francisco to Reykjavik flight tickets
Lufthansa
Dec 24
SFO9:40 pmSan Francisco
32h 40m
2 stops
KEF2:20 pmReykjavik Keflavik Intl
Dec 30
KEF3:10 pmReykjavik Keflavik Intl
31h 40m
1 stop
SFO2:50 pmSan Francisco
$1,912
Find similar
Lufthansa
Dec 24
SFO9:40 pmSan Francisco
32h 40m
2 stops
KEF2:20 pmReykjavik Keflavik Intl
Dec 30
KEF3:10 pmReykjavik Keflavik Intl
29h 30m
2 stops
SFO12:40 pmSan Francisco
$1,932
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from San Francisco to Reykjavik that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Thu 1/29

9:00 am-6:15 am

1 stop13h 15m

Reykjavik Keflavik Intl

Tue 2/3

5:00 pm-11:03 pm

1 stop14h 03m

$642

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 2/3

9:00 am-6:15 am

1 stop13h 15m

Reykjavik Keflavik Intl

Mon 2/9

5:00 pm-11:03 pm

1 stop14h 03m

$653

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 4/18

4:45 pm-9:40 am

1 stop33h 55m

Reykjavik Keflavik Intl

Sun 4/26

5:05 pm-2:40 pm

1 stop28h 35m

$672

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 1/19

7:00 am-6:15 am

1 stop15h 15m

Reykjavik Keflavik Intl

Mon 1/26

5:00 pm-9:58 pm

1 stop12h 58m

$681

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Thu 2/5

9:00 am-6:15 am

1 stop13h 15m

Reykjavik Keflavik Intl

Thu 2/12

5:00 pm-11:59 pm

1 stop14h 59m

$682

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 3/16

8:42 am-6:15 am

1 stop14h 33m

Reykjavik Keflavik Intl

Tue 3/31

4:50 pm-10:27 pm

1 stop12h 37m

$684

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 2/9

4:40 pm-4:45 pm

1 stop16h 05m

Reykjavik Keflavik Intl

Wed 2/25

11:30 am-2:35 pm

1 stop35h 05m

$689

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Wed 1/21

7:00 am-6:10 am

1 stop15h 10m

Reykjavik Keflavik Intl

Wed 1/28

4:50 pm-12:22 am

1 stop15h 32m

$692

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 1/19

7:00 am-6:15 am

1 stop15h 15m

Reykjavik Keflavik Intl

Mon 1/26

5:00 pm-9:58 pm

1 stop12h 58m

$694

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Wed 1/14

7:00 am-6:10 am

1 stop15h 10m

Reykjavik Keflavik Intl

Wed 1/21

4:50 pm-12:22 am

1 stop15h 32m

$698

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Reykjavik from

How to get the cheapest flight ticket from San Francisco to Reykjavik

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Reykjavik?

The month of August is, on average, the cheapest month to fly to Reykjavik from San Francisco, with most prices found around $753. The month of September is another great option to travel to Reykjavik, with average flight prices from San Francisco averaging around $854.

What is the cheapest day to depart on your flight to Reykjavik?

Our data shows that Monday is the least expensive day to fly to Reykjavik. Tickets to fly out on this day can be as low as $992. Flights from San Francisco to Reykjavik on a Friday will generally be more expensive and average around $1,080. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Reykjavik?

Flying to Reykjavik from San Francisco in the evening is the least expensive time of day to depart. momondo users have found prices as low as $931 when looking at flights departing in the evening. Flights to Reykjavik are more costly in the afternoon, with an average ticket price of $1,138. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Reykjavik?

You are more likely to see cheaper flights to Reykjavik from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik for around $943 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik from San Francisco for as low as $746 on momondo.

How have San Francisco to Reykjavik flight prices changed over time?

When to book flights from San Francisco to Reykjavik

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Reykjavik according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Reykjavik (SFO to REK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Reykjavik

Fastest flight time

13h 33m

Direct flights

None
The fastest flight from San Francisco to Reykjavik takes 13h 33m
There are no direct flights from San Francisco to Reykjavik. There are no popular flight routes from San Francisco to Reykjavik.
Search flight deals

  • How far is San Francisco to Reykjavik by plane?

    The straight-line distance from San Francisco to Reykjavik is 4193.6 mi. By plane, this route typically takes 13h 33m.

  • When did momondo last update prices for flights from San Francisco Airport to Reykjavik?

    Prices for flights from San Francisco Airport to Reykjavik were last updated today.

  • How many operators does momondo search for flights from San Francisco Airport to Reykjavik?

  • How old do you have to be to fly from San Francisco Airport to Reykjavik?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Reykjavik.

  • What documentation or ID do you need to fly to Reykjavik?

    The necessary travel and health documents for your Reykjavik trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Francisco to Reykjavik?

Best airlines flying from San Francisco to Reykjavik

Compare and see reviews for airlines that fly from San Francisco to Reykjavik with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom $537Free CancellationRating
7.2
3,214 reviews
Search WestJet flights
DeltaPriceFrom $556Free CancellationRating
7.9
8,013 reviews
Search Delta flights
Air CanadaPriceFrom $650Free CancellationRating
7.1
10,551 reviews
Search Air Canada flights
Air FrancePriceFrom $655Free CancellationRating
7.4
1,513 reviews
Search Air France flights
United AirlinesPriceFrom $684Free CancellationRating
7.4
9,106 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $698Free CancellationRating
7.4
1,620 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $824Free CancellationRating
7.0
592 reviews
Search Icelandair flights
Alaska AirlinesPriceFrom $889Free CancellationRating
8.0
11,513 reviews
Search Alaska Airlines flights

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Selfoss
Hella
Hveragerdi
Borgarnes
Kopavogur

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Reykjavik?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Francisco to Reykjavik for you.

Can I find flights from San Francisco to Reykjavik with flexible booking policies on momondo?

Yes. All flights to Reykjavik from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Francisco to Reykjavik?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Reykjavik from San Francisco.

I’m not ready to book a flight from San Francisco to Reykjavik right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Francisco to Reykjavik now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Reykjavik and let you know when they change.

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Find better results for your trip to Iceland

Fly into one of these airports located in Reykjavik

Airports listed have a maximum distance of 23.0 mi from Reykjavik
Reykjavik Keflavik Intl Airport
Reykjavik Domestic Airport