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Cheap flights from San Francisco to Reykjavik from $435

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 5/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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.
Scandinavian Airlines Logo
4:45 pm - 12:35 am
SFO
-
KEF
24h 50m
1 stop
Scandinavian Airlines Logo
12:05 pm - 2:40 pm
KEF
-
SFO
33h 35m
2 stops
$720Scandinavian Airlines
Thu, Aug 20 - Wed, Aug 26
Scandinavian Airlines Logo
4:45 pm - 4:15 pm
SFO
-
KEF
16h 30m
1 stop
Scandinavian Airlines Logo
6:00 pm - 2:40 pm
KEF
-
SFO
27h 40m
1 stop
$723Scandinavian Airlines
Tue, Aug 18 - Sun, Aug 23
Scandinavian Airlines Logo
4:45 pm - 10:25 am
SFO
-
KEF
34h 40m
2 stops
Scandinavian Airlines Logo
5:05 pm - 2:40 pm
KEF
-
SFO
28h 35m
1 stop
$730Scandinavian Airlines
Sun, Apr 19 - Mon, Apr 27
Scandinavian Airlines Logo
4:45 pm - 9:40 am
SFO
-
KEF
33h 55m
1 stop
Scandinavian Airlines Logo
11:15 am - 2:40 pm
KEF
-
SFO
58h 25m
2 stops
$731Scandinavian Airlines
Tue, Apr 14 - Tue, Apr 28
Scandinavian Airlines Logo
4:45 pm - 10:25 am
SFO
-
KEF
34h 40m
2 stops
Scandinavian Airlines Logo
11:15 am - 2:40 pm
KEF
-
SFO
34h 25m
2 stops
$733Scandinavian Airlines
Sun, Apr 19 - Thu, Apr 23
Icelandair Logo
10:35 am - 8:55 am
SFO
-
KEF
15h 20m
1 stop
Icelandair Logo
7:50 pm - 9:23 am
KEF
-
SFO
20h 33m
1 stop
$734Icelandair
Wed, Apr 22 - Wed, Apr 29
Scandinavian Airlines Logo
10:55 pm - 10:25 am
SFO
-
KEF
28h 30m
2 stops
Scandinavian Airlines Logo
10:40 am - 2:40 pm
KEF
-
SFO
35h 00m
2 stops
$735Scandinavian Airlines
Mon, Apr 13 - Sun, Apr 19
Multiple Airlines Logo
6:55 am - 6:20 am
SFO
-
KEF
16h 25m
1 stop
Multiple Airlines Logo
5:00 pm - 9:23 am
KEF
-
SFO
23h 23m
1 stop
$736Multiple Airlines
Mon, Apr 13 - Tue, Apr 21
Scandinavian Airlines Logo
10:55 pm - 10:25 am
SFO
-
KEF
28h 30m
2 stops
Scandinavian Airlines Logo
11:15 am - 2:40 pm
KEF
-
SFO
34h 25m
2 stops
$737Scandinavian Airlines
Mon, Apr 20 - Thu, Apr 30
Icelandair Logo
12:10 pm - 8:10 am
SFO
-
KEF
13h 00m
1 stop
Icelandair Logo
7:50 pm - 9:23 am
KEF
-
SFO
20h 33m
1 stop
$738Icelandair
Thu, Apr 9 - Thu, Apr 16

Scandinavian Airlines flights from San Francisco to Reykjavik

Our best Scandinavian Airlines deals on San Francisco to Reykjavik flight tickets
Scandinavian Airlines
Aug 20
SFO4:45 pmSan Francisco
24h 50m
1 stop
KEF12:35 amReykjavik Keflavik Intl
Aug 26
KEF12:05 pmReykjavik Keflavik Intl
33h 35m
2 stops
SFO2:40 pmSan Francisco
$720
Scandinavian Airlines
Aug 18
SFO4:45 pmSan Francisco
16h 30m
1 stop
KEF4:15 pmReykjavik Keflavik Intl
Aug 23
KEF6:00 pmReykjavik Keflavik Intl
27h 40m
1 stop
SFO2:40 pmSan Francisco
$723
Scandinavian Airlines
Apr 19
SFO4:45 pmSan Francisco
34h 40m
2 stops
KEF10:25 amReykjavik Keflavik Intl
Apr 27
KEF5:05 pmReykjavik Keflavik Intl
28h 35m
1 stop
SFO2:40 pmSan Francisco
$730

Icelandair flights from San Francisco to Reykjavik

Our best Icelandair deals on San Francisco to Reykjavik flight tickets
Icelandair
Apr 9
SFO12:10 pmSan Francisco
13h 00m
1 stop
KEF8:10 amReykjavik Keflavik Intl
Apr 16
KEF7:50 pmReykjavik Keflavik Intl
20h 33m
1 stop
SFO9:23 amSan Francisco
$738
Icelandair
Apr 13
SFO6:55 amSan Francisco
16h 25m
1 stop
KEF6:20 amReykjavik Keflavik Intl
Apr 20
KEF7:50 pmReykjavik Keflavik Intl
20h 33m
1 stop
SFO9:23 amSan Francisco
$739
Icelandair
Aug 18
SFO6:00 amSan Francisco
19h 10m
1 stop
KEF8:10 amReykjavik Keflavik Intl
Aug 25
KEF7:55 pmReykjavik Keflavik Intl
21h 11m
1 stop
SFO10:06 amSan Francisco
$744

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 February 22, 2026.
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 8/20

4:45 pm-12:35 am

1 stop24h 50m

Reykjavik Keflavik Intl

Wed 8/26

12:05 pm-2:40 pm

2 stops33h 35m

$720

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 8/18

4:45 pm-4:15 pm

1 stop16h 30m

Reykjavik Keflavik Intl

Sun 8/23

6:00 pm-2:40 pm

1 stop27h 40m

$723

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 4/19

4:45 pm-10:25 am

2 stops34h 40m

Reykjavik Keflavik Intl

Mon 4/27

5:05 pm-2:40 pm

1 stop28h 35m

$730

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 4/14

4:45 pm-9:40 am

1 stop33h 55m

Reykjavik Keflavik Intl

Tue 4/28

11:15 am-2:40 pm

2 stops58h 25m

$731

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 4/19

4:45 pm-10:25 am

2 stops34h 40m

Reykjavik Keflavik Intl

Thu 4/23

11:15 am-2:40 pm

2 stops34h 25m

$733

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Wed 4/22

10:35 am-8:55 am

1 stop15h 20m

Reykjavik Keflavik Intl

Wed 4/29

7:50 pm-9:23 am

1 stop20h 33m

$734

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 4/13

10:55 pm-10:25 am

2 stops28h 30m

Reykjavik Keflavik Intl

Sun 4/19

10:40 am-2:40 pm

2 stops35h 00m

$735

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 4/13

6:55 am-6:20 am

1 stop16h 25m

Reykjavik Keflavik Intl

Tue 4/21

5:00 pm-9:23 am

1 stop23h 23m

$736

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 4/20

10:55 pm-10:25 am

2 stops28h 30m

Reykjavik Keflavik Intl

Thu 4/30

11:15 am-2:40 pm

2 stops34h 25m

$737

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Thu 4/9

12:10 pm-8:10 am

1 stop13h 00m

Reykjavik Keflavik Intl

Thu 4/16

7:50 pm-9:23 am

1 stop20h 33m

$738

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 typical price of a round-trip flight between San Francisco and Reykjavik?

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 $761. The month of September is another great option to travel to Reykjavik, with average flight prices from San Francisco averaging around $828.

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 $960 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 $738 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

11h 28m

Direct flights

None
The fastest flight from San Francisco to Reykjavik takes 11h 28m
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 11h 28m.

  • 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
3,270 reviews
Search WestJet flights
DeltaPriceFrom $556Free CancellationRating
7.9
8,241 reviews
Search Delta flights
Air CanadaPriceFrom $650Free CancellationRating
7.1
10,736 reviews
Search Air Canada flights
United AirlinesPriceFrom $684Free CancellationRating
7.4
9,341 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $698Free CancellationRating
7.3
1,693 reviews
Search Scandinavian Airlines flights
Air FrancePriceFrom $699Free CancellationRating
7.4
1,536 reviews
Search Air France flights
IcelandairPriceFrom $841Free CancellationRating
7.1
617 reviews
Search Icelandair flights
Alaska AirlinesPriceFrom $894Free CancellationRating
8.0
11,928 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