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Cheap flights from San Francisco to Reykjavik from $322

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 7/25. 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.
Alaska Airlines Logo
9:00 am - 9:00 am
SFO
-
KEF
17h 00m
1 stop
Alaska Airlines Logo
12:45 pm - 10:55 pm
KEF
-
SFO
17h 10m
1 stop
$674Alaska Airlines
Tue, Jul 14 - Tue, Jul 28
Alaska Airlines Logo
12:27 pm - 9:00 am
SFO
-
KEF
13h 33m
1 stop
Alaska Airlines Logo
12:45 pm - 10:55 pm
KEF
-
SFO
17h 10m
1 stop
$675Alaska Airlines
Tue, Jul 14 - Tue, Jul 28
Alaska Airlines Logo
8:28 pm - 9:00 am
SFO
-
KEF
29h 32m
1 stop
Alaska Airlines Logo
12:45 pm - 9:54 pm
KEF
-
SFO
16h 09m
1 stop
$680Alaska Airlines
Sat, Jul 25 - Tue, Aug 11
Alaska Airlines Logo
9:00 am - 9:00 am
SFO
-
KEF
17h 00m
1 stop
Alaska Airlines Logo
12:45 pm - 9:27 pm
KEF
-
SFO
15h 42m
1 stop
$704Alaska Airlines
Mon, Aug 17 - Fri, Aug 28
Alaska Airlines Logo
7:03 am - 9:00 am
SFO
-
KEF
18h 57m
1 stop
Alaska Airlines Logo
12:45 pm - 10:33 pm
KEF
-
SFO
16h 48m
1 stop
$710Alaska Airlines
Sun, Aug 16 - Mon, Aug 24
WestJet Logo
6:00 am - 7:40 am
SFO
-
KEF
18h 40m
1 stop
WestJet Logo
9:00 am - 12:00 pm
KEF
-
SFO
34h 00m
1 stop
$713WestJet
Mon, Jul 6 - Wed, Jul 15
Alaska Airlines Logo
6:03 am - 9:00 am
SFO
-
KEF
19h 57m
1 stop
Alaska Airlines Logo
12:45 pm - 9:27 pm
KEF
-
SFO
15h 42m
1 stop
$715Alaska Airlines
Sat, Aug 15 - Mon, Aug 24
WestJet Logo
1:00 pm - 7:40 am
SFO
-
KEF
11h 40m
1 stop
WestJet Logo
9:00 am - 4:40 pm
KEF
-
SFO
14h 40m
1 stop
$717WestJet
Thu, Aug 27 - Wed, Sep 2
WestJet Logo
6:05 pm - 7:40 am
SFO
-
KEF
30h 35m
1 stop
WestJet Logo
9:00 am - 4:40 pm
KEF
-
SFO
14h 40m
1 stop
$718WestJet
Tue, Jul 7 - Tue, Jul 21
Multiple Airlines Logo
9:00 am - 6:05 am
SFO
-
KEF
14h 05m
1 stop
Multiple Airlines Logo
4:50 pm - 9:27 pm
KEF
-
SFO
11h 37m
1 stop
$719Multiple Airlines
Mon, Oct 19 - Fri, Oct 23

Icelandair flights from San Francisco to Reykjavik

Our best Icelandair deals on San Francisco to Reykjavik flight tickets
Icelandair
Nov 6
SFO6:00 amSan Francisco
16h 05m
1 stop
KEF6:05 amReykjavik Keflavik Intl
Nov 11
KEF5:00 pmReykjavik Keflavik Intl
14h 57m
1 stop
SFO11:57 pmSan Francisco
$765
Icelandair
May 23
SFO6:58 pmSan Francisco
31h 42m
1 stop
KEF9:40 amReykjavik Keflavik Intl
Jun 4
KEF10:40 amReykjavik Keflavik Intl
13h 24m
1 stop
SFO5:04 pmSan Francisco
$820
Icelandair
May 24
SFO3:10 pmSan Francisco
34h 00m
1 stop
KEF8:10 amReykjavik Keflavik Intl
Jun 6
KEF10:40 amReykjavik Keflavik Intl
14h 22m
1 stop
SFO6:02 pmSan Francisco
$885

Alaska Airlines flights from San Francisco to Reykjavik

Our best Alaska Airlines deals on San Francisco to Reykjavik flight tickets
Alaska Airlines
Jul 14
SFO6:03 amSan Francisco
19h 57m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Jul 28
KEF12:45 pmReykjavik Keflavik Intl
15h 03m
1 stop
SFO8:48 pmSan Francisco
$674
Alaska Airlines
Jul 14
SFO9:00 amSan Francisco
17h 00m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Jul 28
KEF12:45 pmReykjavik Keflavik Intl
16h 09m
1 stop
SFO9:54 pmSan Francisco
$675
Alaska Airlines
Aug 24
SFO9:00 amSan Francisco
17h 00m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Sep 1
KEF12:45 pmReykjavik Keflavik Intl
12h 15m
1 stop
SFO6:00 pmSan Francisco
$704

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 May 11, 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

Cheapest round-trip

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 7/14

9:00 am-9:00 am

1 stop17h 00m

Reykjavik Keflavik Intl

Tue 7/28

12:45 pm-10:55 pm

1 stop17h 10m

$674

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 7/14

12:27 pm-9:00 am

1 stop13h 33m

Reykjavik Keflavik Intl

Tue 7/28

12:45 pm-10:55 pm

1 stop17h 10m

$675

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 7/25

8:28 pm-9:00 am

1 stop29h 32m

Reykjavik Keflavik Intl

Tue 8/11

12:45 pm-9:54 pm

1 stop16h 09m

$680

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 8/17

9:00 am-9:00 am

1 stop17h 00m

Reykjavik Keflavik Intl

Fri 8/28

12:45 pm-9:27 pm

1 stop15h 42m

$704

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 8/16

7:03 am-9:00 am

1 stop18h 57m

Reykjavik Keflavik Intl

Mon 8/24

12:45 pm-10:33 pm

1 stop16h 48m

$710

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 7/6

6:00 am-7:40 am

1 stop18h 40m

Reykjavik Keflavik Intl

Wed 7/15

9:00 am-12:00 pm

1 stop34h 00m

$713

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 8/15

6:03 am-9:00 am

1 stop19h 57m

Reykjavik Keflavik Intl

Mon 8/24

12:45 pm-9:27 pm

1 stop15h 42m

$715

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Thu 8/27

1:00 pm-7:40 am

1 stop11h 40m

Reykjavik Keflavik Intl

Wed 9/2

9:00 am-4:40 pm

1 stop14h 40m

$717

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 7/7

6:05 pm-7:40 am

1 stop30h 35m

Reykjavik Keflavik Intl

Tue 7/21

9:00 am-4:40 pm

1 stop14h 40m

$718
Quickest round-trip

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 10/19

9:00 am-6:05 am

1 stop14h 05m

Reykjavik Keflavik Intl

Fri 10/23

4:50 pm-9:27 pm

1 stop11h 37m

$719

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 November is, on average, the cheapest month to fly to Reykjavik from San Francisco, with most prices found around $137. The month of February is another great option to travel to Reykjavik, with average flight prices from San Francisco averaging around $167.

How far in advance should I book a flight from San Francisco 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 $950 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 $769 on momondo.

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 40m

Direct flights

None
The fastest flight from San Francisco to Reykjavik takes 11h 40m
There are no direct flights from San Francisco to Reykjavik. There are no popular flight routes from San Francisco to Reykjavik.
Search flight deals

Frequently asked questions about flying from San Francisco to Reykjavik

  • How far is San Francisco to Reykjavik by plane?

    The straight-line distance from San Francisco to Reykjavik is 4193.9 mi. By plane, this route typically takes 11h 40m.

  • 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
DeltaPriceFrom $212Free CancellationRating
7.9
8,452 reviews
Search Delta flights
WestJetPriceFrom $551Free CancellationRating
7.2
3,332 reviews
Search WestJet flights
Air CanadaPriceFrom $642Free CancellationRating
7.1
11,017 reviews
Search Air Canada flights
Air FrancePriceFrom $652Free CancellationRating
7.4
1,586 reviews
Search Air France flights
United AirlinesPriceFrom $682Free CancellationRating
7.4
9,700 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $698Free CancellationRating
7.4
1,773 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $771Free CancellationRating
7.0
653 reviews
Search Icelandair flights
Alaska AirlinesPriceFrom $845Free CancellationRating
7.9
12,354 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
Borgarnes
Hveragerdi
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