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Cheap flights from San Francisco to Reykjavik from $258

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 7/21. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
6:03 am - 9:00 am
SFO
-
KEF
19h 57m
1 stop
Alaska Airlines Logo
12:45 pm - 8:48 pm
KEF
-
SFO
15h 03m
1 stop
$668Alaska Airlines
Sun, Jul 26 - Wed, Aug 12
WestJet Logo
6:00 am - 7:40 am
SFO
-
KEF
18h 40m
1 stop
WestJet Logo
9:00 am - 9:55 pm
KEF
-
SFO
19h 55m
1 stop
$670WestJet
Tue, Jul 7 - Tue, Jul 21
Multiple Airlines Logo
7:03 am - 9:00 am
SFO
-
KEF
18h 57m
1 stop
Multiple Airlines Logo
9:00 am - 4:40 pm
KEF
-
SFO
14h 40m
1 stop
$671Multiple Airlines
Sun, Jul 12 - Thu, Jul 23
Multiple Airlines Logo
8:28 pm - 9:00 am
SFO
-
KEF
29h 32m
1 stop
Multiple Airlines Logo
9:00 am - 8:39 am
KEF
-
SFO
30h 39m
2 stops
$675Multiple Airlines
Sat, Aug 1 - Tue, Aug 11
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
$676WestJet
Sat, Aug 22 - Wed, Aug 26
WestJet Logo
6:00 am - 7:40 am
SFO
-
KEF
18h 40m
1 stop
WestJet Logo
9:00 am - 4:40 pm
KEF
-
SFO
14h 40m
1 stop
$677WestJet
Sun, Aug 23 - Mon, Aug 31
Multiple Airlines Logo
7:03 am - 9:00 am
SFO
-
KEF
18h 57m
1 stop
Multiple Airlines Logo
9:00 am - 12:00 pm
KEF
-
SFO
34h 00m
1 stop
$679Multiple Airlines
Sun, Jul 12 - Fri, Jul 17
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
$680WestJet
Tue, Jul 7 - Tue, Jul 21
WestJet Logo
6:00 am - 7:40 am
SFO
-
KEF
18h 40m
1 stop
WestJet Logo
9:00 am - 4:40 pm
KEF
-
SFO
14h 40m
1 stop
$688WestJet
Sun, Aug 23 - Tue, Sep 1
WestJet Logo
6:00 am - 7:40 am
SFO
-
KEF
18h 40m
1 stop
WestJet Logo
9:00 am - 9:55 pm
KEF
-
SFO
19h 55m
1 stop
$689WestJet
Sun, Aug 16 - Thu, Aug 20

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WestJet flights from San Francisco to Reykjavik

Our best WestJet deals on San Francisco to Reykjavik flight tickets
WestJet
Jul 7
SFO6:00 amSan Francisco
18h 40m
1 stop
KEF7:40 amReykjavik Keflavik Intl
Jul 21
KEF9:00 amReykjavik Keflavik Intl
19h 55m
1 stop
SFO9:55 pmSan Francisco
$670
WestJet
Aug 22
SFO1:00 pmSan Francisco
11h 40m
1 stop
KEF7:40 amReykjavik Keflavik Intl
Aug 26
KEF9:00 amReykjavik Keflavik Intl
14h 40m
1 stop
SFO4:40 pmSan Francisco
$676
WestJet
Aug 22
SFO1:00 pmSan Francisco
11h 40m
1 stop
KEF7:40 amReykjavik Keflavik Intl
Aug 26
KEF9:00 amReykjavik Keflavik Intl
14h 40m
1 stop
SFO4:40 pmSan Francisco
$677

Icelandair flights from San Francisco to Reykjavik

Our best Icelandair deals on San Francisco to Reykjavik flight tickets
Icelandair
Jun 24
SFO7:03 amSan Francisco
23h 57m
1 stop
KEF2:00 pmReykjavik Keflavik Intl
Jun 29
KEF7:55 pmReykjavik Keflavik Intl
21h 13m
1 stop
SFO10:08 amSan Francisco
$893
Icelandair
Jun 22
SFO6:00 amSan Francisco
17h 05m
1 stop
KEF6:05 amReykjavik Keflavik Intl
Jun 30
KEF7:55 pmReykjavik Keflavik Intl
22h 22m
1 stop
SFO11:17 amSan Francisco
$943
Icelandair
Jun 23
SFO3:50 pmSan Francisco
15h 10m
1 stop
KEF2:00 pmReykjavik Keflavik Intl
Jul 1
KEF7:55 pmReykjavik Keflavik Intl
22h 22m
1 stop
SFO11:17 amSan Francisco
$944

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 June 18, 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

Sun 7/26

6:03 am-9:00 am

1 stop19h 57m

Reykjavik Keflavik Intl

Wed 8/12

12:45 pm-8:48 pm

1 stop15h 03m

$668

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 7/7

6:00 am-7:40 am

1 stop18h 40m

Reykjavik Keflavik Intl

Tue 7/21

9:00 am-9:55 pm

1 stop19h 55m

$670

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 7/12

7:03 am-9:00 am

1 stop18h 57m

Reykjavik Keflavik Intl

Thu 7/23

9:00 am-4:40 pm

1 stop14h 40m

$671

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 8/1

8:28 pm-9:00 am

1 stop29h 32m

Reykjavik Keflavik Intl

Tue 8/11

9:00 am-8:39 am

2 stops30h 39m

$675
Quickest round-trip

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 8/22

1:00 pm-7:40 am

1 stop11h 40m

Reykjavik Keflavik Intl

Wed 8/26

9:00 am-4:40 pm

1 stop14h 40m

$676

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 8/23

6:00 am-7:40 am

1 stop18h 40m

Reykjavik Keflavik Intl

Mon 8/31

9:00 am-4:40 pm

1 stop14h 40m

$677

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 7/12

7:03 am-9:00 am

1 stop18h 57m

Reykjavik Keflavik Intl

Fri 7/17

9:00 am-12:00 pm

1 stop34h 00m

$679

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 7/7

6:00 am-7:40 am

1 stop18h 40m

Reykjavik Keflavik Intl

Tue 7/21

9:00 am-12:00 pm

1 stop34h 00m

$680

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 8/23

6:00 am-7:40 am

1 stop18h 40m

Reykjavik Keflavik Intl

Tue 9/1

9:00 am-4:40 pm

1 stop14h 40m

$688

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 8/16

6:00 am-7:40 am

1 stop18h 40m

Reykjavik Keflavik Intl

Thu 8/20

9:00 am-9:55 pm

1 stop19h 55m

$689

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 September is another great option to travel to Reykjavik, with average flight prices from San Francisco averaging around $137.

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 $973 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 $757 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 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 $197Free CancellationRating
7.8
8,409 reviews
Search Delta flights
Air CanadaPriceFrom $549Free CancellationRating
7.1
11,209 reviews
Search Air Canada flights
WestJetPriceFrom $620Free CancellationRating
7.2
3,372 reviews
Search WestJet flights
United AirlinesPriceFrom $636Free CancellationRating
7.4
9,855 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $655Free CancellationRating
7.4
1,830 reviews
Search Scandinavian Airlines flights
Alaska AirlinesPriceFrom $764Free CancellationRating
7.9
12,533 reviews
Search Alaska Airlines flights
IcelandairPriceFrom $772Free CancellationRating
7.0
679 reviews
Search Icelandair 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