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Cheap flights from San Francisco to Reykjavik from $300

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 8/11. 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.
Multiple Airlines Logo
6:00 am - 6:15 am
SFO
-
KEF
17h 15m
1 stop
Multiple Airlines Logo
4:50 pm - 10:44 pm
KEF
-
SFO
12h 54m
1 stop
$666Multiple Airlines
Sat, Oct 10 - Sat, Oct 17
Multiple Airlines Logo
6:00 am - 6:00 am
SFO
-
KEF
17h 00m
1 stop
Multiple Airlines Logo
4:50 pm - 12:15 am
KEF
-
SFO
14h 25m
1 stop
$668Multiple Airlines
Thu, Oct 15 - Tue, Oct 20
Multiple Airlines Logo
6:00 am - 6:00 am
SFO
-
KEF
17h 00m
1 stop
Multiple Airlines Logo
4:50 pm - 12:15 am
KEF
-
SFO
14h 25m
1 stop
$670Multiple Airlines
Tue, Oct 13 - Tue, Oct 20
Multiple Airlines Logo
6:00 am - 7:40 am
SFO
-
KEF
18h 40m
1 stop
Multiple Airlines Logo
9:00 am - 4:06 pm
KEF
-
SFO
38h 06m
2 stops
$673Multiple Airlines
Tue, Jul 28 - Tue, Aug 11
Multiple Airlines Logo
11:00 am - 6:15 am
SFO
-
KEF
12h 15m
1 stop
Multiple Airlines Logo
5:00 pm - 10:44 pm
KEF
-
SFO
12h 44m
1 stop
$675Multiple Airlines
Wed, Oct 21 - Thu, Oct 29
Multiple Airlines Logo
7:00 am - 9:25 am
SFO
-
KEF
19h 25m
1 stop
Multiple Airlines Logo
4:50 pm - 10:45 pm
KEF
-
SFO
12h 55m
1 stop
$676Multiple Airlines
Sat, Aug 29 - Fri, Sep 11
Multiple Airlines Logo
6:00 am - 7:40 am
SFO
-
KEF
18h 40m
1 stop
Multiple Airlines Logo
9:00 am - 8:43 am
KEF
-
SFO
30h 43m
2 stops
$678Multiple Airlines
Tue, Jul 28 - Wed, Aug 5
WestJet Logo
6:05 pm - 7:40 am
SFO
-
KEF
30h 35m
1 stop
WestJet Logo
8:20 am - 9:55 pm
KEF
-
SFO
20h 35m
2 stops
$680WestJet
Thu, Aug 13 - Sun, Aug 30
Multiple Airlines Logo
7:00 am - 6:15 am
SFO
-
KEF
16h 15m
1 stop
Multiple Airlines Logo
4:50 pm - 11:55 pm
KEF
-
SFO
14h 05m
1 stop
$681Multiple Airlines
Sat, Sep 12 - Mon, Sep 21
Multiple Airlines Logo
6:00 am - 6:00 am
SFO
-
KEF
17h 00m
1 stop
Multiple Airlines Logo
4:50 pm - 12:15 am
KEF
-
SFO
14h 25m
1 stop
$683Multiple Airlines
Mon, Oct 12 - Tue, Oct 20

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WestJet flights from San Francisco to Reykjavik

Our best WestJet deals on San Francisco to Reykjavik flight tickets
WestJet
Aug 13
SFO6:05 pmSan Francisco
30h 35m
1 stop
KEF7:40 amReykjavik Keflavik Intl
Aug 30
KEF8:20 amReykjavik Keflavik Intl
20h 35m
2 stops
SFO9:55 pmSan Francisco
$680
WestJet
Aug 23
SFO6:00 amSan Francisco
18h 40m
1 stop
KEF7:40 amReykjavik Keflavik Intl
Aug 29
KEF9:30 amReykjavik Keflavik Intl
19h 25m
2 stops
SFO9:55 pmSan Francisco
$691
WestJet
Aug 26
SFO6:00 amSan Francisco
18h 40m
1 stop
KEF7:40 amReykjavik Keflavik Intl
Sep 1
KEF9:00 amReykjavik Keflavik Intl
14h 40m
1 stop
SFO4:40 pmSan Francisco
$701

Alaska Airlines flights from San Francisco to Reykjavik

Our best Alaska Airlines deals on San Francisco to Reykjavik flight tickets
Alaska Airlines
Aug 18
SFO10:18 amSan Francisco
15h 42m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Aug 25
KEF12:45 pmReykjavik Keflavik Intl
15h 45m
1 stop
SFO9:30 pmSan Francisco
$689
Alaska Airlines
Aug 18
SFO5:38 pmSan Francisco
32h 22m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Aug 25
KEF12:45 pmReykjavik Keflavik Intl
12h 13m
1 stop
SFO5:58 pmSan Francisco
$697
Alaska Airlines
Aug 17
SFO7:03 amSan Francisco
18h 57m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Aug 24
KEF12:45 pmReykjavik Keflavik Intl
14h 14m
1 stop
SFO7:59 pmSan Francisco
$702

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 July 12, 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

Sat 10/10

6:00 am-6:15 am

1 stop17h 15m

Reykjavik Keflavik Intl

Sat 10/17

4:50 pm-10:44 pm

1 stop12h 54m

$666

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Thu 10/15

6:00 am-6:00 am

1 stop17h 00m

Reykjavik Keflavik Intl

Tue 10/20

4:50 pm-12:15 am

1 stop14h 25m

$668

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 10/13

6:00 am-6:00 am

1 stop17h 00m

Reykjavik Keflavik Intl

Tue 10/20

4:50 pm-12:15 am

1 stop14h 25m

$670

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 7/28

6:00 am-7:40 am

1 stop18h 40m

Reykjavik Keflavik Intl

Tue 8/11

9:00 am-4:06 pm

2 stops38h 06m

$673
Quickest round-trip

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Wed 10/21

11:00 am-6:15 am

1 stop12h 15m

Reykjavik Keflavik Intl

Thu 10/29

5:00 pm-10:44 pm

1 stop12h 44m

$675

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 8/29

7:00 am-9:25 am

1 stop19h 25m

Reykjavik Keflavik Intl

Fri 9/11

4:50 pm-10:45 pm

1 stop12h 55m

$676

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Tue 7/28

6:00 am-7:40 am

1 stop18h 40m

Reykjavik Keflavik Intl

Wed 8/5

9:00 am-8:43 am

2 stops30h 43m

$678

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Thu 8/13

6:05 pm-7:40 am

1 stop30h 35m

Reykjavik Keflavik Intl

Sun 8/30

8:20 am-9:55 pm

2 stops20h 35m

$680

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 9/12

7:00 am-6:15 am

1 stop16h 15m

Reykjavik Keflavik Intl

Mon 9/21

4:50 pm-11:55 pm

1 stop14h 05m

$681

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 10/12

6:00 am-6:00 am

1 stop17h 00m

Reykjavik Keflavik Intl

Tue 10/20

4:50 pm-12:15 am

1 stop14h 25m

$683

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 September is, on average, the cheapest month to fly to Reykjavik from San Francisco, with most prices found around $137. The month of June 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 $974 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 $798 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

12h 06m

Direct flights

None
The fastest flight from San Francisco to Reykjavik takes 12h 06m
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 12h 06m.

  • 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
8,459 reviews
Search Delta flights
Air CanadaPriceFrom $549Free CancellationRating
7.1
11,332 reviews
Search Air Canada flights
WestJetPriceFrom $620Free CancellationRating
7.2
3,409 reviews
Search WestJet flights
United AirlinesPriceFrom $636Free CancellationRating
7.4
9,981 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $644Free CancellationRating
7.9
12,655 reviews
Search Alaska Airlines flights
Scandinavian AirlinesPriceFrom $655Free CancellationRating
7.4
1,877 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $773Free CancellationRating
7.0
704 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