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Cheap flights from San Francisco to Iceland from $336

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 Iceland departing on 1/17. 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 Iceland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
9:05 pm - 12:10 amSFO-KEF
20h 05m1 stop
Lufthansa Logo
12:25 am - 12:40 pmKEF-SFO
19h 15m1 stop
$575Lufthansa
Find Deal
Wed, Apr 1 - Wed, Apr 8
Multiple Airlines Logo
6:15 am - 6:05 amSFO-KEF
15h 50m1 stop
Multiple Airlines Logo
4:55 pm - 10:11 pmKEF-SFO
13h 16m1 stop
$588Multiple Airlines
Find Deal
Mon, Jan 12 - Sat, Jan 17
Multiple Airlines Logo
2:30 pm - 2:15 pmSFO-KEF
16h 45m1 stop
Multiple Airlines Logo
3:10 pm - 8:35 pmKEF-SFO
36h 25m1 stop
$589Multiple Airlines
Find Deal
Mon, Mar 16 - Tue, Mar 24
Finnair Logo
8:40 pm - 9:00 amSFO-KEF
28h 20m2 stops
Finnair Logo
9:45 am - 10:59 pmKEF-SFO
20h 14m2 stops
$602Finnair
Find Deal
Mon, Mar 2 - Thu, Mar 12
Finnair Logo
5:30 pm - 9:15 amSFO-KEF
31h 45m2 stops
Finnair Logo
8:35 am - 8:58 pmKEF-SFO
19h 23m2 stops
$605Finnair
Find Deal
Mon, Mar 2 - Tue, Mar 31
Scandinavian Airlines Logo
1:00 pm - 11:20 pmSFO-KEF
27h 20m2 stops
Scandinavian Airlines Logo
11:30 am - 3:35 pmKEF-SFO
35h 05m2 stops
$628Scandinavian Airlines
Find Deal
Wed, Mar 11 - Thu, Mar 19
Scandinavian Airlines Logo
7:00 am - 10:45 amSFO-KEF
19h 45m2 stops
Scandinavian Airlines Logo
11:30 am - 2:35 pmKEF-SFO
35h 05m2 stops
$632Scandinavian Airlines
Find Deal
Sat, Feb 28 - Thu, Mar 5
Austrian Airlines Logo
9:05 pm - 11:20 pmSFO-KEF
43h 15m2 stops
Austrian Airlines Logo
12:10 am - 12:40 pmKEF-SFO
43h 30m2 stops
$643Austrian Airlines
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Sun, Mar 29 - Sun, Apr 5
Austrian Airlines Logo
9:05 pm - 11:20 pmSFO-KEF
43h 15m2 stops
Austrian Airlines Logo
12:10 am - 12:40 pmKEF-SFO
43h 30m2 stops
$644Austrian Airlines
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Sun, Mar 29 - Sun, Apr 5
Delta Logo
2:20 pm - 9:30 amSFO-KEF
12h 10m1 stop
Delta Logo
8:50 am - 6:48 pmKEF-SFO
16h 58m1 stop
$680Delta
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Mon, May 4 - Wed, May 13

Finnair flights from San Francisco to Iceland

Our best Finnair deals on San Francisco to Iceland flight tickets
Finnair
Mar 2
SFO8:40 pmSan Francisco
28h 20m
2 stops
KEF9:00 amReykjavik Keflavik Intl
Mar 12
KEF9:45 amReykjavik Keflavik Intl
20h 14m
2 stops
SFO10:59 pmSan Francisco
$602
Find similar
Finnair
Mar 2
SFO5:30 pmSan Francisco
31h 45m
2 stops
KEF9:15 amReykjavik Keflavik Intl
Mar 31
KEF8:35 amReykjavik Keflavik Intl
19h 23m
2 stops
SFO8:58 pmSan Francisco
$605
Find similar
Finnair
Jan 28
SFO10:35 amSan Francisco
38h 40m
2 stops
KEF9:15 amReykjavik Keflavik Intl
Feb 3
KEF10:00 amReykjavik Keflavik Intl
22h 47m
2 stops
SFO12:47 amSan Francisco
$617
Find similar

Scandinavian Airlines flights from San Francisco to Iceland

Our best Scandinavian Airlines deals on San Francisco to Iceland flight tickets
Scandinavian Airlines
Mar 11
SFO1:00 pmSan Francisco
27h 20m
2 stops
KEF11:20 pmReykjavik Keflavik Intl
Mar 19
KEF11:30 amReykjavik Keflavik Intl
35h 05m
2 stops
SFO3:35 pmSan Francisco
$628
Find similar
Scandinavian Airlines
Feb 28
SFO7:00 amSan Francisco
19h 45m
2 stops
KEF10:45 amReykjavik Keflavik Intl
Mar 5
KEF11:30 amReykjavik Keflavik Intl
35h 05m
2 stops
SFO2:35 pmSan Francisco
$632
Find similar
Scandinavian Airlines
Jan 11
SFO7:10 amSan Francisco
32h 10m
2 stops
KEF11:20 pmReykjavik Keflavik Intl
Jan 22
KEF11:30 amReykjavik Keflavik Intl
35h 05m
1 stop
SFO2:35 pmSan Francisco
$641
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Iceland 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 November 5, 2025.
Use the filters below to find and compare flights from San Francisco to Iceland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Wed 4/1

9:05 pm-12:10 am

1 stop20h 05m

Reykjavik Keflavik Intl

Wed 4/8

12:25 am-12:40 pm

1 stop19h 15m

$575

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 1/12

6:15 am-6:05 am

1 stop15h 50m

Reykjavik Keflavik Intl

Sat 1/17

4:55 pm-10:11 pm

1 stop13h 16m

$588

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 3/16

2:30 pm-2:15 pm

1 stop16h 45m

Reykjavik Keflavik Intl

Tue 3/24

3:10 pm-8:35 pm

1 stop36h 25m

$589

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 3/2

8:40 pm-9:00 am

2 stops28h 20m

Reykjavik Keflavik Intl

Thu 3/12

9:45 am-10:59 pm

2 stops20h 14m

$602

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 3/2

5:30 pm-9:15 am

2 stops31h 45m

Reykjavik Keflavik Intl

Tue 3/31

8:35 am-8:58 pm

2 stops19h 23m

$605

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Wed 3/11

1:00 pm-11:20 pm

2 stops27h 20m

Reykjavik Keflavik Intl

Thu 3/19

11:30 am-3:35 pm

2 stops35h 05m

$628

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sat 2/28

7:00 am-10:45 am

2 stops19h 45m

Reykjavik Keflavik Intl

Thu 3/5

11:30 am-2:35 pm

2 stops35h 05m

$632

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 3/29

9:05 pm-11:20 pm

2 stops43h 15m

Reykjavik Keflavik Intl

Sun 4/5

12:10 am-12:40 pm

2 stops43h 30m

$643

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Sun 3/29

9:05 pm-11:20 pm

2 stops43h 15m

Reykjavik Keflavik Intl

Sun 4/5

12:10 am-12:40 pm

2 stops43h 30m

$644

San FranciscoReykjavik

SFO - KEF

SFOKEF

San Francisco

Mon 5/4

2:20 pm-9:30 am

1 stop12h 10m

Reykjavik Keflavik Intl

Wed 5/13

8:50 am-6:48 pm

1 stop16h 58m

$680

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 Iceland from

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

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 Iceland?

The cheapest month to fly to Iceland from San Francisco is in August. Flight prices, which tend to average around $749, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of August, then book flights to Iceland from San Francisco during September instead. Flights to Iceland in September, while not as cheap as those in August, still average around $862.

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

The cheapest day to depart from San Francisco to Iceland is on a Monday when prices can be found for as low as $992. Flights from San Francisco to Iceland 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 Iceland?

According to our data, the cheapest time of day to fly to Iceland is in the evening. momondo users have found flights departing from San Francisco to Iceland in the evening for as low as $931. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $1,138. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Iceland from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Iceland for around $975 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Iceland from San Francisco for as low as $750 on momondo.

Cheap San Francisco to Iceland flight deals and tips

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

Direct flights

None
There are no direct flights from San Francisco to Iceland. There are no popular flight routes from San Francisco to Iceland.
Search flight deals

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

    Prices for flights from San Francisco Airport to Iceland are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Iceland.

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

    The travel and health documents required for your trip to Iceland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Iceland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from San Francisco to Iceland

Compare and see reviews for airlines that fly from San Francisco to Iceland with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom $537Free CancellationRating
7.2
3,154 reviews
Search WestJet flights
DeltaPriceFrom $556Free CancellationRating
7.9
8,004 reviews
Search Delta flights
Air CanadaPriceFrom $650Free CancellationRating
7.1
10,410 reviews
Search Air Canada flights
Scandinavian AirlinesPriceFrom $653Free CancellationRating
7.4
1,560 reviews
Search Scandinavian Airlines flights
Air FrancePriceFrom $655Free CancellationRating
7.4
1,484 reviews
Search Air France flights
United AirlinesPriceFrom $684Free CancellationRating
7.4
9,004 reviews
Search United Airlines flights
IcelandairPriceFrom $839Free CancellationRating
7.1
571 reviews
Search Icelandair flights
Alaska AirlinesPriceFrom $1,022Free CancellationRating
8.0
11,243 reviews
Search Alaska Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to Iceland. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Iceland from San Francisco which offer a flexible booking policy as well as other useful filters and features.

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

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 Iceland from San Francisco.

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

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

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