Cheap flights from San Francisco to Reykjavik Keflavik Intl Airport from $247
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 Keflavik Intl Airport departing on 8/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from San Francisco to Reykjavik
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
WestJet flights from San Francisco to Reykjavik Keflavik Intl Airport
Our best WestJet deals on San Francisco to Reykjavik Keflavik Intl Airport flight tickets
Scandinavian Airlines flights from San Francisco to Reykjavik Keflavik Intl Airport
Our best Scandinavian Airlines deals on San Francisco to Reykjavik Keflavik Intl Airport flight tickets
See travel insights to Reykjavik from
How to get the cheapest flight ticket from San Francisco to Reykjavik Keflavik Intl Airport
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 Reykjavik Keflavik Intl Airport?
The month of February is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from San Francisco, with most prices found around $869. If you’re not able to fly to Reykjavik Keflavik Intl Airport in February, then September is your next best option. Flight prices from San Francisco to Reykjavik Keflavik Intl Airport during September average around $909.
What is the cheapest day to depart on your flight to Reykjavik Keflavik Intl Airport?
The cheapest day to depart from San Francisco to Reykjavik Keflavik Intl Airport is on a Monday when prices can be found for as low as $931. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Saturday, with ticket prices averaging around $1,099.
What is the cheapest time of day to depart on your flight to Reykjavik Keflavik Intl Airport?
The cheapest time of day to fly to Reykjavik Keflavik Intl Airport is in the evening when flights can be purchased for as low as $897. Flights at noon are often more expensive with an average ticket price of $1,077.
How far in advance should I book a flight to Reykjavik Keflavik Intl Airport?
You are more likely to see cheaper flights to Reykjavik Keflavik Intl Airport from San Francisco when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik Keflavik Intl Airport for around $990 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik Keflavik Intl Airport from San Francisco for as low as $871 on momondo.
What is the cheapest airline that flies from San Francisco to Reykjavik Keflavik Intl?
WestJet, Scandinavian Airlines, and Icelandair are the most popular carriers operating from San Francisco to Reykjavik Keflavik Intl
What airlines fly to Reykjavik Keflavik Intl Airport?
Icelandair, WestJet and Air Canada are the top three most popular airlines that fly to Reykjavik Keflavik Intl Airport from San Francisco according to our data. Icelandair is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Reykjavik Keflavik Intl Airport. Keep in mind that there are 9 different airlines that fly to Reykjavik Keflavik Intl Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from San Francisco to Reykjavik Keflavik Intl Airport
Cheap San Francisco to Reykjavik Keflavik Intl Airport (SFO to KEF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco to Reykjavik Keflavik Intl Airport
How far is San Francisco to Reykjavik Keflavik Intl by plane?
San Francisco and Reykjavik Keflavik Intl are 4180.8 mi apart from one another. In terms of flight time, this usually takes a little over 12h 25m.
When did momondo last update prices for flights from San Francisco Airport to Reykjavik Keflavik Intl Airport?
Prices for flights from San Francisco Airport to Reykjavik Keflavik Intl Airport refresh daily.
How many operators does momondo search for flights from San Francisco Airport to Reykjavik Keflavik Intl Airport?
As of April 2025, there are 9 operators available to choose from for flights from San Francisco Airport to Reykjavik Keflavik Intl Airport.
How old do you have to be to fly from San Francisco Airport to Reykjavik Keflavik Intl Airport?
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 Keflavik Intl Airport.
What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?
The necessary travel and health documents for your Reykjavik Keflavik Intl Airport 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 Keflavik Intl Airport?
momondo data reveals that the most frequently booked airline on the route from San Francisco to Reykjavik Keflavik Intl Airport is Icelandair, representing 51% of all bookings. The subsequent popular airlines are WestJet at 14%, Air Canada at 11%, and United Airlines at 10%.
Best airlines flying from San Francisco to Reykjavik Keflavik Intl Airport
Compare and see reviews for airlines that fly from San Francisco to Reykjavik Keflavik Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $545 | Free Cancellation | Rating 7.2 2,789 reviews | |||
| PriceFrom $649 | Free Cancellation | Rating 7.3 1,328 reviews | |||
| PriceFrom $716 | Free Cancellation | Rating 7.0 9,022 reviews | |||
| PriceFrom $721 | Free Cancellation | Rating 8.0 7,899 reviews | |||
| PriceFrom $722 | Free Cancellation | Rating 7.4 1,425 reviews | |||
| PriceFrom $764 | Free Cancellation | Rating 7.4 8,615 reviews | |||
| PriceFrom $832 | Free Cancellation | Rating 7.8 1,321 reviews | |||
| PriceFrom $863 | Free Cancellation | Rating 7.0 476 reviews | |||
| PriceFrom $1,045 | Free Cancellation | Rating 8.0 9,823 reviews |
Traveling to a place near Reykjavik?
Book flights to Reykjavik if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Francisco to Reykjavik?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Reykjavik from San Francisco.
Can I find flights from San Francisco to Reykjavik with flexible booking policies on momondo?
Flights from San Francisco to Reykjavik with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
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?
Price alerts on flights to Reykjavik from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.