American Airlines Cheap Flights from San Francisco to Reykjavik

View €1,003 flight on Thu, 15 Jan 2026Opens in a new window
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Prices were available within the past 7 days and start at €1,003 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from San Francisco (SFO) to Reykjavik (KEF)

August is typically the cheapest month to fly

From €462 - €938 per traveller.
San Francisco to Reykjavik route information
Origin airport
San Francisco Intl.
Destination airport
Keflavik Intl.
Airlines serving
British Airways, Icelandair, Lufthansa, Scandinavian Airlines, Swiss International Air Lines
Popular airline
British Airways
Distance
6707 km

Frequently asked questions

How much is an American Airlines flight from San Francisco Intl. Airport (SFO) to Keflavik Intl. Airport (KEF)?
Finding cheap one-way American Airlines flights from SFO to KEF from €1,003 on Expedia is a cinch — just filter by "Price (lowest to highest)." Alternatively, check out our affordable return fares for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SFO to KEF with American Airlines?
American Airlines flights to Reykjavik are generally cheaper in the off-peak months of January and April. Whether you're in search of a return or one-way ticket, you could find a better deal then.
Does American Airlines fly nonstop from San Francisco Intl. Airport (SFO) to Keflavik Intl. Airport (KEF)?
Simply enter your dates, press search and tick the "Nonstop" filter on Expedia to browse any direct flights from SFO to KEF with American Airlines or another airline.
What airports does American Airlines fly into in Reykjavik?
Keflavik Intl. Airport (KEF) is the main Reykjavik gateway for American Airlines flights from San Francisco Intl. Airport (SFO).
Can I change or cancel my American Airlines flight from San Francisco Intl. Airport (SFO) to Keflavik Intl. Airport (KEF)?
Depending on the type of fare you purchased, a fee typically applies if you change or cancel your flight more than 24 hours after confirmation. To secure flexible plane tickets, select our "Changes included" or "No cancel fee" filter when you look for flights. For more details on modifying or cancelling your reservation, head to "Trips," select your flight and tick "Manage Booking."
*Available to Expedia members.