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STL (St. Louis) to KEF (Reykjavik) Flights $878.66

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Cheap STL to KEF Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from St. Louis to Reykjavik (STL to KEF)

Question : If your plans are flexible, have you considered changing your departure day?
Answer : The lowest-cost day to fly in August is Monday. Being flexible with your travel days garners even more savings during booking.

Question : Who's offering the cheapest round-trip flight to Keflavik International Airport (KEF) over the coming months?
Answer : Prices are hitting highs of $4,210 over the next three months when flying to KEF from STL. Check out Delta Air Lines, as they have been booking customers at just $611.

Question : Do travelers from Saint Louis typically stay in Reykjavik for very long?
Answer : Over the next two months, travelers from STL to KEF are planning on staying for eight days on average.

Question : What is the cheapest day to fly in the next four weeks?
Answer : Since low prices are preferred, look at Aug 21st. As of Jul 24th, it's showing the cheapest ticket sales at $834. That is 42% below the average price for this route, so you can spend that extra cash on an adventure rather than the flight.

Question : Are you paying the cheapest or highest price for your ticket to Reykjavik?
Answer : Prices for this trip tend to fluctuate much more than other flights from the United States. They can range anywhere from $611 to $4,210. However, the sooner you book, the better price you tend to get.