CA $752 Cheap Flights from St. Louis (STL) to Reykjavik (KEF)

Popular airlines from Lambert-St. Louis International Airport (STL) to Keflavik International Airport (KEF)

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Cheap flights from St. Louis (STL) to Reykjavik (KEF)

Prices were available within the past 7 days and start at CA $752 for one-way flights and CA $1,162 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Delta
Delta
Virgin Atlantic
Air Canada
Delta
Air Canada
Delta
British Airways
American Airlines

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Frequently asked questions

How much is a flight from Lambert Field to Keflavik Intl. Airport (KEF)?
Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between STL and KEF start from CA $1,162. Book ASAP to score the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from STL to Keflavik Intl. Airport (KEF)?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from STL to Reykjavík–Keflavík Airport that have flexible change policies?
Flights from Lambert Field to Keflavik Intl. Airport (KEF) with flexible change policies are available with many airlines. Simply use our "No change fees" filter during your search. You'll only need to pay the cost difference between flights, without any additional fees to worry about.
How many hours is the flight from Lambert Field to KEF?
The flight time from Lambert-St. Louis Intl. Airport (STL) to KEF is generally 12 hours and 45 minutes. It's is no quick joyride, so remember to fill your hand luggage with whatever you need to keep you entertained.
How far is the flight from Lambert Field to Reykjavík–Keflavík Airport?
With around 5,100 kilometres separating St. Louis and Iceland, your flight will be a long one. Pack wisely and make your time on board comfortable. Simple things like a spare pair of socks and a quality neck pillow should be in your carry-on bag.
Which airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to Reykjavík–Keflavík Airport?
Unfortunately, there are no airlines that directly fly between STL and Keflavik Intl. Airport (KEF). You'll need to book a flight with at least one stop.
Are Lambert Field to Reykjavík–Keflavík Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to nab a fantastic last-minute deal from Lambert-St. Louis Intl. Airport (STL) to Reykjavík–Keflavík Airport, but there's no guarantee. As many airlines release prices up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can rest assured you're always seeing the latest offers.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Keflavik Intl.
Roundtrip price
CA $1,161
Distance
5108 km

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