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Cheap flights from Reykjavik Keflavik Intl Airport to St. Louis from $1,454

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Reykjavik Keflavik Intl Airport to St. Louis departing on 1/5. 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 Reykjavik Keflavik Intl Airport to St. Louis

Cheap round-trip flights

These are some of the best round-trip flight deals from Reykjavik Keflavik Intl Airport to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Reykjavik Keflavik Intl Airport to St. Louis.

Cheap last minute flights

Planning a quick getaway from Reykjavik Keflavik Intl Airport to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Reykjavik Keflavik Intl Airport to St. Louis

Find recent round-trip train or bus tickets from Reykjavik Keflavik Intl Airport to St. Louis.

All round-trip flight deals to St. Louis

The cheapest plane tickets to St. Louis found on KAYAK recently.
11:40 am - 9:37 pmKEF-STL
39h 57m2 stops
6:00 pm - 10:50 amSTL-KEF
58h 50m2 stops
$1,454British Airways
Find Deal
Sun, Jan 5 - Sun, Jan 12
3:30 pm - 5:51 pmKEF-STL
32h 21m3 stops
3:48 pm - 5:00 amSTL-KEF
31h 12m2 stops
$2,290
Find Deal
Sun, Jan 5 - Sun, Jan 12
3:30 pm - 5:51 pmKEF-STL
32h 21m3 stops
3:48 pm - 5:00 amSTL-KEF
31h 12m3 stops
$2,309
Find Deal
Sun, Jan 5 - Sun, Jan 12
KEF-STL
3191 mimulti-stop
Multiple Airlines
Find Deal

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When to book flights from Reykjavik Keflavik Intl Airport to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Reykjavik Keflavik Intl Airport to St. Louis (KEF to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Reykjavik Keflavik Intl Airport to St. Louis

Best Price Found

$1,454

Fastest flight time

32h 21m

Direct flights

None

Airports in St. Louis

1 airport
The best flight deal from Reykjavik Keflavik Intl Airport to St. Louis found on momondo in the last 72 hours is $1,454
The fastest flight from Reykjavik Keflavik Intl Airport to St. Louis takes 32h 21m
There are no direct flights from Reykjavik Keflavik Intl Airport to St. Louis. Popular non-direct route for this connection is Reykjavik Keflavik Intl Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • How far is Reykjavik Keflavik Intl to Lambert-St Louis by plane?

    The straight-line distance from Reykjavik Keflavik Intl to Lambert-St Louis is 3192.8 mi. Typically, this will take 32h 21m by plane in normal conditions.

  • When did momondo last update prices for flights from Reykjavik Keflavik Intl Airport to Lambert-St Louis Airport?

    Prices for flights from Reykjavik Keflavik Intl Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Reykjavik Keflavik Intl Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Reykjavik Keflavik Intl Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport 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 Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

Why should I use momondo to find a flight deal from Reykjavik to St. Louis?

It is quick and easy to find Reykjavik to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

Can I find flights from Reykjavik to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Reykjavik with this policy.

How can momondo help me find flights from Reykjavik to St. Louis?

Once you have performed a search for Reykjavik to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Reykjavik to St. Louis right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Reykjavik to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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