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Cheap flights from Reykjavik Keflavik Intl Airport to St. Louis from $438

This is the cheapest one-way 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 8/13. 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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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.
United Airlines Logo
12:00 pm - 10:45 amKEF-STL
27h 45m1 stop
United Airlines Logo
8:25 am - 8:30 amSTL-KEF
19h 05m2 stops
$744United Airlines
Find Deal
Fri, Jun 13 - Fri, Jun 20
Delta Logo
11:25 am - 8:48 pmKEF-STL
14h 23m1 stop
Delta Logo
6:00 am - 9:30 amSTL-KEF
22h 30m1 stop
$779Delta
Find Deal
Thu, May 15 - Mon, May 19
KLM Logo
11:25 am - 4:35 pmKEF-STL
34h 10m2 stops
KLM Logo
7:06 pm - 6:20 amSTL-KEF
30h 14m2 stops
$787KLM
Find Deal
Thu, May 15 - Mon, May 19
 Logo
11:25 am - 11:38 pmKEF-STL
17h 13m2 stops
 Logo
3:40 pm - 9:30 amSTL-KEF
12h 50m2 stops
Thu, May 15 - Mon, May 19
 Logo
12:10 am - 7:43 pmKEF-STL
24h 33m2 stops
 Logo
7:30 am - 8:15 amSTL-KEF
19h 45m1 stop
Thu, Jun 12 - Fri, Jun 20
 Logo
3:45 pm - 6:41 pmKEF-STL
31h 56m3 stops
 Logo
9:50 am - 8:40 amSTL-KEF
17h 50m2 stops
$1,004
Find Deal
Thu, May 15 - Mon, May 19
Air France Logo
11:25 am - 4:35 pmKEF-STL
34h 10m2 stops
Air France Logo
2:15 pm - 6:20 amSTL-KEF
11h 05m1 stop
$1,025Air France
Find Deal
Thu, May 15 - Mon, May 19
 Logo
12:25 am - 7:58 pmKEF-STL
24h 33m2 stops
 Logo
7:30 am - 11:20 pmSTL-KEF
34h 50m2 stops
$1,113
Find Deal
Wed, May 14 - Mon, May 19
 Logo
12:10 am - 7:43 pmKEF-STL
24h 33m2 stops
 Logo
1:30 pm - 11:35 pmSTL-KEF
29h 05m2 stops
$1,181
Find Deal
Thu, Jun 12 - Fri, Jun 20
 Logo
8:45 am - 12:10 pmKEF-STL
32h 25m3 stops
 Logo
1:00 pm - 4:30 pmSTL-KEF
22h 30m3 stops
$1,405
Find Deal
Thu, May 15 - Mon, May 19

See travel insights to St. Louis from

How to get the cheapest flight ticket from Reykjavik Keflavik Intl Airport to St. Louis

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 airline that flies from Reykjavik Keflavik Intl to Lambert-St Louis?

WestJet, Delta, and Air Canada are the most popular carriers operating from Reykjavik Keflavik Intl to Lambert-St Louis

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

$438

Fastest flight time

12h 15m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Reykjavik Keflavik Intl Airport in the past 72 hours is $438. The best round-trip flight deal from Reykjavik Keflavik Intl Airport to St. Louis found on momondo in the last 72 hours is $744.
The fastest flight from Reykjavik Keflavik Intl Airport to St. Louis takes 12h 15m
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 14h 23m 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.


Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Florissant
Maryland Heights
Hermann
Fairview Heights
Collinsville
Fenton
Farmington
O'Fallon
St. Peters
Wentzville
Alton
Glencoe
Eureka
Edwardsville
Festus
Clayton
Grafton
Litchfield

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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