MAD - STL

$402 Find Cheap Flights from Madrid to St. Louis

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Madrid to St. Louis departing on 4/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Madrid to St. Louis, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Madrid to St. Louis, as well as popular online travel agencies
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41’299’237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$794
Overall average: $834
United Airlines
Fri 3/6Tue 3/10
MAD - STL • 1 stop
Cheapest one-way
$402
Typical prices: $1,129-$1,214
Multiple Airlines
Mon 4/20
MAD - STL • 3 stops
When to travel
April
Cheapest • 28% price drop
July
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to St. Louis!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Madrid to St. Louis (MAD-STL)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Madrid to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Madrid to St. Louis

Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
6:00 am - 1:55 pm
MAD
-
STL
14h 55m
1 stop
United Airlines Logo
7:00 am - 9:15 am
STL
-
MAD
20h 15m
1 stop
$794United Airlines
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
6:00 am - 11:51 pm
MAD
-
STL
24h 51m
2 stops
United Airlines Logo
11:25 am - 9:15 am
STL
-
MAD
15h 50m
2 stops
$800United Airlines
Sat, Feb 14 - Sat, Feb 21
Lufthansa Logo
6:00 am - 8:23 pm
MAD
-
STL
21h 23m
2 stops
Lufthansa Logo
11:39 am - 9:15 am
STL
-
MAD
14h 36m
1 stop
$806Lufthansa
Sat, Feb 14 - Sat, Feb 21
Lufthansa Logo
6:00 am - 8:23 pm
MAD
-
STL
21h 23m
2 stops
Lufthansa Logo
11:39 am - 11:10 am
STL
-
MAD
16h 31m
2 stops
$809Lufthansa
Sat, Feb 14 - Sat, Feb 21
Lufthansa Logo
11:15 am - 11:59 pm
MAD
-
STL
19h 44m
1 stop
Lufthansa Logo
11:39 am - 9:15 am
STL
-
MAD
14h 36m
1 stop
$819Lufthansa
Sat, Feb 14 - Sat, Feb 21
Delta Logo
6:00 am - 8:43 pm
MAD
-
STL
21h 43m
2 stops
Delta Logo
5:01 pm - 5:40 pm
STL
-
MAD
17h 39m
2 stops
$827Delta
Sat, Feb 14 - Sat, Feb 21
Delta Logo
1:05 pm - 11:36 pm
MAD
-
STL
17h 31m
2 stops
Delta Logo
11:55 am - 9:15 am
STL
-
MAD
14h 20m
1 stop
$831Delta
Sat, Feb 14 - Sat, Feb 21
British Airways Logo
12:40 pm - 11:22 pm
MAD
-
STL
17h 42m
1 stop
British Airways Logo
1:30 pm - 8:55 am
STL
-
MAD
12h 25m
1 stop
$835British Airways
Thu, Mar 26 - Thu, Apr 9
United Airlines Logo
6:00 am - 9:15 pm
MAD
-
STL
21h 15m
2 stops
United Airlines Logo
7:45 am - 8:05 am
STL
-
MAD
17h 20m
2 stops
$838United Airlines
Thu, Mar 26 - Thu, Apr 9
United Airlines Logo
6:00 am - 9:15 pm
MAD
-
STL
21h 15m
2 stops
United Airlines Logo
7:45 am - 8:05 am
STL
-
MAD
17h 20m
2 stops
$841United Airlines
Booking Insights

KAYAK's insights & trends for Madrid to St. Louis flights

Get data-powered insights and trends into flights from Madrid to St. Louis to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Madrid to St. Louis?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Madrid to St. Louis, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Madrid to St. Louis is April, where tickets cost $714 (return) on average. On the other hand, the most expensive months are December and October, where the average cost of round-trip tickets is $1,483 and $1,180 respectively.

Find deals

Good to know

Low seasonOctober
Cheapest flight$402
Best time to beat the crowds but there is an average 19% increase in price.
Most popular time to fly with an average 11% increase in price.
Flight from Madrid to St. Louis

When to book flights from Madrid to St. Louis

Are your dates flexible? Find out the best times to travel from Madrid to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Madrid to St. Louis

  • What is the cheapest flight from Madrid to St. Louis?

    In the last 3 days, the lowest price for a flight from Madrid to St. Louis was $402 for a one-way ticket and $794 for a round-trip.

  • Do I need a passport to fly between Madrid and St. Louis?

    Yes, you’ll need a passport to travel to St. Louis from Madrid.

  • Which airports will I be using when flying from Madrid to St. Louis?

    When flying out of Madrid you will be using Madrid Barajas. You will be landing at St. Louis, also known as Lambert-St Louis.

  • Which aircraft models fly most regularly from Madrid to St. Louis?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Madrid to St. Louis?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Madrid to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Madrid to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Madrid is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Madrid to St. Louis?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Madrid with another airline. Booking your flights between Madrid and STL can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Madrid to St. Louis?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Madrid up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Madrid to St. Louis

Information on your arrival and departure airports

Madrid (MAD)
St. Louis (STL)