Cheap flights from St. Louis (STL) to Madrid (MAD)

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The best prices from Lambert-St Louis to Madrid Barajas are usually found in February or March, booked 51 days in advance, depart on a Monday or Wednesday and return on a Wednesday

How to find the cheapest flight from
St. Louis (STL) to Madrid (MAD)

All the information you need to plan the best STL to MAD flight in 2021: compare St. Louis to Madrid flight prices with the expected peak season, weather and rainfall in Madrid.
STL - MAD
Price
$782 - $1,350
MAD
Temperature
41 - 77 °F
MAD
Precipitation
0.4 - 2.4 inches

Popular in

July

High demand for flights, 22% potential price rise

Cheapest in

February

Best time to find cheap flights, 25% potential price drop

Round-trip from

$782

From Lambert-St Louis to Madrid Barajas

One-way from

$503

One-way flight from Lambert-St Louis to Madrid Barajas

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from St. Louis to Madrid?

Travelers have found it’s best to book a flight 52 days in advance to save up to 29% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 52 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Madrid 1-2 weeks in advance for as low as $1,158, or $1,316 for flights within the next 24 hours.

When is the cheapest time to fly from St. Louis to Madrid (STL - MAD)?

One of the essential ways to save on airfare from St. Louis to Madrid is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 32% on airfare.

What is the cheapest day to fly round-trip from St. Louis to Madrid?

Friday flights are found to be more expensive to fly from St. Louis to Madrid. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Madrid.

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

The best pricing can be found in the month of February. Prices to Madrid from St. Louis average $1,047. You can even find prices in February for less than $1,047, as users have found deals to Madrid from as low as $637. The month of July appears to be one of the more expensive times to travel to Madrid from St. Louis. Flying in the targeted month can save you up to 28%.

Cheap flights from St. Louis to Madrid in November, December 2021

The best prices found for STL to MAD flights for November, December
30 Dec - 9 Jan
$843pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
MAD
Madrid Barajas
MAD
Madrid Barajas
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis
31 Dec - 12 Jan
$861pp
STL
Lambert-St Louis
KLM
   
2 STOPS
MAD
Madrid Barajas
MAD
Madrid Barajas
KLM
   
2 STOPS
STL
Lambert-St Louis
30 Dec - 9 Jan
$885pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
MAD
Madrid Barajas
MAD
Madrid Barajas
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis

Lambert-St Louis to Madrid 2022 flight deals

Cheap flights to Madrid from St. Louis found for next year
30 Dec - 9 Jan
$843pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
MAD
Madrid Barajas
MAD
Madrid Barajas
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis
31 Dec - 12 Jan
$861pp
STL
Lambert-St Louis
KLM
   
2 STOPS
MAD
Madrid Barajas
MAD
Madrid Barajas
KLM
   
2 STOPS
STL
Lambert-St Louis
30 Dec - 9 Jan
$885pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
MAD
Madrid Barajas
MAD
Madrid Barajas
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis

Last minute flights from St. Louis to Madrid

Late deals on round-trip flights to Madrid from St. Louis, departing today and this week
7 Dec - 14 Dec
$1,188pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
MAD
Madrid Barajas
MAD
Madrid Barajas
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
7 Dec - 14 Dec
$1,504pp
STL
Lambert-St Louis
Lufthansa
 
1 STOP
MAD
Madrid Barajas
MAD
Madrid Barajas
Lufthansa
 
1 STOP
STL
Lambert-St Louis
7 Dec - 14 Dec
$1,517pp
STL
Lambert-St Louis
Lufthansa
 
1 STOP
MAD
Madrid Barajas
MAD
Madrid Barajas
Lufthansa
   
2 STOPS
STL
Lambert-St Louis

One-way flights to Barajas from St. Louis

The cheapest one-way flights from St. Louis to Madrid
12:05 pm - 4:25 pm
American Airlines
2 Stops
21h 20m
STL - MAD
American Airlines
4:22 am - 7:20 am
Air Canada
3 Stops
19h 58m
STL - MAD
Air Canada
$505
Air Canada
9:39 am - 2:55 am
Iberia
1 Stop
10h 16m
STL - MAD
Iberia
$720
KAYAK

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Madrid</span> flights.

Flight FAQs

From St. Louis to Madrid

Which airlines flying from Lambert-St Louis to Madrid Barajas have flexible cancellations due to COVID-19?

American Airlines, United Airlines, and British Airways are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from St. Louis to Madrid for under $500 on Cheapflights?

Yes, there are multiple flights from St. Louis to Madrid for under $500. The cheapest flight booked recently is on Multiple Airlines for just $497, but on average you can expect to pay $525.

Are there last-minute flights available from St. Louis to Madrid for under $1,200?

There are currently 5+ open flights from St. Louis to Madrid within the next 7 days for less than $1,200.

How popular is this St. Louis to Madrid flight route?

The Lambert-St Louis to Madrid Barajas flight path was viewed by 11 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from St. Louis to Madrid round-trip?

According to our current data, British Airways ($498), American Airlines ($501), and Iberia ($509) offers the cheapest pricing from St. Louis to Madrid. You may be able to fly from St. Louis to Madrid for 52% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from St. Louis to Madrid one-way?

The cheapest airlines for a one-way flight from St. Louis to Madrid are Iberia ($378), British Airways ($460), and Lufthansa ($490).

What are the most popular airlines that fly from St. Louis to Madrid?

Major Airline, American Airlines and Air Canada are the most popular airlines when flying from St. Louis to Madrid.

What are the cheapest flights from St. Louis to Madrid?

Looking at all options, your cheapest flight can be booked for $502. While the most popular route (Lambert-St Louis - Madrid Barajas) can be booked for $497 on average our data indicates $1,573 when flying from St. Louis to Madrid.

COVID Restrictions

View COVID Travel Restrictions for Madrid, Spain

Do I need a COVID test to fly to Madrid from St. Louis?

Information is based on travel restrictions from Lambert-St Louis to Madrid Barajas

Most visitors from Lambert-St Louis need to provide a negative COVID-19 test result and/or quarantine to enter Madrid Barajas.

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 for rt-pcr (naat) and 48 for antigen (quick-test) hours before departing to Madrid Barajas.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Madrid Barajas.

Do I need a test to fly back to St. Louis from Madrid?

Returning to Lambert-St Louis from Madrid Barajas

COVID-19 testing requirements
Visitors from Madrid Barajas must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Madrid Barajas are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Madrid, Spain

Alternative routes for St. Louis to Madrid

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Madrid

Things to know before you go - useful duration and weather info for your trip from St. Louis to Madrid.
Today's exchange rate
$1 = €0.89
Average temperature for November in Madrid
57.2 °F
Avg rainfall for November in Madrid
2.3 ″

Airports servicing St. Louis

Airports servicing Madrid

Top 9 airlines flying from Lambert-St Louis to Madrid Barajas

The chart below displays the airlines Cheapflights users traveling from St. Louis to Madrid choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$490 $1,147 No cancel fee 69%
Delta
$500 $982 No cancel fee N/A
Air Canada
$500 $1,126 No cancel fee 67%
Iberia
$536 $1,039 No cancel fee 77%
British Airways
$553 $978 No cancel fee 70%
Lufthansa
$626 $1,400 No cancel fee 76%
KLM
$655 $1,146 No cancel fee 75%
American Airlines
$665 $1,245 No cancel fee 71%
Aer Lingus
$802 $1,180 No cancel fee N/A
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