Cheap Flights from Barcelona to St Louis

Compare Barcelona to St Louis flight deals

Find the cheapest month or even day of the year to fly to St Louis

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Flight deals from Barcelona to St Louis

Looking for a cheap last-minute deal or the best return flight from Barcelona to St Louis? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Barcelona to St Louis

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Barcelona to St Louis flights are currently cheapest in November.

Barcelona to St Louis: Alternative routes

Compare routes from Barcelona to St Louis below. You may find an airport to fly into that's cheaper, faster, or easier than St Louis.

Barcelona to St Louis: Flight information

The things to know before you go.
Cheapest flight foundRs111,610
Cheapest month to flyNovember

Finding cheap flights from Barcelona to St Louis: Frequently asked questions

The best price we found for a return flight from Barcelona to St Louis is Rs180,624. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Barcelona to St Louis. But we found flights with one or more stops from Rs180,624.
As of August 2025, there are no flights flying from Barcelona to St Louis.
The cheapest month to fly from Barcelona to St Louis is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Barcelona Airport to St Louis Airport on Wednesday, 5 November 2025.
No airlines currently offer direct flights between Barcelona Airport and St Louis Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Louis but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to St Louis is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Wizz Air Malta offers the cheapest flight tickets to St Louis.

Travelling from Barcelona-El Prat Airport (BCN) to Lambert-St. Louis International Airport (STL): what you need to know

  • The timezone in St Louis is UTC-5, which is six hours behind Barcelona.

  • Leave enough time to catch your BCN to STL flight. Generally, it's best to arrive two hours before international departures and an hour ahead for domestic flights.

  • You can expect bigger queues in popular months like July. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a smart move.

  • Think about adding a stopover when booking your ticket from Barcelona-El Prat Airport to Lambert-St. Louis International Airport. Simply deselect 'Direct flights only' to break up your trip, or even explore someplace new along the way. Here's where you can stop between BCN and STL:

    • Philadelphia International Airport

    • Montreal-Pierre Elliott Trudeau International Airport

    • O'Hare International Airport

How to find the cheapest flights from Barcelona-El Prat Airport (BCN) to Lambert-St. Louis International Airport (STL)

  • The lowest price we've seen for a one-way Barcelona-El Prat Airport to Lambert-St. Louis International Airport flight is Rs111,610. A return ticket is currently Rs180,624. Depending on the availability and when you book, these fares can change.

  • To get your hands on cheap tickets from BCN to STL, book early. Airlines usually offer their most competitively priced fares when flights are first released.

  • Getting cheap flights from Barcelona-El Prat Airport to Lambert-St. Louis International Airport is easier if you can be flexible with your travel dates. Use the 'Whole month' tool to see the lowest prices across every month and score a great deal.

  • Getting your hands on cheap flights from BCN to STL is a cinch with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you as soon as a new deal comes up.

  • Tailor your trip using filters. Select your departure and arrival times, airlines and total journey duration. You can also sort results by 'Cheapest,' 'Best' or 'Fastest' flights from Barcelona-El Prat Airport to Lambert-St. Louis International Airport.

Handy information about Barcelona-El Prat Airport (BCN)

  • Of all flights departing from Barcelona-El Prat Airport, 79.12% land on time at their destination.

  • To get to Barcelona-El Prat Airport from central Barcelona, it'll take around 25 minutes if you're planning to drive. This depends on traffic though. It's approximately 18 kilometres from the airport to the city centre.

  • Taking public transport? Expect a journey time of around 35 minutes.

  • Get your travels off to a hassle-free start by staying near BCN. Whether you're taking an early flight from Barcelona-El Prat Airport to Lambert-St. Louis International Airport or just don't want to be rushed, these stays are ideal:

Arriving at Lambert-St. Louis International Airport (STL)

Getting from Lambert-St. Louis International Airport (STL) to central St Louis

  • You'll find STL at 10701 Lambert International Blvd..

  • From Lambert-St. Louis International Airport, St Louis is approximately 26 kilometres away. It takes around 20 minutes to drive to the centre.

  • Getting to the centre on public transport typically takes 35 minutes.

When to fly to Lambert-St. Louis International Airport (STL)

  • July is the most popular month for flights from Barcelona-El Prat Airport to Lambert-St. Louis International Airport. To skip the crowds, go to St Louis in April.

  • When booking your flight from Barcelona-El Prat Airport to Lambert-St. Louis International Airport, consider the type of weather you like. July is the warmest month in St Louis, with temperatures ranging from 17ºC to 33ºC.

  • January sees average temperatures of between -8ºC and 7ºC. Search for cheap tickets from BCN to STL sometime then if you want to travel in cooler conditions.

Explore more of United States

  • You've seen St Louis, now it's time to explore more of United States. Travel about 418 kilometres north-east to Chicago to tick off its must-visit sights. From Millennium Park to Art Institute of Chicago and LandShark Beer Garden at Navy Pier, your itinerary will be busy.

  • Indianapolis is another standout destination in United States and is around 370 kilometres east of St Louis. No trip is complete without visiting The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.