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Essential information to help you plan your flight from St. Louis to Barcelona.
Cheapest price found on Priceline for this route in the last 16 days. Found 8 days ago.
$103 below the typical $847 round-trip on this route.
Lowest one-way price found on Priceline for this route in the last 16 days. Found 10 days ago.
The typical one-way fare on this route is $606.
A round-trip at or under $839 is a good deal on this route right now.
75% of the fares we found on this route cost more; only a quarter cost less.
Afternoon departures average $825 on this route, the lowest of any time of day.
$116 less than the average departure, which is $941.
Express Deals® deliver Priceline’s biggest discounts on flights. Pick your route and dates and we’ll match you with a great offer from a trusted airline. These exclusive “mystery deals” reward flexibility with even deeper savings — your airline is revealed after you book.
We don’t use Express Deal prices when calculating this route’s lowest price or price averages, because these offers require extra flexibility from travelers.
STLBCN
You’re guaranteed to get one of these airlines:
AmericanUnitedBritishIBERIADepart Jul 31 · Return Aug 26
26-night trip · economy
United Airlinesfound Oct 12American Airlinesfound Oct 12
Air Canadafound Oct 12British Airwaysfound Oct 12
Book a flight & hotel together for extra savings.
On average save $240 per traveler
IBERIAfound Oct 12Air Francefound Oct 12KLMfound Oct 12
Finnairfound Oct 12American Airlinesfound Oct 12United Airlinesfound Oct 12St. Louis, US (STL) - Barcelona, ES (BCN)
American AirlinesNov 1
Nov 2
as low as
$588St. Louis, US (STL) - Barcelona, ES (BCN)
American AirlinesNov 1
Nov 2
as low as
$588St. Louis, US (STL) - Barcelona, ES (BCN)
American AirlinesNov 1
Nov 2
as low as
$588St. Louis, US (STL) - Barcelona, ES (BCN)
United AirlinesNov 1
Nov 2
as low as
$588St. Louis, US (STL) - Barcelona, ES (BCN)
American AirlinesNov 1
Nov 2
as low as
$588St. Louis, US (STL) - Barcelona, ES (BCN)
American AirlinesNov 1
Nov 2
as low as
$588St. Louis, US (STL) - Barcelona, ES (BCN)
United AirlinesNov 1
Nov 2
as low as
$588St. Louis, US (STL) - Barcelona, ES (BCN)
British AirwaysNov 1
Nov 2
as low as
$592St. Louis, US (STL) - Barcelona, ES (BCN)
IBERIANov 1
Nov 2
as low as
$592St. Louis, US (STL) - Barcelona, ES (BCN)
British AirwaysNov 1
Nov 2
as low as
$592St. Louis, US (STL) - Barcelona, ES (BCN)
IBERIANov 1
Nov 2
as low as
$592St. Louis, US (STL) - Barcelona, ES (BCN)
KLMNov 1
Nov 2
as low as
$596St. Louis - Barcelona packages
Round-trip flight from St. Louis
STL to BCN
Best Western Plus Hotel Alfa Aeropuerto
Incl. Flight + Hotel
Round-trip flight from St. Louis
STL to BCN
Holiday Inn Express Sant Cugat By IHG
Incl. Flight + Hotel
Round-trip flight from St. Louis
STL to BCN
Catalonia Barcelona Plaza
Incl. Flight + Hotel
Round-trip flight from St. Louis
STL to BCN
Ibis Styles Barcelona Sant Joan Despi
Incl. Flight + Hotel
Round-trip flight from St. Louis
STL to BCN
Hotel Gotico
Incl. Flight + Hotel
Round-trip flight from St. Louis
STL to BCN
Leonardo Royal Hotel Barcelona Forum
Incl. Flight + Hotel
Round-trip flight from St. Louis
STL to BCN
Eurostars Monumental
Incl. Flight + Hotel
Round-trip flight from St. Louis
STL to BCN
Sercotel Amister Art Hotel Barcelona
Incl. Flight + Hotel
St. Louis - Barcelona packages
Round-trip flight from St. Louis
STL to BCN
Ibis Styles Barcelona Sant Joan Despi
Rental car included
Pick-up in BCN
Incl. Flight + Hotel + Car
Round-trip flight from St. Louis
STL to BCN
Hotel Gotico
Rental car included
Pick-up in BCN
Incl. Flight + Hotel + Car
Round-trip flight from St. Louis
STL to BCN
Leonardo Royal Hotel Barcelona Forum
Rental car included
Pick-up in BCN
Incl. Flight + Hotel + Car
Round-trip flight from St. Louis
STL to BCN
Sercotel Amister Art Hotel Barcelona
Rental car included
Pick-up in BCN
Incl. Flight + Hotel + Car
Round-trip flight from St. Louis
STL to BCN
Eurostars Monumental
Rental car included
Pick-up in BCN
Incl. Flight + Hotel + Car
Round-trip flight from St. Louis
STL to BCN
Best Western Plus Hotel Alfa Aeropuerto
Rental car included
Pick-up in BCN
Incl. Flight + Hotel + Car
Round-trip flight from St. Louis
STL to BCN
Holiday Inn Express Sant Cugat By IHG
Rental car included
Pick-up in BCN
Incl. Flight + Hotel + Car
Round-trip flight from St. Louis
STL to BCN
Catalonia Barcelona Plaza
Rental car included
Pick-up in BCN
Incl. Flight + Hotel + Car
Afternoon (2pm - 5pm) is the cheapest time of day to fly from St. Louis to Barcelona. At $825 it is 12% cheaper than the average time. Midday (12pm - 2pm) is the most expensive time, 13% above average.
| Time of day | Average fare |
|---|---|
| Morning | $840 |
| Midday | $1,066 |
| Afternoon | $825 |
| Evening | $1,033 |
Share of fares in each price range.
| Price range | Share of fares |
|---|---|
| $600 to $750 | 16% |
| $750 to $900 | 54% |
| $900 to $1,050 | 16% |
| $1,050 to $1,200 | 7% |
| $1,200 to $1,350 | 3% |
| $1,350 to $1,500 | 2% |
| $1,500 and up | 2% |
