Cheap flights from St. Louis to Barcelona from £283
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- Nonstop
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How much do flights to Barcelona cost?
Cheapest one-way trip | £283 |
|---|---|
Cheapest round-trip | £587 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
Getting from Barcelona airport to the city center
Fastest options: Aerobus and RENFE train. Best value: TMB metro line L9 Sud.
Transport Option | Typical time | Typical cost | Frequency | Best for |
|---|---|---|---|---|
35-40 min | €7 (single ticket; return €12.75) | every 5–10 min (traffic dependent) | direct to city center | |
25-30 min | €4-€5 (T-casual card valid) | every 30 min (traffic dependent) | budget travelers | |
30-45 min | €5 (airport supplement applies) | every 7 min (traffic dependent) | connecting to metro network | |
40-55 min | €2-€3 (T-casual card valid) | every 20–30 min (traffic dependent) | lowest cost option | |
20-40 min | €39-€50 (fixed fare to city center) | on-demand 24/7 (traffic dependent) | door-to-door convenience | |
20-40 min | €50-€80 (pre-booked; varies by provider) | pre-booked (traffic dependent) | groups and families | |
40-55 min | €2-€3 (T-casual card valid) | every 20 min overnight (traffic dependent) | late night arrivals |
Notes:
- Prices in EUR; table created in 2025 and subject to change.
- The T-casual travel card is valid on RENFE Rodalies, TMB metro (excluding airport supplement), and TMB buses.
- Taxis have a fixed fare of €39 to central Barcelona; supplements may apply for luggage or night travel.
- Metro L9 Sud requires a special airport ticket; standard T-casual is not valid for airport stations.
- We recommend checking official transport websites for your travel planning.
Updated: December 2025
Key info about flying to Barcelona
Check-in for a flight from St. Louis to Barcelona
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| Frontier Airlines | FFT | F9 | No |
| Vueling | VLG | VY | No |
| Lufthansa | DLH | LH | No |
| Iberia Airlines | IBE | IB | Yes |
| Air France | AFR | AF | No |
Online check-in is not available for these airlines.
Weather in Barcelona
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 13°C | 6°C |
| February | 13°C | 7°C |
| March | 15°C | 9°C |
| April | 17°C | 11°C |
| May | 21°C | 14°C |
| June | 25°C | 19°C |
| July | 28°C | 22°C |
| August | 28°C | 22°C |
| September | 25°C | 19°C |
| October | 21°C | 16°C |
| November | 17°C | 11°C |
| December | 14°C | 8°C |
14 day forecast
Frequently asked questions
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