AirHint found the following cheapest return flights from St. Louis (STL) to Barcelona (BCN) in November 2025 (see full year).
Return flights
| 03 Nov - 10 Nov | Lufthansa | ||
| 27 Nov - 04 Dec | United | ||
| 29 Nov - 06 Dec | United | ||
| 19 Nov - 26 Nov | United | ||
| 25 Nov - 02 Dec | United | ||
| 09 Nov - 29 Nov | Frontier Airlines | ||
| 23 Nov - 30 Nov | United | ||
| 21 Nov - 28 Nov | United |
Also check the deals for one-way flights from St. Louis to Barcelona in November.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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