Primary keywords: 'cheap flights DFW to BCN November', 'Dallas to Barcelona deals'. To find low November fares, search 6–10 weeks ahead, use flexible date tools to compare midweek departures, and set multiple fare alerts across Google Flights, Skyscanner, and airline websites. Consider flying one-stop via Madrid (MAD), London (LHR), Frankfurt (FRA), or Amsterdam (AMS) to reduce costs, and evaluate nearby U.S. departure airports like Austin–Bergstrom (AUS) or Houston (IAH) if savings justify ground transfers. Use LSI keywords such as 'shoulder season Barcelona deals', 'November airfare tips', and 'international flight discounts'. Book refundable or flexible tickets during volatile holiday windows like Thanksgiving, and use loyalty points or airline sales to further lower prices. CTA: Compare November fares now and set alerts to lock in the best DFW to BCN deals.