Delta attacks American Airlines and Iberia again from Charlotte CLT and Dallas DFW to Barcelona, Madrid and several other airports in Spain with fares in the mid-$400s round trip.
London Too $550-$604 round trip.
London is also on sale from these two airports for around $550-$600 for many dates Sep 20 through April 2017.
Departure dates are Sep 20 through October and then again for early Dec and Jan through May.
These fare were found at 3:00pm CT, Fri June 24.
Charlotte CLT – Spain Apr 3-11 Google Flights
- Bilbao $473
- Barcelona $461
- Madrid $466
- Palma Mallorca $478
- Alicante $497
- Malaga $586
Many other airports are in $400s if you shift dates slightly.
Dallas DFW – Spain Oct 6-11 Google Flights
Delta Air Lines Charlotte CLT – Atlanta ATL – Barcelona BCN
$450.76 Thu Oct 6 – Thu Oct 13
Delta Airlines Dallas DFW – Atlanta ATL – London LHR
$580.66 Sat Nov 19 – Sun Nov 27 (Thanksgiving week)