Find the best flight deals to Spain — including fare sales, error fares, and weekly alerts for $350–$700 roundtrip from the US.
Best Months: January–March, November
Avg Price: $350–$700 roundtrip from the US
Top Airlines: TAP Portugal, Iberia, Norse Atlantic, Delta
Airports: BCN (Barcelona), MAD (Madrid), AGP (Malaga), SVQ (Seville)
We find cheap flights every week — including error fares, flash sales, and deals you won't see anywhere else.
January through March offers the cheapest transatlantic fares, with roundtrips often under $400 from East Coast cities. November is also affordable with mild weather in southern Spain and fewer tourists.
Fares are usually very similar. Barcelona has slightly more budget carrier options. Compare both and consider an open-jaw ticket — fly into one, take the AVE train (2.5 hours), and fly home from the other.
Spain's AVE high-speed trains connect major cities quickly. Budget airlines Vueling and Ryanair offer domestic flights from $20–40. FlixBus and ALSA buses are the cheapest option for intercity travel.