Cheap flights from Boston to Madrid
Start here for the all-dates route view. Compare months, scan exact date pairs, then open a deal when the route lines up.
Lowest fare
€490
Typical (direct)
€609
Current signal
20% below typical
High fare
€637
Destination view
Madrid is on the radar. Use the offers below to compare dates fast.
Price radar insight
Direct Flights to Madrid at 321 EUR
Experience direct flights from the United States to Madrid for just 321 EUR. This fare is significantly lower than the typical price.
Updated 7d ago
Best months on radar
Open a month-by-month route view
These month pages answer when this route tends to open best without replacing the all-dates route hub.
Best dates right now
Pick your travel window
These are the cheapest date pairs we found for this route.
Travel dates
9 Sept → 13 Sept
DirectOut 6h 50mBack 8h 0m
Air France
€615
Near typical
Travel dates
10 Sept → 14 Sept
DirectOut 6h 50mBack 8h 0m
KLM
€598
Near typical
Travel dates
10 Sept → 19 Sept
DirectOut 6h 50mBack 8h 0m
KLM
€603
Near typical
Travel dates
12 Sept → 19 Sept
DirectOut 6h 50mBack 8h 0m
Air France
€620
Near typical
Travel dates
12 Sept → 23 Sept
DirectOut 6h 50mBack 8h 0m
Air France
€620
Near typical
Travel dates
13 Sept → 20 Sept
DirectOut 6h 50mBack 8h 0m
KLM
€602
Near typical
Travel dates
15 Sept → 20 Sept
DirectOut 6h 50mBack 8h 0m
KLM
€625
6% above typical
Travel dates
15 Sept → 22 Sept
DirectOut 6h 50mBack 8h 0m
KLM
€619
5% above typical
Travel dates
15 Sept → 30 Sept
DirectOut 6h 50mBack 8h 0m
Air France
€637
8% above typical
Travel dates
17 Sept → 23 Sept
DirectOut 6h 50mBack 8h 0m
Air France
€596
Near typical