Denver
Boston → Denver
New
$165 USDRoundtrip
Not checked yet
Nov 7 – Nov 10, 2026 · United Airlines · Nonstop
See deal
← Boston Deals / Europe / Madrid
Boston to Madrid from $366 USD roundtrip
Boston BOS → Madrid MAD
$366 USD
Roundtrip · American Airlines, British Airways, Finnair, Iberia · Nonstop
- Skyscanner — Whole-month view: every date in the month priced side by side.
- Kiwi — Every departure and return date in the deal's window at once.
Fares move, so confirm the price before booking.
Deal overview
- Price
- $366 USD
- Trip type
- Roundtrip
- Airline
- American Airlines , British Airways , Finnair , Iberia
- Stops
- Nonstop
- Travel period
- Nov – Dec 2026
- Baggage
- Basic Economy / Economy Light fares DO NOT include checked bags – they are $85 each way for the 1st bag and $100 for the 2nd; DO NOT allow for advance seat assignments; DO NOT allow for changes; DO NOT allow for mileage earning; DO NOT allow for cancellations – so if you cancel after the 24 hour risk free period, the Basic Economy version will have no value for future travel
- Booking deadline
- Not specified
- First found
- 8 days ago
- Last updated
- 8 days ago
Example dates
- Nov 4→Nov 11Not checked yet
A check is a moment that has already passed — a fare confirmed this morning can be gone by lunch. Dates we have not reached yet simply say so.
About this deal
Roundtrip nonstop flights between Boston (BOS) and Madrid (MAD) are available from $366 USD with American Airlines, British Airways, Finnair, and Iberia. The travel period for this fare is in November and December. Basic Economy fares do not include checked bags, which cost $85 each way for the first bag and $100 for the second. These fares also do not allow advance seat assignments, changes, mileage earning, or cancellations after the 24-hour risk-free period.
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