Deal Brief
BOS to MAD is currently available as a round-trip redemption for 62,300 points plus $71.73 in taxes. This option prices in Economy through united+alaska, with strong seat availability.
Route: Best Round-Trip Deal: Boston to Madrid
Route code: BOS -> MAD + MAD -> BOS
Program: United MileagePlus / Alaska Mileage Plan (Mixed)
Trip style: 12 days
Travel window: DEC-1 to DEC-13
Available dates:
December 2026 (1) cash price unavailable
- DEC-1 to DEC-13
Cash fares are approximate round-trip prices via Travelpayouts. Point value = (cash fare − taxes) ÷ points. united+alaska baseline: 1.3¢/pt.
Additional Deal Information
Data Last Refreshed
Quality Score Breakdown · 91/100
Absolute Cost
28 / 50
Seat Availability
10 / 10
Cabin Tier
0 / 10
Freshness
1 / 1
Destination Tier
8 / 8
Tax Efficiency 8% cash
17 / 18
Airline Product
0 / 7
Additional Flight Information
Outbound · BOS → MAD
Booked via United MileagePlus
Return · MAD → BOS
Booked via Alaska Mileage Plan
Mixed booking: This round trip uses two different loyalty programs for the best combined price.
The booking program is where you redeem points. Different programs may price the same flight differently.