Deal Brief
BOS to MAD is currently available as a round-trip redemption for 51,000 points plus $49.47 in taxes. This option prices in Economy through iberia+delta, with 8 seats available.
Route: Best Round-Trip Deal: Boston to Madrid
Route code: BOS -> MAD + MAD -> BOS
Program: iberia / Delta SkyMiles (Mixed)
Airline: Iberia / Delta Air Lines
Trip style: 5 days
Travel window: Multiple
Available dates:
October 2026 (5) cash price unavailable
- OCT-16 to OCT-21
- OCT-21 to OCT-26
- OCT-23 to OCT-28
- OCT-28 to NOV-2
- OCT-29 to NOV-3
December 2026 (1) cash price unavailable
- DEC-2 to DEC-7
January 2027 (4) cash price unavailable
- JAN-8 to JAN-13
- JAN-13 to JAN-18
- JAN-14 to JAN-19
- JAN-15 to JAN-20
Cash fares are approximate round-trip prices via Travelpayouts. Point value = (cash fare − taxes) ÷ points. iberia+delta baseline: 1.3¢/pt.
Additional Deal Information
Data Last Refreshed
Quality Score Breakdown · 95/100
Absolute Cost
35 / 50
Seat Availability
10 / 10
Cabin Tier
0 / 10
Freshness
1 / 1
Destination Tier
8 / 8
Tax Efficiency 7% cash
17 / 18
Airline Product
0 / 7
Additional Flight Information
Outbound · BOS → MAD
Booked via iberia
Airline: Iberia
Return · MAD → BOS
Booked via Delta SkyMiles
Airline: Delta Air Lines
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.