Deal Brief
LIS to BOS is currently available as a one-way redemption for 40,000 points plus $69.73 in taxes. This option prices in Economy through United MileagePlus, with strong seat availability.
Route: Lisbon to Boston in Economy from 40,000 Points
Route code: LIS -> BOS
Program: United MileagePlus
Travel window: Multiple
Available dates:
June 2026 (2) cash price unavailable
- JUN-16
- JUN-24
July 2026 (4) cash price unavailable
- JUL-8
- JUL-10
- JUL-17
- JUL-22
August 2026 (2) cash price unavailable
- AUG-26
- AUG-29
September 2026 (4) cash price unavailable
- SEP-1
- SEP-2
- SEP-4
- SEP-5
November 2026 (2) cash price unavailable
- NOV-26
- NOV-27
December 2026 (8) cash price unavailable
- DEC-1
- DEC-12
- DEC-14
- DEC-15
- DEC-16
- DEC-21
- DEC-24
- DEC-25
January 2027 (4) cash price unavailable
- JAN-7
- JAN-8
- JAN-9
- JAN-25
February 2027 (2) cash price unavailable
- FEB-2
- FEB-9
Cash fares are approximate round-trip prices via Travelpayouts. Point value = (cash fare − taxes) ÷ points. United MileagePlus baseline: 1.4¢/pt.
Additional Deal Information
Data Last Refreshed
Quality Score Breakdown · 47/100
Absolute Cost
12 / 50
Seat Availability
10 / 10
Cabin Tier
0 / 10
Freshness
0 / 1
Destination Tier
0 / 8
Tax Efficiency 11% cash
15 / 18
Airline Product
0 / 7