Deal Brief
IAD to LHR is currently available as a round-trip redemption for 81,750 points plus taxes not reported by program. This option prices in Premium Economy through alaska+british, with strong seat availability.
Route: Best Round-Trip Deal: Washington, DC to London
Route code: IAD -> LHR + LHR -> IAD
Program: Alaska Mileage Plan / british (Mixed)
Airline: British Airways
Trip style: 17 days
Travel window: Multiple
Available dates:
August 2026 (4) cash price unavailable
- AUG-16 to SEP-2
- AUG-17 to SEP-3
- AUG-22 to SEP-8
- AUG-30 to SEP-16
October 2026 (12) cash price unavailable
- OCT-3 to OCT-20
- OCT-4 to OCT-21
- OCT-5 to OCT-22
- OCT-10 to OCT-27
- OCT-11 to OCT-28
- OCT-12 to OCT-29
- OCT-17 to NOV-3
- OCT-18 to NOV-4
- OCT-19 to NOV-5
- OCT-20 to NOV-6
- OCT-23 to NOV-9
- OCT-24 to NOV-10
January 2027 (16) cash price unavailable
- JAN-1 to JAN-18
- JAN-2 to JAN-19
- JAN-4 to JAN-21
- JAN-5 to JAN-22
- JAN-6 to JAN-23
- JAN-7 to JAN-24
- JAN-10 to JAN-27
- JAN-11 to JAN-28
- JAN-12 to JAN-29
- JAN-13 to JAN-30
- JAN-16 to FEB-2
- JAN-17 to FEB-3
- JAN-18 to FEB-4
- JAN-19 to FEB-5
- JAN-23 to FEB-9
- JAN-24 to FEB-10
Cash fares are approximate round-trip prices via Travelpayouts. Point value = (cash fare − taxes) ÷ points. alaska+british baseline: 1.3¢/pt.
Additional Deal Information
Data Last Refreshed
Quality Score Breakdown · 41/100
Absolute Cost
12 / 50
Seat Availability
10 / 10
Cabin Tier
4 / 10
Freshness
1 / 1
Destination Tier
0 / 8
Tax Efficiency 49% cash
4 / 18
Airline Product
1 / 7
Additional Flight Information
Outbound · IAD → LHR
Booked via Alaska Mileage Plan
Airline: British Airways
Return · LHR → IAD
Booked via british
Airline: British Airways
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.