Deal Brief
IAD to LHR is currently available as a round-trip redemption for 43,100 points plus $357.23 in taxes. This option prices in Economy through jetblue+alaska, with strong seat availability.
Route: Best Round-Trip Deal: Washington, DC to London
Route code: IAD -> LHR + LHR -> IAD
Program: JetBlue TrueBlue / Alaska Mileage Plan (Mixed)
Trip style: 4 days
Travel window: OCT-2 to OCT-6
Available dates:
October 2026 (1) cash price unavailable
- OCT-2 to OCT-6
Cash fares are approximate round-trip prices via Travelpayouts. Point value = (cash fare − taxes) ÷ points. jetblue+alaska baseline: 1.3¢/pt.
Additional Deal Information
Data Last Refreshed
Quality Score Breakdown · 61/100
Absolute Cost
28 / 50
Seat Availability
10 / 10
Cabin Tier
0 / 10
Freshness
1 / 1
Destination Tier
0 / 8
Tax Efficiency 39% cash
7 / 18
Airline Product
0 / 7
Additional Flight Information
Outbound · IAD → LHR
Booked via JetBlue TrueBlue
Return · LHR → IAD
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.