Round trip PDX-LHR (with a detour outbound) booked P+.

Outbound
1. Route - IAD-BRU
2. Date - 5/23/19
3. Fare class booked - R (booked PE)
4. Upgrade type -P+ to Polaris
5. Booked 3/29 around 6pm
6. Cleared 3/29 around 9pm (3 hours after booking, 7.5 weeks before departure)

(PDX-IAD not yet cleared but not worried)

Return
1. Route - LHR-SFO
2. Date - 6/3/19
3. Fare class booked - R (booked PE)
4. Upgrade type - P+ to Polaris
5. Booked 3/29 around 6pm
6. Cleared 3/31 (9 weeks before departure)

(SFO-PDX cleared instantly)