Originally Posted by
flockavelliFT
Thanks, SAS EBD number has been in on the booking since day 1 and I have not touched it.
I guess I‘ll try to modify at check-in once I know whether complimentary upgrades came through or not.
You can always change to UA number at the UA gate, but as domestic upgrades clear earlier, and good E+ seats may be gone, it would be probably be worth contacting United to check if they can manage that