UA 752s are all over the place in July:
Code:
orig | dest | flights
------+------+---------
LAX | EWR | 222
EWR | LAX | 201
SFO | BOS | 160
BOS | SFO | 159
BOS | LAX | 143
LAX | BOS | 143
EWR | MCO | 106
MCO | EWR | 101
SFO | EWR | 88
EWR | SFO | 62
EDI | EWR | 62
ORD | EWR | 62
EWR | ARN | 62
EWR | ORD | 62
IAD | LIS | 62
EWR | EDI | 62
EWR | DEN | 61
DEN | EWR | 60
DUB | ORD | 60
OPO | EWR | 60
DEN | LAS | 59
SFO | DEN | 54
ORD | SFO | 50
SEA | IAD | 43
LAS | DEN | 37
ORD | IAD | 34
TFS | EWR | 31
KOA | SFO | 31
IAD | EDI | 31
OGG | DEN | 31
KEF | ORD | 31
EWR | SNN | 31
ARN | EWR | 31
LIH | DEN | 31
IAD | ORD | 31
EDI | ORD | 31
LIM | EWR | 31
EDI | IAD | 31
SFO | KOA | 31
DUB | EWR | 31
ORD | SNN | 31
DEN | ORD | 31
EWR | LIM | 31
EWR | DUB | 31
ORD | EDI | 31
EWR | OPO | 31
EWR | TFS | 31
SNN | ORD | 31
SNN | EWR | 31
LAX | MCO | 31
ORD | DUB | 31
HNL | DEN | 31
AGP | EWR | 31
EWR | AGP | 31
DEN | OGG | 31
DEN | HNL | 31
LIS | IAD | 31
ORD | KEF | 31
KOA | DEN | 31
DEN | LIH | 31
DEN | KOA | 30
EWR | SEA | 30
MCO | LAX | 29
IAD | EWR | 29
TPA | IAD | 16
IAD | TPA | 9
IAD | LAS | 9
LAS | IAD | 8
LAX | DEN | 3
DEN | LAX | 3
DEN | IAD | 2
BUR | DEN | 1
MCI | BUR | 1
IAD | DEN | 1
DEN | MCI | 1
DEN | SFO | 1
LAS | EWR | 1