Rafael Nadal reached the final of the Barcelona Open for the ninth time by beating German Philipp Kohlschreiber 6-3, 6-3 on Saturday.
Auger-Aliassime was a step up for Federer who was far from his best in an error-strewn display.
An angry and frustrated Andy Roddick crashed out of the Cincinnati Open in the first round on Monday after suffering a three-set loss to 47th-ranked German Philipp Kohlschreiber.
Second seed Rafael Nadal ground down German Philipp Kohlschreiber to win a tough match 7-5 6-3 4-6 6-2 in the Australian Open second round on Thursday.
Kohlschreiber, 35, stunned the top seed and five-times former champion 6-4, 6-4 in Indian Wells, leaving the Serb to conclude it had just been "one of those days".
A furious Djokovic went on to smash his racket three times on the court and was met with a chorus of boos from the spectators.
Fifth seed Roger Federer was dumped out of the Shanghai Open, losing to Frenchman Gael Monfils 6-4, 6-7(5), 6-3 in the third round on Thursday.
Naomi Osaka, winner of the past two Grand Slam tournaments, has parted ways with her coach Sascha Bajin.
Chasing a sixth US Open title, Federer needed just one hour and 46 minutes under a closed roof at Arthur Ashe Stadium to put away the 31st seed Lopez, leaving plenty in the tank after being forced to go the distance in his opening two matches.
World No 1 Novak Djokovic began his Paris Masters title defence with a routine 6-3, 6-4 win over German Philipp Kohlschreiber in the second round on Tuesday.
Roger Federer booked his place in the ATP World Tour Finals for a record-tying 12th consecutive year when he dismissed South African Kevin Anderson 6-4, 6-4 to reach the third round of the Paris Masters on Wednesday.
Andy Murray won 23 consecutive points in an inspired passage of play to emerge from a hole and roar to a 6-2, 6-2, 7-5 victory over qualifier Vincent Millot at the Australian Open.
Top seed Novak Djokovic launched his Shanghai Open title defence in fine style, breezing past Spain's Marcel Granollers 6-2, 6-0 on Wednesday. Later Roger Federer, playing his first singles match since a fourth-round exit at the US Open, made a brisk return to winning ways, beating Andreas Seppi 6-4, 6-3.
Roger Federer rolled back the years to beat Novak Djokovic 3-6, 6-3, 6-2 in the semi-finals of the Dubai Championship on Friday, his first victory in four meetings with the world number two.
IMAGES from the US Open matches played on Day 1 at the Flushing Meadows in New York on Monday.
World number one Rafael Nadal set a new record of winning 50 consecutive sets on a single surface by beating Argentine Diego Schwartzman 6-3, 6-4 on Thursday to reach the Madrid Open quarter-finals.
A summary of sports events and sports persons, who made news on Sunday
Top seed and defending champion Roger Federer advanced to the Wimbledon last 16 without dropping a set after a 6-3, 7-5, 6-2 win over German Jan-Lennard Struff on Friday.
Thursday's match was just Venus Williams's seventh of the year and first since January's Australian Open, where she fell to Simona Halep in the round of 32.
IMAGES from Day 8 of the US Open on Monday
Photos from the Wimbledon matches on Day 1
Defending champion Novak Djokovic moved confidently into the second round of Wimbledon with a 6-4, 6-4, 6-4 win over German Philipp Kohlschreiber on Monday.