Calgary 
Air Canada and United Airlines have announced an expansion of their joint business agreement, offering new routes and increased capacity between Canada and the United States for the summer of 2023.
Air Canada
This expansion includes a new United-operated flight between Washington-Dulles and Calgary and a new Air Canada-operated flight between Washington-Dulles and Vancouver, as well as over 80 transborder codeshare routes and more than 260 daily flights.
This is in addition to the 600 daily flights on 97 routes to 51 destinations planned for this year.
According to the news release, this increase in schedule capacity represents a 20% boost compared to the summer of 2022.
Non-stop Flights Between Vancouver, Calgary and Washington
New non-stop service between Vancouver and Washington-Dulles will begin on June 1, 2023, and will be operated with an Air Canada Boeing 737 Max 8.
United will also introduce a new non-stop flight between Calgary and Washington-Dulles on June 2, 2023, on an Airbus 319.
These flights will be codeshared, allowing Aeroplan or MileagePlus® members to accumulate and redeem miles.
| Flight | Departs | Arrives | Frequency |
| AC 1036 | Vancouver 8:15 | Washington 16:16 | Mon, Wed, Thu, Fri, Sun |
| AC 1037 | Washington 17:10 | Vancouver 20:01 | Mon, Wed, Thu, Fri, Sun |
| UA 2221 | Calgary 13:30 | Washington 19:54 | Daily |
| UA 1125 | Washington 9:00 | Calgary 11:59 | Daily |
There will also be nine daily flights between Vancouver and New York/Newark, Houston and Chicago, and seven flights daily between Los Angeles and Vancouver.
A second daily flight will be added between Calgary and both Chicago and Houston, and an additional daily flight from Edmonton to Denver.
Transborder Shuttle-Style Schedule
Furthermore, the two carriers will operate more than 260 daily transborder departures in the summer 2023, an increase from the 220 daily transborder departures in the summer of 2021.
The new schedule will also include up to 120 daily departures between the airlines’ hub markets.
The flights will be timed to offer optimized connections at both Air Canada and United’s hubs and line stations, enabling both carriers to offer shuttle-style hourly service throughout the day between key Air Canada and United hubs.
| Route | Frequency | First Departure | Last Departure |
| Toronto-Chicago | 13- times Daily | 06:30 | 21:15 |
| Chicago-Toronto | 07:10 | 21:15 | |
| Toronto-New York/Newark | 16-times Daily | 06:15 | 21:00 |
| New York/Newark-Toronto | 06:00 | 20:15 | |
| Vancouver-San Francisco | 11-times Daily | 07:00 | 21:00 |
| San Francisco-Vancouver | 06:45 | 21:00 |
The airlines will offer 29 daily flights with complementary timings between Toronto and New York/Newark and Chicago and 11 daily flights between Vancouver and San Francisco.
The airlines will offer business class seats on every flight between their respective hubs, and eligible customers will be able to enjoy Air Canada’s Maple Leaf Lounges and United’s lounges, as well as the benefits of the carriers’ loyalty programs.
Per the news release, passengers will have broader flight options with over 80 transborder codeshare routes. This expansion will allow customers to connect to over 100 codeshare destinations in the United States and 25 of the most popular cities in Canada.
