United Airlines has a robust route network throughout Latin America. According to data from the aviation analytics company Cirium, Mexico was the dominant country across the airline’s Latin American route network in November 2024. This comes after the airline’s previous plans to increase flights to Latin America, especially from its Houston (IAH) hub. Below is an analysis of some of these routes.
Cancun, Mexico City, and Monterrey
Cancun, Mexico City, and Monterrey are the most frequently serviced Mexican cities by United Airlines this month.
The most frequently operated route in November was from Houston George Bush Airport (IAH) to Cancun International Airport (CUN), with 180 scheduled flights. The airline typically deploys its fleet of Boeing 737-900ERs to operate on this route. It is worth noting that 
United Airlines
serves Cancun from eight different US cities.
|
Routes |
Number of flights in Nov 2024 |
Seats |
Available Seat Miles (ASMs) |
|---|---|---|---|
|
Houston (IAH) to CUN |
180 |
32,220 |
26,162,640 |
|
Newark (EWR) to CUN |
90 |
25,794 |
19,680,822 |
|
San Francisco (SFO) to CUN |
65 |
11,635 |
28,017,080 |
|
Denver (DEN) to CUN |
60 |
16,290 |
27,188,010 |
|
Washington DC (IAD) to CUN |
60 |
10,740 |
14,541,960 |
|
Los Angeles (LAX) to CUN |
60 |
10,740 |
22,758,060 |
|
Chicago O’Hare (ORD) to CUN |
60 |
16,290 |
23,522,760 |
|
Cleveland (CLE) to CUN |
5 |
895 |
1,283,430 |
Photo: Robin Guess | Shutterstock
The second most frequent route was from IAH to Mexico City International Airport (MEX), with 179 flights. United Airlines operates flights to MEX from five US destinations. The fleet of Boeing 737 MAX 8 aircraft is frequently deployed on this route.
|
Routes |
Number of flights in Nov 2024 |
Seats |
Available Seat Miles (ASMs) |
|---|---|---|---|
|
Houston (IAH) to CUN |
179 |
25,794 |
19,680,822 |
|
San Francisco (SFO) to CUN |
90 |
13,500 |
25,393,500 |
|
Newark (EWR) to CUN |
60 |
9,960 |
20,676,960 |
|
Chicago O’Hare (ORD) |
60 |
8,976 |
15,133,536 |
|
Washington DC (IAD) to CUN |
30 |
4,500 |
8,388,000 |
Meanwhile, the third most frequently operated route was from IAH to Monterrey International Airport (MTY), with a total of 147 scheduled flights this month. The Chicago-based airline serves MTY from three US cities.
|
Routes |
Number of flights in Nov 2024 |
Seats |
Available Seat Miles (ASMs) |
|---|---|---|---|
|
Houston (IAH) to CUN |
147 |
14,218 |
5,843,598 |
|
San Francisco (SFO) to CUN |
52 |
3,952 |
6,078,176 |
|
Chicago O’Hare (ORD) to CUN |
29 |
2,204 |
2,898,260 |
Related
United Airlines To Increase Latin America And Caribbean Flights In November
Most changes are concentrated at United’s Houston hub.
Other high-demand Mexican routes operated by United Airlines serve Puerto Vallarta (PVR) and Los Cabos (SJD).
Other popular Latin American routes
Other popular routes in the United’s Latin America network include destinations in Costa Rica and Guatemala.
Photo: United Airlines
According to Cirium data, United operates flights to two cities in Costa Rica. The most frequent route is between Houston and Juan Santamaría International Airport (SJO), with 80 scheduled flights in November 2024. Notably, SJO is served not only from Houston (IAH) but also from Newark, Denver, Los Angeles, Washington D.C., and Chicago.
Another popular destination in the United’s Latin America network is Guanacaste Airport (LIR). Again, the most frequently served route is the IAH to LIR, with a total of 60 scheduled flights this month.