Cancún to Houston (CUN–IAH) — Airlines, Schedules & Connections
No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
CUN–IAH is served by 4 airlines with nonstop service. United Airlines, Frontier and Spirit Airlines lead the route. The flight covers 812 miles in approximately 2h 33m. Beyond nonstop, 1-stop connecting options are also available.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines Also: NH | 42 | 739, B39M | 2h28-2h33 | – | Star Alliance | NH |
| F9 Frontier Also: Y4 | 7 | A21N | 2h32 | – | – | Y4 |
| NK Spirit Airlines | 5 | – | – | – | – | – |
| AA American Airlines | 0 | – | – | – | Oneworld | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Houston from Cancún
| Metric | CUN→IAH | CZM→IAH | TQO→IAH |
|---|---|---|---|
| Distance from CUN | – | 37 mi | 79 mi |
| Nonstop airlines | 4 | 2 | 1 |
| Weekly flights | 56 | 7 | 7 |
| Flight time | 2h 33m | 2h 31m | 2h 38m |
Travel Essentials
CUN: EST · IAH: CDT
When it's 6:00 PM in Cancún, it's 6:00 PM in Houston.
Mexican passport holders need a B1/B2 visa to enter the United States. The visa is obtained through a US embassy or consulate and requires an in-person interview. B1/B2 visas are typically issued for 10 years with stays of up to 6 months per entry.
For land crossings within the border zone, a Border Crossing Card (BCC) is an alternative. The BCC costs USD 185 and is valid for 10 years. It allows entry up to 25 miles from the border in Texas and California, or 55 miles in New Mexico and Arizona. Travel by air or beyond the border zone requires a full B1/B2 visa with a valid passport.
ADO buses run from downtown Cancún bus terminal to the airport for MXN 102 (about USD $5) in 20–25 minutes. The Tren Maya (Maya Train) opened a station at CUN Airport (Terminal 4), connecting to the broader Yucatán rail network. Taxis from the Hotel Zone (Zona Hotelera) cost MXN 350–550 (USD $17–28) depending on the zone.Authorized taxis from the airport are sold by ticket inside the terminal; agree on the fare before leaving the building to avoid inflated street prices. Uber is blocked from airport pick-ups by local taxi concessions; use the authorised taxi stand. Car rental is available at all four terminals.
No direct rail from IAH. The METRO bus 102 (IAH Express) runs to downtown Houston's transit center (60–90 min, $1.25). Taxis to downtown Houston cost $50–70. Ride-hails pick up at the designated Rideshare zones outside baggage claim on the lower level.IAH has five terminals (A–E) connected by an underground tunnel with trams. Terminal D handles international arrivals. Rental car agencies are in a consolidated facility adjacent to Terminal C; a free IAH Connector bus runs between terminals and the rental car center. The Galleria / Uptown area costs $35–50 by ride-hail.
Humid subtropical climate. Hot, humid, and wet for much of the year. Summers are brutal (33–38°C) with high humidity and near-daily afternoon thunderstorms. Severe storms with hail and high winds regularly cause ground stops from April through September. Houston's flooding risk is significant. Heavy rain events, including tropical system remnants, have flooded airport roads, cutting off surface access even when the airport itself remains operational.
Winters are mild (5–18°C) with occasional ice storms. These are rare but highly disruptive when they occur. Hurricane season (June–November) requires monitoring for Gulf storms. October through March has the best flying weather.
CUN–IAH Quick Facts
Frequently Asked Questions
Flights from CUN to IAH
Cancún International Airport (CUN) and George Bush Intercontinental Airport (IAH) are connected by nonstop service from United Airlines, Frontier, Spirit Airlines and American Airlines. With 56 weekly departures, this is a heavily served route.
CUN to IAH Flight Duration and Schedule
Nonstop flight time from CUN to IAH is about 2 hours 33 minutes gate to gate. The route covers a distance of 812 miles (1,307 km). There are approximately 56 weekly flights outbound and 63 return, totaling 119 flights per week in both directions.
Connecting Options and Alternatives
1-stop connecting options are also available, commonly via San Antonio, Louis Armstrong New Orleans and Valley. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Cozumel (CZM), Tulum (TQO) and Mérida (MID).