United Airlines - Houston Airport (IAH)

Table of contents: Terminal Arrivals and Departures Check-in General Information and contact Punctuality and delays Destinations Served

On Time performance:

We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Terminal

Arrivals and Departures Terminal:

United Airlines operates in several Terminals: C, B, E, A, D.

Arrivals and Departures

Follow the links below in order to see all the flights scheduled for United Airlines

- United Airlines Arrivals
- United Airlines Departures

Check-in

In order to check in for your flight at Houston Airport (IAH), go to the terminal where your flight departs from, or follow the instructions provided in your ticket.

General Information and contact

- IATA Code: UA
- Website: www.united.com/ual/en/us/
- Phone number: 1-800-864-8331
(Contact: 1-800-221-6903)

Codeshare

This airline operate some flights, but other flights are codeshare flights operated by the following airlines

- Air Canada
- Lufthansa
- All Nippon Airways - ANA
- Air New Zealand

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from January 16, 2025 to April 15, 2025, we have obtained these figures.
Total number of flights: 32767
On Time: 34290 ( 83 % )
Moderate Delay: 2250 ( 7 % )
Significant Delay: 1723 ( 5 % )
Major Delay: 2067 ( 6 % )
Canceled: 847 ( 3 % )
Diverted: 236 ( 1 % )

Average Delay: 12 minutes.

Delays analyzed by Weekday: We have gathered available data from last six months, spanning from October 16, 2024 to April 15, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from April 02, 2024 to March 31, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Destinations Served

United Airlines currently serves a variety of destinations from Houston Airport (IAH):To see the destinations and their flight frequency, please select the country.

Argentina


											- Buenos Aires (EZE): Daily

Aruba


											- Aruba (AUA): Saturday

Bahamas


											- Nassau (NAS): Daily

Belize


											- Belize City (BZE): Daily

Bonaire, Sint Eustatius and Saba


											- Bonaire (BON): Saturday

Brazil


											- Rio De Janeiro (GIG): Daily
- Sao Paulo (GRU): Daily

Canada


											- Calgary (YYC): Daily
- Toronto (YYZ): Daily
- Vancouver (YVR): Daily

Cayman Islands


											- Grand Cayman Island (GCM): Daily

Colombia


											- Bogota (BOG): Daily
- Medellin (MDE): Daily

Costa Rica


											- Guanacaste (LIR): Daily
- San Jose (SJO): Daily

Cuba


											- Havana (HAV): Monday, Wednesday, Thursday, Friday, Saturday, Sunday

Dominican Republic


											- Punta Cana (PUJ): Daily

Ecuador


											- Quito (UIO): Daily

El Salvador


											- San Salvador (SAL): Daily

Germany


											- Frankfurt (FRA): Daily
- Munich (MUC): Daily

Guatemala


											- Guatemala City (GUA): Daily

Guyana


											- Georgetown (GEO): Monday, Tuesday, Thursday, Saturday

Honduras


											- Comayagua (XPL): Daily
- Roatan (RTB): Daily
- San Pedro Sula (SAP): Daily

Jamaica


											- Montego Bay (MBJ): Saturday

Japan


											- Tokyo (NRT): Daily

Mexico


											- Acapulco (ACA): Saturday
- Aguascalientes (AGU): Daily
- Cancun (CUN): Daily
- Cozumel (CZM): Daily
- Guadalajara (GDL): Daily
- Ixtapa/Zihuatanejo (ZIH): Tuesday, Wednesday, Thursday, Friday, Saturday
- Leon/Guanajuato (BJX): Daily
- Manzanillo (ZLO): Wednesday, Saturday
- Mazatlan (MZT): Wednesday, Saturday
- Merida (MID): Daily
- Mexico City (MEX): Daily
- Monterrey (MTY): Daily
- Morelia (MLM): Daily
- Oaxaca (OAX): Daily
- Puebla (PBC): Daily
- Puerto Escondido (PXM): Saturday
- Puerto Vallarta (PVR): Daily
- Queretaro (QRO): Daily
- San Jose Cabo (SJD): Daily
- San Luis Potosi (SLP): Daily
- Tampico (TAM): Daily
- TULUM (TQO): Daily
- Veracruz (VER): Daily

Netherlands


											- Amsterdam (AMS): Daily

Nicaragua


											- Managua (MGA): Daily

Panama


											- Panama City (PTY): Daily

Peru


											- Lima (LIM): Daily

Puerto Rico


											- San Juan (SJU): Daily

Trinidad and Tobago


											- Port Of Spain (POS): Daily

Turks and Caicos Islands


											- Providenciales (PLS): Saturday

United Kingdom


											- London (LHR): Daily

United States of America


											- Albuquerque (ABQ): Daily
- Amarillo (AMA): Daily
- Atlanta (ATL): Daily
- Austin (AUS): Daily
- Baltimore (BWI): Daily
- Baton Rouge (BTR): Daily
- Bentonville (XNA): Daily
- Birmingham (BHM): Daily
- Boston (BOS): Daily
- Brownsville (BRO): Daily
- Charleston (CHS): Daily
- Charlotte (CLT): Daily
- Chicago (ORD): Daily
- Cincinnati (CVG): Daily
- Cleveland (CLE): Daily
- Colorado Springs (COS): Daily
- Columbus (CMH): Daily
- Corpus Christi (CRP): Daily
- Dallas (DFW): Daily
- Denver (DEN): Daily
- Des Moines (DSM): Daily
- Detroit (DTW): Daily
- Dulles (IAD): Daily
- El Paso (ELP): Daily
- Fort Lauderdale (FLL): Daily
- Fort Myers (RSW): Daily
- Grand Rapids (GRR): Daily
- Greenville (GSP): Daily
- Gulfport (GPT): Daily
- Harlingen (HRL): Daily
- Hobbs (HOB): Daily
- Honolulu (HNL): Daily
- Huntsville (HSV): Daily
- Indianapolis (IND): Daily
- Jackson (JAN): Daily
- Jacksonville (JAX): Daily
- Kansas City (MCI): Daily
- Knoxville (TYS): Daily
- Lafayette (LFT): Daily
- Lake Charles (LCH): Daily
- Laredo (LRD): Daily
- Las Vegas (LAS): Daily
- Laurel (PIB): Daily
- Little Rock (LIT): Daily
- Los Angeles (LAX): Daily
- Louisville (SDF): Daily
- Lubbock (LBB): Daily
- McAllen (MFE): Daily
- Memphis (MEM): Daily
- Meridian (MEI): Daily
- Miami (MIA): Daily
- Midland (MAF): Daily
- Milwaukee (MKE): Daily
- Minneapolis (MSP): Daily
- Minot (MOT): Monday, Thursday
- Mobile (MOB): Daily
- Nashville (BNA): Daily
- New Orleans (MSY): Daily
- New York (LGA): Daily
- Newark (EWR): Daily
- Norfolk (ORF): Daily
- Oklahoma City (OKC): Daily
- Omaha (OMA): Daily
- Ontario (ONT): Daily
- Orlando (MCO): Daily
- Palm Springs (PSP): Daily
- Panama City (ECP): Daily
- Pensacola (PNS): Daily
- Philadelphia (PHL): Daily
- Phoenix (PHX): Daily
- Pittsburgh (PIT): Daily
- Portland (PDX): Daily
- Raleigh/Durham (RDU): Daily
- Richmond (RIC): Daily
- Sacramento (SMF): Daily
- Saint Louis (STL): Daily
- Salt Lake City (SLC): Daily
- San Antonio (SAT): Daily
- San Diego (SAN): Daily
- San Francisco (SFO): Daily
- Santa Ana (SNA): Daily
- Savannah (SAV): Daily
- Seattle (SEA): Daily
- Shreveport (SHV): Daily
- Springfield (SGF): Daily
- Tampa (TPA): Daily
- Tucson (TUS): Daily
- Tulsa (TUL): Daily
- Victoria (VCT): Daily
- Washington (DCA): Daily
- West Palm Beach (PBI): Daily
- Wichita (ICT): Daily

Virgin Islands (U.S.)


											- Saint Thomas (STT): Saturday

The information provided above does not include details about seasonal flights that are not currently being served at this moment, which means that only the flights currently in operation are covered in the information provided.