United Flight 428 Deals & Information (2025/2026)

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United Flight 428 Route Deals From $155

The cheapest prices found with in the last 7 days for return flights were $268 and $155 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Aug 4 - Sun, Sep 7
MEX
Mexico City Intl.
IAH
George Bush Intercontinental
$268 Roundtrip, found 14 hours ago
$268
Roundtrip
found 14 hours ago
Select United flight, departing Mon, Aug 4 from Mexico City Intl. to George Bush Intercontinental, returning Sun, Sep 7, priced at $268 found 14 hours ago
Mon, Aug 4 - Sun, Sep 7
MEX
Mexico City Intl.
IAH
George Bush Intercontinental
$281 Roundtrip, found 14 hours ago
$281
Roundtrip
found 14 hours ago
Select United flight, departing Mon, Aug 4 from Mexico City Intl. to George Bush Intercontinental, returning Sun, Sep 7, priced at $281 found 14 hours ago
Tue, Jul 8 - Thu, Jul 24
MEX
Mexico City Intl.
IAH
George Bush Intercontinental
$288 Roundtrip, found 4 days ago
$288
Roundtrip
found 4 days ago
Select United flight, departing Tue, Jul 8 from Mexico City Intl. to George Bush Intercontinental, returning Thu, Jul 24, priced at $288 found 4 days ago
Wed, Jul 16 - Sat, Aug 2
MEX
Mexico City Intl.
IAH
George Bush Intercontinental
$294 Roundtrip, found 20 hours ago
$294
Roundtrip
found 20 hours ago
Select United flight, departing Wed, Jul 16 from Mexico City Intl. to George Bush Intercontinental, returning Sat, Aug 2, priced at $294 found 20 hours ago
Tue, Jul 8 - Tue, Jul 22
MEX
Mexico City Intl.
IAH
George Bush Intercontinental
$298 Roundtrip, found 4 days ago
$298
Roundtrip
found 4 days ago
Select United flight, departing Tue, Jul 8 from Mexico City Intl. to George Bush Intercontinental, returning Tue, Jul 22, priced at $298 found 4 days ago

Frequently asked questions

What route does flight number UA428 take?
Flight number UA428 takes approximately 2 hours and 29 minutes to jet directly from MEX to Houston, TX Airport (IAH-George Bush Intercontinental). We all know there's magic in the destination, but getting there is half the fun!
How often is UA428 on time?
For passengers traveling on United Airlines flight number UA428 between MEX and Houston, TX Airport (IAH-George Bush Intercontinental), 91% of these trips leave as scheduled. If your plane is delayed, your likely wait is approximately 9 minutes on average. Thanks to the airline's first-rate service, this flight has a star rating of 4.5.
What terminal does UA428 fly out of?
You'll likely be taking off from Terminal 1 if you're booked on UA428 direct from Mexico City Intl. Airport (MEX) to Houston, TX Airport (IAH-George Bush Intercontinental).
What kind of plane is on flight number UA428?
The route for flight number UA428 is almost always Mexico City, Distrito Federal Airport (MEX-Mexico City Intl.) to George Bush Intercontinental Airport (IAH), and the Airbus A320 is the type of plane you're likely to be taking off on.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA428 flight with Travelocity, please visit our Customer Service Portal.