United Flight UA6333 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 6333 Route Deals From $107

The cheapest prices found with in the last 7 days for return flights were $221 and $107 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 24 - Wed, Oct 8
TUS
Tucson Intl.
IAH
George Bush Intercontinental
$221 Roundtrip, found 3 hours ago
$221
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 24 from Tucson Intl. to George Bush Intercontinental, returning Wed, Oct 8, priced at $221 found 3 hours ago
Wed, Sep 24 - Wed, Oct 8
TUS
Tucson Intl.
IAH
George Bush Intercontinental
$230 Roundtrip, found 3 hours ago
$230
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 24 from Tucson Intl. to George Bush Intercontinental, returning Wed, Oct 8, priced at $230 found 3 hours ago
Wed, Sep 24 - Wed, Oct 8
TUS
Tucson Intl.
IAH
George Bush Intercontinental
$240 Roundtrip, found 3 hours ago
$240
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 24 from Tucson Intl. to George Bush Intercontinental, returning Wed, Oct 8, priced at $240 found 3 hours ago
Wed, Sep 24 - Wed, Oct 8
TUS
Tucson Intl.
IAH
George Bush Intercontinental
$247 Roundtrip, found 3 hours ago
$247
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 24 from Tucson Intl. to George Bush Intercontinental, returning Wed, Oct 8, priced at $247 found 3 hours ago
Sun, Jan 18 - Sun, Jan 25
TUS
Tucson Intl.
IAH
George Bush Intercontinental
$247 Roundtrip, found 6 days ago
$247
Roundtrip
found 6 days ago
Select United flight, departing Sun, Jan 18 from Tucson Intl. to George Bush Intercontinental, returning Sun, Jan 25, priced at $247 found 6 days ago
Wed, Sep 24 - Wed, Oct 8
TUS
Tucson Intl.
IAH
George Bush Intercontinental
$255 Roundtrip, found 3 hours ago
$255
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 24 from Tucson Intl. to George Bush Intercontinental, returning Wed, Oct 8, priced at $255 found 3 hours ago
Wed, Sep 24 - Wed, Oct 8
TUS
Tucson Intl.
IAH
George Bush Intercontinental
$266 Roundtrip, found 3 hours ago
$266
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 24 from Tucson Intl. to George Bush Intercontinental, returning Wed, Oct 8, priced at $266 found 3 hours ago
Wed, Sep 24 - Wed, Oct 8
TUS
Tucson Intl.
IAH
George Bush Intercontinental
$270 Roundtrip, found 3 hours ago
$270
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 24 from Tucson Intl. to George Bush Intercontinental, returning Wed, Oct 8, priced at $270 found 3 hours ago
Wed, Sep 24 - Wed, Oct 8
TUS
Tucson Intl.
IAH
George Bush Intercontinental
$273 Roundtrip, found 3 hours ago
$273
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 24 from Tucson Intl. to George Bush Intercontinental, returning Wed, Oct 8, priced at $273 found 3 hours ago
Wed, Sep 24 - Wed, Oct 8
TUS
Tucson Intl.
IAH
George Bush Intercontinental
$279 Roundtrip, found 3 hours ago
$279
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Sep 24 from Tucson Intl. to George Bush Intercontinental, returning Wed, Oct 8, priced at $279 found 3 hours ago

Frequently asked questions

What route does flight number UA6333 take?
UA6333 takes roughly 1 hour and 21 minutes to fly direct from Houston Airport to MFE. Sure, there's magic in the destination, but getting there is half the fun!
How often is UA6333 on time?
About 87% of UA6333 flights arrive on time — so if you're traveling between Houston Airport and McAllen, TX Airport (MFE-Miller Intl.), you can kick back knowing that you will get where you need to ASAP. If your United Airlines service encounters a delay, the average wait is about 9 minutes. Due to the airline's first-rate service, this route has a 3.2-star rating.
What terminal does UA6333 fly out of?
You'll likely be jetting out of Terminal B if you're booked on flight UA6333 direct from George Bush Intercontinental Airport (IAH) to McAllen Miller Intl. Airport.
What kind of plane is on flight number UA6333?
The Embraer 175 is the aircraft most commonly used for flight number UA6333. This flight nearly always departs from George Bush Intercontinental Airport (IAH) and lands at Miller Intl. Airport (MFE).
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 UA6333 flight with Travelocity, please visit our Customer Service Portal.