United Flight AA2181 Deals & Information (2025/2026)

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United Flight 2181 Route Deals From $70

The cheapest prices found with in the last 7 days for return flights were $139 and $70 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 29 - Wed, Nov 5
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$139 Roundtrip, found 4 days ago
$139
Roundtrip
found 4 days ago
Select United flight, departing Wed, Oct 29 from Sky Harbor Intl. to George Bush Intercontinental, returning Wed, Nov 5, priced at $139 found 4 days ago
Tue, Oct 14 - Tue, Oct 21
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$141 Roundtrip, found 1 day ago
$141
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 14 from Sky Harbor Intl. to George Bush Intercontinental, returning Tue, Oct 21, priced at $141 found 1 day ago
Tue, Oct 14 - Tue, Oct 21
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$143 Roundtrip, found 1 day ago
$143
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 14 from Sky Harbor Intl. to George Bush Intercontinental, returning Tue, Oct 21, priced at $143 found 1 day ago
Thu, Sep 25 - Sat, Sep 27
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$149 Roundtrip, found 23 hours ago
$149
Roundtrip
found 23 hours ago
Select United flight, departing Thu, Sep 25 from Sky Harbor Intl. to George Bush Intercontinental, returning Sat, Sep 27, priced at $149 found 23 hours ago
Thu, Sep 25 - Sat, Sep 27
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$152 Roundtrip, found 23 hours ago
$152
Roundtrip
found 23 hours ago
Select United flight, departing Thu, Sep 25 from Sky Harbor Intl. to George Bush Intercontinental, returning Sat, Sep 27, priced at $152 found 23 hours ago
Thu, Oct 16 - Sat, Oct 18
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$157 Roundtrip, found 1 day ago
$157
Roundtrip
found 1 day ago
Select United flight, departing Thu, Oct 16 from Sky Harbor Intl. to George Bush Intercontinental, returning Sat, Oct 18, priced at $157 found 1 day ago
Tue, Oct 14 - Tue, Oct 21
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$158 Roundtrip, found 1 day ago
$158
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 14 from Sky Harbor Intl. to George Bush Intercontinental, returning Tue, Oct 21, priced at $158 found 1 day ago
Thu, Oct 16 - Sat, Oct 18
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$159 Roundtrip, found 1 day ago
$159
Roundtrip
found 1 day ago
Select United flight, departing Thu, Oct 16 from Sky Harbor Intl. to George Bush Intercontinental, returning Sat, Oct 18, priced at $159 found 1 day ago
Tue, Oct 14 - Tue, Oct 21
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$161 Roundtrip, found 1 day ago
$161
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 14 from Sky Harbor Intl. to George Bush Intercontinental, returning Tue, Oct 21, priced at $161 found 1 day ago
Wed, Aug 13 - Sun, Aug 17
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$162 Roundtrip, found 1 day ago
$162
Roundtrip
found 1 day ago
Select United flight, departing Wed, Aug 13 from Sky Harbor Intl. to George Bush Intercontinental, returning Sun, Aug 17, priced at $162 found 1 day ago
Thu, Oct 16 - Sun, Oct 26
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$166 Roundtrip, found 16 hours ago
$166
Roundtrip
found 16 hours ago
Select United flight, departing Thu, Oct 16 from Sky Harbor Intl. to George Bush Intercontinental, returning Sun, Oct 26, priced at $166 found 16 hours ago
Fri, Aug 29 - Tue, Sep 2
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$169 Roundtrip, found 4 days ago
$169
Roundtrip
found 4 days ago
Select United flight, departing Fri, Aug 29 from Sky Harbor Intl. to George Bush Intercontinental, returning Tue, Sep 2, priced at $169 found 4 days ago
Wed, Aug 27 - Mon, Sep 1
PHX
Sky Harbor Intl.
IAH
George Bush Intercontinental
$174 Roundtrip, found 5 days ago
$174
Roundtrip
found 5 days ago
Select United flight, departing Wed, Aug 27 from Sky Harbor Intl. to George Bush Intercontinental, returning Mon, Sep 1, priced at $174 found 5 days ago

Frequently asked questions

What route does flight number UA2181 take?
UA2181 travels from Los Angeles Intl. Airport (LAX) to IAH directly. This service usually takes 3 hours and 9 minutes.
How often is UA2181 on time?
United Airlines flight number UA2181 between LAX and Houston, TX Airport (IAH-George Bush Intercontinental) lands on schedule 88% of the time --- so you can be confident you'll arrive at your destination ASAP. If your trip is delayed, you can expect to wait 6 minutes. This route has a 3.7-star rating.
What terminal does UA2181 fly out of?
You'll likely be hopping on the plane at Terminal 7 if you're booked on flight UA2181 direct from LAX to Houston Airport.
What kind of plane is on flight number UA2181?
The Boeing 737 MAX 9 is the aircraft model most commonly used for flight number UA2181. Usually, this flight jets off from Los Angeles Intl. Airport (LAX) and arrives at George Bush Intercontinental Airport (IAH).
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 UA2181 flight with Travelocity, please visit our Customer Service Portal.