$164 Cheap United flights from Houston to Mexico City (IAH to MEX)

Find The Best Day To Fly from Houston to Mexico City

Amazing United IAH to MEX Flight Deals

The cheapest flights to Mexico City Intl. found within the past 7 days were $267 round trip and $164 one way. Prices and availability subject to change. Additional terms may apply.

Mon, Aug 18 - Thu, Aug 21
IAH
Houston
MEX
Mexico City
$267 Roundtrip, just found
$267
Roundtrip
just found
Select United flight, departing Mon, Aug 18 from Houston to Mexico City, returning Thu, Aug 21, priced at $267 just found
Tue, Jan 20 - Sun, Jan 25
IAH
Houston
MEX
Mexico City
$278 Roundtrip, found 14 hours ago
$278
Roundtrip
found 14 hours ago
Select United flight, departing Tue, Jan 20 from Houston to Mexico City, returning Sun, Jan 25, priced at $278 found 14 hours ago

MEX From IAH Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Casa Decu

Casa Decu

4 out of 5
Save 100% on your flight
per person
Sep 20 - Sep 25
found 22 hours ago
Roundtrip flight included
Houston (HOU) to Mexico City (MEX)
Casa de la Luz Hotel Boutique

Casa de la Luz Hotel Boutique

4 out of 5
per person
Sep 20 - Sep 25
found 22 hours ago
Roundtrip flight included
Houston (HOU) to Mexico City (MEX)
Gran Hotel Ciudad de Mexico Zocalo View

Gran Hotel Ciudad de Mexico Zocalo View

4.5 out of 5
Save 100% on your flight
per person
Oct 23 - Oct 28
found 1 day ago
Roundtrip flight included
Houston (IAH) to Mexico City (MEX)
Don't see what you're looking for?
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Frequently asked questions

Can I catch a flight from George Bush Intercontinental Airport (IAH) to Mexico Airport right now?
Ensure you go to our Covid-19 Travel Advisor to discover if there are any current travel advice reports and quarantine requirements in effect in Mexico City Intl. Airport (MEX) when jet-setting from George Bush Intercontinental Airport (IAH).
What terminal is United Airlines at Houston Airport?
If you're flying with United Airlines from George Bush Intercontinental Airport (IAH), you'll usually be boarding from terminal E. If you're traveling to MEX from here, you'll likely be arriving at terminal 1.
Are there United Airlines non-stop flights from IAH to MEX?
Yes. Secure your seat on a direct flight with United Airlines from Houston Airport to MEX, and you won't have to stress about lengthy stopovers or catching a connecting flight.
How long is a United Airlines flight from IAH to MEX?
Watch a movie or two, listen to music through your headphones or just put your seat back and drift off. Whatever interests you, find a way to while away the 5 hours and 53 minutes that it takes to travel from IAH to MEX with United Airlines.
What type of aircraft does United Airlines fly from IAH to MEX?
Thinking about booking a flight from IAH to MEX with United Airlines? You'll likely be boarding the Airbus A320 or the Boeing 737-700 type aircraft.
How many direct and indirect flights does United Airlines fly from IAH to MEX?
You can choose from around 4 United Airlines flights every day from IAH to MEX.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Mexico City Intl. Airport (MEX), please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Houston IAH to Mexico City MEX 

To find the best deals on flights to Houston from Mexico City with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Houston IAH to Mexico City MEX with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $267 to $278, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Houston IAH to Mexico City MEX 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Houston to Mexico City costs from $164. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Mexico City MEX from  Houston IAH with United 

To find a cheap United flight from Houston IAH to Mexico City MEX, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Houston IAH to Mexico City MEX 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as August, or if you book a flight with a stopover. 

 

Find nonstop flights from Houston IAH to Mexico City MEX with United 

If you’re keen to be on Mexico City soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Houston IAH to Mexico City MEX 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Mexico City MEX from  Houston IAH with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to Mexico City

Camino Real Aeropuerto Mexico

Camino Real Aeropuerto Mexico

4 out of 5
Mexico City
A full-service spa, 3 restaurants, and an indoor pool are all featured at this eco-certified hotel. Enjoy the gym and perks like free WiFi and a free airport ...
8.6/10 Excellent! (10,963 reviews)
"Next to the airport however no coffee machine, my room smelled bad and I waa given a room at the north tower which is a pain to reach."

Reviewed on Jul 28, 2025

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Hotel Puerto Mexico Galería & Boutique

Hotel Puerto Mexico Galería & Boutique

3 out of 5
Puerto México 54, Torre 2, Mexico City, CDMX
This hotel features free WiFi in public areas, laundry facilities, and free self parking. Enjoy the free continental breakfast each morning. A free grocery shopping ...
6.6/10 (27 reviews)
"If you need a place to have a quick night of sleep this is the place! Just couple minutes waking from the airport and it has all you need for a layover. I would totally come back whenever I have a layover at Mexico City Airport!"

Reviewed on Jul 30, 2025

Hotel Puerto Mexico Galería & Boutique
We Hotel Aeropuerto

We Hotel Aeropuerto

3.5 out of 5
Boulevard Puerto Aereo 390, Colonia Moctezuma 2da Seccion, Mexico City
This hotel features a restaurant, a gym, and a bar/lounge. Guests will appreciate free perks like free self parking and WiFi in public areas. A business center, ...
8.4/10 Very Good! (2,095 reviews)
"👍"

Reviewed on Jul 25, 2025

We Hotel Aeropuerto
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.