$303 Cheap Flights from Quito (UIO) to Houston (IAH)

View $303 flight on Thu, Jun 12, 2025Opens in a new window

Popular airlines from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH)

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Find available prices by choosing your travel dates.

Cheap Flights from Quito to Houston (UIO-IAH)

Prices were available within the past 7 days and start at $303 for one-way flights and $522 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

avianca
Thu, May 1 - Sat, May 10
UIO
Quito
IAH
Houston
$522 Roundtrip, found 21 hours ago
$522
Roundtrip
found 21 hours ago
Select avianca flight, departing Thu, May 1 from Quito to Houston, returning Sat, May 10, priced at $522 found 21 hours ago
avianca
Thu, May 1 - Sat, May 10
UIO
Quito
IAH
Houston
$524 Roundtrip, found 21 hours ago
$524
Roundtrip
found 21 hours ago
Select avianca flight, departing Thu, May 1 from Quito to Houston, returning Sat, May 10, priced at $524 found 21 hours ago
avianca
Thu, May 1 - Sat, May 10
UIO
Quito
IAH
Houston
$534 Roundtrip, found 21 hours ago
$534
Roundtrip
found 21 hours ago
Select avianca flight, departing Thu, May 1 from Quito to Houston, returning Sat, May 10, priced at $534 found 21 hours ago
avianca
Thu, May 1 - Sat, May 10
UIO
Quito
IAH
Houston
$536 Roundtrip, found 21 hours ago
$536
Roundtrip
found 21 hours ago
Select avianca flight, departing Thu, May 1 from Quito to Houston, returning Sat, May 10, priced at $536 found 21 hours ago
avianca
Thu, May 1 - Sat, May 10
UIO
Quito
IAH
Houston
$546 Roundtrip, found 21 hours ago
$546
Roundtrip
found 21 hours ago
Select avianca flight, departing Thu, May 1 from Quito to Houston, returning Sat, May 10, priced at $546 found 21 hours ago
avianca
Thu, May 1 - Sat, May 10
UIO
Quito
IAH
Houston
$548 Roundtrip, found 21 hours ago
$548
Roundtrip
found 21 hours ago
Select avianca flight, departing Thu, May 1 from Quito to Houston, returning Sat, May 10, priced at $548 found 21 hours ago
United
Mon, Jun 16 - Mon, Jun 23
UIO
Quito
IAH
Houston
$894 Roundtrip, just found
$894
Roundtrip
just found
Select United flight, departing Mon, Jun 16 from Quito to Houston, returning Mon, Jun 23, priced at $894 just found
American Airlines
Thu, Jun 5 - Thu, Jul 3
UIO
Quito
IAH
Houston
$908 Roundtrip, found 2 hours ago
$908
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Thu, Jun 5 from Quito to Houston, returning Thu, Jul 3, priced at $908 found 2 hours ago
Delta
Wed, Jul 16 - Mon, Aug 18
UIO
Quito
IAH
Houston
$908 Roundtrip, found 2 hours ago
$908
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Jul 16 from Quito to Houston, returning Mon, Aug 18, priced at $908 found 2 hours ago
LATAM Airlines Group
Thu, Sep 11 - Fri, Sep 26
UIO
Quito
IAH
Houston
$998 Roundtrip, found 1 day ago
$998
Roundtrip
found 1 day ago
Select LATAM Airlines Group flight, departing Thu, Sep 11 from Quito to Houston, returning Fri, Sep 26, priced at $998 found 1 day ago

Frequently asked questions

How much does a flight from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH) cost?
Cheap return fares from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH) start from $894. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving UIO on May 7 2025 and touching down at IAH. The price was last updated on April 22 2025 and has not changed since.
What is the cheapest month to fly from UIO to IAH?
The cheapest flights from UIO to IAH are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH)?
If you’re departing from Mariscal Sucre Intl. Airport (UIO), you can get on a direct flight to George Bush Intercontinental Airport (IAH) with United Airlines.
What is the cheapest airline that flies from UIO to IAH?
Right now, the cheapest carrier operating one-way flights from UIO to IAH is United. You can book a seat on this route from $939. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from UIO on July 14 2025. Prices were last updated on April 22 2025 and have not changed since.
How many flights per day from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH)?
On average, Mariscal Sucre Intl. Airport (UIO) only has 1 nonstop flight to George Bush Intercontinental Airport (IAH) per day. For more options, try our easy-to-use filter tool. Just enter your dates, then choose “1 Stop” or “2+ Stops” to find flights with layovers.
What are the most popular departure times for flights from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH)?
Flights between UIO and IAH are busiest at 1 AM. If you want a quieter trip and potentially cheaper tickets, choose a departure that’s outside typical rush times.
What day of the week has the most flights from UIO to IAH?
Travel on a Saturday if you’re after the largest selection of flights from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH).
What is the earliest flight from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH)?
Hop on the earliest flight at around 1:35AM UTC-5, leaving from Mariscal Sucre Intl. Airport (UIO). You’ll be in the air for around 5h 20m, touching down at George Bush Intercontinental Airport (IAH) at approximately 5:55AM UTC-6.
How long does it take to fly from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH)?
The average flight time from UIO to IAH is 5 hours and 20 minutes, covering a total distance of 2,400 mi.
What is the best time to fly from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH)?
Select a flight from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH) that takes off before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Houston from Mariscal Sucre Intl. Airport (UIO)?
George Bush Intercontinental Airport (IAH) is the only airport in Houston with direct flights from Mariscal Sucre Intl. Airport (UIO). Consider your options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH) last-minute?
Last-minute bookings from UIO to IAH are usually more expensive. To lock in the cheapest rates, start looking for flights ahead of time. That said, if you’re flexible with your travel dates, you may land a cheap ticket right before you leave.
Is it cheaper to book an UIO to IAH flight and hotel package?
Opting for an UIO to IAH flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our wide range of hotels and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Mariscal Sucre Intl. Airport (UIO) to George Bush Intercontinental Airport (IAH)?
It’s usually possible to cancel or reschedule your UIO to IAH flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find more information on our Customer Service portal.
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