$296 Cheap Flights from Houston (IAH) to Quito (UIO)

View $296 flight on Sun, Sep 7, 2025Opens in a new window

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

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Cheap Flights from Houston to Quito (IAH-UIO)

Prices were available within the past 7 days and start at $296 for one-way flights and $672 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Oct 1 - Tue, Oct 7
IAH
Houston
UIO
Quito
$672 Roundtrip, found 17 hours ago
$672
Roundtrip
found 17 hours ago
Select United flight, departing Wed, Oct 1 from Houston to Quito, returning Tue, Oct 7, priced at $672 found 17 hours ago
United
Wed, Oct 1 - Mon, Dec 22
IAH
Houston
UIO
Quito
$679 Roundtrip, found 5 days ago
$679
Roundtrip
found 5 days ago
Select United flight, departing Wed, Oct 1 from Houston to Quito, returning Mon, Dec 22, priced at $679 found 5 days ago
United
Mon, Oct 13 - Fri, Oct 17
IAH
Houston
UIO
Quito
$681 Roundtrip, found 19 hours ago
$681
Roundtrip
found 19 hours ago
Select United flight, departing Mon, Oct 13 from Houston to Quito, returning Fri, Oct 17, priced at $681 found 19 hours ago
United
Tue, Sep 30 - Sat, Nov 15
IAH
Houston
UIO
Quito
$685 Roundtrip, found 5 days ago
$685
Roundtrip
found 5 days ago
Select United flight, departing Tue, Sep 30 from Houston to Quito, returning Sat, Nov 15, priced at $685 found 5 days ago
United
Mon, Oct 13 - Fri, Oct 17
IAH
Houston
UIO
Quito
$689 Roundtrip, found 19 hours ago
$689
Roundtrip
found 19 hours ago
Select United flight, departing Mon, Oct 13 from Houston to Quito, returning Fri, Oct 17, priced at $689 found 19 hours ago
United
Tue, Sep 9 - Thu, Oct 2
IAH
Houston
UIO
Quito
$689 Roundtrip, found 1 day ago
$689
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 9 from Houston to Quito, returning Thu, Oct 2, priced at $689 found 1 day ago
avianca
Tue, Aug 5 - Tue, Aug 12
IAH
Houston
UIO
Quito
$742 Roundtrip, found 12 hours ago
$742
Roundtrip
found 12 hours ago
Select avianca flight, departing Tue, Aug 5 from Houston to Quito, returning Tue, Aug 12, priced at $742 found 12 hours ago
American Airlines
Wed, Nov 19 - Tue, Dec 2
IAH
Houston
UIO
Quito
$794 Roundtrip, just found
$794
Roundtrip
just found
Select American Airlines flight, departing Wed, Nov 19 from Houston to Quito, returning Tue, Dec 2, priced at $794 just found
Delta
Wed, Nov 19 - Tue, Dec 2
IAH
Houston
UIO
Quito
$794 Roundtrip, just found
$794
Roundtrip
just found
Select Delta flight, departing Wed, Nov 19 from Houston to Quito, returning Tue, Dec 2, priced at $794 just found
LATAM Airlines Group
Tue, Sep 16 - Tue, Sep 23
IAH
Houston
UIO
Quito
$829 Roundtrip, found 1 hour ago
$829
Roundtrip
found 1 hour ago
Select LATAM Airlines Group flight, departing Tue, Sep 16 from Houston to Quito, returning Tue, Sep 23, priced at $829 found 1 hour ago

Find the cheapest month to fly from Houston (IAH) to Quito (UIO)

February is typically the cheapest month to fly

From $419 - $890 per traveler.

Graph displaying average flight prices per month

Alternative airports near Quito

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Mariscal Sucre Intl. UIO. Cheapest and Closest option available. Average driving time to city center is 33 minutes. Flights from $743
UIO
Mariscal Sucre Intl.
CheapestClosest
Average driving time to city center33 min
Flights from $743
Flights from Houston (IAH) to Quito (UIO)
Origin airport
George Bush Intercontinental
Destination airport
Mariscal Sucre Intl.
Airlines serving
Air Canada, American Airlines, Copa, Delta, LATAM Airlines Group, United, avianca
Roundtrip price
$671
Distance
2361 mi
Average flight time
5 hours 20 mins

Houston to Quito Flights

The cheapest times to fly from Houston to Quito

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Quito are during the month of October. You can find some of the cheapest flights from Houston to Quito with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Quito

Sunday is one of the best days to book for cheap flights from Houston to Quito: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Quito

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Quito in 2025. You can also book with separate airlines for your outbound and return journeys, from $296 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Quito flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Quito airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO) cost?
You can book cheap return fares starting from $780 from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO). 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 IAH on August 15 2025 and touching down at UIO. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from IAH to UIO?
The cheapest flights from IAH to UIO 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 George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO)?
Hop on a direct flight with United Airlines and journey straight from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO).
What is the cheapest airline that flies from IAH to UIO?
Journey from IAH to UIO with United. This airline currently has the cheapest one-way fare for this route, starting from $653. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from IAH on September 24 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO)?
On average, George Bush Intercontinental Airport (IAH) only has 1 nonstop flight to Mariscal Sucre Intl. Airport (UIO) per day. For more choices, try our easy-to-use filter tool. Simply enter your travel dates, then click on "1 Stop" or "2+ Stops" to discover flights with layovers.
What are the most popular departure times for flights from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO)?
More passengers fly between IAH and UIO at 6 PM than at any other point in the day. Prefer a quieter experience? Pick a flight outside the busiest times and there's a chance you'll save on your fare as well.
What day of the week has the most flights from IAH to UIO?
Fly on a Saturday if you're searching for the best choice of flights from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO).
What is the earliest flight from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO)?
The first flight of the day leaving George Bush Intercontinental Airport (IAH) is at around 6:10PM UTC-6. Hop on this flight and you'll touch down at Mariscal Sucre Intl. Airport (UIO) at approximately 12:30AM UTC-5. The overall travel time is 5h 20m.
How long does it take to fly from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO)?
Flights from IAH to UIO have an average travel time of 5 hours and 20 minutes. The distance between the two is 2,400 mi.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO)?
Select a flight from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO) that leaves before 3 PM to reduce the likelihood of delays. Later departures are on average 22% more likely to be canceled.**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 Quito from George Bush Intercontinental Airport (IAH)?
Mariscal Sucre Intl. Airport (UIO) is the only airport in Quito with direct flights from George Bush Intercontinental Airport (IAH). Consider your options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO) last-minute?
Last-minute fares from IAH to UIO are typically more expensive. To secure the best prices, start looking for flights ahead of time. That said, if you're flexible with your travel dates, it's possible to score a cheap fare right before your trip.
Is it cheaper to book an IAH to UIO flight and hotel package?
Opting for an IAH to UIO flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our impressive range of stays and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Mariscal Sucre Intl. Airport (UIO)?
If you booked your IAH to UIO flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.