How long is the flight from St. Louis to Quito?

Airlines like American Airlines and LATAM Airlines fly from St. Louis to Quito in about 15h 31m. The time it takes to get you to your destination can typically vary by up to 12h 57m. St. Louis and Quito are separated by a distance of 2790 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from St. Louis to Quito round-trip?

Currently priced at $571, LATAM Airlines will fly you from St. Louis to Quito and back. In addition to LATAM Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $595 and $625, respectively. LATAM Airlines is priced at 29% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from St. Louis to Quito?

Travelers seeking maximum savings on their St. Louis to Quito flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Quito ranges from 0.8 - 6.7 inches per month. April is typically the wettest month, when rainfall can reach 6.7 in. July is typically the driest time to visit Quito when rainfall is around 0.8 in.

If weather is an important factor for your trip to Quito, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 59.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

What are the most popular airlines that fly from St. Louis to Quito?

Before booking your flight from St. Louis to Quito check out the most popular airlines for this route: American Airlines, Delta or LATAM Airlines.

What is the cheapest day to fly round-trip from St. Louis to Quito?

Thursday flights are generally found to be more expensive for flights from St. Louis to Quito. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Quito.

What is the cheapest month to fly from St. Louis to Quito?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, October can be a great choice for travel to Quito. Flights to Quito from St. Louis in October are about $807 on average during October, but can be found for as low as $571.

Can I find deals for flights from St. Louis to Quito that include hotel bookings?

Yes. In addition to deals on St. Louis to Quito flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from St. Louis to Quito?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Quito.

Can I find deals for business class flights from St. Louis to Quito?

Yes. Cheapflights offers flight deals from St. Louis to Quito by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$257+ Cheap Flights from St. Louis to Quito

Q: How much does it cost to fly round-trip from St. Louis to Quito?

Airfare is below average for this route at the moment. St. Louis to Quito flights typically cost between $661 and $873 in October. The cheapest round-trip price found within the last 3 days was $614 on Delta (Oct 13-Oct 19).

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Cheap flight deals from St. Louis to Quito

Round-trip from	$614 (Delta)
One-way from	$257 (Kiwi.com)
Popular in	December
Cheapest in	October
Average price	$674

From Lambert-St Louis to Quito Mariscal Sucr

Search Deals

One-way flight from Lambert-St Louis to Quito Mariscal Sucr

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($55 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from St. Louis to Quito

Cheapest flights from St. Louis to Quito
Explore the most affordable flight options available from St. Louis to Quito. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

lun. 10/137:05 amSTL - UIO

1 stop11h 54mDelta

dom. 10/1912:59 amUIO - STL

1 stop14h 56mDelta

Deal found 9/14

$614

lun. 10/135:23 amSTL - UIO

1 stop15h 29mAmerican Airlines

lun. 10/206:30 amUIO - STL

1 stop17h 26mAmerican Airlines

Deal found 9/14

$616

sáb. 11/18:20 amSTL - UIO

1 stop15h 25mUnited Airlines

mar. 11/111:35 amUIO - STL

1 stop15h 15mUnited Airlines

Deal found 9/15

$624

sáb. 11/17:00 amSTL - UIO

2 stops13h 52mAmerican Airlines

mié. 11/128:27 amUIO - STL

1 stop15h 00mAmerican Airlines

Deal found 9/13

$629

dom. 12/144:17 pmSTL - UIO

1 stop31h 13mUnited Airlines

mié. 12/171:35 amUIO - STL

1 stop9h 14mUnited Airlines

Deal found 9/15

$755

Best flights from St. Louis to Quito
Discover carefully curated flight deals from St. Louis to Quito that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated septiembre 15, 2025.

lun. 3/25:19 amSTL - UIO

1 stop15h 31mAmerican Airlines

lun. 3/911:40 pmUIO - STL

1 stop22h 24mAmerican Airlines

Deal found 9/14

$616

lun. 10/136:52 pmSTL - UIO

2 stops28h 28mLATAM Airlines

dom. 10/1912:59 amUIO - STL

1 stop9h 27mLATAM Airlines

Deal found 9/14

$616

lun. 3/210:45 amSTL - UIO

2 stops17h 32mDelta

lun. 3/97:00 pmUIO - STL

2 stops15h 50mDelta

Deal found 9/14

$619

sáb. 11/18:20 amSTL - UIO

1 stop15h 25mUnited Airlines

mar. 11/111:35 amUIO - STL

1 stop18h 12mUnited Airlines

Deal found 9/13

$624

lun. 10/135:23 amSTL - UIO

1 stop15h 29mAmerican Airlines

lun. 10/206:30 amUIO - STL

1 stop17h 26mAmerican Airlines

Deal found 9/14

$616

lun. 3/26:00 amSTL - UIO

1 stop13h 00mLATAM Airlines

lun. 3/97:05 amUIO - STL

2 stops16h 35mLATAM Airlines

Deal found 9/14

$616

vie. 1/307:30 amSTL - UIO

1 stop11h 30mDelta

mar. 2/1011:45 pmUIO - STL

1 stop10h 19mDelta

Deal found 9/13

$624

lun. 2/910:07 amSTL - UIO

1 stop13h 23mUnited Airlines

vie. 2/271:35 amUIO - STL

1 stop8h 48mUnited Airlines

Deal found 9/15

$624

Last-minute flights from St. Louis to Quito
Discover last-minute flight deals from St. Louis to Quito. Data last updated septiembre 15, 2025 and is based on user searches.

mar. 9/1611:05 amSTL - UIO

1 stop12h 20mUnited Airlines

mié. 9/2412:35 amUIO - STL

1 stop9h 17mUnited Airlines

Deal found 9/15

$868

mar. 9/169:19 amSTL - UIO

1 stop10h 11mDelta

jue. 9/259:01 amUIO - STL

2 stops14h 23mDelta

Deal found 9/15

$873

mar. 9/165:11 pmSTL - UIO

2 stops26h 01mLATAM Airlines

jue. 9/1811:20 pmUIO - STL

1 stop10h 39mLATAM Airlines

Deal found 9/12

$898

vie. 9/266:01 amSTL - UIO

2 stops13h 11mLATAM Airlines

sáb. 10/49:01 amUIO - STL

2 stops12h 59mLATAM Airlines

Deal found 9/14

$903

sáb. 9/275:28 amSTL - UIO

1 stop13h 02mAmerican Airlines

dom. 10/57:00 amUIO - STL

1 stop16h 59mAmerican Airlines

Deal found 9/14

$826

sáb. 9/275:28 pmSTL - UIO

2 stops29h 57mUnited Airlines

sáb. 10/412:35 amUIO - STL

1 stop9h 17mUnited Airlines

Deal found 9/14

$831

lun. 10/137:05 amSTL - UIO

1 stop11h 54mDelta

dom. 10/1912:59 amUIO - STL

1 stop14h 56mDelta

Deal found 9/14

$614

lun. 10/136:52 pmSTL - UIO

2 stops28h 28mLATAM Airlines

lun. 10/207:09 pmUIO - STL

2 stops36h 56mLATAM Airlines

Deal found 9/14

$616

lun. 10/135:30 amSTL - UIO

2 stops15h 22mAmerican Airlines

lun. 10/206:30 amUIO - STL

1 stop17h 26mAmerican Airlines

Deal found 9/14

$621

One-way flights from St. Louis to Quito
Search for one-way flight options from St. Louis to Quito. Find affordable one-way fares based on user searches. Data last updated septiembre 15, 2025.

mar. 1/205:11 pmSTL - UIO

2 stops31h 09mMultiple Airlines

Deal found 9/13

$257

mar. 1/2010:00 amSTL - UIO

1 stop9h 00mLATAM Airlines

Deal found 9/13

$373

sáb. 2/1410:30 amSTL - UIO

2 stops13h 00mUnited Airlines

Deal found 9/14

$383

sáb. 2/147:43 pmSTL - UIO

3 stops32h 34mMultiple Airlines

Deal found 9/14

$452

Fly from

Fly to

Route

Depart

Return

Price

St. LouisQuito

STL - UIO

STLUIO

Lambert-St Louis

lun. 3/2

5:19 am-9:50 pm

1 stop15h 31m

Quito Mariscal Sucr

lun. 3/9

11:40 pm-10:04 pm

1 stop22h 24m

$616

St. LouisQuito

STL - UIO

STLUIO

Lambert-St Louis

lun. 10/13

6:52 pm-11:20 pm

2 stops28h 28m

Quito Mariscal Sucr

dom. 10/19

12:59 am-10:26 am

1 stop9h 27m

$616

St. LouisQuito

STL - UIO

STLUIO

Lambert-St Louis

lun. 10/13

5:23 am-8:52 pm

1 stop15h 29m

Quito Mariscal Sucr

lun. 10/20

6:30 am-11:56 pm

1 stop17h 26m

$616

St. LouisQuito

STL - UIO

STLUIO

Lambert-St Louis

lun. 3/2

6:00 am-8:00 pm

1 stop13h 00m

Quito Mariscal Sucr

lun. 3/9

7:05 am-11:40 pm

2 stops16h 35m

$616

St. LouisQuito

STL - UIO

STLUIO

Lambert-St Louis

lun. 3/2

10:45 am-5:17 am

2 stops17h 32m

Quito Mariscal Sucr

lun. 3/9

7:00 pm-10:50 am

2 stops15h 50m

$619

St. LouisQuito

STL - UIO

STLUIO

Lambert-St Louis

sáb. 11/1

8:20 am-11:45 pm

1 stop15h 25m

Quito Mariscal Sucr

mar. 11/11

1:35 am-6:47 pm

1 stop18h 12m

$624

St. LouisQuito

STL - UIO

STLUIO

Lambert-St Louis

vie. 1/30

7:30 am-8:00 pm

1 stop11h 30m

Quito Mariscal Sucr

mar. 2/10

11:45 pm-9:04 am

1 stop10h 19m

$624

St. LouisQuito

STL - UIO

STLUIO

Lambert-St Louis

lun. 2/9

10:07 am-12:30 am

1 stop13h 23m

Quito Mariscal Sucr

vie. 2/27

1:35 am-9:23 am

1 stop8h 48m

$624

St. LouisQuito

STL - UIO

STLUIO

Lambert-St Louis

mar. 1/20

5:11 pm-1:20 am

2 stops31h 09m

$257

St. LouisQuito

STL - UIO

STLUIO

Lambert-St Louis

mar. 1/20

10:00 am-8:00 pm

1 stop9h 00m

$373

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 12 results

Best time to book a flight from St. Louis to Quito

Have a flexible travel schedule? Discover the best time to fly to Quito from St. Louis with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Quito

What is the cheapest month to book a flight from St. Louis to Quito?

Currently, April is the cheapest month in which you can book a flight from St. Louis to Quito (average of $463). Flying from St. Louis to Quito in December is currently the most expensive (average of $791). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to UIO?

One of the essential ways to save on airfare from St. Louis to Quito is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 5% on airfare.

How much does it cost to fly round-trip from St. Louis to Quito?

Reviews of airlines servicing Quito

Read through reviews of airlines operating flights from St. Louis to Quito, such as Delta, LATAM Airlines, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,954 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,954 reviews

Delta

8.0

Very good

7,954 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

LATAM Airlines

7.5

Good

1,847 reviews

Delta

8.0

Very good

7,954 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,929 reviews

Delta

8.0

Very good

7,954 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,954 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

How long is the flight from St. Louis to Quito?
Airlines like American Airlines and LATAM Airlines fly from St. Louis to Quito in about 15h 31m. The time it takes to get you to your destination can typically vary by up to 12h 57m. St. Louis and Quito are separated by a distance of 2790 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from St. Louis to Quito round-trip?
Currently priced at $571, LATAM Airlines will fly you from St. Louis to Quito and back. In addition to LATAM Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $595 and $625, respectively. LATAM Airlines is priced at 29% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from St. Louis to Quito that include hotel bookings?
Yes. In addition to deals on St. Louis to Quito flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Quito?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Quito.
Can I find deals for business class flights from St. Louis to Quito?
Yes. Cheapflights offers flight deals from St. Louis to Quito by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from St. Louis to Quito?
Currently, April is the cheapest month in which you can book a flight from St. Louis to Quito (average of $463). Flying from St. Louis to Quito in December is currently the most expensive (average of $791). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for St. Louis to Quito

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St. Louis to Guayaquil flights

Kansas City to Cuenca flights

St. Louis to Baltra flights

St. Louis to San Cristobal flights

Other flights to Quito

Top 4 airlines flying from St. Louis to Quito

Airline	Cheapest	Average	Flexibility	On-time
LATAM Airlines	Cheapest$571	Average$902	FlexibilityNo cancel fee	On-time81%
Delta	Cheapest$595	Average$763	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$625	Average$899	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$636	Average$818	FlexibilityNo cancel fee	On-time69%

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$257+ Cheap flights from St. Louis (STL) to Quito (UIO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/20. Fares are subject to change and may not be available on all flights or dates of travel.

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Find flight deals from St. Louis to Quito

Cheapest flights from St. Louis to QuitoExplore the most affordable flight options available from St. Louis to Quito. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

Explore the most affordable flight options available from St. Louis to Quito. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Quito that are best for you.

Best time to book a flight from St. Louis to Quito

Have a flexible travel schedule? Discover the best time to fly to Quito from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Quito

What is the cheapest month to book a flight from St. Louis to Quito?

What is the cheapest time of day to fly from STL to UIO?

How much does it cost to fly round-trip from St. Louis to Quito?

Reviews of airlines servicing Quito

Read through reviews of airlines operating flights from St. Louis to Quito, such as Delta, LATAM Airlines, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Quito. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from St. Louis to Quito?

What are the cheapest airlines flying from St. Louis to Quito round-trip?

Can I find deals for flights from St. Louis to Quito that include hotel bookings?

How can I find direct flights from St. Louis to Quito?

Can I find deals for business class flights from St. Louis to Quito?

What is the cheapest month to book a flight from St. Louis to Quito?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Quito

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from St. Louis to Quito

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Cheapest flights from St. Louis to Quito
Explore the most affordable flight options available from St. Louis to Quito. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.