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Cheap flights from St. Louis to Guayaquil from $116

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Guayaquil departing on 2/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from St. Louis to Guayaquil

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 8:46 pm
STL
-
GYE
14h 46m
2 stops
United Airlines Logo
12:20 pm - 9:25 am
GYE
-
STL
21h 05m
2 stops
$772United Airlines
Mon, Mar 23 - Sat, Mar 28
Multiple Airlines Logo
6:30 pm - 5:20 pm
STL
-
GYE
22h 50m
2 stops
Multiple Airlines Logo
5:59 am - 8:38 pm
GYE
-
STL
14h 39m
2 stops
$778Multiple Airlines
Fri, Jun 5 - Fri, Jun 12
American Airlines Logo
5:02 am - 1:29 pm
STL
-
GYE
8h 27m
1 stop
American Airlines Logo
6:00 am - 10:45 pm
GYE
-
STL
16h 45m
1 stop
$814American Airlines
Fri, Jun 5 - Fri, Jun 12
American Airlines Logo
5:02 am - 1:29 pm
STL
-
GYE
8h 27m
1 stop
American Airlines Logo
6:00 am - 11:42 pm
GYE
-
STL
17h 42m
2 stops
$819American Airlines
Fri, Jun 5 - Fri, Jun 12
Multiple Airlines Logo
8:17 am - 9:15 am
STL
-
GYE
24h 58m
3 stops
Multiple Airlines Logo
11:59 pm - 6:36 pm
GYE
-
STL
18h 37m
3 stops
$1,000Multiple Airlines
Wed, Mar 25 - Sun, Mar 29
Multiple Airlines Logo
7:00 pm - 2:45 pm
STL
-
GYE
19h 45m
3 stops
Multiple Airlines Logo
11:59 pm - 6:36 pm
GYE
-
STL
18h 37m
3 stops
$1,096Multiple Airlines
Mon, Mar 23 - Sat, Mar 28
American Airlines Logo
11:22 am - 9:44 pm
STL
-
GYE
10h 22m
1 stop
American Airlines Logo
2:30 pm - 11:58 pm
GYE
-
STL
9h 28m
1 stop
$1,574American Airlines
Mon, Mar 23 - Sat, Mar 28
Multiple Airlines Logo
8:17 am - 9:15 am
STL
-
GYE
24h 58m
3 stops
Multiple Airlines Logo
6:30 pm - 3:24 pm
GYE
-
STL
20h 54m
2 stops
$1,817Multiple Airlines
Wed, Mar 25 - Sun, Mar 29
American Airlines Logo
9:35 am - 9:44 pm
STL
-
GYE
12h 09m
2 stops
American Airlines Logo
2:30 pm - 11:58 pm
GYE
-
STL
9h 28m
1 stop
$1,892American Airlines
Wed, Mar 25 - Sun, Mar 29
Multiple Airlines Logo
7:00 pm - 2:45 pm
STL
-
GYE
19h 45m
3 stops
Multiple Airlines Logo
10:25 am - 3:24 pm
GYE
-
STL
28h 59m
2 stops
$2,030Multiple Airlines
Mon, Mar 23 - Sat, Mar 28

United Airlines flights from St. Louis to Guayaquil

Our best United Airlines deals on St. Louis to Guayaquil flight tickets
United Airlines
Mar 23
STL6:00 amLambert-St Louis
14h 46m
2 stops
GYE8:46 pmGuayaquil Jose Joaquin de Olmedo
Mar 28
GYE12:20 pmGuayaquil Jose Joaquin de Olmedo
21h 05m
2 stops
STL9:25 amLambert-St Louis
$772
United Airlines
Jan 31
STL6:00 amLambert-St Louis
13h 46m
2 stops
GYE8:46 pmGuayaquil Jose Joaquin de Olmedo
Feb 4
GYE12:20 pmGuayaquil Jose Joaquin de Olmedo
22h 02m
2 stops
STL9:22 amLambert-St Louis
$862
United Airlines
Jan 31
STL4:42 pmLambert-St Louis
47h 53m
2 stops
GYE5:35 pmGuayaquil Jose Joaquin de Olmedo
Feb 4
GYE12:20 pmGuayaquil Jose Joaquin de Olmedo
22h 02m
2 stops
STL9:22 amLambert-St Louis
$873

American Airlines flights from St. Louis to Guayaquil

Our best American Airlines deals on St. Louis to Guayaquil flight tickets
American Airlines
Jun 5
STL5:02 amLambert-St Louis
8h 27m
1 stop
GYE1:29 pmGuayaquil Jose Joaquin de Olmedo
Jun 12
GYE6:00 amGuayaquil Jose Joaquin de Olmedo
16h 45m
1 stop
STL10:45 pmLambert-St Louis
$814
American Airlines
Jun 5
STL5:02 amLambert-St Louis
8h 27m
1 stop
GYE1:29 pmGuayaquil Jose Joaquin de Olmedo
Jun 12
GYE6:00 amGuayaquil Jose Joaquin de Olmedo
17h 42m
2 stops
STL11:42 pmLambert-St Louis
$819
American Airlines
Mar 23
STL11:22 amLambert-St Louis
10h 22m
1 stop
GYE9:44 pmGuayaquil Jose Joaquin de Olmedo
Mar 28
GYE2:30 pmGuayaquil Jose Joaquin de Olmedo
9h 28m
1 stop
STL11:58 pmLambert-St Louis
$1,574

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Guayaquil that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from St. Louis to Guayaquil that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 3/23

6:00 am-8:46 pm

2 stops14h 46m

Guayaquil Jose Joaquin de Olmedo

Sat 3/28

12:20 pm-9:25 am

2 stops21h 05m

$772

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Fri 6/5

6:30 pm-5:20 pm

2 stops22h 50m

Guayaquil Jose Joaquin de Olmedo

Fri 6/12

5:59 am-8:38 pm

2 stops14h 39m

$778

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Fri 6/5

5:02 am-1:29 pm

1 stop8h 27m

Guayaquil Jose Joaquin de Olmedo

Fri 6/12

6:00 am-10:45 pm

1 stop16h 45m

$814

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Fri 6/5

5:02 am-1:29 pm

1 stop8h 27m

Guayaquil Jose Joaquin de Olmedo

Fri 6/12

6:00 am-11:42 pm

2 stops17h 42m

$819

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Wed 3/25

8:17 am-9:15 am

3 stops24h 58m

Guayaquil Jose Joaquin de Olmedo

Sun 3/29

11:59 pm-6:36 pm

3 stops18h 37m

$1,000

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 3/23

7:00 pm-2:45 pm

3 stops19h 45m

Guayaquil Jose Joaquin de Olmedo

Sat 3/28

11:59 pm-6:36 pm

3 stops18h 37m

$1,096

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 3/23

11:22 am-9:44 pm

1 stop10h 22m

Guayaquil Jose Joaquin de Olmedo

Sat 3/28

2:30 pm-11:58 pm

1 stop9h 28m

$1,574

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Wed 3/25

8:17 am-9:15 am

3 stops24h 58m

Guayaquil Jose Joaquin de Olmedo

Sun 3/29

6:30 pm-3:24 pm

2 stops20h 54m

$1,817

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Wed 3/25

9:35 am-9:44 pm

2 stops12h 09m

Guayaquil Jose Joaquin de Olmedo

Sun 3/29

2:30 pm-11:58 pm

1 stop9h 28m

$1,892

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 3/23

7:00 pm-2:45 pm

3 stops19h 45m

Guayaquil Jose Joaquin de Olmedo

Sat 3/28

10:25 am-3:24 pm

2 stops28h 59m

$2,030

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from St. Louis to Guayaquil

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Guayaquil according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Guayaquil (STL to GYE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Guayaquil

Fastest flight time

13h 46m

Direct flights

None
The fastest flight from St. Louis to Guayaquil takes 13h 46m
There are no direct flights from St. Louis to Guayaquil. There are no popular flight routes from St. Louis to Guayaquil.
Search flight deals

  • How far is Lambert-St Louis to Guayaquil Jose Joaquin de Olmedo by plane?

    The distance between Lambert-St Louis and Guayaquil Jose Joaquin de Olmedo is about 2893.9 mi. A reasonable flight in good conditions will take 13h 46m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Guayaquil Jose Joaquin de Olmedo Airport?

    Prices for flights from Lambert-St Louis Airport to Guayaquil Jose Joaquin de Olmedo Airport refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Guayaquil Jose Joaquin de Olmedo Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Guayaquil Jose Joaquin de Olmedo Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Guayaquil Jose Joaquin de Olmedo Airport.

  • What documentation or ID do you need to fly to Guayaquil Jose Joaquin de Olmedo Airport?

    The necessary travel and health documents for your Guayaquil Jose Joaquin de Olmedo Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Guayaquil?

Best airlines flying from St. Louis to Guayaquil

Compare and see reviews for airlines that fly from St. Louis to Guayaquil with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $516Free CancellationRating
7.2
11,205 reviews
Search American Airlines flights

  • How do I get Price Alerts for flights from St. Louis to Guayaquil?

    Search flight deals from St. Louis to Guayaquil. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from St. Louis to Guayaquil with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Guayaquil?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Guayaquil. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Guayaquil with flexible booking policies on momondo?

momondo does allow users to show only those flights to Guayaquil from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to Guayaquil?

Once you have performed a search for St. Louis to Guayaquil flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Guayaquil right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Guayaquil now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Guayaquil and let you know when they change.

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