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Cheap flights from St. Louis to Guayaquil from $160

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 11/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Spirit Airlines Logo
12:20 pm - 11:45 pmSTL-GYE
10h 25m1 stop
Spirit Airlines Logo
12:59 am - 11:01 amGYE-STL
11h 02m1 stop
$577Spirit Airlines
Find Deal
Thu, Feb 19 - Sat, Feb 28
United Airlines Logo
6:15 am - 11:18 amSTL-GYE
28h 03m2 stops
United Airlines Logo
2:35 pm - 10:46 amGYE-STL
21h 11m2 stops
$597United Airlines
Find Deal
Thu, Dec 4 - Fri, Feb 20
United Airlines Logo
4:17 pm - 11:18 amSTL-GYE
42h 01m2 stops
United Airlines Logo
12:20 pm - 10:14 pmGYE-STL
34h 54m2 stops
$615United Airlines
Find Deal
Thu, Feb 19 - Sun, Mar 1
Multiple Airlines Logo
5:11 pm - 11:45 pmSTL-GYE
53h 34m2 stops
Multiple Airlines Logo
12:59 am - 11:01 amGYE-STL
11h 02m1 stop
$643Multiple Airlines
Find Deal
Thu, Feb 19 - Sat, Feb 28
American Airlines Logo
5:19 am - 1:33 pmSTL-GYE
7h 14m1 stop
American Airlines Logo
2:33 pm - 11:46 pmGYE-STL
10h 13m1 stop
$753American Airlines
Find Deal
Thu, Feb 19 - Sun, Mar 1
American Airlines Logo
7:30 am - 10:00 pmSTL-GYE
13h 30m2 stops
American Airlines Logo
2:33 pm - 11:46 pmGYE-STL
10h 13m1 stop
$758American Airlines
Find Deal
Thu, Feb 19 - Sun, Mar 1
United Airlines Logo
6:15 am - 1:46 pmSTL-GYE
31h 31m2 stops
United Airlines Logo
2:54 pm - 10:00 pmGYE-STL
31h 06m2 stops
$841United Airlines
Find Deal
Mon, Sep 29 - Thu, Oct 2
United Airlines Logo
6:15 am - 11:15 amSTL-GYE
29h 00m2 stops
United Airlines Logo
3:15 am - 10:00 pmGYE-STL
18h 45m2 stops
$851United Airlines
Find Deal
Mon, Sep 29 - Wed, Oct 1
American Airlines Logo
5:10 am - 11:06 pmSTL-GYE
16h 56m1 stop
American Airlines Logo
2:33 pm - 11:46 pmGYE-STL
10h 13m1 stop
$902American Airlines
Find Deal
Thu, Dec 4 - Fri, Feb 20
Multiple Airlines Logo
1:30 pm - 10:40 pmSTL-GYE
33h 10m3 stops
Multiple Airlines Logo
3:15 am - 11:29 amGYE-STL
32h 14m3 stops
$1,119Multiple Airlines
Find Deal
Mon, Sep 29 - Wed, Oct 1

United Airlines flights from St. Louis to Guayaquil

Our best United Airlines deals on St. Louis to Guayaquil flight tickets
United Airlines
Dec 4
STL6:15 amLambert-St Louis
28h 03m
2 stops
GYE11:18 amGuayaquil Jose Joaquin de Olmedo
Feb 20
GYE2:35 pmGuayaquil Jose Joaquin de Olmedo
21h 11m
2 stops
STL10:46 amLambert-St Louis
$597
Find similar
United Airlines
Feb 19
STL4:17 pmLambert-St Louis
42h 01m
2 stops
GYE11:18 amGuayaquil Jose Joaquin de Olmedo
Mar 1
GYE12:20 pmGuayaquil Jose Joaquin de Olmedo
34h 54m
2 stops
STL10:14 pmLambert-St Louis
$615
Find similar
United Airlines
Sep 29
STL6:15 amLambert-St Louis
31h 31m
2 stops
GYE1:46 pmGuayaquil Jose Joaquin de Olmedo
Oct 2
GYE2:54 pmGuayaquil Jose Joaquin de Olmedo
31h 06m
2 stops
STL10:00 pmLambert-St Louis
$841
Find similar

American Airlines flights from St. Louis to Guayaquil

Our best American Airlines deals on St. Louis to Guayaquil flight tickets
American Airlines
Feb 19
STL5:19 amLambert-St Louis
7h 14m
1 stop
GYE1:33 pmGuayaquil Jose Joaquin de Olmedo
Mar 1
GYE2:33 pmGuayaquil Jose Joaquin de Olmedo
10h 13m
1 stop
STL11:46 pmLambert-St Louis
$753
Find similar
American Airlines
Feb 19
STL7:30 amLambert-St Louis
13h 30m
2 stops
GYE10:00 pmGuayaquil Jose Joaquin de Olmedo
Mar 1
GYE2:33 pmGuayaquil Jose Joaquin de Olmedo
10h 13m
1 stop
STL11:46 pmLambert-St Louis
$758
Find similar
American Airlines
Dec 4
STL5:10 amLambert-St Louis
16h 56m
1 stop
GYE11:06 pmGuayaquil Jose Joaquin de Olmedo
Feb 20
GYE2:33 pmGuayaquil Jose Joaquin de Olmedo
10h 13m
1 stop
STL11:46 pmLambert-St Louis
$902
Find similar

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 September 17, 2025.
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

Thu 2/19

12:20 pm-11:45 pm

1 stop10h 25m

Guayaquil Jose Joaquin de Olmedo

Sat 2/28

12:59 am-11:01 am

1 stop11h 02m

$577

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Thu 12/4

6:15 am-11:18 am

2 stops28h 03m

Guayaquil Jose Joaquin de Olmedo

Fri 2/20

2:35 pm-10:46 am

2 stops21h 11m

$597

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Thu 2/19

4:17 pm-11:18 am

2 stops42h 01m

Guayaquil Jose Joaquin de Olmedo

Sun 3/1

12:20 pm-10:14 pm

2 stops34h 54m

$615

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Thu 2/19

5:11 pm-11:45 pm

2 stops53h 34m

Guayaquil Jose Joaquin de Olmedo

Sat 2/28

12:59 am-11:01 am

1 stop11h 02m

$643

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Thu 2/19

5:19 am-1:33 pm

1 stop7h 14m

Guayaquil Jose Joaquin de Olmedo

Sun 3/1

2:33 pm-11:46 pm

1 stop10h 13m

$753

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Thu 2/19

7:30 am-10:00 pm

2 stops13h 30m

Guayaquil Jose Joaquin de Olmedo

Sun 3/1

2:33 pm-11:46 pm

1 stop10h 13m

$758

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 9/29

6:15 am-1:46 pm

2 stops31h 31m

Guayaquil Jose Joaquin de Olmedo

Thu 10/2

2:54 pm-10:00 pm

2 stops31h 06m

$841

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 9/29

6:15 am-11:15 am

2 stops29h 00m

Guayaquil Jose Joaquin de Olmedo

Wed 10/1

3:15 am-10:00 pm

2 stops18h 45m

$851

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Thu 12/4

5:10 am-11:06 pm

1 stop16h 56m

Guayaquil Jose Joaquin de Olmedo

Fri 2/20

2:33 pm-11:46 pm

1 stop10h 13m

$902

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 9/29

1:30 pm-10:40 pm

3 stops33h 10m

Guayaquil Jose Joaquin de Olmedo

Wed 10/1

3:15 am-11:29 am

3 stops32h 14m

$1,119

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Guayaquil from

How to get the cheapest flight ticket from St. Louis to Guayaquil

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Guayaquil?

The cheapest day to depart from St. Louis to Guayaquil is on a Wednesday. Travelers who choose to depart for Guayaquil on a Wednesday will often find tickets for as low as $529. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Guayaquil on Thursday is $594.

What is the cheapest time of day to depart on your flight to Guayaquil?

The cheapest time of day to fly to Guayaquil is in the afternoon when flights can be purchased for as low as $554. Flights to Guayaquil are more costly in the morning, with an average ticket price of $595. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights

None
There are no direct flights from St. Louis to Guayaquil. There are no popular flight routes from St. Louis to Guayaquil.
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  • 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 7h 14m.

  • 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
10,000 reviews
Search American Airlines flights

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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