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Cheap flights from St. Louis to Guayaquil from $144

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 1/8. 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

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Spirit Airlines Logo
2:47 pm - 11:43 pmSTL-GYE
7h 56m1 stop
Spirit Airlines Logo
12:49 am - 1:52 pmGYE-STL
14h 03m1 stop
$380Spirit Airlines
Find Deal
Sun, Dec 7 - Wed, Dec 10
Multiple Airlines Logo
8:30 am - 7:40 amSTL-GYE
22h 10m3 stops
Multiple Airlines Logo
12:59 am - 6:36 pmGYE-STL
18h 37m3 stops
$604Multiple Airlines
Find Deal
Mon, Feb 2 - Wed, Feb 11
American Airlines Logo
9:54 am - 11:22 pmSTL-GYE
12h 28m2 stops
American Airlines Logo
7:11 am - 11:30 pmGYE-STL
17h 19m2 stops
$658American Airlines
Find Deal
Mon, Feb 2 - Thu, Feb 12
Delta Logo
5:45 pm - 7:20 amSTL-GYE
13h 35m2 stops
Delta Logo
8:40 pm - 8:07 amGYE-STL
35h 27m2 stops
$663Delta
Find Deal
Wed, Apr 29 - Sun, May 3
American Airlines Logo
6:02 pm - 11:22 pmSTL-GYE
28h 20m1 stop
American Airlines Logo
7:11 am - 10:05 pmGYE-STL
15h 54m1 stop
$665American Airlines
Find Deal
Mon, Feb 2 - Thu, Feb 12
Multiple Airlines Logo
8:30 am - 1:05 amSTL-GYE
15h 35m2 stops
Multiple Airlines Logo
12:59 am - 6:36 pmGYE-STL
18h 37m3 stops
$667Multiple Airlines
Find Deal
Mon, Feb 2 - Wed, Feb 11
United Airlines Logo
6:15 am - 8:43 pmSTL-GYE
13h 28m2 stops
United Airlines Logo
2:35 pm - 9:23 amGYE-STL
43h 48m2 stops
$724United Airlines
Find Deal
Thu, Dec 4 - Fri, Feb 20
Delta Logo
5:12 pm - 1:40 amSTL-GYE
31h 28m2 stops
Delta Logo
8:40 pm - 5:56 pmGYE-STL
22h 16m2 stops
$834Delta
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Sun, Dec 7 - Thu, Dec 11
United Airlines Logo
6:15 am - 8:43 pmSTL-GYE
13h 28m2 stops
United Airlines Logo
2:35 pm - 9:23 amGYE-STL
43h 48m2 stops
$841United Airlines
Find Deal
Thu, Dec 4 - Fri, Feb 20
Delta Logo
5:12 pm - 1:40 amSTL-GYE
31h 28m2 stops
Delta Logo
4:30 pm - 4:35 pmGYE-STL
25h 05m1 stop
$845Delta
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Sun, Dec 7 - Thu, Dec 11

American Airlines flights from St. Louis to Guayaquil

Our best American Airlines deals on St. Louis to Guayaquil flight tickets
American Airlines
Feb 2
STL9:54 amLambert-St Louis
12h 28m
2 stops
GYE11:22 pmGuayaquil Jose Joaquin de Olmedo
Feb 12
GYE7:11 amGuayaquil Jose Joaquin de Olmedo
17h 19m
2 stops
STL11:30 pmLambert-St Louis
$658
Find similar
American Airlines
Feb 2
STL6:02 pmLambert-St Louis
28h 20m
1 stop
GYE11:22 pmGuayaquil Jose Joaquin de Olmedo
Feb 12
GYE7:11 amGuayaquil Jose Joaquin de Olmedo
15h 54m
1 stop
STL10:05 pmLambert-St Louis
$665
Find similar
American Airlines
Apr 29
STL5:35 amLambert-St Louis
7h 58m
1 stop
GYE1:33 pmGuayaquil Jose Joaquin de Olmedo
May 3
GYE2:33 pmGuayaquil Jose Joaquin de Olmedo
24h 12m
2 stops
STL2:45 pmLambert-St Louis
$891
Find similar

Delta flights from St. Louis to Guayaquil

Our best Delta deals on St. Louis to Guayaquil flight tickets
Delta
Apr 29
STL5:45 pmLambert-St Louis
13h 35m
2 stops
GYE7:20 amGuayaquil Jose Joaquin de Olmedo
May 3
GYE8:40 pmGuayaquil Jose Joaquin de Olmedo
35h 27m
2 stops
STL8:07 amLambert-St Louis
$663
Find similar
Delta
Dec 7
STL5:12 pmLambert-St Louis
31h 28m
2 stops
GYE1:40 amGuayaquil Jose Joaquin de Olmedo
Dec 11
GYE8:40 pmGuayaquil Jose Joaquin de Olmedo
22h 16m
2 stops
STL5:56 pmLambert-St Louis
$834
Find similar
Delta
Dec 7
STL5:12 pmLambert-St Louis
31h 28m
2 stops
GYE1:40 amGuayaquil Jose Joaquin de Olmedo
Dec 11
GYE4:30 pmGuayaquil Jose Joaquin de Olmedo
25h 05m
1 stop
STL4:35 pmLambert-St Louis
$845
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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 November 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

Sun 12/7

2:47 pm-11:43 pm

1 stop7h 56m

Guayaquil Jose Joaquin de Olmedo

Wed 12/10

12:49 am-1:52 pm

1 stop14h 03m

$380

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 2/2

8:30 am-7:40 am

3 stops22h 10m

Guayaquil Jose Joaquin de Olmedo

Wed 2/11

12:59 am-6:36 pm

3 stops18h 37m

$604

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 2/2

9:54 am-11:22 pm

2 stops12h 28m

Guayaquil Jose Joaquin de Olmedo

Thu 2/12

7:11 am-11:30 pm

2 stops17h 19m

$658

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Wed 4/29

5:45 pm-7:20 am

2 stops13h 35m

Guayaquil Jose Joaquin de Olmedo

Sun 5/3

8:40 pm-8:07 am

2 stops35h 27m

$663

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 2/2

6:02 pm-11:22 pm

1 stop28h 20m

Guayaquil Jose Joaquin de Olmedo

Thu 2/12

7:11 am-10:05 pm

1 stop15h 54m

$665

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 2/2

8:30 am-1:05 am

2 stops15h 35m

Guayaquil Jose Joaquin de Olmedo

Wed 2/11

12:59 am-6:36 pm

3 stops18h 37m

$667

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Thu 12/4

6:15 am-8:43 pm

2 stops13h 28m

Guayaquil Jose Joaquin de Olmedo

Fri 2/20

2:35 pm-9:23 am

2 stops43h 48m

$724

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Sun 12/7

5:12 pm-1:40 am

2 stops31h 28m

Guayaquil Jose Joaquin de Olmedo

Thu 12/11

8:40 pm-5:56 pm

2 stops22h 16m

$834

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Thu 12/4

6:15 am-8:43 pm

2 stops13h 28m

Guayaquil Jose Joaquin de Olmedo

Fri 2/20

2:35 pm-9:23 am

2 stops43h 48m

$841

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Sun 12/7

5:12 pm-1:40 am

2 stops31h 28m

Guayaquil Jose Joaquin de Olmedo

Thu 12/11

4:30 pm-4:35 pm

1 stop25h 05m

$845

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 56m.

  • 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
11,048 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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