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Cheap flights from St. Louis to Guayaquil from $201

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 4/21. 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.
American Airlines Logo
7:05 am - 9:12 pm
STL
-
GYE
14h 07m
2 stops
American Airlines Logo
6:05 am - 7:30 pm
GYE
-
STL
13h 25m
2 stops
$706American Airlines
Wed, Apr 8 - Wed, Apr 15
Air Canada Logo
6:00 am - 8:54 pm
STL
-
GYE
14h 54m
2 stops
Air Canada Logo
12:22 pm - 9:25 am
GYE
-
STL
21h 03m
2 stops
$707Air Canada
Mon, Apr 6 - Mon, Apr 13
Copa Airlines Logo
9:10 am - 12:02 am
STL
-
GYE
14h 52m
2 stops
Copa Airlines Logo
12:22 pm - 8:25 am
GYE
-
STL
20h 03m
2 stops
$747Copa Airlines
Tue, Apr 21 - Wed, Apr 22
Multiple Airlines Logo
4:05 pm - 12:45 am
STL
-
GYE
32h 40m
3 stops
Multiple Airlines Logo
11:59 pm - 6:36 pm
GYE
-
STL
18h 37m
3 stops
$758Multiple Airlines
Mon, Apr 6 - Mon, Apr 13
American Airlines Logo
5:24 am - 1:31 pm
STL
-
GYE
8h 07m
1 stop
American Airlines Logo
2:31 pm - 8:24 am
GYE
-
STL
17h 53m
2 stops
$773American Airlines
Tue, Apr 21 - Wed, Apr 22
American Airlines Logo
5:24 am - 1:31 pm
STL
-
GYE
8h 07m
1 stop
American Airlines Logo
2:31 pm - 10:16 am
GYE
-
STL
19h 45m
1 stop
$782American Airlines
Tue, Apr 21 - Wed, Apr 22
American Airlines Logo
11:22 am - 9:44 pm
STL
-
GYE
10h 22m
1 stop
American Airlines Logo
6:05 am - 10:07 pm
GYE
-
STL
16h 02m
2 stops
$853American Airlines
Mon, Apr 6 - Mon, Apr 13
British Airways Logo
5:24 am - 1:31 pm
STL
-
GYE
8h 07m
1 stop
British Airways Logo
6:05 am - 10:24 pm
GYE
-
STL
16h 19m
1 stop
$868British Airways
Wed, Apr 8 - Wed, Apr 15
British Airways Logo
5:15 am - 9:44 pm
STL
-
GYE
16h 29m
1 stop
British Airways Logo
6:05 am - 10:24 pm
GYE
-
STL
16h 19m
1 stop
$895British Airways
Mon, Apr 6 - Mon, Apr 13
Multiple Airlines Logo
4:05 pm - 2:35 pm
STL
-
GYE
22h 30m
2 stops
Multiple Airlines Logo
11:59 pm - 6:36 pm
GYE
-
STL
18h 37m
3 stops
$985Multiple Airlines
Mon, Apr 6 - Mon, Apr 13

United Airlines flights from St. Louis to Guayaquil

Our best United Airlines deals on St. Louis to Guayaquil flight tickets
United Airlines
Feb 28
STL6:00 amLambert-St Louis
16h 42m
2 stops
GYE11:42 pmGuayaquil Jose Joaquin de Olmedo
Mar 4
GYE12:20 pmGuayaquil Jose Joaquin de Olmedo
34h 56m
2 stops
STL10:16 pmLambert-St Louis
$913
United Airlines
Feb 27
STL6:00 amLambert-St Louis
16h 42m
2 stops
GYE11:42 pmGuayaquil Jose Joaquin de Olmedo
Mar 2
GYE8:32 amGuayaquil Jose Joaquin de Olmedo
37h 33m
2 stops
STL9:05 pmLambert-St Louis
$973
United Airlines
Feb 28
STL6:00 amLambert-St Louis
13h 46m
2 stops
GYE8:46 pmGuayaquil Jose Joaquin de Olmedo
Mar 4
GYE8:32 amGuayaquil Jose Joaquin de Olmedo
14h 42m
2 stops
STL10:14 pmLambert-St Louis
$1,072

American Airlines flights from St. Louis to Guayaquil

Our best American Airlines deals on St. Louis to Guayaquil flight tickets
American Airlines
Apr 8
STL7:05 amLambert-St Louis
14h 07m
2 stops
GYE9:12 pmGuayaquil Jose Joaquin de Olmedo
Apr 15
GYE6:05 amGuayaquil Jose Joaquin de Olmedo
13h 25m
2 stops
STL7:30 pmLambert-St Louis
$706
American Airlines
Apr 21
STL5:24 amLambert-St Louis
8h 07m
1 stop
GYE1:31 pmGuayaquil Jose Joaquin de Olmedo
Apr 22
GYE2:31 pmGuayaquil Jose Joaquin de Olmedo
17h 53m
2 stops
STL8:24 amLambert-St Louis
$773
American Airlines
Apr 21
STL5:24 amLambert-St Louis
8h 07m
1 stop
GYE1:31 pmGuayaquil Jose Joaquin de Olmedo
Apr 22
GYE2:31 pmGuayaquil Jose Joaquin de Olmedo
19h 45m
1 stop
STL10:16 amLambert-St Louis
$782

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 February 22, 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

Wed 4/8

7:05 am-9:12 pm

2 stops14h 07m

Guayaquil Jose Joaquin de Olmedo

Wed 4/15

6:05 am-7:30 pm

2 stops13h 25m

$706

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 4/6

6:00 am-8:54 pm

2 stops14h 54m

Guayaquil Jose Joaquin de Olmedo

Mon 4/13

12:22 pm-9:25 am

2 stops21h 03m

$707

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Tue 4/21

9:10 am-12:02 am

2 stops14h 52m

Guayaquil Jose Joaquin de Olmedo

Wed 4/22

12:22 pm-8:25 am

2 stops20h 03m

$747

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 4/6

4:05 pm-12:45 am

3 stops32h 40m

Guayaquil Jose Joaquin de Olmedo

Mon 4/13

11:59 pm-6:36 pm

3 stops18h 37m

$758

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Tue 4/21

5:24 am-1:31 pm

1 stop8h 07m

Guayaquil Jose Joaquin de Olmedo

Wed 4/22

2:31 pm-8:24 am

2 stops17h 53m

$773

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Tue 4/21

5:24 am-1:31 pm

1 stop8h 07m

Guayaquil Jose Joaquin de Olmedo

Wed 4/22

2:31 pm-10:16 am

1 stop19h 45m

$782

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 4/6

11:22 am-9:44 pm

1 stop10h 22m

Guayaquil Jose Joaquin de Olmedo

Mon 4/13

6:05 am-10:07 pm

2 stops16h 02m

$853

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Wed 4/8

5:24 am-1:31 pm

1 stop8h 07m

Guayaquil Jose Joaquin de Olmedo

Wed 4/15

6:05 am-10:24 pm

1 stop16h 19m

$868

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 4/6

5:15 am-9:44 pm

1 stop16h 29m

Guayaquil Jose Joaquin de Olmedo

Mon 4/13

6:05 am-10:24 pm

1 stop16h 19m

$895

St. LouisGuayaquil

STL - GYE

STLGYE

Lambert-St Louis

Mon 4/6

4:05 pm-2:35 pm

2 stops22h 30m

Guayaquil Jose Joaquin de Olmedo

Mon 4/13

11:59 pm-6:36 pm

3 stops18h 37m

$985

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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 airline that flies from Lambert-St Louis to Guayaquil Jose Joaquin de Olmedo?

Copa Airlines, United Airlines, and American Airlines are the most popular carriers operating from Lambert-St Louis to Guayaquil Jose Joaquin de Olmedo

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

14h 52m

Direct flights

None
The fastest flight from St. Louis to Guayaquil takes 14h 52m
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 14h 52m.

  • 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
11,339 reviews
Search American Airlines flights

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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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